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-rw-r--r--drivers/gpu/drm/i915/i915_dma.c15
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h4
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c4
-rw-r--r--drivers/gpu/drm/i915/i915_gem_debugfs.c2
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c235
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h45
-rw-r--r--drivers/gpu/drm/i915/i915_suspend.c2
-rw-r--r--drivers/gpu/drm/i915/intel_bios.c40
-rw-r--r--drivers/gpu/drm/i915/intel_bios.h45
-rw-r--r--drivers/gpu/drm/i915/intel_crt.c12
-rw-r--r--drivers/gpu/drm/i915/intel_display.c759
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c216
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h3
-rw-r--r--drivers/gpu/drm/i915/intel_hdmi.c64
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c12
-rw-r--r--drivers/gpu/drm/i915/intel_sdvo.c254
-rw-r--r--drivers/gpu/drm/i915/intel_tv.c22
-rw-r--r--drivers/staging/b3dfg/Kconfig1
-rw-r--r--drivers/staging/heci/Kconfig1
-rw-r--r--drivers/staging/rspiusb/rspiusb.c2
-rw-r--r--drivers/staging/rt2860/rt_linux.h13
-rw-r--r--drivers/staging/rt2870/2870_main_dev.c67
-rw-r--r--drivers/staging/rt2870/common/2870_rtmp_init.c33
-rw-r--r--drivers/staging/rt2870/common/rtusb_io.c3
-rw-r--r--drivers/staging/rt2870/rt2870.h9
-rw-r--r--drivers/staging/rtl8192su/ieee80211.h2
-rw-r--r--drivers/staging/rtl8192su/ieee80211/ieee80211.h2
-rw-r--r--drivers/staging/rtl8192su/ieee80211/ieee80211_tx.c3
-rw-r--r--drivers/staging/rtl8192su/r8192U_core.c2
-rw-r--r--fs/btrfs/extent-tree.c21
-rw-r--r--fs/btrfs/free-space-cache.c73
-rw-r--r--fs/btrfs/inode.c3
-rw-r--r--fs/btrfs/relocation.c9
-rw-r--r--fs/btrfs/zlib.c6
-rw-r--r--fs/inode.c40
-rw-r--r--fs/xfs/xfs_iget.c142
-rw-r--r--fs/xfs/xfs_inode.h17
-rw-r--r--include/linux/fs.h3
38 files changed, 1492 insertions, 694 deletions
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 8c4783180bf6..50d1f782768c 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1186,6 +1186,13 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
1186 if (ret) 1186 if (ret)
1187 goto out_iomapfree; 1187 goto out_iomapfree;
1188 1188
1189 dev_priv->wq = create_workqueue("i915");
1190 if (dev_priv->wq == NULL) {
1191 DRM_ERROR("Failed to create our workqueue.\n");
1192 ret = -ENOMEM;
1193 goto out_iomapfree;
1194 }
1195
1189 /* enable GEM by default */ 1196 /* enable GEM by default */
1190 dev_priv->has_gem = 1; 1197 dev_priv->has_gem = 1;
1191 1198
@@ -1211,7 +1218,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
1211 if (!I915_NEED_GFX_HWS(dev)) { 1218 if (!I915_NEED_GFX_HWS(dev)) {
1212 ret = i915_init_phys_hws(dev); 1219 ret = i915_init_phys_hws(dev);
1213 if (ret != 0) 1220 if (ret != 0)
1214 goto out_iomapfree; 1221 goto out_workqueue_free;
1215 } 1222 }
1216 1223
1217 i915_get_mem_freq(dev); 1224 i915_get_mem_freq(dev);
@@ -1245,7 +1252,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
1245 ret = i915_load_modeset_init(dev, prealloc_size, agp_size); 1252 ret = i915_load_modeset_init(dev, prealloc_size, agp_size);
1246 if (ret < 0) { 1253 if (ret < 0) {
1247 DRM_ERROR("failed to init modeset\n"); 1254 DRM_ERROR("failed to init modeset\n");
1248 goto out_rmmap; 1255 goto out_workqueue_free;
1249 } 1256 }
1250 } 1257 }
1251 1258
@@ -1256,6 +1263,8 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
1256 1263
1257 return 0; 1264 return 0;
1258 1265
1266out_workqueue_free:
1267 destroy_workqueue(dev_priv->wq);
1259out_iomapfree: 1268out_iomapfree:
1260 io_mapping_free(dev_priv->mm.gtt_mapping); 1269 io_mapping_free(dev_priv->mm.gtt_mapping);
1261out_rmmap: 1270out_rmmap:
@@ -1269,6 +1278,8 @@ int i915_driver_unload(struct drm_device *dev)
1269{ 1278{
1270 struct drm_i915_private *dev_priv = dev->dev_private; 1279 struct drm_i915_private *dev_priv = dev->dev_private;
1271 1280
1281 destroy_workqueue(dev_priv->wq);
1282
1272 io_mapping_free(dev_priv->mm.gtt_mapping); 1283 io_mapping_free(dev_priv->mm.gtt_mapping);
1273 if (dev_priv->mm.gtt_mtrr >= 0) { 1284 if (dev_priv->mm.gtt_mtrr >= 0) {
1274 mtrr_del(dev_priv->mm.gtt_mtrr, dev->agp->base, 1285 mtrr_del(dev_priv->mm.gtt_mtrr, dev->agp->base,
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index d08752875885..7537f57d8a87 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -219,6 +219,7 @@ typedef struct drm_i915_private {
219 unsigned int lvds_vbt:1; 219 unsigned int lvds_vbt:1;
220 unsigned int int_crt_support:1; 220 unsigned int int_crt_support:1;
221 unsigned int lvds_use_ssc:1; 221 unsigned int lvds_use_ssc:1;
222 unsigned int edp_support:1;
222 int lvds_ssc_freq; 223 int lvds_ssc_freq;
223 224
224 struct drm_i915_fence_reg fence_regs[16]; /* assume 965 */ 225 struct drm_i915_fence_reg fence_regs[16]; /* assume 965 */
@@ -229,6 +230,8 @@ typedef struct drm_i915_private {
229 230
230 spinlock_t error_lock; 231 spinlock_t error_lock;
231 struct drm_i915_error_state *first_error; 232 struct drm_i915_error_state *first_error;
233 struct work_struct error_work;
234 struct workqueue_struct *wq;
232 235
233 /* Register state */ 236 /* Register state */
234 u8 saveLBB; 237 u8 saveLBB;
@@ -888,6 +891,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
888 IS_I915GM(dev))) 891 IS_I915GM(dev)))
889#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_IGDNG(dev)) 892#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_IGDNG(dev))
890#define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_IGDNG(dev)) 893#define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_IGDNG(dev))
894#define SUPPORTS_EDP(dev) (IS_IGDNG_M(dev))
891#define I915_HAS_HOTPLUG(dev) (IS_I945G(dev) || IS_I945GM(dev) || IS_I965G(dev)) 895#define I915_HAS_HOTPLUG(dev) (IS_I945G(dev) || IS_I945GM(dev) || IS_I965G(dev))
892/* dsparb controlled by hw only */ 896/* dsparb controlled by hw only */
893#define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IGDNG(dev)) 897#define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IGDNG(dev))
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 5bf420378b6d..140bee142fc2 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1570,7 +1570,7 @@ i915_add_request(struct drm_device *dev, struct drm_file *file_priv,
1570 } 1570 }
1571 1571
1572 if (was_empty && !dev_priv->mm.suspended) 1572 if (was_empty && !dev_priv->mm.suspended)
1573 schedule_delayed_work(&dev_priv->mm.retire_work, HZ); 1573 queue_delayed_work(dev_priv->wq, &dev_priv->mm.retire_work, HZ);
1574 return seqno; 1574 return seqno;
1575} 1575}
1576 1576
@@ -1719,7 +1719,7 @@ i915_gem_retire_work_handler(struct work_struct *work)
1719 i915_gem_retire_requests(dev); 1719 i915_gem_retire_requests(dev);
1720 if (!dev_priv->mm.suspended && 1720 if (!dev_priv->mm.suspended &&
1721 !list_empty(&dev_priv->mm.request_list)) 1721 !list_empty(&dev_priv->mm.request_list))
1722 schedule_delayed_work(&dev_priv->mm.retire_work, HZ); 1722 queue_delayed_work(dev_priv->wq, &dev_priv->mm.retire_work, HZ);
1723 mutex_unlock(&dev->struct_mutex); 1723 mutex_unlock(&dev->struct_mutex);
1724} 1724}
1725 1725
diff --git a/drivers/gpu/drm/i915/i915_gem_debugfs.c b/drivers/gpu/drm/i915/i915_gem_debugfs.c
index 9a44bfcb8139..cb3b97405fbf 100644
--- a/drivers/gpu/drm/i915/i915_gem_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_gem_debugfs.c
@@ -343,6 +343,8 @@ static int i915_error_state(struct seq_file *m, void *unused)
343 343
344 error = dev_priv->first_error; 344 error = dev_priv->first_error;
345 345
346 seq_printf(m, "Time: %ld s %ld us\n", error->time.tv_sec,
347 error->time.tv_usec);
346 seq_printf(m, "EIR: 0x%08x\n", error->eir); 348 seq_printf(m, "EIR: 0x%08x\n", error->eir);
347 seq_printf(m, " PGTBL_ER: 0x%08x\n", error->pgtbl_er); 349 seq_printf(m, " PGTBL_ER: 0x%08x\n", error->pgtbl_er);
348 seq_printf(m, " INSTPM: 0x%08x\n", error->instpm); 350 seq_printf(m, " INSTPM: 0x%08x\n", error->instpm);
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 7ba23a69a0c0..83aee80e77a6 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -290,6 +290,35 @@ irqreturn_t igdng_irq_handler(struct drm_device *dev)
290 return ret; 290 return ret;
291} 291}
292 292
293/**
294 * i915_error_work_func - do process context error handling work
295 * @work: work struct
296 *
297 * Fire an error uevent so userspace can see that a hang or error
298 * was detected.
299 */
300static void i915_error_work_func(struct work_struct *work)
301{
302 drm_i915_private_t *dev_priv = container_of(work, drm_i915_private_t,
303 error_work);
304 struct drm_device *dev = dev_priv->dev;
305 char *event_string = "ERROR=1";
306 char *envp[] = { event_string, NULL };
307
308 DRM_DEBUG("generating error event\n");
309
310 kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, envp);
311}
312
313/**
314 * i915_capture_error_state - capture an error record for later analysis
315 * @dev: drm device
316 *
317 * Should be called when an error is detected (either a hang or an error
318 * interrupt) to capture error state from the time of the error. Fills
319 * out a structure which becomes available in debugfs for user level tools
320 * to pick up.
321 */
293static void i915_capture_error_state(struct drm_device *dev) 322static void i915_capture_error_state(struct drm_device *dev)
294{ 323{
295 struct drm_i915_private *dev_priv = dev->dev_private; 324 struct drm_i915_private *dev_priv = dev->dev_private;
@@ -325,12 +354,137 @@ static void i915_capture_error_state(struct drm_device *dev)
325 error->acthd = I915_READ(ACTHD_I965); 354 error->acthd = I915_READ(ACTHD_I965);
326 } 355 }
327 356
357 do_gettimeofday(&error->time);
358
328 dev_priv->first_error = error; 359 dev_priv->first_error = error;
329 360
330out: 361out:
331 spin_unlock_irqrestore(&dev_priv->error_lock, flags); 362 spin_unlock_irqrestore(&dev_priv->error_lock, flags);
332} 363}
333 364
365/**
366 * i915_handle_error - handle an error interrupt
367 * @dev: drm device
368 *
369 * Do some basic checking of regsiter state at error interrupt time and
370 * dump it to the syslog. Also call i915_capture_error_state() to make
371 * sure we get a record and make it available in debugfs. Fire a uevent
372 * so userspace knows something bad happened (should trigger collection
373 * of a ring dump etc.).
374 */
375static void i915_handle_error(struct drm_device *dev)
376{
377 struct drm_i915_private *dev_priv = dev->dev_private;
378 u32 eir = I915_READ(EIR);
379 u32 pipea_stats = I915_READ(PIPEASTAT);
380 u32 pipeb_stats = I915_READ(PIPEBSTAT);
381
382 i915_capture_error_state(dev);
383
384 printk(KERN_ERR "render error detected, EIR: 0x%08x\n",
385 eir);
386
387 if (IS_G4X(dev)) {
388 if (eir & (GM45_ERROR_MEM_PRIV | GM45_ERROR_CP_PRIV)) {
389 u32 ipeir = I915_READ(IPEIR_I965);
390
391 printk(KERN_ERR " IPEIR: 0x%08x\n",
392 I915_READ(IPEIR_I965));
393 printk(KERN_ERR " IPEHR: 0x%08x\n",
394 I915_READ(IPEHR_I965));
395 printk(KERN_ERR " INSTDONE: 0x%08x\n",
396 I915_READ(INSTDONE_I965));
397 printk(KERN_ERR " INSTPS: 0x%08x\n",
398 I915_READ(INSTPS));
399 printk(KERN_ERR " INSTDONE1: 0x%08x\n",
400 I915_READ(INSTDONE1));
401 printk(KERN_ERR " ACTHD: 0x%08x\n",
402 I915_READ(ACTHD_I965));
403 I915_WRITE(IPEIR_I965, ipeir);
404 (void)I915_READ(IPEIR_I965);
405 }
406 if (eir & GM45_ERROR_PAGE_TABLE) {
407 u32 pgtbl_err = I915_READ(PGTBL_ER);
408 printk(KERN_ERR "page table error\n");
409 printk(KERN_ERR " PGTBL_ER: 0x%08x\n",
410 pgtbl_err);
411 I915_WRITE(PGTBL_ER, pgtbl_err);
412 (void)I915_READ(PGTBL_ER);
413 }
414 }
415
416 if (IS_I9XX(dev)) {
417 if (eir & I915_ERROR_PAGE_TABLE) {
418 u32 pgtbl_err = I915_READ(PGTBL_ER);
419 printk(KERN_ERR "page table error\n");
420 printk(KERN_ERR " PGTBL_ER: 0x%08x\n",
421 pgtbl_err);
422 I915_WRITE(PGTBL_ER, pgtbl_err);
423 (void)I915_READ(PGTBL_ER);
424 }
425 }
426
427 if (eir & I915_ERROR_MEMORY_REFRESH) {
428 printk(KERN_ERR "memory refresh error\n");
429 printk(KERN_ERR "PIPEASTAT: 0x%08x\n",
430 pipea_stats);
431 printk(KERN_ERR "PIPEBSTAT: 0x%08x\n",
432 pipeb_stats);
433 /* pipestat has already been acked */
434 }
435 if (eir & I915_ERROR_INSTRUCTION) {
436 printk(KERN_ERR "instruction error\n");
437 printk(KERN_ERR " INSTPM: 0x%08x\n",
438 I915_READ(INSTPM));
439 if (!IS_I965G(dev)) {
440 u32 ipeir = I915_READ(IPEIR);
441
442 printk(KERN_ERR " IPEIR: 0x%08x\n",
443 I915_READ(IPEIR));
444 printk(KERN_ERR " IPEHR: 0x%08x\n",
445 I915_READ(IPEHR));
446 printk(KERN_ERR " INSTDONE: 0x%08x\n",
447 I915_READ(INSTDONE));
448 printk(KERN_ERR " ACTHD: 0x%08x\n",
449 I915_READ(ACTHD));
450 I915_WRITE(IPEIR, ipeir);
451 (void)I915_READ(IPEIR);
452 } else {
453 u32 ipeir = I915_READ(IPEIR_I965);
454
455 printk(KERN_ERR " IPEIR: 0x%08x\n",
456 I915_READ(IPEIR_I965));
457 printk(KERN_ERR " IPEHR: 0x%08x\n",
458 I915_READ(IPEHR_I965));
459 printk(KERN_ERR " INSTDONE: 0x%08x\n",
460 I915_READ(INSTDONE_I965));
461 printk(KERN_ERR " INSTPS: 0x%08x\n",
462 I915_READ(INSTPS));
463 printk(KERN_ERR " INSTDONE1: 0x%08x\n",
464 I915_READ(INSTDONE1));
465 printk(KERN_ERR " ACTHD: 0x%08x\n",
466 I915_READ(ACTHD_I965));
467 I915_WRITE(IPEIR_I965, ipeir);
468 (void)I915_READ(IPEIR_I965);
469 }
470 }
471
472 I915_WRITE(EIR, eir);
473 (void)I915_READ(EIR);
474 eir = I915_READ(EIR);
475 if (eir) {
476 /*
477 * some errors might have become stuck,
478 * mask them.
479 */
480 DRM_ERROR("EIR stuck: 0x%08x, masking\n", eir);
481 I915_WRITE(EMR, I915_READ(EMR) | eir);
482 I915_WRITE(IIR, I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT);
483 }
484
485 queue_work(dev_priv->wq, &dev_priv->error_work);
486}
487
334irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) 488irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
335{ 489{
336 struct drm_device *dev = (struct drm_device *) arg; 490 struct drm_device *dev = (struct drm_device *) arg;
@@ -372,6 +526,9 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
372 pipea_stats = I915_READ(PIPEASTAT); 526 pipea_stats = I915_READ(PIPEASTAT);
373 pipeb_stats = I915_READ(PIPEBSTAT); 527 pipeb_stats = I915_READ(PIPEBSTAT);
374 528
529 if (iir & I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT)
530 i915_handle_error(dev);
531
375 /* 532 /*
376 * Clear the PIPE(A|B)STAT regs before the IIR 533 * Clear the PIPE(A|B)STAT regs before the IIR
377 */ 534 */
@@ -403,86 +560,13 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
403 DRM_DEBUG("hotplug event received, stat 0x%08x\n", 560 DRM_DEBUG("hotplug event received, stat 0x%08x\n",
404 hotplug_status); 561 hotplug_status);
405 if (hotplug_status & dev_priv->hotplug_supported_mask) 562 if (hotplug_status & dev_priv->hotplug_supported_mask)
406 schedule_work(&dev_priv->hotplug_work); 563 queue_work(dev_priv->wq,
564 &dev_priv->hotplug_work);
407 565
408 I915_WRITE(PORT_HOTPLUG_STAT, hotplug_status); 566 I915_WRITE(PORT_HOTPLUG_STAT, hotplug_status);
409 I915_READ(PORT_HOTPLUG_STAT); 567 I915_READ(PORT_HOTPLUG_STAT);
410 } 568 }
411 569
412 if (iir & I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT) {
413 u32 eir = I915_READ(EIR);
414
415 i915_capture_error_state(dev);
416
417 printk(KERN_ERR "render error detected, EIR: 0x%08x\n",
418 eir);
419 if (eir & I915_ERROR_PAGE_TABLE) {
420 u32 pgtbl_err = I915_READ(PGTBL_ER);
421 printk(KERN_ERR "page table error\n");
422 printk(KERN_ERR " PGTBL_ER: 0x%08x\n",
423 pgtbl_err);
424 I915_WRITE(PGTBL_ER, pgtbl_err);
425 (void)I915_READ(PGTBL_ER);
426 }
427 if (eir & I915_ERROR_MEMORY_REFRESH) {
428 printk(KERN_ERR "memory refresh error\n");
429 printk(KERN_ERR "PIPEASTAT: 0x%08x\n",
430 pipea_stats);
431 printk(KERN_ERR "PIPEBSTAT: 0x%08x\n",
432 pipeb_stats);
433 /* pipestat has already been acked */
434 }
435 if (eir & I915_ERROR_INSTRUCTION) {
436 printk(KERN_ERR "instruction error\n");
437 printk(KERN_ERR " INSTPM: 0x%08x\n",
438 I915_READ(INSTPM));
439 if (!IS_I965G(dev)) {
440 u32 ipeir = I915_READ(IPEIR);
441
442 printk(KERN_ERR " IPEIR: 0x%08x\n",
443 I915_READ(IPEIR));
444 printk(KERN_ERR " IPEHR: 0x%08x\n",
445 I915_READ(IPEHR));
446 printk(KERN_ERR " INSTDONE: 0x%08x\n",
447 I915_READ(INSTDONE));
448 printk(KERN_ERR " ACTHD: 0x%08x\n",
449 I915_READ(ACTHD));
450 I915_WRITE(IPEIR, ipeir);
451 (void)I915_READ(IPEIR);
452 } else {
453 u32 ipeir = I915_READ(IPEIR_I965);
454
455 printk(KERN_ERR " IPEIR: 0x%08x\n",
456 I915_READ(IPEIR_I965));
457 printk(KERN_ERR " IPEHR: 0x%08x\n",
458 I915_READ(IPEHR_I965));
459 printk(KERN_ERR " INSTDONE: 0x%08x\n",
460 I915_READ(INSTDONE_I965));
461 printk(KERN_ERR " INSTPS: 0x%08x\n",
462 I915_READ(INSTPS));
463 printk(KERN_ERR " INSTDONE1: 0x%08x\n",
464 I915_READ(INSTDONE1));
465 printk(KERN_ERR " ACTHD: 0x%08x\n",
466 I915_READ(ACTHD_I965));
467 I915_WRITE(IPEIR_I965, ipeir);
468 (void)I915_READ(IPEIR_I965);
469 }
470 }
471
472 I915_WRITE(EIR, eir);
473 (void)I915_READ(EIR);
474 eir = I915_READ(EIR);
475 if (eir) {
476 /*
477 * some errors might have become stuck,
478 * mask them.
479 */
480 DRM_ERROR("EIR stuck: 0x%08x, masking\n", eir);
481 I915_WRITE(EMR, I915_READ(EMR) | eir);
482 I915_WRITE(IIR, I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT);
483 }
484 }
485
486 I915_WRITE(IIR, iir); 570 I915_WRITE(IIR, iir);
487 new_iir = I915_READ(IIR); /* Flush posted writes */ 571 new_iir = I915_READ(IIR); /* Flush posted writes */
488 572
@@ -830,6 +914,7 @@ void i915_driver_irq_preinstall(struct drm_device * dev)
830 atomic_set(&dev_priv->irq_received, 0); 914 atomic_set(&dev_priv->irq_received, 0);
831 915
832 INIT_WORK(&dev_priv->hotplug_work, i915_hotplug_work_func); 916 INIT_WORK(&dev_priv->hotplug_work, i915_hotplug_work_func);
917 INIT_WORK(&dev_priv->error_work, i915_error_work_func);
833 918
834 if (IS_IGDNG(dev)) { 919 if (IS_IGDNG(dev)) {
835 igdng_irq_preinstall(dev); 920 igdng_irq_preinstall(dev);
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 6c0858484094..2955083aa471 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1395,6 +1395,7 @@
1395#define TV_V_CHROMA_42 0x684a8 1395#define TV_V_CHROMA_42 0x684a8
1396 1396
1397/* Display Port */ 1397/* Display Port */
1398#define DP_A 0x64000 /* eDP */
1398#define DP_B 0x64100 1399#define DP_B 0x64100
1399#define DP_C 0x64200 1400#define DP_C 0x64200
1400#define DP_D 0x64300 1401#define DP_D 0x64300
@@ -1437,13 +1438,22 @@
1437/* Mystic DPCD version 1.1 special mode */ 1438/* Mystic DPCD version 1.1 special mode */
1438#define DP_ENHANCED_FRAMING (1 << 18) 1439#define DP_ENHANCED_FRAMING (1 << 18)
1439 1440
1441/* eDP */
1442#define DP_PLL_FREQ_270MHZ (0 << 16)
1443#define DP_PLL_FREQ_160MHZ (1 << 16)
1444#define DP_PLL_FREQ_MASK (3 << 16)
1445
1440/** locked once port is enabled */ 1446/** locked once port is enabled */
1441#define DP_PORT_REVERSAL (1 << 15) 1447#define DP_PORT_REVERSAL (1 << 15)
1442 1448
1449/* eDP */
1450#define DP_PLL_ENABLE (1 << 14)
1451
1443/** sends the clock on lane 15 of the PEG for debug */ 1452/** sends the clock on lane 15 of the PEG for debug */
1444#define DP_CLOCK_OUTPUT_ENABLE (1 << 13) 1453#define DP_CLOCK_OUTPUT_ENABLE (1 << 13)
1445 1454
1446#define DP_SCRAMBLING_DISABLE (1 << 12) 1455#define DP_SCRAMBLING_DISABLE (1 << 12)
1456#define DP_SCRAMBLING_DISABLE_IGDNG (1 << 7)
1447 1457
1448/** limit RGB values to avoid confusing TVs */ 1458/** limit RGB values to avoid confusing TVs */
1449#define DP_COLOR_RANGE_16_235 (1 << 8) 1459#define DP_COLOR_RANGE_16_235 (1 << 8)
@@ -1463,6 +1473,13 @@
1463 * is 20 bytes in each direction, hence the 5 fixed 1473 * is 20 bytes in each direction, hence the 5 fixed
1464 * data registers 1474 * data registers
1465 */ 1475 */
1476#define DPA_AUX_CH_CTL 0x64010
1477#define DPA_AUX_CH_DATA1 0x64014
1478#define DPA_AUX_CH_DATA2 0x64018
1479#define DPA_AUX_CH_DATA3 0x6401c
1480#define DPA_AUX_CH_DATA4 0x64020
1481#define DPA_AUX_CH_DATA5 0x64024
1482
1466#define DPB_AUX_CH_CTL 0x64110 1483#define DPB_AUX_CH_CTL 0x64110
1467#define DPB_AUX_CH_DATA1 0x64114 1484#define DPB_AUX_CH_DATA1 0x64114
1468#define DPB_AUX_CH_DATA2 0x64118 1485#define DPB_AUX_CH_DATA2 0x64118
@@ -1618,7 +1635,7 @@
1618#define I830_FIFO_LINE_SIZE 32 1635#define I830_FIFO_LINE_SIZE 32
1619#define I945_FIFO_SIZE 127 /* 945 & 965 */ 1636#define I945_FIFO_SIZE 127 /* 945 & 965 */
1620#define I915_FIFO_SIZE 95 1637#define I915_FIFO_SIZE 95
1621#define I855GM_FIFO_SIZE 255 1638#define I855GM_FIFO_SIZE 127 /* In cachelines */
1622#define I830_FIFO_SIZE 95 1639#define I830_FIFO_SIZE 95
1623#define I915_MAX_WM 0x3f 1640#define I915_MAX_WM 0x3f
1624 1641
@@ -1848,6 +1865,8 @@
1848#define PFA_CTL_1 0x68080 1865#define PFA_CTL_1 0x68080
1849#define PFB_CTL_1 0x68880 1866#define PFB_CTL_1 0x68880
1850#define PF_ENABLE (1<<31) 1867#define PF_ENABLE (1<<31)
1868#define PFA_WIN_SZ 0x68074
1869#define PFB_WIN_SZ 0x68874
1851 1870
1852/* legacy palette */ 1871/* legacy palette */
1853#define LGC_PALETTE_A 0x4a000 1872#define LGC_PALETTE_A 0x4a000
@@ -2208,4 +2227,28 @@
2208#define PCH_PP_OFF_DELAYS 0xc720c 2227#define PCH_PP_OFF_DELAYS 0xc720c
2209#define PCH_PP_DIVISOR 0xc7210 2228#define PCH_PP_DIVISOR 0xc7210
2210 2229
2230#define PCH_DP_B 0xe4100
2231#define PCH_DPB_AUX_CH_CTL 0xe4110
2232#define PCH_DPB_AUX_CH_DATA1 0xe4114
2233#define PCH_DPB_AUX_CH_DATA2 0xe4118
2234#define PCH_DPB_AUX_CH_DATA3 0xe411c
2235#define PCH_DPB_AUX_CH_DATA4 0xe4120
2236#define PCH_DPB_AUX_CH_DATA5 0xe4124
2237
2238#define PCH_DP_C 0xe4200
2239#define PCH_DPC_AUX_CH_CTL 0xe4210
2240#define PCH_DPC_AUX_CH_DATA1 0xe4214
2241#define PCH_DPC_AUX_CH_DATA2 0xe4218
2242#define PCH_DPC_AUX_CH_DATA3 0xe421c
2243#define PCH_DPC_AUX_CH_DATA4 0xe4220
2244#define PCH_DPC_AUX_CH_DATA5 0xe4224
2245
2246#define PCH_DP_D 0xe4300
2247#define PCH_DPD_AUX_CH_CTL 0xe4310
2248#define PCH_DPD_AUX_CH_DATA1 0xe4314
2249#define PCH_DPD_AUX_CH_DATA2 0xe4318
2250#define PCH_DPD_AUX_CH_DATA3 0xe431c
2251#define PCH_DPD_AUX_CH_DATA4 0xe4320
2252#define PCH_DPD_AUX_CH_DATA5 0xe4324
2253
2211#endif /* _I915_REG_H_ */ 2254#endif /* _I915_REG_H_ */
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 9e1d16e5c3ea..1d04e1904ac6 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -598,7 +598,7 @@ int i915_restore_state(struct drm_device *dev)
598 598
599 for (i = 0; i < 16; i++) { 599 for (i = 0; i < 16; i++) {
600 I915_WRITE(SWF00 + (i << 2), dev_priv->saveSWF0[i]); 600 I915_WRITE(SWF00 + (i << 2), dev_priv->saveSWF0[i]);
601 I915_WRITE(SWF10 + (i << 2), dev_priv->saveSWF1[i+7]); 601 I915_WRITE(SWF10 + (i << 2), dev_priv->saveSWF1[i]);
602 } 602 }
603 for (i = 0; i < 3; i++) 603 for (i = 0; i < 3; i++)
604 I915_WRITE(SWF30 + (i << 2), dev_priv->saveSWF2[i]); 604 I915_WRITE(SWF30 + (i << 2), dev_priv->saveSWF2[i]);
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 7cc447191028..300aee3296c2 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -97,14 +97,13 @@ static void
97parse_lfp_panel_data(struct drm_i915_private *dev_priv, 97parse_lfp_panel_data(struct drm_i915_private *dev_priv,
98 struct bdb_header *bdb) 98 struct bdb_header *bdb)
99{ 99{
100 struct drm_device *dev = dev_priv->dev;
101 struct bdb_lvds_options *lvds_options; 100 struct bdb_lvds_options *lvds_options;
102 struct bdb_lvds_lfp_data *lvds_lfp_data; 101 struct bdb_lvds_lfp_data *lvds_lfp_data;
103 struct bdb_lvds_lfp_data_ptrs *lvds_lfp_data_ptrs; 102 struct bdb_lvds_lfp_data_ptrs *lvds_lfp_data_ptrs;
104 struct bdb_lvds_lfp_data_entry *entry; 103 struct bdb_lvds_lfp_data_entry *entry;
105 struct lvds_dvo_timing *dvo_timing; 104 struct lvds_dvo_timing *dvo_timing;
106 struct drm_display_mode *panel_fixed_mode; 105 struct drm_display_mode *panel_fixed_mode;
107 int lfp_data_size; 106 int lfp_data_size, dvo_timing_offset;
108 107
109 /* Defaults if we can't find VBT info */ 108 /* Defaults if we can't find VBT info */
110 dev_priv->lvds_dither = 0; 109 dev_priv->lvds_dither = 0;
@@ -133,14 +132,16 @@ parse_lfp_panel_data(struct drm_i915_private *dev_priv,
133 entry = (struct bdb_lvds_lfp_data_entry *) 132 entry = (struct bdb_lvds_lfp_data_entry *)
134 ((uint8_t *)lvds_lfp_data->data + (lfp_data_size * 133 ((uint8_t *)lvds_lfp_data->data + (lfp_data_size *
135 lvds_options->panel_type)); 134 lvds_options->panel_type));
135 dvo_timing_offset = lvds_lfp_data_ptrs->ptr[0].dvo_timing_offset -
136 lvds_lfp_data_ptrs->ptr[0].fp_timing_offset;
136 137
137 /* On IGDNG mobile, LVDS data block removes panel fitting registers. 138 /*
138 So dec 2 dword from dvo_timing offset */ 139 * the size of fp_timing varies on the different platform.
139 if (IS_IGDNG(dev)) 140 * So calculate the DVO timing relative offset in LVDS data
140 dvo_timing = (struct lvds_dvo_timing *) 141 * entry to get the DVO timing entry
141 ((u8 *)&entry->dvo_timing - 8); 142 */
142 else 143 dvo_timing = (struct lvds_dvo_timing *)
143 dvo_timing = &entry->dvo_timing; 144 ((unsigned char *)entry + dvo_timing_offset);
144 145
145 panel_fixed_mode = kzalloc(sizeof(*panel_fixed_mode), GFP_KERNEL); 146 panel_fixed_mode = kzalloc(sizeof(*panel_fixed_mode), GFP_KERNEL);
146 147
@@ -295,6 +296,25 @@ parse_sdvo_device_mapping(struct drm_i915_private *dev_priv,
295 } 296 }
296 return; 297 return;
297} 298}
299
300static void
301parse_driver_features(struct drm_i915_private *dev_priv,
302 struct bdb_header *bdb)
303{
304 struct drm_device *dev = dev_priv->dev;
305 struct bdb_driver_features *driver;
306
307 /* set default for chips without eDP */
308 if (!SUPPORTS_EDP(dev)) {
309 dev_priv->edp_support = 0;
310 return;
311 }
312
313 driver = find_section(bdb, BDB_DRIVER_FEATURES);
314 if (driver && driver->lvds_config == BDB_DRIVER_FEATURE_EDP)
315 dev_priv->edp_support = 1;
316}
317
298/** 318/**
299 * intel_init_bios - initialize VBIOS settings & find VBT 319 * intel_init_bios - initialize VBIOS settings & find VBT
300 * @dev: DRM device 320 * @dev: DRM device
@@ -345,6 +365,8 @@ intel_init_bios(struct drm_device *dev)
345 parse_lfp_panel_data(dev_priv, bdb); 365 parse_lfp_panel_data(dev_priv, bdb);
346 parse_sdvo_panel_data(dev_priv, bdb); 366 parse_sdvo_panel_data(dev_priv, bdb);
347 parse_sdvo_device_mapping(dev_priv, bdb); 367 parse_sdvo_device_mapping(dev_priv, bdb);
368 parse_driver_features(dev_priv, bdb);
369
348 pci_unmap_rom(pdev, bios); 370 pci_unmap_rom(pdev, bios);
349 371
350 return 0; 372 return 0;
diff --git a/drivers/gpu/drm/i915/intel_bios.h b/drivers/gpu/drm/i915/intel_bios.h
index fe72e1c225d8..0f8e5f69ac7a 100644
--- a/drivers/gpu/drm/i915/intel_bios.h
+++ b/drivers/gpu/drm/i915/intel_bios.h
@@ -381,6 +381,51 @@ struct bdb_sdvo_lvds_options {
381} __attribute__((packed)); 381} __attribute__((packed));
382 382
383 383
384#define BDB_DRIVER_FEATURE_NO_LVDS 0
385#define BDB_DRIVER_FEATURE_INT_LVDS 1
386#define BDB_DRIVER_FEATURE_SDVO_LVDS 2
387#define BDB_DRIVER_FEATURE_EDP 3
388
389struct bdb_driver_features {
390 u8 boot_dev_algorithm:1;
391 u8 block_display_switch:1;
392 u8 allow_display_switch:1;
393 u8 hotplug_dvo:1;
394 u8 dual_view_zoom:1;
395 u8 int15h_hook:1;
396 u8 sprite_in_clone:1;
397 u8 primary_lfp_id:1;
398
399 u16 boot_mode_x;
400 u16 boot_mode_y;
401 u8 boot_mode_bpp;
402 u8 boot_mode_refresh;
403
404 u16 enable_lfp_primary:1;
405 u16 selective_mode_pruning:1;
406 u16 dual_frequency:1;
407 u16 render_clock_freq:1; /* 0: high freq; 1: low freq */
408 u16 nt_clone_support:1;
409 u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */
410 u16 sprite_display_assign:1; /* 0: secondary; 1: primary */
411 u16 cui_aspect_scaling:1;
412 u16 preserve_aspect_ratio:1;
413 u16 sdvo_device_power_down:1;
414 u16 crt_hotplug:1;
415 u16 lvds_config:2;
416 u16 tv_hotplug:1;
417 u16 hdmi_config:2;
418
419 u8 static_display:1;
420 u8 reserved2:7;
421 u16 legacy_crt_max_x;
422 u16 legacy_crt_max_y;
423 u8 legacy_crt_max_refresh;
424
425 u8 hdmi_termination;
426 u8 custom_vbt_version;
427} __attribute__((packed));
428
384bool intel_init_bios(struct drm_device *dev); 429bool intel_init_bios(struct drm_device *dev);
385 430
386/* 431/*
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index d6a1a6e5539a..4cf8e2e88a40 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -156,6 +156,9 @@ static bool intel_igdng_crt_detect_hotplug(struct drm_connector *connector)
156 156
157 temp = adpa = I915_READ(PCH_ADPA); 157 temp = adpa = I915_READ(PCH_ADPA);
158 158
159 adpa &= ~ADPA_DAC_ENABLE;
160 I915_WRITE(PCH_ADPA, adpa);
161
159 adpa &= ~ADPA_CRT_HOTPLUG_MASK; 162 adpa &= ~ADPA_CRT_HOTPLUG_MASK;
160 163
161 adpa |= (ADPA_CRT_HOTPLUG_PERIOD_128 | 164 adpa |= (ADPA_CRT_HOTPLUG_PERIOD_128 |
@@ -169,13 +172,14 @@ static bool intel_igdng_crt_detect_hotplug(struct drm_connector *connector)
169 DRM_DEBUG("pch crt adpa 0x%x", adpa); 172 DRM_DEBUG("pch crt adpa 0x%x", adpa);
170 I915_WRITE(PCH_ADPA, adpa); 173 I915_WRITE(PCH_ADPA, adpa);
171 174
172 /* This might not be needed as not specified in spec...*/ 175 while ((I915_READ(PCH_ADPA) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) != 0)
173 udelay(1000); 176 ;
174 177
175 /* Check the status to see if both blue and green are on now */ 178 /* Check the status to see if both blue and green are on now */
176 adpa = I915_READ(PCH_ADPA); 179 adpa = I915_READ(PCH_ADPA);
177 if ((adpa & ADPA_CRT_HOTPLUG_MONITOR_MASK) == 180 adpa &= ADPA_CRT_HOTPLUG_MONITOR_MASK;
178 ADPA_CRT_HOTPLUG_MONITOR_COLOR) 181 if ((adpa == ADPA_CRT_HOTPLUG_MONITOR_COLOR) ||
182 (adpa == ADPA_CRT_HOTPLUG_MONITOR_MONO))
179 ret = true; 183 ret = true;
180 else 184 else
181 ret = false; 185 ret = false;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 508838ee31e0..d6fce2133413 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -34,6 +34,8 @@
34 34
35#include "drm_crtc_helper.h" 35#include "drm_crtc_helper.h"
36 36
37#define HAS_eDP (intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP))
38
37bool intel_pipe_has_type (struct drm_crtc *crtc, int type); 39bool intel_pipe_has_type (struct drm_crtc *crtc, int type);
38static void intel_update_watermarks(struct drm_device *dev); 40static void intel_update_watermarks(struct drm_device *dev);
39 41
@@ -88,7 +90,7 @@ struct intel_limit {
88#define I8XX_P2_SLOW 4 90#define I8XX_P2_SLOW 4
89#define I8XX_P2_FAST 2 91#define I8XX_P2_FAST 2
90#define I8XX_P2_LVDS_SLOW 14 92#define I8XX_P2_LVDS_SLOW 14
91#define I8XX_P2_LVDS_FAST 14 /* No fast option */ 93#define I8XX_P2_LVDS_FAST 7
92#define I8XX_P2_SLOW_LIMIT 165000 94#define I8XX_P2_SLOW_LIMIT 165000
93 95
94#define I9XX_DOT_MIN 20000 96#define I9XX_DOT_MIN 20000
@@ -268,6 +270,9 @@ intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
268static bool 270static bool
269intel_find_pll_g4x_dp(const intel_limit_t *, struct drm_crtc *crtc, 271intel_find_pll_g4x_dp(const intel_limit_t *, struct drm_crtc *crtc,
270 int target, int refclk, intel_clock_t *best_clock); 272 int target, int refclk, intel_clock_t *best_clock);
273static bool
274intel_find_pll_igdng_dp(const intel_limit_t *, struct drm_crtc *crtc,
275 int target, int refclk, intel_clock_t *best_clock);
271 276
272static const intel_limit_t intel_limits_i8xx_dvo = { 277static const intel_limit_t intel_limits_i8xx_dvo = {
273 .dot = { .min = I8XX_DOT_MIN, .max = I8XX_DOT_MAX }, 278 .dot = { .min = I8XX_DOT_MIN, .max = I8XX_DOT_MAX },
@@ -598,6 +603,23 @@ bool intel_pipe_has_type (struct drm_crtc *crtc, int type)
598 return false; 603 return false;
599} 604}
600 605
606struct drm_connector *
607intel_pipe_get_output (struct drm_crtc *crtc)
608{
609 struct drm_device *dev = crtc->dev;
610 struct drm_mode_config *mode_config = &dev->mode_config;
611 struct drm_connector *l_entry, *ret = NULL;
612
613 list_for_each_entry(l_entry, &mode_config->connector_list, head) {
614 if (l_entry->encoder &&
615 l_entry->encoder->crtc == crtc) {
616 ret = l_entry;
617 break;
618 }
619 }
620 return ret;
621}
622
601#define INTELPllInvalid(s) do { /* DRM_DEBUG(s); */ return false; } while (0) 623#define INTELPllInvalid(s) do { /* DRM_DEBUG(s); */ return false; } while (0)
602/** 624/**
603 * Returns whether the given set of divisors are valid for a given refclk with 625 * Returns whether the given set of divisors are valid for a given refclk with
@@ -645,7 +667,7 @@ intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
645 int err = target; 667 int err = target;
646 668
647 if (IS_I9XX(dev) && intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) && 669 if (IS_I9XX(dev) && intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) &&
648 (I915_READ(LVDS) & LVDS_PORT_EN) != 0) { 670 (I915_READ(LVDS)) != 0) {
649 /* 671 /*
650 * For LVDS, if the panel is on, just rely on its current 672 * For LVDS, if the panel is on, just rely on its current
651 * settings for dual-channel. We haven't figured out how to 673 * settings for dual-channel. We haven't figured out how to
@@ -752,6 +774,30 @@ intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
752} 774}
753 775
754static bool 776static bool
777intel_find_pll_igdng_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
778 int target, int refclk, intel_clock_t *best_clock)
779{
780 struct drm_device *dev = crtc->dev;
781 intel_clock_t clock;
782 if (target < 200000) {
783 clock.n = 1;
784 clock.p1 = 2;
785 clock.p2 = 10;
786 clock.m1 = 12;
787 clock.m2 = 9;
788 } else {
789 clock.n = 2;
790 clock.p1 = 1;
791 clock.p2 = 10;
792 clock.m1 = 14;
793 clock.m2 = 8;
794 }
795 intel_clock(dev, refclk, &clock);
796 memcpy(best_clock, &clock, sizeof(intel_clock_t));
797 return true;
798}
799
800static bool
755intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc, 801intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
756 int target, int refclk, intel_clock_t *best_clock) 802 int target, int refclk, intel_clock_t *best_clock)
757{ 803{
@@ -763,6 +809,14 @@ intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
763 int err_most = 47; 809 int err_most = 47;
764 found = false; 810 found = false;
765 811
812 /* eDP has only 2 clock choice, no n/m/p setting */
813 if (HAS_eDP)
814 return true;
815
816 if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT))
817 return intel_find_pll_igdng_dp(limit, crtc, target,
818 refclk, best_clock);
819
766 if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) { 820 if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
767 if ((I915_READ(LVDS) & LVDS_CLKB_POWER_MASK) == 821 if ((I915_READ(LVDS) & LVDS_CLKB_POWER_MASK) ==
768 LVDS_CLKB_POWER_UP) 822 LVDS_CLKB_POWER_UP)
@@ -998,6 +1052,90 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
998 return 0; 1052 return 0;
999} 1053}
1000 1054
1055/* Disable the VGA plane that we never use */
1056static void i915_disable_vga (struct drm_device *dev)
1057{
1058 struct drm_i915_private *dev_priv = dev->dev_private;
1059 u8 sr1;
1060 u32 vga_reg;
1061
1062 if (IS_IGDNG(dev))
1063 vga_reg = CPU_VGACNTRL;
1064 else
1065 vga_reg = VGACNTRL;
1066
1067 if (I915_READ(vga_reg) & VGA_DISP_DISABLE)
1068 return;
1069
1070 I915_WRITE8(VGA_SR_INDEX, 1);
1071 sr1 = I915_READ8(VGA_SR_DATA);
1072 I915_WRITE8(VGA_SR_DATA, sr1 | (1 << 5));
1073 udelay(100);
1074
1075 I915_WRITE(vga_reg, VGA_DISP_DISABLE);
1076}
1077
1078static void igdng_disable_pll_edp (struct drm_crtc *crtc)
1079{
1080 struct drm_device *dev = crtc->dev;
1081 struct drm_i915_private *dev_priv = dev->dev_private;
1082 u32 dpa_ctl;
1083
1084 DRM_DEBUG("\n");
1085 dpa_ctl = I915_READ(DP_A);
1086 dpa_ctl &= ~DP_PLL_ENABLE;
1087 I915_WRITE(DP_A, dpa_ctl);
1088}
1089
1090static void igdng_enable_pll_edp (struct drm_crtc *crtc)
1091{
1092 struct drm_device *dev = crtc->dev;
1093 struct drm_i915_private *dev_priv = dev->dev_private;
1094 u32 dpa_ctl;
1095
1096 dpa_ctl = I915_READ(DP_A);
1097 dpa_ctl |= DP_PLL_ENABLE;
1098 I915_WRITE(DP_A, dpa_ctl);
1099 udelay(200);
1100}
1101
1102
1103static void igdng_set_pll_edp (struct drm_crtc *crtc, int clock)
1104{
1105 struct drm_device *dev = crtc->dev;
1106 struct drm_i915_private *dev_priv = dev->dev_private;
1107 u32 dpa_ctl;
1108
1109 DRM_DEBUG("eDP PLL enable for clock %d\n", clock);
1110 dpa_ctl = I915_READ(DP_A);
1111 dpa_ctl &= ~DP_PLL_FREQ_MASK;
1112
1113 if (clock < 200000) {
1114 u32 temp;
1115 dpa_ctl |= DP_PLL_FREQ_160MHZ;
1116 /* workaround for 160Mhz:
1117 1) program 0x4600c bits 15:0 = 0x8124
1118 2) program 0x46010 bit 0 = 1
1119 3) program 0x46034 bit 24 = 1
1120 4) program 0x64000 bit 14 = 1
1121 */
1122 temp = I915_READ(0x4600c);
1123 temp &= 0xffff0000;
1124 I915_WRITE(0x4600c, temp | 0x8124);
1125
1126 temp = I915_READ(0x46010);
1127 I915_WRITE(0x46010, temp | 1);
1128
1129 temp = I915_READ(0x46034);
1130 I915_WRITE(0x46034, temp | (1 << 24));
1131 } else {
1132 dpa_ctl |= DP_PLL_FREQ_270MHZ;
1133 }
1134 I915_WRITE(DP_A, dpa_ctl);
1135
1136 udelay(500);
1137}
1138
1001static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode) 1139static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
1002{ 1140{
1003 struct drm_device *dev = crtc->dev; 1141 struct drm_device *dev = crtc->dev;
@@ -1015,6 +1153,7 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
1015 int fdi_rx_imr_reg = (pipe == 0) ? FDI_RXA_IMR : FDI_RXB_IMR; 1153 int fdi_rx_imr_reg = (pipe == 0) ? FDI_RXA_IMR : FDI_RXB_IMR;
1016 int transconf_reg = (pipe == 0) ? TRANSACONF : TRANSBCONF; 1154 int transconf_reg = (pipe == 0) ? TRANSACONF : TRANSBCONF;
1017 int pf_ctl_reg = (pipe == 0) ? PFA_CTL_1 : PFB_CTL_1; 1155 int pf_ctl_reg = (pipe == 0) ? PFA_CTL_1 : PFB_CTL_1;
1156 int pf_win_size = (pipe == 0) ? PFA_WIN_SZ : PFB_WIN_SZ;
1018 int cpu_htot_reg = (pipe == 0) ? HTOTAL_A : HTOTAL_B; 1157 int cpu_htot_reg = (pipe == 0) ? HTOTAL_A : HTOTAL_B;
1019 int cpu_hblank_reg = (pipe == 0) ? HBLANK_A : HBLANK_B; 1158 int cpu_hblank_reg = (pipe == 0) ? HBLANK_A : HBLANK_B;
1020 int cpu_hsync_reg = (pipe == 0) ? HSYNC_A : HSYNC_B; 1159 int cpu_hsync_reg = (pipe == 0) ? HSYNC_A : HSYNC_B;
@@ -1028,7 +1167,7 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
1028 int trans_vblank_reg = (pipe == 0) ? TRANS_VBLANK_A : TRANS_VBLANK_B; 1167 int trans_vblank_reg = (pipe == 0) ? TRANS_VBLANK_A : TRANS_VBLANK_B;
1029 int trans_vsync_reg = (pipe == 0) ? TRANS_VSYNC_A : TRANS_VSYNC_B; 1168 int trans_vsync_reg = (pipe == 0) ? TRANS_VSYNC_A : TRANS_VSYNC_B;
1030 u32 temp; 1169 u32 temp;
1031 int tries = 5, j; 1170 int tries = 5, j, n;
1032 1171
1033 /* XXX: When our outputs are all unaware of DPMS modes other than off 1172 /* XXX: When our outputs are all unaware of DPMS modes other than off
1034 * and on, we should map those modes to DRM_MODE_DPMS_OFF in the CRTC. 1173 * and on, we should map those modes to DRM_MODE_DPMS_OFF in the CRTC.
@@ -1038,27 +1177,32 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
1038 case DRM_MODE_DPMS_STANDBY: 1177 case DRM_MODE_DPMS_STANDBY:
1039 case DRM_MODE_DPMS_SUSPEND: 1178 case DRM_MODE_DPMS_SUSPEND:
1040 DRM_DEBUG("crtc %d dpms on\n", pipe); 1179 DRM_DEBUG("crtc %d dpms on\n", pipe);
1041 /* enable PCH DPLL */ 1180 if (HAS_eDP) {
1042 temp = I915_READ(pch_dpll_reg); 1181 /* enable eDP PLL */
1043 if ((temp & DPLL_VCO_ENABLE) == 0) { 1182 igdng_enable_pll_edp(crtc);
1044 I915_WRITE(pch_dpll_reg, temp | DPLL_VCO_ENABLE); 1183 } else {
1045 I915_READ(pch_dpll_reg); 1184 /* enable PCH DPLL */
1046 } 1185 temp = I915_READ(pch_dpll_reg);
1047 1186 if ((temp & DPLL_VCO_ENABLE) == 0) {
1048 /* enable PCH FDI RX PLL, wait warmup plus DMI latency */ 1187 I915_WRITE(pch_dpll_reg, temp | DPLL_VCO_ENABLE);
1049 temp = I915_READ(fdi_rx_reg); 1188 I915_READ(pch_dpll_reg);
1050 I915_WRITE(fdi_rx_reg, temp | FDI_RX_PLL_ENABLE | 1189 }
1051 FDI_SEL_PCDCLK |
1052 FDI_DP_PORT_WIDTH_X4); /* default 4 lanes */
1053 I915_READ(fdi_rx_reg);
1054 udelay(200);
1055 1190
1056 /* Enable CPU FDI TX PLL, always on for IGDNG */ 1191 /* enable PCH FDI RX PLL, wait warmup plus DMI latency */
1057 temp = I915_READ(fdi_tx_reg); 1192 temp = I915_READ(fdi_rx_reg);
1058 if ((temp & FDI_TX_PLL_ENABLE) == 0) { 1193 I915_WRITE(fdi_rx_reg, temp | FDI_RX_PLL_ENABLE |
1059 I915_WRITE(fdi_tx_reg, temp | FDI_TX_PLL_ENABLE); 1194 FDI_SEL_PCDCLK |
1060 I915_READ(fdi_tx_reg); 1195 FDI_DP_PORT_WIDTH_X4); /* default 4 lanes */
1061 udelay(100); 1196 I915_READ(fdi_rx_reg);
1197 udelay(200);
1198
1199 /* Enable CPU FDI TX PLL, always on for IGDNG */
1200 temp = I915_READ(fdi_tx_reg);
1201 if ((temp & FDI_TX_PLL_ENABLE) == 0) {
1202 I915_WRITE(fdi_tx_reg, temp | FDI_TX_PLL_ENABLE);
1203 I915_READ(fdi_tx_reg);
1204 udelay(100);
1205 }
1062 } 1206 }
1063 1207
1064 /* Enable CPU pipe */ 1208 /* Enable CPU pipe */
@@ -1077,122 +1221,126 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
1077 I915_WRITE(dspbase_reg, I915_READ(dspbase_reg)); 1221 I915_WRITE(dspbase_reg, I915_READ(dspbase_reg));
1078 } 1222 }
1079 1223
1080 /* enable CPU FDI TX and PCH FDI RX */ 1224 if (!HAS_eDP) {
1081 temp = I915_READ(fdi_tx_reg); 1225 /* enable CPU FDI TX and PCH FDI RX */
1082 temp |= FDI_TX_ENABLE; 1226 temp = I915_READ(fdi_tx_reg);
1083 temp |= FDI_DP_PORT_WIDTH_X4; /* default */ 1227 temp |= FDI_TX_ENABLE;
1084 temp &= ~FDI_LINK_TRAIN_NONE; 1228 temp |= FDI_DP_PORT_WIDTH_X4; /* default */
1085 temp |= FDI_LINK_TRAIN_PATTERN_1; 1229 temp &= ~FDI_LINK_TRAIN_NONE;
1086 I915_WRITE(fdi_tx_reg, temp); 1230 temp |= FDI_LINK_TRAIN_PATTERN_1;
1087 I915_READ(fdi_tx_reg); 1231 I915_WRITE(fdi_tx_reg, temp);
1232 I915_READ(fdi_tx_reg);
1088 1233
1089 temp = I915_READ(fdi_rx_reg); 1234 temp = I915_READ(fdi_rx_reg);
1090 temp &= ~FDI_LINK_TRAIN_NONE; 1235 temp &= ~FDI_LINK_TRAIN_NONE;
1091 temp |= FDI_LINK_TRAIN_PATTERN_1; 1236 temp |= FDI_LINK_TRAIN_PATTERN_1;
1092 I915_WRITE(fdi_rx_reg, temp | FDI_RX_ENABLE); 1237 I915_WRITE(fdi_rx_reg, temp | FDI_RX_ENABLE);
1093 I915_READ(fdi_rx_reg); 1238 I915_READ(fdi_rx_reg);
1094 1239
1095 udelay(150); 1240 udelay(150);
1096 1241
1097 /* Train FDI. */ 1242 /* Train FDI. */
1098 /* umask FDI RX Interrupt symbol_lock and bit_lock bit 1243 /* umask FDI RX Interrupt symbol_lock and bit_lock bit
1099 for train result */ 1244 for train result */
1100 temp = I915_READ(fdi_rx_imr_reg); 1245 temp = I915_READ(fdi_rx_imr_reg);
1101 temp &= ~FDI_RX_SYMBOL_LOCK; 1246 temp &= ~FDI_RX_SYMBOL_LOCK;
1102 temp &= ~FDI_RX_BIT_LOCK; 1247 temp &= ~FDI_RX_BIT_LOCK;
1103 I915_WRITE(fdi_rx_imr_reg, temp); 1248 I915_WRITE(fdi_rx_imr_reg, temp);
1104 I915_READ(fdi_rx_imr_reg); 1249 I915_READ(fdi_rx_imr_reg);
1105 udelay(150); 1250 udelay(150);
1106 1251
1107 temp = I915_READ(fdi_rx_iir_reg); 1252 temp = I915_READ(fdi_rx_iir_reg);
1108 DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp); 1253 DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp);
1109 1254
1110 if ((temp & FDI_RX_BIT_LOCK) == 0) { 1255 if ((temp & FDI_RX_BIT_LOCK) == 0) {
1111 for (j = 0; j < tries; j++) { 1256 for (j = 0; j < tries; j++) {
1112 temp = I915_READ(fdi_rx_iir_reg); 1257 temp = I915_READ(fdi_rx_iir_reg);
1113 DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp); 1258 DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp);
1114 if (temp & FDI_RX_BIT_LOCK) 1259 if (temp & FDI_RX_BIT_LOCK)
1115 break; 1260 break;
1116 udelay(200); 1261 udelay(200);
1117 } 1262 }
1118 if (j != tries) 1263 if (j != tries)
1264 I915_WRITE(fdi_rx_iir_reg,
1265 temp | FDI_RX_BIT_LOCK);
1266 else
1267 DRM_DEBUG("train 1 fail\n");
1268 } else {
1119 I915_WRITE(fdi_rx_iir_reg, 1269 I915_WRITE(fdi_rx_iir_reg,
1120 temp | FDI_RX_BIT_LOCK); 1270 temp | FDI_RX_BIT_LOCK);
1121 else 1271 DRM_DEBUG("train 1 ok 2!\n");
1122 DRM_DEBUG("train 1 fail\n"); 1272 }
1123 } else { 1273 temp = I915_READ(fdi_tx_reg);
1124 I915_WRITE(fdi_rx_iir_reg, 1274 temp &= ~FDI_LINK_TRAIN_NONE;
1125 temp | FDI_RX_BIT_LOCK); 1275 temp |= FDI_LINK_TRAIN_PATTERN_2;
1126 DRM_DEBUG("train 1 ok 2!\n"); 1276 I915_WRITE(fdi_tx_reg, temp);
1127 } 1277
1128 temp = I915_READ(fdi_tx_reg); 1278 temp = I915_READ(fdi_rx_reg);
1129 temp &= ~FDI_LINK_TRAIN_NONE; 1279 temp &= ~FDI_LINK_TRAIN_NONE;
1130 temp |= FDI_LINK_TRAIN_PATTERN_2; 1280 temp |= FDI_LINK_TRAIN_PATTERN_2;
1131 I915_WRITE(fdi_tx_reg, temp); 1281 I915_WRITE(fdi_rx_reg, temp);
1132
1133 temp = I915_READ(fdi_rx_reg);
1134 temp &= ~FDI_LINK_TRAIN_NONE;
1135 temp |= FDI_LINK_TRAIN_PATTERN_2;
1136 I915_WRITE(fdi_rx_reg, temp);
1137 1282
1138 udelay(150); 1283 udelay(150);
1139 1284
1140 temp = I915_READ(fdi_rx_iir_reg); 1285 temp = I915_READ(fdi_rx_iir_reg);
1141 DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp); 1286 DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp);
1142 1287
1143 if ((temp & FDI_RX_SYMBOL_LOCK) == 0) { 1288 if ((temp & FDI_RX_SYMBOL_LOCK) == 0) {
1144 for (j = 0; j < tries; j++) { 1289 for (j = 0; j < tries; j++) {
1145 temp = I915_READ(fdi_rx_iir_reg); 1290 temp = I915_READ(fdi_rx_iir_reg);
1146 DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp); 1291 DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp);
1147 if (temp & FDI_RX_SYMBOL_LOCK) 1292 if (temp & FDI_RX_SYMBOL_LOCK)
1148 break; 1293 break;
1149 udelay(200); 1294 udelay(200);
1150 } 1295 }
1151 if (j != tries) { 1296 if (j != tries) {
1297 I915_WRITE(fdi_rx_iir_reg,
1298 temp | FDI_RX_SYMBOL_LOCK);
1299 DRM_DEBUG("train 2 ok 1!\n");
1300 } else
1301 DRM_DEBUG("train 2 fail\n");
1302 } else {
1152 I915_WRITE(fdi_rx_iir_reg, 1303 I915_WRITE(fdi_rx_iir_reg,
1153 temp | FDI_RX_SYMBOL_LOCK); 1304 temp | FDI_RX_SYMBOL_LOCK);
1154 DRM_DEBUG("train 2 ok 1!\n"); 1305 DRM_DEBUG("train 2 ok 2!\n");
1155 } else 1306 }
1156 DRM_DEBUG("train 2 fail\n"); 1307 DRM_DEBUG("train done\n");
1157 } else {
1158 I915_WRITE(fdi_rx_iir_reg, temp | FDI_RX_SYMBOL_LOCK);
1159 DRM_DEBUG("train 2 ok 2!\n");
1160 }
1161 DRM_DEBUG("train done\n");
1162 1308
1163 /* set transcoder timing */ 1309 /* set transcoder timing */
1164 I915_WRITE(trans_htot_reg, I915_READ(cpu_htot_reg)); 1310 I915_WRITE(trans_htot_reg, I915_READ(cpu_htot_reg));
1165 I915_WRITE(trans_hblank_reg, I915_READ(cpu_hblank_reg)); 1311 I915_WRITE(trans_hblank_reg, I915_READ(cpu_hblank_reg));
1166 I915_WRITE(trans_hsync_reg, I915_READ(cpu_hsync_reg)); 1312 I915_WRITE(trans_hsync_reg, I915_READ(cpu_hsync_reg));
1167 1313
1168 I915_WRITE(trans_vtot_reg, I915_READ(cpu_vtot_reg)); 1314 I915_WRITE(trans_vtot_reg, I915_READ(cpu_vtot_reg));
1169 I915_WRITE(trans_vblank_reg, I915_READ(cpu_vblank_reg)); 1315 I915_WRITE(trans_vblank_reg, I915_READ(cpu_vblank_reg));
1170 I915_WRITE(trans_vsync_reg, I915_READ(cpu_vsync_reg)); 1316 I915_WRITE(trans_vsync_reg, I915_READ(cpu_vsync_reg));
1171 1317
1172 /* enable PCH transcoder */ 1318 /* enable PCH transcoder */
1173 temp = I915_READ(transconf_reg); 1319 temp = I915_READ(transconf_reg);
1174 I915_WRITE(transconf_reg, temp | TRANS_ENABLE); 1320 I915_WRITE(transconf_reg, temp | TRANS_ENABLE);
1175 I915_READ(transconf_reg); 1321 I915_READ(transconf_reg);
1176 1322
1177 while ((I915_READ(transconf_reg) & TRANS_STATE_ENABLE) == 0) 1323 while ((I915_READ(transconf_reg) & TRANS_STATE_ENABLE) == 0)
1178 ; 1324 ;
1179 1325
1180 /* enable normal */ 1326 /* enable normal */
1181 1327
1182 temp = I915_READ(fdi_tx_reg); 1328 temp = I915_READ(fdi_tx_reg);
1183 temp &= ~FDI_LINK_TRAIN_NONE; 1329 temp &= ~FDI_LINK_TRAIN_NONE;
1184 I915_WRITE(fdi_tx_reg, temp | FDI_LINK_TRAIN_NONE | 1330 I915_WRITE(fdi_tx_reg, temp | FDI_LINK_TRAIN_NONE |
1185 FDI_TX_ENHANCE_FRAME_ENABLE); 1331 FDI_TX_ENHANCE_FRAME_ENABLE);
1186 I915_READ(fdi_tx_reg); 1332 I915_READ(fdi_tx_reg);
1187 1333
1188 temp = I915_READ(fdi_rx_reg); 1334 temp = I915_READ(fdi_rx_reg);
1189 temp &= ~FDI_LINK_TRAIN_NONE; 1335 temp &= ~FDI_LINK_TRAIN_NONE;
1190 I915_WRITE(fdi_rx_reg, temp | FDI_LINK_TRAIN_NONE | 1336 I915_WRITE(fdi_rx_reg, temp | FDI_LINK_TRAIN_NONE |
1191 FDI_RX_ENHANCE_FRAME_ENABLE); 1337 FDI_RX_ENHANCE_FRAME_ENABLE);
1192 I915_READ(fdi_rx_reg); 1338 I915_READ(fdi_rx_reg);
1193 1339
1194 /* wait one idle pattern time */ 1340 /* wait one idle pattern time */
1195 udelay(100); 1341 udelay(100);
1342
1343 }
1196 1344
1197 intel_crtc_load_lut(crtc); 1345 intel_crtc_load_lut(crtc);
1198 1346
@@ -1200,8 +1348,7 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
1200 case DRM_MODE_DPMS_OFF: 1348 case DRM_MODE_DPMS_OFF:
1201 DRM_DEBUG("crtc %d dpms off\n", pipe); 1349 DRM_DEBUG("crtc %d dpms off\n", pipe);
1202 1350
1203 /* Disable the VGA plane that we never use */ 1351 i915_disable_vga(dev);
1204 I915_WRITE(CPU_VGACNTRL, VGA_DISP_DISABLE);
1205 1352
1206 /* Disable display plane */ 1353 /* Disable display plane */
1207 temp = I915_READ(dspcntr_reg); 1354 temp = I915_READ(dspcntr_reg);
@@ -1217,17 +1364,23 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
1217 if ((temp & PIPEACONF_ENABLE) != 0) { 1364 if ((temp & PIPEACONF_ENABLE) != 0) {
1218 I915_WRITE(pipeconf_reg, temp & ~PIPEACONF_ENABLE); 1365 I915_WRITE(pipeconf_reg, temp & ~PIPEACONF_ENABLE);
1219 I915_READ(pipeconf_reg); 1366 I915_READ(pipeconf_reg);
1367 n = 0;
1220 /* wait for cpu pipe off, pipe state */ 1368 /* wait for cpu pipe off, pipe state */
1221 while ((I915_READ(pipeconf_reg) & I965_PIPECONF_ACTIVE) != 0) 1369 while ((I915_READ(pipeconf_reg) & I965_PIPECONF_ACTIVE) != 0) {
1222 ; 1370 n++;
1371 if (n < 60) {
1372 udelay(500);
1373 continue;
1374 } else {
1375 DRM_DEBUG("pipe %d off delay\n", pipe);
1376 break;
1377 }
1378 }
1223 } else 1379 } else
1224 DRM_DEBUG("crtc %d is disabled\n", pipe); 1380 DRM_DEBUG("crtc %d is disabled\n", pipe);
1225 1381
1226 /* IGDNG-A : disable cpu panel fitter ? */ 1382 if (HAS_eDP) {
1227 temp = I915_READ(pf_ctl_reg); 1383 igdng_disable_pll_edp(crtc);
1228 if ((temp & PF_ENABLE) != 0) {
1229 I915_WRITE(pf_ctl_reg, temp & ~PF_ENABLE);
1230 I915_READ(pf_ctl_reg);
1231 } 1384 }
1232 1385
1233 /* disable CPU FDI tx and PCH FDI rx */ 1386 /* disable CPU FDI tx and PCH FDI rx */
@@ -1239,6 +1392,8 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
1239 I915_WRITE(fdi_rx_reg, temp & ~FDI_RX_ENABLE); 1392 I915_WRITE(fdi_rx_reg, temp & ~FDI_RX_ENABLE);
1240 I915_READ(fdi_rx_reg); 1393 I915_READ(fdi_rx_reg);
1241 1394
1395 udelay(100);
1396
1242 /* still set train pattern 1 */ 1397 /* still set train pattern 1 */
1243 temp = I915_READ(fdi_tx_reg); 1398 temp = I915_READ(fdi_tx_reg);
1244 temp &= ~FDI_LINK_TRAIN_NONE; 1399 temp &= ~FDI_LINK_TRAIN_NONE;
@@ -1250,14 +1405,25 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
1250 temp |= FDI_LINK_TRAIN_PATTERN_1; 1405 temp |= FDI_LINK_TRAIN_PATTERN_1;
1251 I915_WRITE(fdi_rx_reg, temp); 1406 I915_WRITE(fdi_rx_reg, temp);
1252 1407
1408 udelay(100);
1409
1253 /* disable PCH transcoder */ 1410 /* disable PCH transcoder */
1254 temp = I915_READ(transconf_reg); 1411 temp = I915_READ(transconf_reg);
1255 if ((temp & TRANS_ENABLE) != 0) { 1412 if ((temp & TRANS_ENABLE) != 0) {
1256 I915_WRITE(transconf_reg, temp & ~TRANS_ENABLE); 1413 I915_WRITE(transconf_reg, temp & ~TRANS_ENABLE);
1257 I915_READ(transconf_reg); 1414 I915_READ(transconf_reg);
1415 n = 0;
1258 /* wait for PCH transcoder off, transcoder state */ 1416 /* wait for PCH transcoder off, transcoder state */
1259 while ((I915_READ(transconf_reg) & TRANS_STATE_ENABLE) != 0) 1417 while ((I915_READ(transconf_reg) & TRANS_STATE_ENABLE) != 0) {
1260 ; 1418 n++;
1419 if (n < 60) {
1420 udelay(500);
1421 continue;
1422 } else {
1423 DRM_DEBUG("transcoder %d off delay\n", pipe);
1424 break;
1425 }
1426 }
1261 } 1427 }
1262 1428
1263 /* disable PCH DPLL */ 1429 /* disable PCH DPLL */
@@ -1275,6 +1441,22 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
1275 I915_READ(fdi_rx_reg); 1441 I915_READ(fdi_rx_reg);
1276 } 1442 }
1277 1443
1444 /* Disable CPU FDI TX PLL */
1445 temp = I915_READ(fdi_tx_reg);
1446 if ((temp & FDI_TX_PLL_ENABLE) != 0) {
1447 I915_WRITE(fdi_tx_reg, temp & ~FDI_TX_PLL_ENABLE);
1448 I915_READ(fdi_tx_reg);
1449 udelay(100);
1450 }
1451
1452 /* Disable PF */
1453 temp = I915_READ(pf_ctl_reg);
1454 if ((temp & PF_ENABLE) != 0) {
1455 I915_WRITE(pf_ctl_reg, temp & ~PF_ENABLE);
1456 I915_READ(pf_ctl_reg);
1457 }
1458 I915_WRITE(pf_win_size, 0);
1459
1278 /* Wait for the clocks to turn off. */ 1460 /* Wait for the clocks to turn off. */
1279 udelay(150); 1461 udelay(150);
1280 break; 1462 break;
@@ -1342,7 +1524,7 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
1342 //intel_crtc_dpms_video(crtc, FALSE); TODO 1524 //intel_crtc_dpms_video(crtc, FALSE); TODO
1343 1525
1344 /* Disable the VGA plane that we never use */ 1526 /* Disable the VGA plane that we never use */
1345 I915_WRITE(VGACNTRL, VGA_DISP_DISABLE); 1527 i915_disable_vga(dev);
1346 1528
1347 /* Disable display plane */ 1529 /* Disable display plane */
1348 temp = I915_READ(dspcntr_reg); 1530 temp = I915_READ(dspcntr_reg);
@@ -1623,48 +1805,72 @@ static struct intel_watermark_params igd_cursor_hplloff_wm = {
1623 IGD_FIFO_LINE_SIZE 1805 IGD_FIFO_LINE_SIZE
1624}; 1806};
1625static struct intel_watermark_params i945_wm_info = { 1807static struct intel_watermark_params i945_wm_info = {
1626 I915_FIFO_LINE_SIZE, 1808 I945_FIFO_SIZE,
1627 I915_MAX_WM, 1809 I915_MAX_WM,
1628 1, 1810 1,
1629 0, 1811 2,
1630 IGD_FIFO_LINE_SIZE 1812 I915_FIFO_LINE_SIZE
1631}; 1813};
1632static struct intel_watermark_params i915_wm_info = { 1814static struct intel_watermark_params i915_wm_info = {
1633 I945_FIFO_SIZE, 1815 I915_FIFO_SIZE,
1634 I915_MAX_WM, 1816 I915_MAX_WM,
1635 1, 1817 1,
1636 0, 1818 2,
1637 I915_FIFO_LINE_SIZE 1819 I915_FIFO_LINE_SIZE
1638}; 1820};
1639static struct intel_watermark_params i855_wm_info = { 1821static struct intel_watermark_params i855_wm_info = {
1640 I855GM_FIFO_SIZE, 1822 I855GM_FIFO_SIZE,
1641 I915_MAX_WM, 1823 I915_MAX_WM,
1642 1, 1824 1,
1643 0, 1825 2,
1644 I830_FIFO_LINE_SIZE 1826 I830_FIFO_LINE_SIZE
1645}; 1827};
1646static struct intel_watermark_params i830_wm_info = { 1828static struct intel_watermark_params i830_wm_info = {
1647 I830_FIFO_SIZE, 1829 I830_FIFO_SIZE,
1648 I915_MAX_WM, 1830 I915_MAX_WM,
1649 1, 1831 1,
1650 0, 1832 2,
1651 I830_FIFO_LINE_SIZE 1833 I830_FIFO_LINE_SIZE
1652}; 1834};
1653 1835
1836/**
1837 * intel_calculate_wm - calculate watermark level
1838 * @clock_in_khz: pixel clock
1839 * @wm: chip FIFO params
1840 * @pixel_size: display pixel size
1841 * @latency_ns: memory latency for the platform
1842 *
1843 * Calculate the watermark level (the level at which the display plane will
1844 * start fetching from memory again). Each chip has a different display
1845 * FIFO size and allocation, so the caller needs to figure that out and pass
1846 * in the correct intel_watermark_params structure.
1847 *
1848 * As the pixel clock runs, the FIFO will be drained at a rate that depends
1849 * on the pixel size. When it reaches the watermark level, it'll start
1850 * fetching FIFO line sized based chunks from memory until the FIFO fills
1851 * past the watermark point. If the FIFO drains completely, a FIFO underrun
1852 * will occur, and a display engine hang could result.
1853 */
1654static unsigned long intel_calculate_wm(unsigned long clock_in_khz, 1854static unsigned long intel_calculate_wm(unsigned long clock_in_khz,
1655 struct intel_watermark_params *wm, 1855 struct intel_watermark_params *wm,
1656 int pixel_size, 1856 int pixel_size,
1657 unsigned long latency_ns) 1857 unsigned long latency_ns)
1658{ 1858{
1659 unsigned long bytes_required, wm_size; 1859 long entries_required, wm_size;
1860
1861 entries_required = (clock_in_khz * pixel_size * latency_ns) / 1000000;
1862 entries_required /= wm->cacheline_size;
1660 1863
1661 bytes_required = (clock_in_khz * pixel_size * latency_ns) / 1000000; 1864 DRM_DEBUG("FIFO entries required for mode: %d\n", entries_required);
1662 bytes_required /= wm->cacheline_size;
1663 wm_size = wm->fifo_size - bytes_required - wm->guard_size;
1664 1865
1665 if (wm_size > wm->max_wm) 1866 wm_size = wm->fifo_size - (entries_required + wm->guard_size);
1867
1868 DRM_DEBUG("FIFO watermark level: %d\n", wm_size);
1869
1870 /* Don't promote wm_size to unsigned... */
1871 if (wm_size > (long)wm->max_wm)
1666 wm_size = wm->max_wm; 1872 wm_size = wm->max_wm;
1667 if (wm_size == 0) 1873 if (wm_size <= 0)
1668 wm_size = wm->default_wm; 1874 wm_size = wm->default_wm;
1669 return wm_size; 1875 return wm_size;
1670} 1876}
@@ -1799,8 +2005,40 @@ static void igd_enable_cxsr(struct drm_device *dev, unsigned long clock,
1799 return; 2005 return;
1800} 2006}
1801 2007
1802const static int latency_ns = 5000; /* default for non-igd platforms */ 2008const static int latency_ns = 3000; /* default for non-igd platforms */
1803 2009
2010static int intel_get_fifo_size(struct drm_device *dev, int plane)
2011{
2012 struct drm_i915_private *dev_priv = dev->dev_private;
2013 uint32_t dsparb = I915_READ(DSPARB);
2014 int size;
2015
2016 if (IS_I9XX(dev)) {
2017 if (plane == 0)
2018 size = dsparb & 0x7f;
2019 else
2020 size = ((dsparb >> DSPARB_CSTART_SHIFT) & 0x7f) -
2021 (dsparb & 0x7f);
2022 } else if (IS_I85X(dev)) {
2023 if (plane == 0)
2024 size = dsparb & 0x1ff;
2025 else
2026 size = ((dsparb >> DSPARB_BEND_SHIFT) & 0x1ff) -
2027 (dsparb & 0x1ff);
2028 size >>= 1; /* Convert to cachelines */
2029 } else if (IS_845G(dev)) {
2030 size = dsparb & 0x7f;
2031 size >>= 2; /* Convert to cachelines */
2032 } else {
2033 size = dsparb & 0x7f;
2034 size >>= 1; /* Convert to cachelines */
2035 }
2036
2037 DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
2038 size);
2039
2040 return size;
2041}
1804 2042
1805static void i965_update_wm(struct drm_device *dev) 2043static void i965_update_wm(struct drm_device *dev)
1806{ 2044{
@@ -1817,101 +2055,89 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
1817 int planeb_clock, int sr_hdisplay, int pixel_size) 2055 int planeb_clock, int sr_hdisplay, int pixel_size)
1818{ 2056{
1819 struct drm_i915_private *dev_priv = dev->dev_private; 2057 struct drm_i915_private *dev_priv = dev->dev_private;
1820 uint32_t fwater_lo = I915_READ(FW_BLC) & MM_FIFO_WATERMARK; 2058 uint32_t fwater_lo;
1821 uint32_t fwater_hi = I915_READ(FW_BLC2) & LM_FIFO_WATERMARK; 2059 uint32_t fwater_hi;
1822 int bsize, asize, cwm, bwm = 1, awm = 1, srwm = 1; 2060 int total_size, cacheline_size, cwm, srwm = 1;
1823 uint32_t dsparb = I915_READ(DSPARB); 2061 int planea_wm, planeb_wm;
1824 int planea_entries, planeb_entries; 2062 struct intel_watermark_params planea_params, planeb_params;
1825 struct intel_watermark_params *wm_params;
1826 unsigned long line_time_us; 2063 unsigned long line_time_us;
1827 int sr_clock, sr_entries = 0; 2064 int sr_clock, sr_entries = 0;
1828 2065
2066 /* Create copies of the base settings for each pipe */
1829 if (IS_I965GM(dev) || IS_I945GM(dev)) 2067 if (IS_I965GM(dev) || IS_I945GM(dev))
1830 wm_params = &i945_wm_info; 2068 planea_params = planeb_params = i945_wm_info;
1831 else if (IS_I9XX(dev)) 2069 else if (IS_I9XX(dev))
1832 wm_params = &i915_wm_info; 2070 planea_params = planeb_params = i915_wm_info;
1833 else 2071 else
1834 wm_params = &i855_wm_info; 2072 planea_params = planeb_params = i855_wm_info;
1835
1836 planea_entries = intel_calculate_wm(planea_clock, wm_params,
1837 pixel_size, latency_ns);
1838 planeb_entries = intel_calculate_wm(planeb_clock, wm_params,
1839 pixel_size, latency_ns);
1840
1841 DRM_DEBUG("FIFO entries - A: %d, B: %d\n", planea_entries,
1842 planeb_entries);
1843 2073
1844 if (IS_I9XX(dev)) { 2074 /* Grab a couple of global values before we overwrite them */
1845 asize = dsparb & 0x7f; 2075 total_size = planea_params.fifo_size;
1846 bsize = (dsparb >> DSPARB_CSTART_SHIFT) & 0x7f; 2076 cacheline_size = planea_params.cacheline_size;
1847 } else {
1848 asize = dsparb & 0x1ff;
1849 bsize = (dsparb >> DSPARB_BEND_SHIFT) & 0x1ff;
1850 }
1851 DRM_DEBUG("FIFO size - A: %d, B: %d\n", asize, bsize);
1852 2077
1853 /* Two extra entries for padding */ 2078 /* Update per-plane FIFO sizes */
1854 awm = asize - (planea_entries + 2); 2079 planea_params.fifo_size = intel_get_fifo_size(dev, 0);
1855 bwm = bsize - (planeb_entries + 2); 2080 planeb_params.fifo_size = intel_get_fifo_size(dev, 1);
1856 2081
1857 /* Sanity check against potentially bad FIFO allocations */ 2082 planea_wm = intel_calculate_wm(planea_clock, &planea_params,
1858 if (awm <= 0) { 2083 pixel_size, latency_ns);
1859 /* pipe is on but has too few FIFO entries */ 2084 planeb_wm = intel_calculate_wm(planeb_clock, &planeb_params,
1860 if (planea_entries != 0) 2085 pixel_size, latency_ns);
1861 DRM_DEBUG("plane A needs more FIFO entries\n"); 2086 DRM_DEBUG("FIFO watermarks - A: %d, B: %d\n", planea_wm, planeb_wm);
1862 awm = 1;
1863 }
1864 if (bwm <= 0) {
1865 if (planeb_entries != 0)
1866 DRM_DEBUG("plane B needs more FIFO entries\n");
1867 bwm = 1;
1868 }
1869 2087
1870 /* 2088 /*
1871 * Overlay gets an aggressive default since video jitter is bad. 2089 * Overlay gets an aggressive default since video jitter is bad.
1872 */ 2090 */
1873 cwm = 2; 2091 cwm = 2;
1874 2092
1875 /* Calc sr entries for one pipe configs */ 2093 /* Calc sr entries for one plane configs */
1876 if (!planea_clock || !planeb_clock) { 2094 if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
2095 /* self-refresh has much higher latency */
2096 const static int sr_latency_ns = 6000;
2097
1877 sr_clock = planea_clock ? planea_clock : planeb_clock; 2098 sr_clock = planea_clock ? planea_clock : planeb_clock;
1878 line_time_us = (sr_hdisplay * 1000) / sr_clock; 2099 line_time_us = ((sr_hdisplay * 1000) / sr_clock);
1879 sr_entries = (((latency_ns / line_time_us) + 1) * pixel_size * 2100
1880 sr_hdisplay) / 1000; 2101 /* Use ns/us then divide to preserve precision */
1881 sr_entries = roundup(sr_entries / wm_params->cacheline_size, 1); 2102 sr_entries = (((sr_latency_ns / line_time_us) + 1) *
1882 if (sr_entries < wm_params->fifo_size) 2103 pixel_size * sr_hdisplay) / 1000;
1883 srwm = wm_params->fifo_size - sr_entries; 2104 sr_entries = roundup(sr_entries / cacheline_size, 1);
2105 DRM_DEBUG("self-refresh entries: %d\n", sr_entries);
2106 srwm = total_size - sr_entries;
2107 if (srwm < 0)
2108 srwm = 1;
2109 if (IS_I9XX(dev))
2110 I915_WRITE(FW_BLC_SELF, (srwm & 0x3f));
1884 } 2111 }
1885 2112
1886 DRM_DEBUG("Setting FIFO watermarks - A: %d, B: %d, C: %d, SR %d\n", 2113 DRM_DEBUG("Setting FIFO watermarks - A: %d, B: %d, C: %d, SR %d\n",
1887 awm, bwm, cwm, srwm); 2114 planea_wm, planeb_wm, cwm, srwm);
1888 2115
1889 fwater_lo = fwater_lo | ((bwm & 0x3f) << 16) | (awm & 0x3f); 2116 fwater_lo = ((planeb_wm & 0x3f) << 16) | (planea_wm & 0x3f);
1890 fwater_hi = fwater_hi | (cwm & 0x1f); 2117 fwater_hi = (cwm & 0x1f);
2118
2119 /* Set request length to 8 cachelines per fetch */
2120 fwater_lo = fwater_lo | (1 << 24) | (1 << 8);
2121 fwater_hi = fwater_hi | (1 << 8);
1891 2122
1892 I915_WRITE(FW_BLC, fwater_lo); 2123 I915_WRITE(FW_BLC, fwater_lo);
1893 I915_WRITE(FW_BLC2, fwater_hi); 2124 I915_WRITE(FW_BLC2, fwater_hi);
1894 if (IS_I9XX(dev))
1895 I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN | (srwm & 0x3f));
1896} 2125}
1897 2126
1898static void i830_update_wm(struct drm_device *dev, int planea_clock, 2127static void i830_update_wm(struct drm_device *dev, int planea_clock,
1899 int pixel_size) 2128 int pixel_size)
1900{ 2129{
1901 struct drm_i915_private *dev_priv = dev->dev_private; 2130 struct drm_i915_private *dev_priv = dev->dev_private;
1902 uint32_t dsparb = I915_READ(DSPARB); 2131 uint32_t fwater_lo = I915_READ(FW_BLC) & ~0xfff;
1903 uint32_t fwater_lo = I915_READ(FW_BLC) & MM_FIFO_WATERMARK; 2132 int planea_wm;
1904 unsigned int asize, awm;
1905 int planea_entries;
1906
1907 planea_entries = intel_calculate_wm(planea_clock, &i830_wm_info,
1908 pixel_size, latency_ns);
1909 2133
1910 asize = dsparb & 0x7f; 2134 i830_wm_info.fifo_size = intel_get_fifo_size(dev, 0);
1911 2135
1912 awm = asize - planea_entries; 2136 planea_wm = intel_calculate_wm(planea_clock, &i830_wm_info,
2137 pixel_size, latency_ns);
2138 fwater_lo |= (3<<8) | planea_wm;
1913 2139
1914 fwater_lo = fwater_lo | awm; 2140 DRM_DEBUG("Setting FIFO watermarks - A: %d\n", planea_wm);
1915 2141
1916 I915_WRITE(FW_BLC, fwater_lo); 2142 I915_WRITE(FW_BLC, fwater_lo);
1917} 2143}
@@ -1984,7 +2210,7 @@ static void intel_update_watermarks(struct drm_device *dev)
1984 if (enabled <= 0) 2210 if (enabled <= 0)
1985 return; 2211 return;
1986 2212
1987 /* Single pipe configs can enable self refresh */ 2213 /* Single plane configs can enable self refresh */
1988 if (enabled == 1 && IS_IGD(dev)) 2214 if (enabled == 1 && IS_IGD(dev))
1989 igd_enable_cxsr(dev, sr_clock, pixel_size); 2215 igd_enable_cxsr(dev, sr_clock, pixel_size);
1990 else if (IS_IGD(dev)) 2216 else if (IS_IGD(dev))
@@ -2028,6 +2254,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
2028 u32 dpll = 0, fp = 0, dspcntr, pipeconf; 2254 u32 dpll = 0, fp = 0, dspcntr, pipeconf;
2029 bool ok, is_sdvo = false, is_dvo = false; 2255 bool ok, is_sdvo = false, is_dvo = false;
2030 bool is_crt = false, is_lvds = false, is_tv = false, is_dp = false; 2256 bool is_crt = false, is_lvds = false, is_tv = false, is_dp = false;
2257 bool is_edp = false;
2031 struct drm_mode_config *mode_config = &dev->mode_config; 2258 struct drm_mode_config *mode_config = &dev->mode_config;
2032 struct drm_connector *connector; 2259 struct drm_connector *connector;
2033 const intel_limit_t *limit; 2260 const intel_limit_t *limit;
@@ -2043,6 +2270,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
2043 int lvds_reg = LVDS; 2270 int lvds_reg = LVDS;
2044 u32 temp; 2271 u32 temp;
2045 int sdvo_pixel_multiply; 2272 int sdvo_pixel_multiply;
2273 int target_clock;
2046 2274
2047 drm_vblank_pre_modeset(dev, pipe); 2275 drm_vblank_pre_modeset(dev, pipe);
2048 2276
@@ -2074,6 +2302,9 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
2074 case INTEL_OUTPUT_DISPLAYPORT: 2302 case INTEL_OUTPUT_DISPLAYPORT:
2075 is_dp = true; 2303 is_dp = true;
2076 break; 2304 break;
2305 case INTEL_OUTPUT_EDP:
2306 is_edp = true;
2307 break;
2077 } 2308 }
2078 2309
2079 num_outputs++; 2310 num_outputs++;
@@ -2125,11 +2356,29 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
2125 } 2356 }
2126 2357
2127 /* FDI link */ 2358 /* FDI link */
2128 if (IS_IGDNG(dev)) 2359 if (IS_IGDNG(dev)) {
2129 igdng_compute_m_n(3, 4, /* lane num 4 */ 2360 int lane, link_bw;
2130 adjusted_mode->clock, 2361 /* eDP doesn't require FDI link, so just set DP M/N
2131 270000, /* lane clock */ 2362 according to current link config */
2132 &m_n); 2363 if (is_edp) {
2364 struct drm_connector *edp;
2365 target_clock = mode->clock;
2366 edp = intel_pipe_get_output(crtc);
2367 intel_edp_link_config(to_intel_output(edp),
2368 &lane, &link_bw);
2369 } else {
2370 /* DP over FDI requires target mode clock
2371 instead of link clock */
2372 if (is_dp)
2373 target_clock = mode->clock;
2374 else
2375 target_clock = adjusted_mode->clock;
2376 lane = 4;
2377 link_bw = 270000;
2378 }
2379 igdng_compute_m_n(3, lane, target_clock,
2380 link_bw, &m_n);
2381 }
2133 2382
2134 if (IS_IGD(dev)) 2383 if (IS_IGD(dev))
2135 fp = (1 << clock.n) << 16 | clock.m1 << 8 | clock.m2; 2384 fp = (1 << clock.n) << 16 | clock.m1 << 8 | clock.m2;
@@ -2250,29 +2499,15 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
2250 dpll_reg = pch_dpll_reg; 2499 dpll_reg = pch_dpll_reg;
2251 } 2500 }
2252 2501
2253 if (dpll & DPLL_VCO_ENABLE) { 2502 if (is_edp) {
2503 igdng_disable_pll_edp(crtc);
2504 } else if ((dpll & DPLL_VCO_ENABLE)) {
2254 I915_WRITE(fp_reg, fp); 2505 I915_WRITE(fp_reg, fp);
2255 I915_WRITE(dpll_reg, dpll & ~DPLL_VCO_ENABLE); 2506 I915_WRITE(dpll_reg, dpll & ~DPLL_VCO_ENABLE);
2256 I915_READ(dpll_reg); 2507 I915_READ(dpll_reg);
2257 udelay(150); 2508 udelay(150);
2258 } 2509 }
2259 2510
2260 if (IS_IGDNG(dev)) {
2261 /* enable PCH clock reference source */
2262 /* XXX need to change the setting for other outputs */
2263 u32 temp;
2264 temp = I915_READ(PCH_DREF_CONTROL);
2265 temp &= ~DREF_NONSPREAD_SOURCE_MASK;
2266 temp |= DREF_NONSPREAD_CK505_ENABLE;
2267 temp &= ~DREF_SSC_SOURCE_MASK;
2268 temp |= DREF_SSC_SOURCE_ENABLE;
2269 temp &= ~DREF_SSC1_ENABLE;
2270 /* if no eDP, disable source output to CPU */
2271 temp &= ~DREF_CPU_SOURCE_OUTPUT_MASK;
2272 temp |= DREF_CPU_SOURCE_OUTPUT_DISABLE;
2273 I915_WRITE(PCH_DREF_CONTROL, temp);
2274 }
2275
2276 /* The LVDS pin pair needs to be on before the DPLLs are enabled. 2511 /* The LVDS pin pair needs to be on before the DPLLs are enabled.
2277 * This is an exception to the general rule that mode_set doesn't turn 2512 * This is an exception to the general rule that mode_set doesn't turn
2278 * things on. 2513 * things on.
@@ -2304,23 +2539,25 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
2304 if (is_dp) 2539 if (is_dp)
2305 intel_dp_set_m_n(crtc, mode, adjusted_mode); 2540 intel_dp_set_m_n(crtc, mode, adjusted_mode);
2306 2541
2307 I915_WRITE(fp_reg, fp); 2542 if (!is_edp) {
2308 I915_WRITE(dpll_reg, dpll); 2543 I915_WRITE(fp_reg, fp);
2309 I915_READ(dpll_reg);
2310 /* Wait for the clocks to stabilize. */
2311 udelay(150);
2312
2313 if (IS_I965G(dev) && !IS_IGDNG(dev)) {
2314 sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
2315 I915_WRITE(dpll_md_reg, (0 << DPLL_MD_UDI_DIVIDER_SHIFT) |
2316 ((sdvo_pixel_multiply - 1) << DPLL_MD_UDI_MULTIPLIER_SHIFT));
2317 } else {
2318 /* write it again -- the BIOS does, after all */
2319 I915_WRITE(dpll_reg, dpll); 2544 I915_WRITE(dpll_reg, dpll);
2545 I915_READ(dpll_reg);
2546 /* Wait for the clocks to stabilize. */
2547 udelay(150);
2548
2549 if (IS_I965G(dev) && !IS_IGDNG(dev)) {
2550 sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
2551 I915_WRITE(dpll_md_reg, (0 << DPLL_MD_UDI_DIVIDER_SHIFT) |
2552 ((sdvo_pixel_multiply - 1) << DPLL_MD_UDI_MULTIPLIER_SHIFT));
2553 } else {
2554 /* write it again -- the BIOS does, after all */
2555 I915_WRITE(dpll_reg, dpll);
2556 }
2557 I915_READ(dpll_reg);
2558 /* Wait for the clocks to stabilize. */
2559 udelay(150);
2320 } 2560 }
2321 I915_READ(dpll_reg);
2322 /* Wait for the clocks to stabilize. */
2323 udelay(150);
2324 2561
2325 I915_WRITE(htot_reg, (adjusted_mode->crtc_hdisplay - 1) | 2562 I915_WRITE(htot_reg, (adjusted_mode->crtc_hdisplay - 1) |
2326 ((adjusted_mode->crtc_htotal - 1) << 16)); 2563 ((adjusted_mode->crtc_htotal - 1) << 16));
@@ -2350,10 +2587,14 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
2350 I915_WRITE(link_m1_reg, m_n.link_m); 2587 I915_WRITE(link_m1_reg, m_n.link_m);
2351 I915_WRITE(link_n1_reg, m_n.link_n); 2588 I915_WRITE(link_n1_reg, m_n.link_n);
2352 2589
2353 /* enable FDI RX PLL too */ 2590 if (is_edp) {
2354 temp = I915_READ(fdi_rx_reg); 2591 igdng_set_pll_edp(crtc, adjusted_mode->clock);
2355 I915_WRITE(fdi_rx_reg, temp | FDI_RX_PLL_ENABLE); 2592 } else {
2356 udelay(200); 2593 /* enable FDI RX PLL too */
2594 temp = I915_READ(fdi_rx_reg);
2595 I915_WRITE(fdi_rx_reg, temp | FDI_RX_PLL_ENABLE);
2596 udelay(200);
2597 }
2357 } 2598 }
2358 2599
2359 I915_WRITE(pipeconf_reg, pipeconf); 2600 I915_WRITE(pipeconf_reg, pipeconf);
@@ -2951,12 +3192,17 @@ static void intel_setup_outputs(struct drm_device *dev)
2951 if (IS_IGDNG(dev)) { 3192 if (IS_IGDNG(dev)) {
2952 int found; 3193 int found;
2953 3194
3195 if (IS_MOBILE(dev) && (I915_READ(DP_A) & DP_DETECTED))
3196 intel_dp_init(dev, DP_A);
3197
2954 if (I915_READ(HDMIB) & PORT_DETECTED) { 3198 if (I915_READ(HDMIB) & PORT_DETECTED) {
2955 /* check SDVOB */ 3199 /* check SDVOB */
2956 /* found = intel_sdvo_init(dev, HDMIB); */ 3200 /* found = intel_sdvo_init(dev, HDMIB); */
2957 found = 0; 3201 found = 0;
2958 if (!found) 3202 if (!found)
2959 intel_hdmi_init(dev, HDMIB); 3203 intel_hdmi_init(dev, HDMIB);
3204 if (!found && (I915_READ(PCH_DP_B) & DP_DETECTED))
3205 intel_dp_init(dev, PCH_DP_B);
2960 } 3206 }
2961 3207
2962 if (I915_READ(HDMIC) & PORT_DETECTED) 3208 if (I915_READ(HDMIC) & PORT_DETECTED)
@@ -2965,6 +3211,12 @@ static void intel_setup_outputs(struct drm_device *dev)
2965 if (I915_READ(HDMID) & PORT_DETECTED) 3211 if (I915_READ(HDMID) & PORT_DETECTED)
2966 intel_hdmi_init(dev, HDMID); 3212 intel_hdmi_init(dev, HDMID);
2967 3213
3214 if (I915_READ(PCH_DP_C) & DP_DETECTED)
3215 intel_dp_init(dev, PCH_DP_C);
3216
3217 if (I915_READ(PCH_DP_D) & DP_DETECTED)
3218 intel_dp_init(dev, PCH_DP_D);
3219
2968 } else if (IS_I9XX(dev)) { 3220 } else if (IS_I9XX(dev)) {
2969 int found; 3221 int found;
2970 u32 reg; 3222 u32 reg;
@@ -3039,6 +3291,10 @@ static void intel_setup_outputs(struct drm_device *dev)
3039 (1 << 1)); 3291 (1 << 1));
3040 clone_mask = (1 << INTEL_OUTPUT_DISPLAYPORT); 3292 clone_mask = (1 << INTEL_OUTPUT_DISPLAYPORT);
3041 break; 3293 break;
3294 case INTEL_OUTPUT_EDP:
3295 crtc_mask = (1 << 1);
3296 clone_mask = (1 << INTEL_OUTPUT_EDP);
3297 break;
3042 } 3298 }
3043 encoder->possible_crtcs = crtc_mask; 3299 encoder->possible_crtcs = crtc_mask;
3044 encoder->possible_clones = intel_connector_clones(dev, clone_mask); 3300 encoder->possible_clones = intel_connector_clones(dev, clone_mask);
@@ -3148,6 +3404,9 @@ void intel_modeset_init(struct drm_device *dev)
3148 if (IS_I965G(dev)) { 3404 if (IS_I965G(dev)) {
3149 dev->mode_config.max_width = 8192; 3405 dev->mode_config.max_width = 8192;
3150 dev->mode_config.max_height = 8192; 3406 dev->mode_config.max_height = 8192;
3407 } else if (IS_I9XX(dev)) {
3408 dev->mode_config.max_width = 4096;
3409 dev->mode_config.max_height = 4096;
3151 } else { 3410 } else {
3152 dev->mode_config.max_width = 2048; 3411 dev->mode_config.max_width = 2048;
3153 dev->mode_config.max_height = 2048; 3412 dev->mode_config.max_height = 2048;
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 6770ae88370d..a6ff15ac548a 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -40,6 +40,8 @@
40 40
41#define DP_LINK_CONFIGURATION_SIZE 9 41#define DP_LINK_CONFIGURATION_SIZE 9
42 42
43#define IS_eDP(i) ((i)->type == INTEL_OUTPUT_EDP)
44
43struct intel_dp_priv { 45struct intel_dp_priv {
44 uint32_t output_reg; 46 uint32_t output_reg;
45 uint32_t DP; 47 uint32_t DP;
@@ -63,6 +65,19 @@ intel_dp_link_train(struct intel_output *intel_output, uint32_t DP,
63static void 65static void
64intel_dp_link_down(struct intel_output *intel_output, uint32_t DP); 66intel_dp_link_down(struct intel_output *intel_output, uint32_t DP);
65 67
68void
69intel_edp_link_config (struct intel_output *intel_output,
70 int *lane_num, int *link_bw)
71{
72 struct intel_dp_priv *dp_priv = intel_output->dev_priv;
73
74 *lane_num = dp_priv->lane_count;
75 if (dp_priv->link_bw == DP_LINK_BW_1_62)
76 *link_bw = 162000;
77 else if (dp_priv->link_bw == DP_LINK_BW_2_7)
78 *link_bw = 270000;
79}
80
66static int 81static int
67intel_dp_max_lane_count(struct intel_output *intel_output) 82intel_dp_max_lane_count(struct intel_output *intel_output)
68{ 83{
@@ -206,7 +221,13 @@ intel_dp_aux_ch(struct intel_output *intel_output,
206 * and would like to run at 2MHz. So, take the 221 * and would like to run at 2MHz. So, take the
207 * hrawclk value and divide by 2 and use that 222 * hrawclk value and divide by 2 and use that
208 */ 223 */
209 aux_clock_divider = intel_hrawclk(dev) / 2; 224 if (IS_eDP(intel_output))
225 aux_clock_divider = 225; /* eDP input clock at 450Mhz */
226 else if (IS_IGDNG(dev))
227 aux_clock_divider = 62; /* IGDNG: input clock fixed at 125Mhz */
228 else
229 aux_clock_divider = intel_hrawclk(dev) / 2;
230
210 /* Must try at least 3 times according to DP spec */ 231 /* Must try at least 3 times according to DP spec */
211 for (try = 0; try < 5; try++) { 232 for (try = 0; try < 5; try++) {
212 /* Load the send data into the aux channel data registers */ 233 /* Load the send data into the aux channel data registers */
@@ -236,7 +257,7 @@ intel_dp_aux_ch(struct intel_output *intel_output,
236 } 257 }
237 258
238 /* Clear done status and any errors */ 259 /* Clear done status and any errors */
239 I915_WRITE(ch_ctl, (ctl | 260 I915_WRITE(ch_ctl, (status |
240 DP_AUX_CH_CTL_DONE | 261 DP_AUX_CH_CTL_DONE |
241 DP_AUX_CH_CTL_TIME_OUT_ERROR | 262 DP_AUX_CH_CTL_TIME_OUT_ERROR |
242 DP_AUX_CH_CTL_RECEIVE_ERROR)); 263 DP_AUX_CH_CTL_RECEIVE_ERROR));
@@ -295,7 +316,7 @@ intel_dp_aux_native_write(struct intel_output *intel_output,
295 return -1; 316 return -1;
296 msg[0] = AUX_NATIVE_WRITE << 4; 317 msg[0] = AUX_NATIVE_WRITE << 4;
297 msg[1] = address >> 8; 318 msg[1] = address >> 8;
298 msg[2] = address; 319 msg[2] = address & 0xff;
299 msg[3] = send_bytes - 1; 320 msg[3] = send_bytes - 1;
300 memcpy(&msg[4], send, send_bytes); 321 memcpy(&msg[4], send, send_bytes);
301 msg_bytes = send_bytes + 4; 322 msg_bytes = send_bytes + 4;
@@ -387,8 +408,8 @@ intel_dp_i2c_init(struct intel_output *intel_output, const char *name)
387 memset(&dp_priv->adapter, '\0', sizeof (dp_priv->adapter)); 408 memset(&dp_priv->adapter, '\0', sizeof (dp_priv->adapter));
388 dp_priv->adapter.owner = THIS_MODULE; 409 dp_priv->adapter.owner = THIS_MODULE;
389 dp_priv->adapter.class = I2C_CLASS_DDC; 410 dp_priv->adapter.class = I2C_CLASS_DDC;
390 strncpy (dp_priv->adapter.name, name, sizeof dp_priv->adapter.name - 1); 411 strncpy (dp_priv->adapter.name, name, sizeof(dp_priv->adapter.name) - 1);
391 dp_priv->adapter.name[sizeof dp_priv->adapter.name - 1] = '\0'; 412 dp_priv->adapter.name[sizeof(dp_priv->adapter.name) - 1] = '\0';
392 dp_priv->adapter.algo_data = &dp_priv->algo; 413 dp_priv->adapter.algo_data = &dp_priv->algo;
393 dp_priv->adapter.dev.parent = &intel_output->base.kdev; 414 dp_priv->adapter.dev.parent = &intel_output->base.kdev;
394 415
@@ -493,22 +514,40 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
493 intel_dp_compute_m_n(3, lane_count, 514 intel_dp_compute_m_n(3, lane_count,
494 mode->clock, adjusted_mode->clock, &m_n); 515 mode->clock, adjusted_mode->clock, &m_n);
495 516
496 if (intel_crtc->pipe == 0) { 517 if (IS_IGDNG(dev)) {
497 I915_WRITE(PIPEA_GMCH_DATA_M, 518 if (intel_crtc->pipe == 0) {
498 ((m_n.tu - 1) << PIPE_GMCH_DATA_M_TU_SIZE_SHIFT) | 519 I915_WRITE(TRANSA_DATA_M1,
499 m_n.gmch_m); 520 ((m_n.tu - 1) << PIPE_GMCH_DATA_M_TU_SIZE_SHIFT) |
500 I915_WRITE(PIPEA_GMCH_DATA_N, 521 m_n.gmch_m);
501 m_n.gmch_n); 522 I915_WRITE(TRANSA_DATA_N1, m_n.gmch_n);
502 I915_WRITE(PIPEA_DP_LINK_M, m_n.link_m); 523 I915_WRITE(TRANSA_DP_LINK_M1, m_n.link_m);
503 I915_WRITE(PIPEA_DP_LINK_N, m_n.link_n); 524 I915_WRITE(TRANSA_DP_LINK_N1, m_n.link_n);
525 } else {
526 I915_WRITE(TRANSB_DATA_M1,
527 ((m_n.tu - 1) << PIPE_GMCH_DATA_M_TU_SIZE_SHIFT) |
528 m_n.gmch_m);
529 I915_WRITE(TRANSB_DATA_N1, m_n.gmch_n);
530 I915_WRITE(TRANSB_DP_LINK_M1, m_n.link_m);
531 I915_WRITE(TRANSB_DP_LINK_N1, m_n.link_n);
532 }
504 } else { 533 } else {
505 I915_WRITE(PIPEB_GMCH_DATA_M, 534 if (intel_crtc->pipe == 0) {
506 ((m_n.tu - 1) << PIPE_GMCH_DATA_M_TU_SIZE_SHIFT) | 535 I915_WRITE(PIPEA_GMCH_DATA_M,
507 m_n.gmch_m); 536 ((m_n.tu - 1) << PIPE_GMCH_DATA_M_TU_SIZE_SHIFT) |
508 I915_WRITE(PIPEB_GMCH_DATA_N, 537 m_n.gmch_m);
509 m_n.gmch_n); 538 I915_WRITE(PIPEA_GMCH_DATA_N,
510 I915_WRITE(PIPEB_DP_LINK_M, m_n.link_m); 539 m_n.gmch_n);
511 I915_WRITE(PIPEB_DP_LINK_N, m_n.link_n); 540 I915_WRITE(PIPEA_DP_LINK_M, m_n.link_m);
541 I915_WRITE(PIPEA_DP_LINK_N, m_n.link_n);
542 } else {
543 I915_WRITE(PIPEB_GMCH_DATA_M,
544 ((m_n.tu - 1) << PIPE_GMCH_DATA_M_TU_SIZE_SHIFT) |
545 m_n.gmch_m);
546 I915_WRITE(PIPEB_GMCH_DATA_N,
547 m_n.gmch_n);
548 I915_WRITE(PIPEB_DP_LINK_M, m_n.link_m);
549 I915_WRITE(PIPEB_DP_LINK_N, m_n.link_n);
550 }
512 } 551 }
513} 552}
514 553
@@ -556,8 +595,38 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
556 595
557 if (intel_crtc->pipe == 1) 596 if (intel_crtc->pipe == 1)
558 dp_priv->DP |= DP_PIPEB_SELECT; 597 dp_priv->DP |= DP_PIPEB_SELECT;
598
599 if (IS_eDP(intel_output)) {
600 /* don't miss out required setting for eDP */
601 dp_priv->DP |= DP_PLL_ENABLE;
602 if (adjusted_mode->clock < 200000)
603 dp_priv->DP |= DP_PLL_FREQ_160MHZ;
604 else
605 dp_priv->DP |= DP_PLL_FREQ_270MHZ;
606 }
559} 607}
560 608
609static void igdng_edp_backlight_on (struct drm_device *dev)
610{
611 struct drm_i915_private *dev_priv = dev->dev_private;
612 u32 pp;
613
614 DRM_DEBUG("\n");
615 pp = I915_READ(PCH_PP_CONTROL);
616 pp |= EDP_BLC_ENABLE;
617 I915_WRITE(PCH_PP_CONTROL, pp);
618}
619
620static void igdng_edp_backlight_off (struct drm_device *dev)
621{
622 struct drm_i915_private *dev_priv = dev->dev_private;
623 u32 pp;
624
625 DRM_DEBUG("\n");
626 pp = I915_READ(PCH_PP_CONTROL);
627 pp &= ~EDP_BLC_ENABLE;
628 I915_WRITE(PCH_PP_CONTROL, pp);
629}
561 630
562static void 631static void
563intel_dp_dpms(struct drm_encoder *encoder, int mode) 632intel_dp_dpms(struct drm_encoder *encoder, int mode)
@@ -569,11 +638,17 @@ intel_dp_dpms(struct drm_encoder *encoder, int mode)
569 uint32_t dp_reg = I915_READ(dp_priv->output_reg); 638 uint32_t dp_reg = I915_READ(dp_priv->output_reg);
570 639
571 if (mode != DRM_MODE_DPMS_ON) { 640 if (mode != DRM_MODE_DPMS_ON) {
572 if (dp_reg & DP_PORT_EN) 641 if (dp_reg & DP_PORT_EN) {
573 intel_dp_link_down(intel_output, dp_priv->DP); 642 intel_dp_link_down(intel_output, dp_priv->DP);
643 if (IS_eDP(intel_output))
644 igdng_edp_backlight_off(dev);
645 }
574 } else { 646 } else {
575 if (!(dp_reg & DP_PORT_EN)) 647 if (!(dp_reg & DP_PORT_EN)) {
576 intel_dp_link_train(intel_output, dp_priv->DP, dp_priv->link_configuration); 648 intel_dp_link_train(intel_output, dp_priv->DP, dp_priv->link_configuration);
649 if (IS_eDP(intel_output))
650 igdng_edp_backlight_on(dev);
651 }
577 } 652 }
578 dp_priv->dpms_mode = mode; 653 dp_priv->dpms_mode = mode;
579} 654}
@@ -935,6 +1010,23 @@ intel_dp_link_down(struct intel_output *intel_output, uint32_t DP)
935 struct drm_i915_private *dev_priv = dev->dev_private; 1010 struct drm_i915_private *dev_priv = dev->dev_private;
936 struct intel_dp_priv *dp_priv = intel_output->dev_priv; 1011 struct intel_dp_priv *dp_priv = intel_output->dev_priv;
937 1012
1013 DRM_DEBUG("\n");
1014
1015 if (IS_eDP(intel_output)) {
1016 DP &= ~DP_PLL_ENABLE;
1017 I915_WRITE(dp_priv->output_reg, DP);
1018 POSTING_READ(dp_priv->output_reg);
1019 udelay(100);
1020 }
1021
1022 DP &= ~DP_LINK_TRAIN_MASK;
1023 I915_WRITE(dp_priv->output_reg, DP | DP_LINK_TRAIN_PAT_IDLE);
1024 POSTING_READ(dp_priv->output_reg);
1025
1026 udelay(17000);
1027
1028 if (IS_eDP(intel_output))
1029 DP |= DP_LINK_TRAIN_OFF;
938 I915_WRITE(dp_priv->output_reg, DP & ~DP_PORT_EN); 1030 I915_WRITE(dp_priv->output_reg, DP & ~DP_PORT_EN);
939 POSTING_READ(dp_priv->output_reg); 1031 POSTING_READ(dp_priv->output_reg);
940} 1032}
@@ -978,6 +1070,24 @@ intel_dp_check_link_status(struct intel_output *intel_output)
978 intel_dp_link_train(intel_output, dp_priv->DP, dp_priv->link_configuration); 1070 intel_dp_link_train(intel_output, dp_priv->DP, dp_priv->link_configuration);
979} 1071}
980 1072
1073static enum drm_connector_status
1074igdng_dp_detect(struct drm_connector *connector)
1075{
1076 struct intel_output *intel_output = to_intel_output(connector);
1077 struct intel_dp_priv *dp_priv = intel_output->dev_priv;
1078 enum drm_connector_status status;
1079
1080 status = connector_status_disconnected;
1081 if (intel_dp_aux_native_read(intel_output,
1082 0x000, dp_priv->dpcd,
1083 sizeof (dp_priv->dpcd)) == sizeof (dp_priv->dpcd))
1084 {
1085 if (dp_priv->dpcd[0] != 0)
1086 status = connector_status_connected;
1087 }
1088 return status;
1089}
1090
981/** 1091/**
982 * Uses CRT_HOTPLUG_EN and CRT_HOTPLUG_STAT to detect DP connection. 1092 * Uses CRT_HOTPLUG_EN and CRT_HOTPLUG_STAT to detect DP connection.
983 * 1093 *
@@ -996,6 +1106,9 @@ intel_dp_detect(struct drm_connector *connector)
996 1106
997 dp_priv->has_audio = false; 1107 dp_priv->has_audio = false;
998 1108
1109 if (IS_IGDNG(dev))
1110 return igdng_dp_detect(connector);
1111
999 temp = I915_READ(PORT_HOTPLUG_EN); 1112 temp = I915_READ(PORT_HOTPLUG_EN);
1000 1113
1001 I915_WRITE(PORT_HOTPLUG_EN, 1114 I915_WRITE(PORT_HOTPLUG_EN,
@@ -1039,11 +1152,27 @@ intel_dp_detect(struct drm_connector *connector)
1039static int intel_dp_get_modes(struct drm_connector *connector) 1152static int intel_dp_get_modes(struct drm_connector *connector)
1040{ 1153{
1041 struct intel_output *intel_output = to_intel_output(connector); 1154 struct intel_output *intel_output = to_intel_output(connector);
1155 struct drm_device *dev = intel_output->base.dev;
1156 struct drm_i915_private *dev_priv = dev->dev_private;
1157 int ret;
1042 1158
1043 /* We should parse the EDID data and find out if it has an audio sink 1159 /* We should parse the EDID data and find out if it has an audio sink
1044 */ 1160 */
1045 1161
1046 return intel_ddc_get_modes(intel_output); 1162 ret = intel_ddc_get_modes(intel_output);
1163 if (ret)
1164 return ret;
1165
1166 /* if eDP has no EDID, try to use fixed panel mode from VBT */
1167 if (IS_eDP(intel_output)) {
1168 if (dev_priv->panel_fixed_mode != NULL) {
1169 struct drm_display_mode *mode;
1170 mode = drm_mode_duplicate(dev, dev_priv->panel_fixed_mode);
1171 drm_mode_probed_add(connector, mode);
1172 return 1;
1173 }
1174 }
1175 return 0;
1047} 1176}
1048 1177
1049static void 1178static void
@@ -1106,6 +1235,7 @@ intel_dp_init(struct drm_device *dev, int output_reg)
1106 struct drm_connector *connector; 1235 struct drm_connector *connector;
1107 struct intel_output *intel_output; 1236 struct intel_output *intel_output;
1108 struct intel_dp_priv *dp_priv; 1237 struct intel_dp_priv *dp_priv;
1238 const char *name = NULL;
1109 1239
1110 intel_output = kcalloc(sizeof(struct intel_output) + 1240 intel_output = kcalloc(sizeof(struct intel_output) +
1111 sizeof(struct intel_dp_priv), 1, GFP_KERNEL); 1241 sizeof(struct intel_dp_priv), 1, GFP_KERNEL);
@@ -1119,7 +1249,10 @@ intel_dp_init(struct drm_device *dev, int output_reg)
1119 DRM_MODE_CONNECTOR_DisplayPort); 1249 DRM_MODE_CONNECTOR_DisplayPort);
1120 drm_connector_helper_add(connector, &intel_dp_connector_helper_funcs); 1250 drm_connector_helper_add(connector, &intel_dp_connector_helper_funcs);
1121 1251
1122 intel_output->type = INTEL_OUTPUT_DISPLAYPORT; 1252 if (output_reg == DP_A)
1253 intel_output->type = INTEL_OUTPUT_EDP;
1254 else
1255 intel_output->type = INTEL_OUTPUT_DISPLAYPORT;
1123 1256
1124 connector->interlace_allowed = true; 1257 connector->interlace_allowed = true;
1125 connector->doublescan_allowed = 0; 1258 connector->doublescan_allowed = 0;
@@ -1139,12 +1272,41 @@ intel_dp_init(struct drm_device *dev, int output_reg)
1139 drm_sysfs_connector_add(connector); 1272 drm_sysfs_connector_add(connector);
1140 1273
1141 /* Set up the DDC bus. */ 1274 /* Set up the DDC bus. */
1142 intel_dp_i2c_init(intel_output, 1275 switch (output_reg) {
1143 (output_reg == DP_B) ? "DPDDC-B" : 1276 case DP_A:
1144 (output_reg == DP_C) ? "DPDDC-C" : "DPDDC-D"); 1277 name = "DPDDC-A";
1278 break;
1279 case DP_B:
1280 case PCH_DP_B:
1281 name = "DPDDC-B";
1282 break;
1283 case DP_C:
1284 case PCH_DP_C:
1285 name = "DPDDC-C";
1286 break;
1287 case DP_D:
1288 case PCH_DP_D:
1289 name = "DPDDC-D";
1290 break;
1291 }
1292
1293 intel_dp_i2c_init(intel_output, name);
1294
1145 intel_output->ddc_bus = &dp_priv->adapter; 1295 intel_output->ddc_bus = &dp_priv->adapter;
1146 intel_output->hot_plug = intel_dp_hot_plug; 1296 intel_output->hot_plug = intel_dp_hot_plug;
1147 1297
1298 if (output_reg == DP_A) {
1299 /* initialize panel mode from VBT if available for eDP */
1300 if (dev_priv->lfp_lvds_vbt_mode) {
1301 dev_priv->panel_fixed_mode =
1302 drm_mode_duplicate(dev, dev_priv->lfp_lvds_vbt_mode);
1303 if (dev_priv->panel_fixed_mode) {
1304 dev_priv->panel_fixed_mode->type |=
1305 DRM_MODE_TYPE_PREFERRED;
1306 }
1307 }
1308 }
1309
1148 /* For G4X desktop chip, PEG_BAND_GAP_DATA 3:0 must first be written 1310 /* For G4X desktop chip, PEG_BAND_GAP_DATA 3:0 must first be written
1149 * 0xd. Failure to do so will result in spurious interrupts being 1311 * 0xd. Failure to do so will result in spurious interrupts being
1150 * generated on the port when a cable is not attached. 1312 * generated on the port when a cable is not attached.
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 004541c935a8..d6f92ea1b553 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -55,6 +55,7 @@
55#define INTEL_OUTPUT_TVOUT 5 55#define INTEL_OUTPUT_TVOUT 5
56#define INTEL_OUTPUT_HDMI 6 56#define INTEL_OUTPUT_HDMI 6
57#define INTEL_OUTPUT_DISPLAYPORT 7 57#define INTEL_OUTPUT_DISPLAYPORT 7
58#define INTEL_OUTPUT_EDP 8
58 59
59#define INTEL_DVO_CHIP_NONE 0 60#define INTEL_DVO_CHIP_NONE 0
60#define INTEL_DVO_CHIP_LVDS 1 61#define INTEL_DVO_CHIP_LVDS 1
@@ -121,6 +122,8 @@ extern void intel_dp_init(struct drm_device *dev, int dp_reg);
121void 122void
122intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, 123intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
123 struct drm_display_mode *adjusted_mode); 124 struct drm_display_mode *adjusted_mode);
125extern void intel_edp_link_config (struct intel_output *, int *, int *);
126
124 127
125extern void intel_crtc_load_lut(struct drm_crtc *crtc); 128extern void intel_crtc_load_lut(struct drm_crtc *crtc);
126extern void intel_encoder_prepare (struct drm_encoder *encoder); 129extern void intel_encoder_prepare (struct drm_encoder *encoder);
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 9e30daae37dc..1842290cded3 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -130,16 +130,17 @@ static bool intel_hdmi_mode_fixup(struct drm_encoder *encoder,
130} 130}
131 131
132static enum drm_connector_status 132static enum drm_connector_status
133intel_hdmi_edid_detect(struct drm_connector *connector) 133intel_hdmi_detect(struct drm_connector *connector)
134{ 134{
135 struct intel_output *intel_output = to_intel_output(connector); 135 struct intel_output *intel_output = to_intel_output(connector);
136 struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv; 136 struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
137 struct edid *edid = NULL; 137 struct edid *edid = NULL;
138 enum drm_connector_status status = connector_status_disconnected; 138 enum drm_connector_status status = connector_status_disconnected;
139 139
140 hdmi_priv->has_hdmi_sink = false;
140 edid = drm_get_edid(&intel_output->base, 141 edid = drm_get_edid(&intel_output->base,
141 intel_output->ddc_bus); 142 intel_output->ddc_bus);
142 hdmi_priv->has_hdmi_sink = false; 143
143 if (edid) { 144 if (edid) {
144 if (edid->input & DRM_EDID_INPUT_DIGITAL) { 145 if (edid->input & DRM_EDID_INPUT_DIGITAL) {
145 status = connector_status_connected; 146 status = connector_status_connected;
@@ -148,65 +149,8 @@ intel_hdmi_edid_detect(struct drm_connector *connector)
148 intel_output->base.display_info.raw_edid = NULL; 149 intel_output->base.display_info.raw_edid = NULL;
149 kfree(edid); 150 kfree(edid);
150 } 151 }
151 return status;
152}
153
154static enum drm_connector_status
155igdng_hdmi_detect(struct drm_connector *connector)
156{
157 struct intel_output *intel_output = to_intel_output(connector);
158 struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
159
160 /* FIXME hotplug detect */
161
162 hdmi_priv->has_hdmi_sink = false;
163 return intel_hdmi_edid_detect(connector);
164}
165 152
166static enum drm_connector_status 153 return status;
167intel_hdmi_detect(struct drm_connector *connector)
168{
169 struct drm_device *dev = connector->dev;
170 struct drm_i915_private *dev_priv = dev->dev_private;
171 struct intel_output *intel_output = to_intel_output(connector);
172 struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
173 u32 temp, bit;
174
175 if (IS_IGDNG(dev))
176 return igdng_hdmi_detect(connector);
177
178 temp = I915_READ(PORT_HOTPLUG_EN);
179
180 switch (hdmi_priv->sdvox_reg) {
181 case SDVOB:
182 temp |= HDMIB_HOTPLUG_INT_EN;
183 break;
184 case SDVOC:
185 temp |= HDMIC_HOTPLUG_INT_EN;
186 break;
187 default:
188 return connector_status_unknown;
189 }
190
191 I915_WRITE(PORT_HOTPLUG_EN, temp);
192
193 POSTING_READ(PORT_HOTPLUG_EN);
194
195 switch (hdmi_priv->sdvox_reg) {
196 case SDVOB:
197 bit = HDMIB_HOTPLUG_INT_STATUS;
198 break;
199 case SDVOC:
200 bit = HDMIC_HOTPLUG_INT_STATUS;
201 break;
202 default:
203 return connector_status_unknown;
204 }
205
206 if ((I915_READ(PORT_HOTPLUG_STAT) & bit) != 0)
207 return intel_hdmi_edid_detect(connector);
208 else
209 return connector_status_disconnected;
210} 154}
211 155
212static int intel_hdmi_get_modes(struct drm_connector *connector) 156static int intel_hdmi_get_modes(struct drm_connector *connector)
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 9ab38efffecf..3f445a80c552 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -780,6 +780,14 @@ static const struct dmi_system_id intel_no_lvds[] = {
780 }, 780 },
781 { 781 {
782 .callback = intel_no_lvds_dmi_callback, 782 .callback = intel_no_lvds_dmi_callback,
783 .ident = "AOpen Mini PC MP915",
784 .matches = {
785 DMI_MATCH(DMI_BOARD_VENDOR, "AOpen"),
786 DMI_MATCH(DMI_BOARD_NAME, "i915GMx-F"),
787 },
788 },
789 {
790 .callback = intel_no_lvds_dmi_callback,
783 .ident = "Aopen i945GTt-VFA", 791 .ident = "Aopen i945GTt-VFA",
784 .matches = { 792 .matches = {
785 DMI_MATCH(DMI_PRODUCT_VERSION, "AO00001JW"), 793 DMI_MATCH(DMI_PRODUCT_VERSION, "AO00001JW"),
@@ -884,6 +892,10 @@ void intel_lvds_init(struct drm_device *dev)
884 if (IS_IGDNG(dev)) { 892 if (IS_IGDNG(dev)) {
885 if ((I915_READ(PCH_LVDS) & LVDS_DETECTED) == 0) 893 if ((I915_READ(PCH_LVDS) & LVDS_DETECTED) == 0)
886 return; 894 return;
895 if (dev_priv->edp_support) {
896 DRM_DEBUG("disable LVDS for eDP support\n");
897 return;
898 }
887 gpio = PCH_GPIOC; 899 gpio = PCH_GPIOC;
888 } 900 }
889 901
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 4f0c30948bc4..5371d9332554 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -31,6 +31,7 @@
31#include "drm.h" 31#include "drm.h"
32#include "drm_crtc.h" 32#include "drm_crtc.h"
33#include "intel_drv.h" 33#include "intel_drv.h"
34#include "drm_edid.h"
34#include "i915_drm.h" 35#include "i915_drm.h"
35#include "i915_drv.h" 36#include "i915_drv.h"
36#include "intel_sdvo_regs.h" 37#include "intel_sdvo_regs.h"
@@ -55,6 +56,12 @@ struct intel_sdvo_priv {
55 /* Pixel clock limitations reported by the SDVO device, in kHz */ 56 /* Pixel clock limitations reported by the SDVO device, in kHz */
56 int pixel_clock_min, pixel_clock_max; 57 int pixel_clock_min, pixel_clock_max;
57 58
59 /*
60 * For multiple function SDVO device,
61 * this is for current attached outputs.
62 */
63 uint16_t attached_output;
64
58 /** 65 /**
59 * This is set if we're going to treat the device as TV-out. 66 * This is set if we're going to treat the device as TV-out.
60 * 67 *
@@ -114,6 +121,9 @@ struct intel_sdvo_priv {
114 u32 save_SDVOX; 121 u32 save_SDVOX;
115}; 122};
116 123
124static bool
125intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags);
126
117/** 127/**
118 * Writes the SDVOB or SDVOC with the given value, but always writes both 128 * Writes the SDVOB or SDVOC with the given value, but always writes both
119 * SDVOB and SDVOC to work around apparent hardware issues (according to 129 * SDVOB and SDVOC to work around apparent hardware issues (according to
@@ -1435,41 +1445,96 @@ void intel_sdvo_set_hotplug(struct drm_connector *connector, int on)
1435 intel_sdvo_read_response(intel_output, &response, 2); 1445 intel_sdvo_read_response(intel_output, &response, 2);
1436} 1446}
1437 1447
1438static void 1448static bool
1439intel_sdvo_hdmi_sink_detect(struct drm_connector *connector) 1449intel_sdvo_multifunc_encoder(struct intel_output *intel_output)
1450{
1451 struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
1452 int caps = 0;
1453
1454 if (sdvo_priv->caps.output_flags &
1455 (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1))
1456 caps++;
1457 if (sdvo_priv->caps.output_flags &
1458 (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1))
1459 caps++;
1460 if (sdvo_priv->caps.output_flags &
1461 (SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_SVID0))
1462 caps++;
1463 if (sdvo_priv->caps.output_flags &
1464 (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_CVBS1))
1465 caps++;
1466 if (sdvo_priv->caps.output_flags &
1467 (SDVO_OUTPUT_YPRPB0 | SDVO_OUTPUT_YPRPB1))
1468 caps++;
1469
1470 if (sdvo_priv->caps.output_flags &
1471 (SDVO_OUTPUT_SCART0 | SDVO_OUTPUT_SCART1))
1472 caps++;
1473
1474 if (sdvo_priv->caps.output_flags &
1475 (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1))
1476 caps++;
1477
1478 return (caps > 1);
1479}
1480
1481enum drm_connector_status
1482intel_sdvo_hdmi_sink_detect(struct drm_connector *connector, u16 response)
1440{ 1483{
1441 struct intel_output *intel_output = to_intel_output(connector); 1484 struct intel_output *intel_output = to_intel_output(connector);
1442 struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv; 1485 struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
1486 enum drm_connector_status status = connector_status_connected;
1443 struct edid *edid = NULL; 1487 struct edid *edid = NULL;
1444 1488
1445 edid = drm_get_edid(&intel_output->base, 1489 edid = drm_get_edid(&intel_output->base,
1446 intel_output->ddc_bus); 1490 intel_output->ddc_bus);
1447 if (edid != NULL) { 1491 if (edid != NULL) {
1448 sdvo_priv->is_hdmi = drm_detect_hdmi_monitor(edid); 1492 /* Don't report the output as connected if it's a DVI-I
1493 * connector with a non-digital EDID coming out.
1494 */
1495 if (response & (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)) {
1496 if (edid->input & DRM_EDID_INPUT_DIGITAL)
1497 sdvo_priv->is_hdmi =
1498 drm_detect_hdmi_monitor(edid);
1499 else
1500 status = connector_status_disconnected;
1501 }
1502
1449 kfree(edid); 1503 kfree(edid);
1450 intel_output->base.display_info.raw_edid = NULL; 1504 intel_output->base.display_info.raw_edid = NULL;
1451 } 1505
1506 } else if (response & (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1))
1507 status = connector_status_disconnected;
1508
1509 return status;
1452} 1510}
1453 1511
1454static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connector) 1512static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connector)
1455{ 1513{
1456 u8 response[2]; 1514 uint16_t response;
1457 u8 status; 1515 u8 status;
1458 struct intel_output *intel_output = to_intel_output(connector); 1516 struct intel_output *intel_output = to_intel_output(connector);
1517 struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
1459 1518
1460 intel_sdvo_write_cmd(intel_output, SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0); 1519 intel_sdvo_write_cmd(intel_output, SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0);
1461 status = intel_sdvo_read_response(intel_output, &response, 2); 1520 status = intel_sdvo_read_response(intel_output, &response, 2);
1462 1521
1463 DRM_DEBUG("SDVO response %d %d\n", response[0], response[1]); 1522 DRM_DEBUG("SDVO response %d %d\n", response & 0xff, response >> 8);
1464 1523
1465 if (status != SDVO_CMD_STATUS_SUCCESS) 1524 if (status != SDVO_CMD_STATUS_SUCCESS)
1466 return connector_status_unknown; 1525 return connector_status_unknown;
1467 1526
1468 if ((response[0] != 0) || (response[1] != 0)) { 1527 if (response == 0)
1469 intel_sdvo_hdmi_sink_detect(connector);
1470 return connector_status_connected;
1471 } else
1472 return connector_status_disconnected; 1528 return connector_status_disconnected;
1529
1530 if (intel_sdvo_multifunc_encoder(intel_output) &&
1531 sdvo_priv->attached_output != response) {
1532 if (sdvo_priv->controlled_output != response &&
1533 intel_sdvo_output_setup(intel_output, response) != true)
1534 return connector_status_unknown;
1535 sdvo_priv->attached_output = response;
1536 }
1537 return intel_sdvo_hdmi_sink_detect(connector, response);
1473} 1538}
1474 1539
1475static void intel_sdvo_get_ddc_modes(struct drm_connector *connector) 1540static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
@@ -1866,16 +1931,101 @@ intel_sdvo_get_slave_addr(struct drm_device *dev, int output_device)
1866 return 0x72; 1931 return 0x72;
1867} 1932}
1868 1933
1934static bool
1935intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
1936{
1937 struct drm_connector *connector = &intel_output->base;
1938 struct drm_encoder *encoder = &intel_output->enc;
1939 struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
1940 bool ret = true, registered = false;
1941
1942 sdvo_priv->is_tv = false;
1943 intel_output->needs_tv_clock = false;
1944 sdvo_priv->is_lvds = false;
1945
1946 if (device_is_registered(&connector->kdev)) {
1947 drm_sysfs_connector_remove(connector);
1948 registered = true;
1949 }
1950
1951 if (flags &
1952 (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)) {
1953 if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS0)
1954 sdvo_priv->controlled_output = SDVO_OUTPUT_TMDS0;
1955 else
1956 sdvo_priv->controlled_output = SDVO_OUTPUT_TMDS1;
1957
1958 encoder->encoder_type = DRM_MODE_ENCODER_TMDS;
1959 connector->connector_type = DRM_MODE_CONNECTOR_DVID;
1960
1961 if (intel_sdvo_get_supp_encode(intel_output,
1962 &sdvo_priv->encode) &&
1963 intel_sdvo_get_digital_encoding_mode(intel_output) &&
1964 sdvo_priv->is_hdmi) {
1965 /* enable hdmi encoding mode if supported */
1966 intel_sdvo_set_encode(intel_output, SDVO_ENCODE_HDMI);
1967 intel_sdvo_set_colorimetry(intel_output,
1968 SDVO_COLORIMETRY_RGB256);
1969 connector->connector_type = DRM_MODE_CONNECTOR_HDMIA;
1970 }
1971 } else if (flags & SDVO_OUTPUT_SVID0) {
1972
1973 sdvo_priv->controlled_output = SDVO_OUTPUT_SVID0;
1974 encoder->encoder_type = DRM_MODE_ENCODER_TVDAC;
1975 connector->connector_type = DRM_MODE_CONNECTOR_SVIDEO;
1976 sdvo_priv->is_tv = true;
1977 intel_output->needs_tv_clock = true;
1978 } else if (flags & SDVO_OUTPUT_RGB0) {
1979
1980 sdvo_priv->controlled_output = SDVO_OUTPUT_RGB0;
1981 encoder->encoder_type = DRM_MODE_ENCODER_DAC;
1982 connector->connector_type = DRM_MODE_CONNECTOR_VGA;
1983 } else if (flags & SDVO_OUTPUT_RGB1) {
1984
1985 sdvo_priv->controlled_output = SDVO_OUTPUT_RGB1;
1986 encoder->encoder_type = DRM_MODE_ENCODER_DAC;
1987 connector->connector_type = DRM_MODE_CONNECTOR_VGA;
1988 } else if (flags & SDVO_OUTPUT_LVDS0) {
1989
1990 sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS0;
1991 encoder->encoder_type = DRM_MODE_ENCODER_LVDS;
1992 connector->connector_type = DRM_MODE_CONNECTOR_LVDS;
1993 sdvo_priv->is_lvds = true;
1994 } else if (flags & SDVO_OUTPUT_LVDS1) {
1995
1996 sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS1;
1997 encoder->encoder_type = DRM_MODE_ENCODER_LVDS;
1998 connector->connector_type = DRM_MODE_CONNECTOR_LVDS;
1999 sdvo_priv->is_lvds = true;
2000 } else {
2001
2002 unsigned char bytes[2];
2003
2004 sdvo_priv->controlled_output = 0;
2005 memcpy(bytes, &sdvo_priv->caps.output_flags, 2);
2006 DRM_DEBUG_KMS(I915_SDVO,
2007 "%s: Unknown SDVO output type (0x%02x%02x)\n",
2008 SDVO_NAME(sdvo_priv),
2009 bytes[0], bytes[1]);
2010 ret = false;
2011 }
2012
2013 if (ret && registered)
2014 ret = drm_sysfs_connector_add(connector) == 0 ? true : false;
2015
2016
2017 return ret;
2018
2019}
2020
1869bool intel_sdvo_init(struct drm_device *dev, int output_device) 2021bool intel_sdvo_init(struct drm_device *dev, int output_device)
1870{ 2022{
1871 struct drm_connector *connector; 2023 struct drm_connector *connector;
1872 struct intel_output *intel_output; 2024 struct intel_output *intel_output;
1873 struct intel_sdvo_priv *sdvo_priv; 2025 struct intel_sdvo_priv *sdvo_priv;
1874 2026
1875 int connector_type;
1876 u8 ch[0x40]; 2027 u8 ch[0x40];
1877 int i; 2028 int i;
1878 int encoder_type;
1879 2029
1880 intel_output = kcalloc(sizeof(struct intel_output)+sizeof(struct intel_sdvo_priv), 1, GFP_KERNEL); 2030 intel_output = kcalloc(sizeof(struct intel_output)+sizeof(struct intel_sdvo_priv), 1, GFP_KERNEL);
1881 if (!intel_output) { 2031 if (!intel_output) {
@@ -1925,88 +2075,28 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
1925 intel_output->ddc_bus->algo = &intel_sdvo_i2c_bit_algo; 2075 intel_output->ddc_bus->algo = &intel_sdvo_i2c_bit_algo;
1926 2076
1927 /* In defaut case sdvo lvds is false */ 2077 /* In defaut case sdvo lvds is false */
1928 sdvo_priv->is_lvds = false;
1929 intel_sdvo_get_capabilities(intel_output, &sdvo_priv->caps); 2078 intel_sdvo_get_capabilities(intel_output, &sdvo_priv->caps);
1930 2079
1931 if (sdvo_priv->caps.output_flags & 2080 if (intel_sdvo_output_setup(intel_output,
1932 (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)) { 2081 sdvo_priv->caps.output_flags) != true) {
1933 if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS0) 2082 DRM_DEBUG("SDVO output failed to setup on SDVO%c\n",
1934 sdvo_priv->controlled_output = SDVO_OUTPUT_TMDS0; 2083 output_device == SDVOB ? 'B' : 'C');
1935 else
1936 sdvo_priv->controlled_output = SDVO_OUTPUT_TMDS1;
1937
1938 encoder_type = DRM_MODE_ENCODER_TMDS;
1939 connector_type = DRM_MODE_CONNECTOR_DVID;
1940
1941 if (intel_sdvo_get_supp_encode(intel_output,
1942 &sdvo_priv->encode) &&
1943 intel_sdvo_get_digital_encoding_mode(intel_output) &&
1944 sdvo_priv->is_hdmi) {
1945 /* enable hdmi encoding mode if supported */
1946 intel_sdvo_set_encode(intel_output, SDVO_ENCODE_HDMI);
1947 intel_sdvo_set_colorimetry(intel_output,
1948 SDVO_COLORIMETRY_RGB256);
1949 connector_type = DRM_MODE_CONNECTOR_HDMIA;
1950 }
1951 }
1952 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_SVID0)
1953 {
1954 sdvo_priv->controlled_output = SDVO_OUTPUT_SVID0;
1955 encoder_type = DRM_MODE_ENCODER_TVDAC;
1956 connector_type = DRM_MODE_CONNECTOR_SVIDEO;
1957 sdvo_priv->is_tv = true;
1958 intel_output->needs_tv_clock = true;
1959 }
1960 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB0)
1961 {
1962 sdvo_priv->controlled_output = SDVO_OUTPUT_RGB0;
1963 encoder_type = DRM_MODE_ENCODER_DAC;
1964 connector_type = DRM_MODE_CONNECTOR_VGA;
1965 }
1966 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB1)
1967 {
1968 sdvo_priv->controlled_output = SDVO_OUTPUT_RGB1;
1969 encoder_type = DRM_MODE_ENCODER_DAC;
1970 connector_type = DRM_MODE_CONNECTOR_VGA;
1971 }
1972 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_LVDS0)
1973 {
1974 sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS0;
1975 encoder_type = DRM_MODE_ENCODER_LVDS;
1976 connector_type = DRM_MODE_CONNECTOR_LVDS;
1977 sdvo_priv->is_lvds = true;
1978 }
1979 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_LVDS1)
1980 {
1981 sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS1;
1982 encoder_type = DRM_MODE_ENCODER_LVDS;
1983 connector_type = DRM_MODE_CONNECTOR_LVDS;
1984 sdvo_priv->is_lvds = true;
1985 }
1986 else
1987 {
1988 unsigned char bytes[2];
1989
1990 sdvo_priv->controlled_output = 0;
1991 memcpy (bytes, &sdvo_priv->caps.output_flags, 2);
1992 DRM_DEBUG_KMS(I915_SDVO,
1993 "%s: Unknown SDVO output type (0x%02x%02x)\n",
1994 SDVO_NAME(sdvo_priv),
1995 bytes[0], bytes[1]);
1996 encoder_type = DRM_MODE_ENCODER_NONE;
1997 connector_type = DRM_MODE_CONNECTOR_Unknown;
1998 goto err_i2c; 2084 goto err_i2c;
1999 } 2085 }
2000 2086
2087
2001 connector = &intel_output->base; 2088 connector = &intel_output->base;
2002 drm_connector_init(dev, connector, &intel_sdvo_connector_funcs, 2089 drm_connector_init(dev, connector, &intel_sdvo_connector_funcs,
2003 connector_type); 2090 connector->connector_type);
2091
2004 drm_connector_helper_add(connector, &intel_sdvo_connector_helper_funcs); 2092 drm_connector_helper_add(connector, &intel_sdvo_connector_helper_funcs);
2005 connector->interlace_allowed = 0; 2093 connector->interlace_allowed = 0;
2006 connector->doublescan_allowed = 0; 2094 connector->doublescan_allowed = 0;
2007 connector->display_info.subpixel_order = SubPixelHorizontalRGB; 2095 connector->display_info.subpixel_order = SubPixelHorizontalRGB;
2008 2096
2009 drm_encoder_init(dev, &intel_output->enc, &intel_sdvo_enc_funcs, encoder_type); 2097 drm_encoder_init(dev, &intel_output->enc,
2098 &intel_sdvo_enc_funcs, intel_output->enc.encoder_type);
2099
2010 drm_encoder_helper_add(&intel_output->enc, &intel_sdvo_helper_funcs); 2100 drm_encoder_helper_add(&intel_output->enc, &intel_sdvo_helper_funcs);
2011 2101
2012 drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc); 2102 drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc);
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index a43c98e3f077..da4ab4dc1630 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1490,6 +1490,27 @@ static struct input_res {
1490 {"1920x1080", 1920, 1080}, 1490 {"1920x1080", 1920, 1080},
1491}; 1491};
1492 1492
1493/*
1494 * Chose preferred mode according to line number of TV format
1495 */
1496static void
1497intel_tv_chose_preferred_modes(struct drm_connector *connector,
1498 struct drm_display_mode *mode_ptr)
1499{
1500 struct intel_output *intel_output = to_intel_output(connector);
1501 const struct tv_mode *tv_mode = intel_tv_mode_find(intel_output);
1502
1503 if (tv_mode->nbr_end < 480 && mode_ptr->vdisplay == 480)
1504 mode_ptr->type |= DRM_MODE_TYPE_PREFERRED;
1505 else if (tv_mode->nbr_end > 480) {
1506 if (tv_mode->progressive == true && tv_mode->nbr_end < 720) {
1507 if (mode_ptr->vdisplay == 720)
1508 mode_ptr->type |= DRM_MODE_TYPE_PREFERRED;
1509 } else if (mode_ptr->vdisplay == 1080)
1510 mode_ptr->type |= DRM_MODE_TYPE_PREFERRED;
1511 }
1512}
1513
1493/** 1514/**
1494 * Stub get_modes function. 1515 * Stub get_modes function.
1495 * 1516 *
@@ -1544,6 +1565,7 @@ intel_tv_get_modes(struct drm_connector *connector)
1544 mode_ptr->clock = (int) tmp; 1565 mode_ptr->clock = (int) tmp;
1545 1566
1546 mode_ptr->type = DRM_MODE_TYPE_DRIVER; 1567 mode_ptr->type = DRM_MODE_TYPE_DRIVER;
1568 intel_tv_chose_preferred_modes(connector, mode_ptr);
1547 drm_mode_probed_add(connector, mode_ptr); 1569 drm_mode_probed_add(connector, mode_ptr);
1548 count++; 1570 count++;
1549 } 1571 }
diff --git a/drivers/staging/b3dfg/Kconfig b/drivers/staging/b3dfg/Kconfig
index 524231047de5..9e6573cf97d3 100644
--- a/drivers/staging/b3dfg/Kconfig
+++ b/drivers/staging/b3dfg/Kconfig
@@ -1,5 +1,6 @@
1config B3DFG 1config B3DFG
2 tristate "Brontes 3d Frame Framegrabber" 2 tristate "Brontes 3d Frame Framegrabber"
3 depends on PCI
3 default n 4 default n
4 ---help--- 5 ---help---
5 This driver provides support for the Brontes 3d Framegrabber 6 This driver provides support for the Brontes 3d Framegrabber
diff --git a/drivers/staging/heci/Kconfig b/drivers/staging/heci/Kconfig
index ae8d588d3a27..c7206f8bcd93 100644
--- a/drivers/staging/heci/Kconfig
+++ b/drivers/staging/heci/Kconfig
@@ -1,5 +1,6 @@
1config HECI 1config HECI
2 tristate "Intel Management Engine Interface (MEI) Support" 2 tristate "Intel Management Engine Interface (MEI) Support"
3 depends on PCI
3 ---help--- 4 ---help---
4 The Intel Management Engine Interface (Intel MEI) driver allows 5 The Intel Management Engine Interface (Intel MEI) driver allows
5 applications to access the Active Management Technology 6 applications to access the Active Management Technology
diff --git a/drivers/staging/rspiusb/rspiusb.c b/drivers/staging/rspiusb/rspiusb.c
index 2f8155c1968b..04e2f92c0f62 100644
--- a/drivers/staging/rspiusb/rspiusb.c
+++ b/drivers/staging/rspiusb/rspiusb.c
@@ -716,6 +716,8 @@ static int MapUserBuffer(struct ioctl_struct *io, struct device_extension *pdx)
716 pdx->PixelUrb[frameInfo][i]->transfer_flags = 716 pdx->PixelUrb[frameInfo][i]->transfer_flags =
717 URB_NO_TRANSFER_DMA_MAP | URB_NO_INTERRUPT; 717 URB_NO_TRANSFER_DMA_MAP | URB_NO_INTERRUPT;
718 } 718 }
719 if (i == 0)
720 return -EINVAL;
719 /* only interrupt when last URB completes */ 721 /* only interrupt when last URB completes */
720 pdx->PixelUrb[frameInfo][--i]->transfer_flags &= ~URB_NO_INTERRUPT; 722 pdx->PixelUrb[frameInfo][--i]->transfer_flags &= ~URB_NO_INTERRUPT;
721 pdx->pendedPixelUrbs[frameInfo] = 723 pdx->pendedPixelUrbs[frameInfo] =
diff --git a/drivers/staging/rt2860/rt_linux.h b/drivers/staging/rt2860/rt_linux.h
index 85175c182432..25b53ac3f820 100644
--- a/drivers/staging/rt2860/rt_linux.h
+++ b/drivers/staging/rt2860/rt_linux.h
@@ -43,9 +43,6 @@
43#include "rtmp_type.h" 43#include "rtmp_type.h"
44#include <linux/module.h> 44#include <linux/module.h>
45#include <linux/kernel.h> 45#include <linux/kernel.h>
46#if !defined(RT2860) && !defined(RT30xx)
47#include <linux/kthread.h>
48#endif
49 46
50#include <linux/spinlock.h> 47#include <linux/spinlock.h>
51#include <linux/init.h> 48#include <linux/init.h>
@@ -166,9 +163,7 @@ typedef int (*HARD_START_XMIT_FUNC)(struct sk_buff *skb, struct net_device *net_
166 163
167#ifndef RT30xx 164#ifndef RT30xx
168typedef struct pid * THREAD_PID; 165typedef struct pid * THREAD_PID;
169#ifdef RT2860
170#define THREAD_PID_INIT_VALUE NULL 166#define THREAD_PID_INIT_VALUE NULL
171#endif
172#define GET_PID(_v) find_get_pid(_v) 167#define GET_PID(_v) find_get_pid(_v)
173#define GET_PID_NUMBER(_v) pid_nr(_v) 168#define GET_PID_NUMBER(_v) pid_nr(_v)
174#define CHECK_PID_LEGALITY(_pid) if (pid_nr(_pid) >= 0) 169#define CHECK_PID_LEGALITY(_pid) if (pid_nr(_pid) >= 0)
@@ -188,12 +183,12 @@ struct os_cookie {
188 dma_addr_t pAd_pa; 183 dma_addr_t pAd_pa;
189#endif 184#endif
190#ifdef RT2870 185#ifdef RT2870
191 struct usb_device *pUsb_Dev; 186 struct usb_device *pUsb_Dev;
192 187
193#ifndef RT30xx 188#ifndef RT30xx
194 struct task_struct *MLMEThr_task; 189 THREAD_PID MLMEThr_pid;
195 struct task_struct *RTUSBCmdThr_task; 190 THREAD_PID RTUSBCmdThr_pid;
196 struct task_struct *TimerQThr_task; 191 THREAD_PID TimerQThr_pid;
197#endif 192#endif
198#ifdef RT30xx 193#ifdef RT30xx
199 struct pid *MLMEThr_pid; 194 struct pid *MLMEThr_pid;
diff --git a/drivers/staging/rt2870/2870_main_dev.c b/drivers/staging/rt2870/2870_main_dev.c
index dd01c64fbf61..a4e8696ca39c 100644
--- a/drivers/staging/rt2870/2870_main_dev.c
+++ b/drivers/staging/rt2870/2870_main_dev.c
@@ -235,7 +235,7 @@ INT MlmeThread(
235 DBGPRINT(RT_DEBUG_TRACE,( "<---%s\n",__func__)); 235 DBGPRINT(RT_DEBUG_TRACE,( "<---%s\n",__func__));
236 236
237#ifndef RT30xx 237#ifndef RT30xx
238 pObj->MLMEThr_task = NULL; 238 pObj->MLMEThr_pid = THREAD_PID_INIT_VALUE;
239#endif 239#endif
240#ifdef RT30xx 240#ifdef RT30xx
241 pObj->MLMEThr_pid = NULL; 241 pObj->MLMEThr_pid = NULL;
@@ -348,7 +348,7 @@ INT RTUSBCmdThread(
348 DBGPRINT(RT_DEBUG_TRACE,( "<---RTUSBCmdThread\n")); 348 DBGPRINT(RT_DEBUG_TRACE,( "<---RTUSBCmdThread\n"));
349 349
350#ifndef RT30xx 350#ifndef RT30xx
351 pObj->RTUSBCmdThr_task = NULL; 351 pObj->RTUSBCmdThr_pid = THREAD_PID_INIT_VALUE;
352#endif 352#endif
353#ifdef RT30xx 353#ifdef RT30xx
354 pObj->RTUSBCmdThr_pid = NULL; 354 pObj->RTUSBCmdThr_pid = NULL;
@@ -447,7 +447,7 @@ INT TimerQThread(
447 DBGPRINT(RT_DEBUG_TRACE,( "<---%s\n",__func__)); 447 DBGPRINT(RT_DEBUG_TRACE,( "<---%s\n",__func__));
448 448
449#ifndef RT30xx 449#ifndef RT30xx
450 pObj->TimerQThr_task = NULL; 450 pObj->TimerQThr_pid = THREAD_PID_INIT_VALUE;
451#endif 451#endif
452#ifdef RT30xx 452#ifdef RT30xx
453 pObj->TimerQThr_pid = NULL; 453 pObj->TimerQThr_pid = NULL;
@@ -883,46 +883,69 @@ VOID RT28xxThreadTerminate(
883 883
884 // Terminate Threads 884 // Terminate Threads
885#ifndef RT30xx 885#ifndef RT30xx
886 BUG_ON(pObj->TimerQThr_task == NULL); 886 CHECK_PID_LEGALITY(pObj->TimerQThr_pid)
887 CHECK_PID_LEGALITY(task_pid(pObj->TimerQThr_task))
888 { 887 {
889 POS_COOKIE pObj = (POS_COOKIE)pAd->OS_Cookie; 888 POS_COOKIE pObj = (POS_COOKIE)pAd->OS_Cookie;
890 889
891 printk(KERN_DEBUG "Terminate the TimerQThr pid=%d!\n", 890 printk("Terminate the TimerQThr_pid=%d!\n", GET_PID_NUMBER(pObj->TimerQThr_pid));
892 pid_nr(task_pid(pObj->TimerQThr_task)));
893 mb(); 891 mb();
894 pAd->TimerFunc_kill = 1; 892 pAd->TimerFunc_kill = 1;
895 mb(); 893 mb();
896 kthread_stop(pObj->TimerQThr_task); 894 ret = KILL_THREAD_PID(pObj->TimerQThr_pid, SIGTERM, 1);
897 pObj->TimerQThr_task = NULL; 895 if (ret)
896 {
897 printk(KERN_WARNING "%s: unable to stop TimerQThread, pid=%d, ret=%d!\n",
898 pAd->net_dev->name, GET_PID_NUMBER(pObj->TimerQThr_pid), ret);
899 }
900 else
901 {
902 wait_for_completion(&pAd->TimerQComplete);
903 pObj->TimerQThr_pid = THREAD_PID_INIT_VALUE;
904 }
898 } 905 }
899 906
900 BUG_ON(pObj->MLMEThr_task == NULL); 907 CHECK_PID_LEGALITY(pObj->MLMEThr_pid)
901 CHECK_PID_LEGALITY(task_pid(pObj->MLMEThr_task))
902 { 908 {
903 printk(KERN_DEBUG "Terminate the MLMEThr pid=%d!\n", 909 printk("Terminate the MLMEThr_pid=%d!\n", GET_PID_NUMBER(pObj->MLMEThr_pid));
904 pid_nr(task_pid(pObj->MLMEThr_task)));
905 mb(); 910 mb();
906 pAd->mlme_kill = 1; 911 pAd->mlme_kill = 1;
907 //RT28XX_MLME_HANDLER(pAd); 912 //RT28XX_MLME_HANDLER(pAd);
908 mb(); 913 mb();
909 kthread_stop(pObj->MLMEThr_task); 914 ret = KILL_THREAD_PID(pObj->MLMEThr_pid, SIGTERM, 1);
910 pObj->MLMEThr_task = NULL; 915 if (ret)
916 {
917 printk (KERN_WARNING "%s: unable to Mlme thread, pid=%d, ret=%d!\n",
918 pAd->net_dev->name, GET_PID_NUMBER(pObj->MLMEThr_pid), ret);
919 }
920 else
921 {
922 //wait_for_completion (&pAd->notify);
923 wait_for_completion (&pAd->mlmeComplete);
924 pObj->MLMEThr_pid = THREAD_PID_INIT_VALUE;
925 }
911 } 926 }
912 927
913 BUG_ON(pObj->RTUSBCmdThr_task == NULL); 928 CHECK_PID_LEGALITY(pObj->RTUSBCmdThr_pid)
914 CHECK_PID_LEGALITY(task_pid(pObj->RTUSBCmdThr_task))
915 { 929 {
916 printk(KERN_DEBUG "Terminate the RTUSBCmdThr pid=%d!\n", 930 printk("Terminate the RTUSBCmdThr_pid=%d!\n", GET_PID_NUMBER(pObj->RTUSBCmdThr_pid));
917 pid_nr(task_pid(pObj->RTUSBCmdThr_task)));
918 mb(); 931 mb();
919 NdisAcquireSpinLock(&pAd->CmdQLock); 932 NdisAcquireSpinLock(&pAd->CmdQLock);
920 pAd->CmdQ.CmdQState = RT2870_THREAD_STOPED; 933 pAd->CmdQ.CmdQState = RT2870_THREAD_STOPED;
921 NdisReleaseSpinLock(&pAd->CmdQLock); 934 NdisReleaseSpinLock(&pAd->CmdQLock);
922 mb(); 935 mb();
923 //RTUSBCMDUp(pAd); 936 //RTUSBCMDUp(pAd);
924 kthread_stop(pObj->RTUSBCmdThr_task); 937 ret = KILL_THREAD_PID(pObj->RTUSBCmdThr_pid, SIGTERM, 1);
925 pObj->RTUSBCmdThr_task = NULL; 938 if (ret)
939 {
940 printk(KERN_WARNING "%s: unable to RTUSBCmd thread, pid=%d, ret=%d!\n",
941 pAd->net_dev->name, GET_PID_NUMBER(pObj->RTUSBCmdThr_pid), ret);
942 }
943 else
944 {
945 //wait_for_completion (&pAd->notify);
946 wait_for_completion (&pAd->CmdQComplete);
947 pObj->RTUSBCmdThr_pid = THREAD_PID_INIT_VALUE;
948 }
926 } 949 }
927#endif 950#endif
928#ifdef RT30xx 951#ifdef RT30xx
@@ -1045,7 +1068,7 @@ BOOLEAN RT28XXChipsetCheck(
1045 dev_p->descriptor.idProduct == rtusb_usb_id[i].idProduct) 1068 dev_p->descriptor.idProduct == rtusb_usb_id[i].idProduct)
1046 { 1069 {
1047#ifndef RT30xx 1070#ifndef RT30xx
1048 printk(KERN_DEBUG "rt2870: idVendor = 0x%x, idProduct = 0x%x\n", 1071 printk("rt2870: idVendor = 0x%x, idProduct = 0x%x\n",
1049#endif 1072#endif
1050#ifdef RT30xx 1073#ifdef RT30xx
1051 printk("rt2870: idVendor = 0x%x, idProduct = 0x%x\n", 1074 printk("rt2870: idVendor = 0x%x, idProduct = 0x%x\n",
diff --git a/drivers/staging/rt2870/common/2870_rtmp_init.c b/drivers/staging/rt2870/common/2870_rtmp_init.c
index 0f4c8af97e47..80909e9ab5ae 100644
--- a/drivers/staging/rt2870/common/2870_rtmp_init.c
+++ b/drivers/staging/rt2870/common/2870_rtmp_init.c
@@ -700,8 +700,8 @@ NDIS_STATUS AdapterBlockAllocateMemory(
700 usb_dev = pObj->pUsb_Dev; 700 usb_dev = pObj->pUsb_Dev;
701 701
702#ifndef RT30xx 702#ifndef RT30xx
703 pObj->MLMEThr_task = NULL; 703 pObj->MLMEThr_pid = THREAD_PID_INIT_VALUE;
704 pObj->RTUSBCmdThr_task = NULL; 704 pObj->RTUSBCmdThr_pid = THREAD_PID_INIT_VALUE;
705#endif 705#endif
706#ifdef RT30xx 706#ifdef RT30xx
707 pObj->MLMEThr_pid = NULL; 707 pObj->MLMEThr_pid = NULL;
@@ -743,7 +743,7 @@ NDIS_STATUS CreateThreads(
743 PRTMP_ADAPTER pAd = net_dev->ml_priv; 743 PRTMP_ADAPTER pAd = net_dev->ml_priv;
744 POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie; 744 POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie;
745#ifndef RT30xx 745#ifndef RT30xx
746 struct task_struct *tsk; 746 pid_t pid_number = -1;
747#endif 747#endif
748#ifdef RT30xx 748#ifdef RT30xx
749 pid_t pid_number; 749 pid_t pid_number;
@@ -762,10 +762,10 @@ NDIS_STATUS CreateThreads(
762 762
763 // Creat MLME Thread 763 // Creat MLME Thread
764#ifndef RT30xx 764#ifndef RT30xx
765 pObj->MLMEThr_task = NULL; 765 pObj->MLMEThr_pid= THREAD_PID_INIT_VALUE;
766 tsk = kthread_run(MlmeThread, pAd, "%s", pAd->net_dev->name); 766 pid_number = kernel_thread(MlmeThread, pAd, CLONE_VM);
767 767 if (pid_number < 0)
768 if (IS_ERR(tsk)) { 768 {
769#endif 769#endif
770#ifdef RT30xx 770#ifdef RT30xx
771 pObj->MLMEThr_pid = NULL; 771 pObj->MLMEThr_pid = NULL;
@@ -778,7 +778,7 @@ NDIS_STATUS CreateThreads(
778 } 778 }
779 779
780#ifndef RT30xx 780#ifndef RT30xx
781 pObj->MLMEThr_task = tsk; 781 pObj->MLMEThr_pid = GET_PID(pid_number);
782#endif 782#endif
783#ifdef RT30xx 783#ifdef RT30xx
784 pObj->MLMEThr_pid = find_get_pid(pid_number); 784 pObj->MLMEThr_pid = find_get_pid(pid_number);
@@ -788,10 +788,9 @@ NDIS_STATUS CreateThreads(
788 788
789 // Creat Command Thread 789 // Creat Command Thread
790#ifndef RT30xx 790#ifndef RT30xx
791 pObj->RTUSBCmdThr_task = NULL; 791 pObj->RTUSBCmdThr_pid= THREAD_PID_INIT_VALUE;
792 tsk = kthread_run(RTUSBCmdThread, pAd, "%s", pAd->net_dev->name); 792 pid_number = kernel_thread(RTUSBCmdThread, pAd, CLONE_VM);
793 793 if (pid_number < 0)
794 if (IS_ERR(tsk) < 0)
795#endif 794#endif
796#ifdef RT30xx 795#ifdef RT30xx
797 pObj->RTUSBCmdThr_pid = NULL; 796 pObj->RTUSBCmdThr_pid = NULL;
@@ -804,7 +803,7 @@ NDIS_STATUS CreateThreads(
804 } 803 }
805 804
806#ifndef RT30xx 805#ifndef RT30xx
807 pObj->RTUSBCmdThr_task = tsk; 806 pObj->RTUSBCmdThr_pid = GET_PID(pid_number);
808#endif 807#endif
809#ifdef RT30xx 808#ifdef RT30xx
810 pObj->RTUSBCmdThr_pid = find_get_pid(pid_number); 809 pObj->RTUSBCmdThr_pid = find_get_pid(pid_number);
@@ -812,9 +811,9 @@ NDIS_STATUS CreateThreads(
812 wait_for_completion(&(pAd->CmdQComplete)); 811 wait_for_completion(&(pAd->CmdQComplete));
813 812
814#ifndef RT30xx 813#ifndef RT30xx
815 pObj->TimerQThr_task = NULL; 814 pObj->TimerQThr_pid= THREAD_PID_INIT_VALUE;
816 tsk = kthread_run(TimerQThread, pAd, "%s", pAd->net_dev->name); 815 pid_number = kernel_thread(TimerQThread, pAd, CLONE_VM);
817 if (IS_ERR(tsk) < 0) 816 if (pid_number < 0)
818#endif 817#endif
819#ifdef RT30xx 818#ifdef RT30xx
820 pObj->TimerQThr_pid = NULL; 819 pObj->TimerQThr_pid = NULL;
@@ -826,7 +825,7 @@ NDIS_STATUS CreateThreads(
826 return NDIS_STATUS_FAILURE; 825 return NDIS_STATUS_FAILURE;
827 } 826 }
828#ifndef RT30xx 827#ifndef RT30xx
829 pObj->TimerQThr_task = tsk; 828 pObj->TimerQThr_pid = GET_PID(pid_number);
830#endif 829#endif
831#ifdef RT30xx 830#ifdef RT30xx
832 pObj->TimerQThr_pid = find_get_pid(pid_number); 831 pObj->TimerQThr_pid = find_get_pid(pid_number);
diff --git a/drivers/staging/rt2870/common/rtusb_io.c b/drivers/staging/rt2870/common/rtusb_io.c
index fd1b0c18f2a0..704b5c2d5091 100644
--- a/drivers/staging/rt2870/common/rtusb_io.c
+++ b/drivers/staging/rt2870/common/rtusb_io.c
@@ -984,8 +984,7 @@ NDIS_STATUS RTUSBEnqueueCmdFromNdis(
984 POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie; 984 POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie;
985 985
986#ifndef RT30xx 986#ifndef RT30xx
987 BUG_ON(pObj->RTUSBCmdThr_task == NULL); 987 CHECK_PID_LEGALITY(pObj->RTUSBCmdThr_pid)
988 CHECK_PID_LEGALITY(task_pid(pObj->RTUSBCmdThr_task))
989#endif 988#endif
990#ifdef RT30xx 989#ifdef RT30xx
991 if (pObj->RTUSBCmdThr_pid < 0) 990 if (pObj->RTUSBCmdThr_pid < 0)
diff --git a/drivers/staging/rt2870/rt2870.h b/drivers/staging/rt2870/rt2870.h
index 29e3b53e52a1..2b8872b2fd9d 100644
--- a/drivers/staging/rt2870/rt2870.h
+++ b/drivers/staging/rt2870/rt2870.h
@@ -79,6 +79,7 @@
79{ \ 79{ \
80 {USB_DEVICE(0x148F,0x2770)}, /* Ralink */ \ 80 {USB_DEVICE(0x148F,0x2770)}, /* Ralink */ \
81 {USB_DEVICE(0x1737,0x0071)}, /* Linksys WUSB600N */ \ 81 {USB_DEVICE(0x1737,0x0071)}, /* Linksys WUSB600N */ \
82 {USB_DEVICE(0x1737,0x0070)}, /* Linksys */ \
82 {USB_DEVICE(0x148F,0x2870)}, /* Ralink */ \ 83 {USB_DEVICE(0x148F,0x2870)}, /* Ralink */ \
83 {USB_DEVICE(0x148F,0x3070)}, /* Ralink */ \ 84 {USB_DEVICE(0x148F,0x3070)}, /* Ralink */ \
84 {USB_DEVICE(0x0B05,0x1731)}, /* Asus */ \ 85 {USB_DEVICE(0x0B05,0x1731)}, /* Asus */ \
@@ -93,12 +94,14 @@
93 {USB_DEVICE(0x14B2,0x3C06)}, /* Conceptronic */ \ 94 {USB_DEVICE(0x14B2,0x3C06)}, /* Conceptronic */ \
94 {USB_DEVICE(0x14B2,0x3C28)}, /* Conceptronic */ \ 95 {USB_DEVICE(0x14B2,0x3C28)}, /* Conceptronic */ \
95 {USB_DEVICE(0x2019,0xED06)}, /* Planex Communications, Inc. */ \ 96 {USB_DEVICE(0x2019,0xED06)}, /* Planex Communications, Inc. */ \
97 {USB_DEVICE(0x2019,0xED14)}, /* Planex Communications, Inc. */ \
96 {USB_DEVICE(0x2019,0xAB25)}, /* Planex Communications, Inc. RT3070 */ \ 98 {USB_DEVICE(0x2019,0xAB25)}, /* Planex Communications, Inc. RT3070 */ \
97 {USB_DEVICE(0x07D1,0x3C09)}, /* D-Link */ \ 99 {USB_DEVICE(0x07D1,0x3C09)}, /* D-Link */ \
98 {USB_DEVICE(0x07D1,0x3C11)}, /* D-Link */ \ 100 {USB_DEVICE(0x07D1,0x3C11)}, /* D-Link */ \
99 {USB_DEVICE(0x14B2,0x3C07)}, /* AL */ \ 101 {USB_DEVICE(0x14B2,0x3C07)}, /* AL */ \
100 {USB_DEVICE(0x14B2,0x3C12)}, /* AL */ \ 102 {USB_DEVICE(0x14B2,0x3C12)}, /* AL */ \
101 {USB_DEVICE(0x050D,0x8053)}, /* Belkin */ \ 103 {USB_DEVICE(0x050D,0x8053)}, /* Belkin */ \
104 {USB_DEVICE(0x050D,0x815C)}, /* Belkin */ \
102 {USB_DEVICE(0x14B2,0x3C23)}, /* Airlink */ \ 105 {USB_DEVICE(0x14B2,0x3C23)}, /* Airlink */ \
103 {USB_DEVICE(0x14B2,0x3C27)}, /* Airlink */ \ 106 {USB_DEVICE(0x14B2,0x3C27)}, /* Airlink */ \
104 {USB_DEVICE(0x07AA,0x002F)}, /* Corega */ \ 107 {USB_DEVICE(0x07AA,0x002F)}, /* Corega */ \
@@ -587,16 +590,14 @@ VOID RTUSBBulkRxComplete(purbb_t pUrb, struct pt_regs *pt_regs);
587#define RTUSBMlmeUp(pAd) \ 590#define RTUSBMlmeUp(pAd) \
588{ \ 591{ \
589 POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie; \ 592 POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie; \
590 BUG_ON(pObj->MLMEThr_task == NULL); \ 593 CHECK_PID_LEGALITY(pObj->MLMEThr_pid) \
591 CHECK_PID_LEGALITY(task_pid(pObj->MLMEThr_task)) \
592 up(&(pAd->mlme_semaphore)); \ 594 up(&(pAd->mlme_semaphore)); \
593} 595}
594 596
595#define RTUSBCMDUp(pAd) \ 597#define RTUSBCMDUp(pAd) \
596{ \ 598{ \
597 POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie; \ 599 POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie; \
598 BUG_ON(pObj->RTUSBCmdThr_task == NULL); \ 600 CHECK_PID_LEGALITY(pObj->RTUSBCmdThr_pid) \
599 CHECK_PID_LEGALITY(task_pid(pObj->RTUSBCmdThr_task)) \
600 up(&(pAd->RTUSBCmd_semaphore)); \ 601 up(&(pAd->RTUSBCmd_semaphore)); \
601} 602}
602#endif 603#endif
diff --git a/drivers/staging/rtl8192su/ieee80211.h b/drivers/staging/rtl8192su/ieee80211.h
index 0edb09a536f9..ea9739318037 100644
--- a/drivers/staging/rtl8192su/ieee80211.h
+++ b/drivers/staging/rtl8192su/ieee80211.h
@@ -2645,7 +2645,7 @@ extern int ieee80211_encrypt_fragment(
2645 struct sk_buff *frag, 2645 struct sk_buff *frag,
2646 int hdr_len); 2646 int hdr_len);
2647 2647
2648extern int ieee80211_xmit(struct sk_buff *skb, 2648extern int rtl8192_ieee80211_xmit(struct sk_buff *skb,
2649 struct net_device *dev); 2649 struct net_device *dev);
2650extern void ieee80211_txb_free(struct ieee80211_txb *); 2650extern void ieee80211_txb_free(struct ieee80211_txb *);
2651 2651
diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211.h b/drivers/staging/rtl8192su/ieee80211/ieee80211.h
index 720bfcbfadc1..5e3a2cbed2b1 100644
--- a/drivers/staging/rtl8192su/ieee80211/ieee80211.h
+++ b/drivers/staging/rtl8192su/ieee80211/ieee80211.h
@@ -2645,7 +2645,7 @@ extern int ieee80211_encrypt_fragment(
2645 struct sk_buff *frag, 2645 struct sk_buff *frag,
2646 int hdr_len); 2646 int hdr_len);
2647 2647
2648extern int ieee80211_xmit(struct sk_buff *skb, 2648extern int rtl8192_ieee80211_xmit(struct sk_buff *skb,
2649 struct net_device *dev); 2649 struct net_device *dev);
2650extern void ieee80211_txb_free(struct ieee80211_txb *); 2650extern void ieee80211_txb_free(struct ieee80211_txb *);
2651 2651
diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_tx.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_tx.c
index 7294572b990f..cba12b84be5c 100644
--- a/drivers/staging/rtl8192su/ieee80211/ieee80211_tx.c
+++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_tx.c
@@ -618,7 +618,7 @@ void ieee80211_query_seqnum(struct ieee80211_device*ieee, struct sk_buff* skb, u
618 } 618 }
619} 619}
620 620
621int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) 621int rtl8192_ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
622{ 622{
623#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)) 623#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0))
624 struct ieee80211_device *ieee = netdev_priv(dev); 624 struct ieee80211_device *ieee = netdev_priv(dev);
@@ -943,5 +943,6 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
943 return 1; 943 return 1;
944 944
945} 945}
946EXPORT_SYMBOL(rtl8192_ieee80211_xmit);
946 947
947EXPORT_SYMBOL(ieee80211_txb_free); 948EXPORT_SYMBOL(ieee80211_txb_free);
diff --git a/drivers/staging/rtl8192su/r8192U_core.c b/drivers/staging/rtl8192su/r8192U_core.c
index 4ab250743e81..70f81a8f1291 100644
--- a/drivers/staging/rtl8192su/r8192U_core.c
+++ b/drivers/staging/rtl8192su/r8192U_core.c
@@ -12142,7 +12142,7 @@ static const struct net_device_ops rtl8192_netdev_ops = {
12142 .ndo_set_mac_address = r8192_set_mac_adr, 12142 .ndo_set_mac_address = r8192_set_mac_adr,
12143 .ndo_validate_addr = eth_validate_addr, 12143 .ndo_validate_addr = eth_validate_addr,
12144 .ndo_change_mtu = eth_change_mtu, 12144 .ndo_change_mtu = eth_change_mtu,
12145 .ndo_start_xmit = ieee80211_xmit, 12145 .ndo_start_xmit = rtl8192_ieee80211_xmit,
12146}; 12146};
12147 12147
12148#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0) 12148#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index dc84daee6bc4..72a2b9c28e9f 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -265,10 +265,6 @@ static int caching_kthread(void *data)
265 265
266 atomic_inc(&block_group->space_info->caching_threads); 266 atomic_inc(&block_group->space_info->caching_threads);
267 last = max_t(u64, block_group->key.objectid, BTRFS_SUPER_INFO_OFFSET); 267 last = max_t(u64, block_group->key.objectid, BTRFS_SUPER_INFO_OFFSET);
268again:
269 /* need to make sure the commit_root doesn't disappear */
270 down_read(&fs_info->extent_commit_sem);
271
272 /* 268 /*
273 * We don't want to deadlock with somebody trying to allocate a new 269 * We don't want to deadlock with somebody trying to allocate a new
274 * extent for the extent root while also trying to search the extent 270 * extent for the extent root while also trying to search the extent
@@ -282,6 +278,10 @@ again:
282 key.objectid = last; 278 key.objectid = last;
283 key.offset = 0; 279 key.offset = 0;
284 btrfs_set_key_type(&key, BTRFS_EXTENT_ITEM_KEY); 280 btrfs_set_key_type(&key, BTRFS_EXTENT_ITEM_KEY);
281again:
282 /* need to make sure the commit_root doesn't disappear */
283 down_read(&fs_info->extent_commit_sem);
284
285 ret = btrfs_search_slot(NULL, fs_info->extent_root, &key, path, 0, 0); 285 ret = btrfs_search_slot(NULL, fs_info->extent_root, &key, path, 0, 0);
286 if (ret < 0) 286 if (ret < 0)
287 goto err; 287 goto err;
@@ -304,6 +304,19 @@ again:
304 304
305 if (need_resched() || 305 if (need_resched() ||
306 btrfs_transaction_in_commit(fs_info)) { 306 btrfs_transaction_in_commit(fs_info)) {
307 leaf = path->nodes[0];
308
309 /* this shouldn't happen, but if the
310 * leaf is empty just move on.
311 */
312 if (btrfs_header_nritems(leaf) == 0)
313 break;
314 /*
315 * we need to copy the key out so that
316 * we are sure the next search advances
317 * us forward in the btree.
318 */
319 btrfs_item_key_to_cpu(leaf, &key, 0);
307 btrfs_release_path(fs_info->extent_root, path); 320 btrfs_release_path(fs_info->extent_root, path);
308 up_read(&fs_info->extent_commit_sem); 321 up_read(&fs_info->extent_commit_sem);
309 schedule_timeout(1); 322 schedule_timeout(1);
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index af99b78b288e..5edcee3a617f 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -414,11 +414,29 @@ static noinline int remove_from_bitmap(struct btrfs_block_group_cache *block_gro
414 u64 *offset, u64 *bytes) 414 u64 *offset, u64 *bytes)
415{ 415{
416 u64 end; 416 u64 end;
417 u64 search_start, search_bytes;
418 int ret;
417 419
418again: 420again:
419 end = bitmap_info->offset + 421 end = bitmap_info->offset +
420 (u64)(BITS_PER_BITMAP * block_group->sectorsize) - 1; 422 (u64)(BITS_PER_BITMAP * block_group->sectorsize) - 1;
421 423
424 /*
425 * XXX - this can go away after a few releases.
426 *
427 * since the only user of btrfs_remove_free_space is the tree logging
428 * stuff, and the only way to test that is under crash conditions, we
429 * want to have this debug stuff here just in case somethings not
430 * working. Search the bitmap for the space we are trying to use to
431 * make sure its actually there. If its not there then we need to stop
432 * because something has gone wrong.
433 */
434 search_start = *offset;
435 search_bytes = *bytes;
436 ret = search_bitmap(block_group, bitmap_info, &search_start,
437 &search_bytes);
438 BUG_ON(ret < 0 || search_start != *offset);
439
422 if (*offset > bitmap_info->offset && *offset + *bytes > end) { 440 if (*offset > bitmap_info->offset && *offset + *bytes > end) {
423 bitmap_clear_bits(block_group, bitmap_info, *offset, 441 bitmap_clear_bits(block_group, bitmap_info, *offset,
424 end - *offset + 1); 442 end - *offset + 1);
@@ -430,6 +448,7 @@ again:
430 } 448 }
431 449
432 if (*bytes) { 450 if (*bytes) {
451 struct rb_node *next = rb_next(&bitmap_info->offset_index);
433 if (!bitmap_info->bytes) { 452 if (!bitmap_info->bytes) {
434 unlink_free_space(block_group, bitmap_info); 453 unlink_free_space(block_group, bitmap_info);
435 kfree(bitmap_info->bitmap); 454 kfree(bitmap_info->bitmap);
@@ -438,16 +457,36 @@ again:
438 recalculate_thresholds(block_group); 457 recalculate_thresholds(block_group);
439 } 458 }
440 459
441 bitmap_info = tree_search_offset(block_group, 460 /*
442 offset_to_bitmap(block_group, 461 * no entry after this bitmap, but we still have bytes to
443 *offset), 462 * remove, so something has gone wrong.
444 1, 0); 463 */
445 if (!bitmap_info) 464 if (!next)
446 return -EINVAL; 465 return -EINVAL;
447 466
467 bitmap_info = rb_entry(next, struct btrfs_free_space,
468 offset_index);
469
470 /*
471 * if the next entry isn't a bitmap we need to return to let the
472 * extent stuff do its work.
473 */
448 if (!bitmap_info->bitmap) 474 if (!bitmap_info->bitmap)
449 return -EAGAIN; 475 return -EAGAIN;
450 476
477 /*
478 * Ok the next item is a bitmap, but it may not actually hold
479 * the information for the rest of this free space stuff, so
480 * look for it, and if we don't find it return so we can try
481 * everything over again.
482 */
483 search_start = *offset;
484 search_bytes = *bytes;
485 ret = search_bitmap(block_group, bitmap_info, &search_start,
486 &search_bytes);
487 if (ret < 0 || search_start != *offset)
488 return -EAGAIN;
489
451 goto again; 490 goto again;
452 } else if (!bitmap_info->bytes) { 491 } else if (!bitmap_info->bytes) {
453 unlink_free_space(block_group, bitmap_info); 492 unlink_free_space(block_group, bitmap_info);
@@ -644,8 +683,17 @@ int btrfs_remove_free_space(struct btrfs_block_group_cache *block_group,
644again: 683again:
645 info = tree_search_offset(block_group, offset, 0, 0); 684 info = tree_search_offset(block_group, offset, 0, 0);
646 if (!info) { 685 if (!info) {
647 WARN_ON(1); 686 /*
648 goto out_lock; 687 * oops didn't find an extent that matched the space we wanted
688 * to remove, look for a bitmap instead
689 */
690 info = tree_search_offset(block_group,
691 offset_to_bitmap(block_group, offset),
692 1, 0);
693 if (!info) {
694 WARN_ON(1);
695 goto out_lock;
696 }
649 } 697 }
650 698
651 if (info->bytes < bytes && rb_next(&info->offset_index)) { 699 if (info->bytes < bytes && rb_next(&info->offset_index)) {
@@ -957,8 +1005,15 @@ static u64 btrfs_alloc_from_bitmap(struct btrfs_block_group_cache *block_group,
957 if (cluster->block_group != block_group) 1005 if (cluster->block_group != block_group)
958 goto out; 1006 goto out;
959 1007
960 entry = tree_search_offset(block_group, search_start, 0, 0); 1008 /*
961 1009 * search_start is the beginning of the bitmap, but at some point it may
1010 * be a good idea to point to the actual start of the free area in the
1011 * bitmap, so do the offset_to_bitmap trick anyway, and set bitmap_only
1012 * to 1 to make sure we get the bitmap entry
1013 */
1014 entry = tree_search_offset(block_group,
1015 offset_to_bitmap(block_group, search_start),
1016 1, 0);
962 if (!entry || !entry->bitmap) 1017 if (!entry || !entry->bitmap)
963 goto out; 1018 goto out;
964 1019
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 56fe83fa60c4..272b9b2bea86 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4785,8 +4785,7 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
4785 * and the replacement file is large. Start IO on it now so 4785 * and the replacement file is large. Start IO on it now so
4786 * we don't add too much work to the end of the transaction 4786 * we don't add too much work to the end of the transaction
4787 */ 4787 */
4788 if (new_inode && old_inode && S_ISREG(old_inode->i_mode) && 4788 if (new_inode && S_ISREG(old_inode->i_mode) && new_inode->i_size &&
4789 new_inode->i_size &&
4790 old_inode->i_size > BTRFS_ORDERED_OPERATIONS_FLUSH_LIMIT) 4789 old_inode->i_size > BTRFS_ORDERED_OPERATIONS_FLUSH_LIMIT)
4791 filemap_flush(old_inode->i_mapping); 4790 filemap_flush(old_inode->i_mapping);
4792 4791
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index e71264d1c2c9..c04f7f212602 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -2553,8 +2553,13 @@ int relocate_inode_pages(struct inode *inode, u64 start, u64 len)
2553 last_index = (start + len - 1) >> PAGE_CACHE_SHIFT; 2553 last_index = (start + len - 1) >> PAGE_CACHE_SHIFT;
2554 2554
2555 /* make sure the dirty trick played by the caller work */ 2555 /* make sure the dirty trick played by the caller work */
2556 ret = invalidate_inode_pages2_range(inode->i_mapping, 2556 while (1) {
2557 first_index, last_index); 2557 ret = invalidate_inode_pages2_range(inode->i_mapping,
2558 first_index, last_index);
2559 if (ret != -EBUSY)
2560 break;
2561 schedule_timeout(HZ/10);
2562 }
2558 if (ret) 2563 if (ret)
2559 goto out_unlock; 2564 goto out_unlock;
2560 2565
diff --git a/fs/btrfs/zlib.c b/fs/btrfs/zlib.c
index ecfbce836d32..3e2b90eaa239 100644
--- a/fs/btrfs/zlib.c
+++ b/fs/btrfs/zlib.c
@@ -208,7 +208,7 @@ int btrfs_zlib_compress_pages(struct address_space *mapping,
208 *total_in = 0; 208 *total_in = 0;
209 209
210 workspace = find_zlib_workspace(); 210 workspace = find_zlib_workspace();
211 if (!workspace) 211 if (IS_ERR(workspace))
212 return -1; 212 return -1;
213 213
214 if (Z_OK != zlib_deflateInit(&workspace->def_strm, 3)) { 214 if (Z_OK != zlib_deflateInit(&workspace->def_strm, 3)) {
@@ -366,7 +366,7 @@ int btrfs_zlib_decompress_biovec(struct page **pages_in,
366 char *kaddr; 366 char *kaddr;
367 367
368 workspace = find_zlib_workspace(); 368 workspace = find_zlib_workspace();
369 if (!workspace) 369 if (IS_ERR(workspace))
370 return -ENOMEM; 370 return -ENOMEM;
371 371
372 data_in = kmap(pages_in[page_in_index]); 372 data_in = kmap(pages_in[page_in_index]);
@@ -547,7 +547,7 @@ int btrfs_zlib_decompress(unsigned char *data_in,
547 return -ENOMEM; 547 return -ENOMEM;
548 548
549 workspace = find_zlib_workspace(); 549 workspace = find_zlib_workspace();
550 if (!workspace) 550 if (IS_ERR(workspace))
551 return -ENOMEM; 551 return -ENOMEM;
552 552
553 workspace->inf_strm.next_in = data_in; 553 workspace->inf_strm.next_in = data_in;
diff --git a/fs/inode.c b/fs/inode.c
index 901bad1e5f12..ae7b67e48661 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -120,12 +120,11 @@ static void wake_up_inode(struct inode *inode)
120 * These are initializations that need to be done on every inode 120 * These are initializations that need to be done on every inode
121 * allocation as the fields are not initialised by slab allocation. 121 * allocation as the fields are not initialised by slab allocation.
122 */ 122 */
123struct inode *inode_init_always(struct super_block *sb, struct inode *inode) 123int inode_init_always(struct super_block *sb, struct inode *inode)
124{ 124{
125 static const struct address_space_operations empty_aops; 125 static const struct address_space_operations empty_aops;
126 static struct inode_operations empty_iops; 126 static struct inode_operations empty_iops;
127 static const struct file_operations empty_fops; 127 static const struct file_operations empty_fops;
128
129 struct address_space *const mapping = &inode->i_data; 128 struct address_space *const mapping = &inode->i_data;
130 129
131 inode->i_sb = sb; 130 inode->i_sb = sb;
@@ -152,7 +151,7 @@ struct inode *inode_init_always(struct super_block *sb, struct inode *inode)
152 inode->dirtied_when = 0; 151 inode->dirtied_when = 0;
153 152
154 if (security_inode_alloc(inode)) 153 if (security_inode_alloc(inode))
155 goto out_free_inode; 154 goto out;
156 155
157 /* allocate and initialize an i_integrity */ 156 /* allocate and initialize an i_integrity */
158 if (ima_inode_alloc(inode)) 157 if (ima_inode_alloc(inode))
@@ -198,16 +197,12 @@ struct inode *inode_init_always(struct super_block *sb, struct inode *inode)
198 inode->i_fsnotify_mask = 0; 197 inode->i_fsnotify_mask = 0;
199#endif 198#endif
200 199
201 return inode; 200 return 0;
202 201
203out_free_security: 202out_free_security:
204 security_inode_free(inode); 203 security_inode_free(inode);
205out_free_inode: 204out:
206 if (inode->i_sb->s_op->destroy_inode) 205 return -ENOMEM;
207 inode->i_sb->s_op->destroy_inode(inode);
208 else
209 kmem_cache_free(inode_cachep, (inode));
210 return NULL;
211} 206}
212EXPORT_SYMBOL(inode_init_always); 207EXPORT_SYMBOL(inode_init_always);
213 208
@@ -220,12 +215,21 @@ static struct inode *alloc_inode(struct super_block *sb)
220 else 215 else
221 inode = kmem_cache_alloc(inode_cachep, GFP_KERNEL); 216 inode = kmem_cache_alloc(inode_cachep, GFP_KERNEL);
222 217
223 if (inode) 218 if (!inode)
224 return inode_init_always(sb, inode); 219 return NULL;
225 return NULL; 220
221 if (unlikely(inode_init_always(sb, inode))) {
222 if (inode->i_sb->s_op->destroy_inode)
223 inode->i_sb->s_op->destroy_inode(inode);
224 else
225 kmem_cache_free(inode_cachep, inode);
226 return NULL;
227 }
228
229 return inode;
226} 230}
227 231
228void destroy_inode(struct inode *inode) 232void __destroy_inode(struct inode *inode)
229{ 233{
230 BUG_ON(inode_has_buffers(inode)); 234 BUG_ON(inode_has_buffers(inode));
231 ima_inode_free(inode); 235 ima_inode_free(inode);
@@ -237,13 +241,17 @@ void destroy_inode(struct inode *inode)
237 if (inode->i_default_acl && inode->i_default_acl != ACL_NOT_CACHED) 241 if (inode->i_default_acl && inode->i_default_acl != ACL_NOT_CACHED)
238 posix_acl_release(inode->i_default_acl); 242 posix_acl_release(inode->i_default_acl);
239#endif 243#endif
244}
245EXPORT_SYMBOL(__destroy_inode);
246
247void destroy_inode(struct inode *inode)
248{
249 __destroy_inode(inode);
240 if (inode->i_sb->s_op->destroy_inode) 250 if (inode->i_sb->s_op->destroy_inode)
241 inode->i_sb->s_op->destroy_inode(inode); 251 inode->i_sb->s_op->destroy_inode(inode);
242 else 252 else
243 kmem_cache_free(inode_cachep, (inode)); 253 kmem_cache_free(inode_cachep, (inode));
244} 254}
245EXPORT_SYMBOL(destroy_inode);
246
247 255
248/* 256/*
249 * These are initializations that only need to be done 257 * These are initializations that only need to be done
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index 5fcec6f020a7..34ec86923f7e 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -64,6 +64,10 @@ xfs_inode_alloc(
64 ip = kmem_zone_alloc(xfs_inode_zone, KM_SLEEP); 64 ip = kmem_zone_alloc(xfs_inode_zone, KM_SLEEP);
65 if (!ip) 65 if (!ip)
66 return NULL; 66 return NULL;
67 if (inode_init_always(mp->m_super, VFS_I(ip))) {
68 kmem_zone_free(xfs_inode_zone, ip);
69 return NULL;
70 }
67 71
68 ASSERT(atomic_read(&ip->i_iocount) == 0); 72 ASSERT(atomic_read(&ip->i_iocount) == 0);
69 ASSERT(atomic_read(&ip->i_pincount) == 0); 73 ASSERT(atomic_read(&ip->i_pincount) == 0);
@@ -105,17 +109,6 @@ xfs_inode_alloc(
105#ifdef XFS_DIR2_TRACE 109#ifdef XFS_DIR2_TRACE
106 ip->i_dir_trace = ktrace_alloc(XFS_DIR2_KTRACE_SIZE, KM_NOFS); 110 ip->i_dir_trace = ktrace_alloc(XFS_DIR2_KTRACE_SIZE, KM_NOFS);
107#endif 111#endif
108 /*
109 * Now initialise the VFS inode. We do this after the xfs_inode
110 * initialisation as internal failures will result in ->destroy_inode
111 * being called and that will pass down through the reclaim path and
112 * free the XFS inode. This path requires the XFS inode to already be
113 * initialised. Hence if this call fails, the xfs_inode has already
114 * been freed and we should not reference it at all in the error
115 * handling.
116 */
117 if (!inode_init_always(mp->m_super, VFS_I(ip)))
118 return NULL;
119 112
120 /* prevent anyone from using this yet */ 113 /* prevent anyone from using this yet */
121 VFS_I(ip)->i_state = I_NEW|I_LOCK; 114 VFS_I(ip)->i_state = I_NEW|I_LOCK;
@@ -123,6 +116,71 @@ xfs_inode_alloc(
123 return ip; 116 return ip;
124} 117}
125 118
119STATIC void
120xfs_inode_free(
121 struct xfs_inode *ip)
122{
123 switch (ip->i_d.di_mode & S_IFMT) {
124 case S_IFREG:
125 case S_IFDIR:
126 case S_IFLNK:
127 xfs_idestroy_fork(ip, XFS_DATA_FORK);
128 break;
129 }
130
131 if (ip->i_afp)
132 xfs_idestroy_fork(ip, XFS_ATTR_FORK);
133
134#ifdef XFS_INODE_TRACE
135 ktrace_free(ip->i_trace);
136#endif
137#ifdef XFS_BMAP_TRACE
138 ktrace_free(ip->i_xtrace);
139#endif
140#ifdef XFS_BTREE_TRACE
141 ktrace_free(ip->i_btrace);
142#endif
143#ifdef XFS_RW_TRACE
144 ktrace_free(ip->i_rwtrace);
145#endif
146#ifdef XFS_ILOCK_TRACE
147 ktrace_free(ip->i_lock_trace);
148#endif
149#ifdef XFS_DIR2_TRACE
150 ktrace_free(ip->i_dir_trace);
151#endif
152
153 if (ip->i_itemp) {
154 /*
155 * Only if we are shutting down the fs will we see an
156 * inode still in the AIL. If it is there, we should remove
157 * it to prevent a use-after-free from occurring.
158 */
159 xfs_log_item_t *lip = &ip->i_itemp->ili_item;
160 struct xfs_ail *ailp = lip->li_ailp;
161
162 ASSERT(((lip->li_flags & XFS_LI_IN_AIL) == 0) ||
163 XFS_FORCED_SHUTDOWN(ip->i_mount));
164 if (lip->li_flags & XFS_LI_IN_AIL) {
165 spin_lock(&ailp->xa_lock);
166 if (lip->li_flags & XFS_LI_IN_AIL)
167 xfs_trans_ail_delete(ailp, lip);
168 else
169 spin_unlock(&ailp->xa_lock);
170 }
171 xfs_inode_item_destroy(ip);
172 ip->i_itemp = NULL;
173 }
174
175 /* asserts to verify all state is correct here */
176 ASSERT(atomic_read(&ip->i_iocount) == 0);
177 ASSERT(atomic_read(&ip->i_pincount) == 0);
178 ASSERT(!spin_is_locked(&ip->i_flags_lock));
179 ASSERT(completion_done(&ip->i_flush));
180
181 kmem_zone_free(xfs_inode_zone, ip);
182}
183
126/* 184/*
127 * Check the validity of the inode we just found it the cache 185 * Check the validity of the inode we just found it the cache
128 */ 186 */
@@ -167,7 +225,7 @@ xfs_iget_cache_hit(
167 * errors cleanly, then tag it so it can be set up correctly 225 * errors cleanly, then tag it so it can be set up correctly
168 * later. 226 * later.
169 */ 227 */
170 if (!inode_init_always(mp->m_super, VFS_I(ip))) { 228 if (inode_init_always(mp->m_super, VFS_I(ip))) {
171 error = ENOMEM; 229 error = ENOMEM;
172 goto out_error; 230 goto out_error;
173 } 231 }
@@ -299,7 +357,8 @@ out_preload_end:
299 if (lock_flags) 357 if (lock_flags)
300 xfs_iunlock(ip, lock_flags); 358 xfs_iunlock(ip, lock_flags);
301out_destroy: 359out_destroy:
302 xfs_destroy_inode(ip); 360 __destroy_inode(VFS_I(ip));
361 xfs_inode_free(ip);
303 return error; 362 return error;
304} 363}
305 364
@@ -504,62 +563,7 @@ xfs_ireclaim(
504 xfs_qm_dqdetach(ip); 563 xfs_qm_dqdetach(ip);
505 xfs_iunlock(ip, XFS_ILOCK_EXCL | XFS_IOLOCK_EXCL); 564 xfs_iunlock(ip, XFS_ILOCK_EXCL | XFS_IOLOCK_EXCL);
506 565
507 switch (ip->i_d.di_mode & S_IFMT) { 566 xfs_inode_free(ip);
508 case S_IFREG:
509 case S_IFDIR:
510 case S_IFLNK:
511 xfs_idestroy_fork(ip, XFS_DATA_FORK);
512 break;
513 }
514
515 if (ip->i_afp)
516 xfs_idestroy_fork(ip, XFS_ATTR_FORK);
517
518#ifdef XFS_INODE_TRACE
519 ktrace_free(ip->i_trace);
520#endif
521#ifdef XFS_BMAP_TRACE
522 ktrace_free(ip->i_xtrace);
523#endif
524#ifdef XFS_BTREE_TRACE
525 ktrace_free(ip->i_btrace);
526#endif
527#ifdef XFS_RW_TRACE
528 ktrace_free(ip->i_rwtrace);
529#endif
530#ifdef XFS_ILOCK_TRACE
531 ktrace_free(ip->i_lock_trace);
532#endif
533#ifdef XFS_DIR2_TRACE
534 ktrace_free(ip->i_dir_trace);
535#endif
536 if (ip->i_itemp) {
537 /*
538 * Only if we are shutting down the fs will we see an
539 * inode still in the AIL. If it is there, we should remove
540 * it to prevent a use-after-free from occurring.
541 */
542 xfs_log_item_t *lip = &ip->i_itemp->ili_item;
543 struct xfs_ail *ailp = lip->li_ailp;
544
545 ASSERT(((lip->li_flags & XFS_LI_IN_AIL) == 0) ||
546 XFS_FORCED_SHUTDOWN(ip->i_mount));
547 if (lip->li_flags & XFS_LI_IN_AIL) {
548 spin_lock(&ailp->xa_lock);
549 if (lip->li_flags & XFS_LI_IN_AIL)
550 xfs_trans_ail_delete(ailp, lip);
551 else
552 spin_unlock(&ailp->xa_lock);
553 }
554 xfs_inode_item_destroy(ip);
555 ip->i_itemp = NULL;
556 }
557 /* asserts to verify all state is correct here */
558 ASSERT(atomic_read(&ip->i_iocount) == 0);
559 ASSERT(atomic_read(&ip->i_pincount) == 0);
560 ASSERT(!spin_is_locked(&ip->i_flags_lock));
561 ASSERT(completion_done(&ip->i_flush));
562 kmem_zone_free(xfs_inode_zone, ip);
563} 567}
564 568
565/* 569/*
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index 1804f866a71d..65f24a3cc992 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -310,23 +310,6 @@ static inline struct inode *VFS_I(struct xfs_inode *ip)
310} 310}
311 311
312/* 312/*
313 * Get rid of a partially initialized inode.
314 *
315 * We have to go through destroy_inode to make sure allocations
316 * from init_inode_always like the security data are undone.
317 *
318 * We mark the inode bad so that it takes the short cut in
319 * the reclaim path instead of going through the flush path
320 * which doesn't make sense for an inode that has never seen the
321 * light of day.
322 */
323static inline void xfs_destroy_inode(struct xfs_inode *ip)
324{
325 make_bad_inode(VFS_I(ip));
326 return destroy_inode(VFS_I(ip));
327}
328
329/*
330 * i_flags helper functions 313 * i_flags helper functions
331 */ 314 */
332static inline void 315static inline void
diff --git a/include/linux/fs.h b/include/linux/fs.h
index a36ffa5a77a4..67888a9e0655 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2137,7 +2137,7 @@ extern loff_t default_llseek(struct file *file, loff_t offset, int origin);
2137 2137
2138extern loff_t vfs_llseek(struct file *file, loff_t offset, int origin); 2138extern loff_t vfs_llseek(struct file *file, loff_t offset, int origin);
2139 2139
2140extern struct inode * inode_init_always(struct super_block *, struct inode *); 2140extern int inode_init_always(struct super_block *, struct inode *);
2141extern void inode_init_once(struct inode *); 2141extern void inode_init_once(struct inode *);
2142extern void inode_add_to_lists(struct super_block *, struct inode *); 2142extern void inode_add_to_lists(struct super_block *, struct inode *);
2143extern void iput(struct inode *); 2143extern void iput(struct inode *);
@@ -2164,6 +2164,7 @@ extern void __iget(struct inode * inode);
2164extern void iget_failed(struct inode *); 2164extern void iget_failed(struct inode *);
2165extern void clear_inode(struct inode *); 2165extern void clear_inode(struct inode *);
2166extern void destroy_inode(struct inode *); 2166extern void destroy_inode(struct inode *);
2167extern void __destroy_inode(struct inode *);
2167extern struct inode *new_inode(struct super_block *); 2168extern struct inode *new_inode(struct super_block *);
2168extern int should_remove_suid(struct dentry *); 2169extern int should_remove_suid(struct dentry *);
2169extern int file_remove_suid(struct file *); 2170extern int file_remove_suid(struct file *);
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-22 06:47:08 -0500