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authorJames Morris <jmorris@namei.org>2009-03-23 19:52:46 -0400
committerJames Morris <jmorris@namei.org>2009-03-23 19:52:46 -0400
commit703a3cd72817e99201cef84a8a7aecc60b2b3581 (patch)
tree3e943755178ff410694722bb031f523136fbc432 /drivers/char
parentdf7f54c012b92ec93d56b68547351dcdf8a163d3 (diff)
parent8e0ee43bc2c3e19db56a4adaa9a9b04ce885cd84 (diff)
Merge branch 'master' into next
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/agp/amd64-agp.c13
-rw-r--r--drivers/char/agp/intel-agp.c8
-rw-r--r--drivers/char/agp/parisc-agp.c23
-rw-r--r--drivers/char/hvcs.c9
-rw-r--r--drivers/char/hvsi.c1
-rw-r--r--drivers/char/scc.h2
-rw-r--r--drivers/char/sx.c5
-rw-r--r--drivers/char/tpm/tpm_infineon.c4
8 files changed, 31 insertions, 34 deletions
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 52f4361eb6e4..d765afda9c2a 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -271,15 +271,15 @@ static __devinit int fix_northbridge(struct pci_dev *nb, struct pci_dev *agp,
271 nb_order = (nb_order >> 1) & 7; 271 nb_order = (nb_order >> 1) & 7;
272 pci_read_config_dword(nb, AMD64_GARTAPERTUREBASE, &nb_base); 272 pci_read_config_dword(nb, AMD64_GARTAPERTUREBASE, &nb_base);
273 nb_aper = nb_base << 25; 273 nb_aper = nb_base << 25;
274 if (agp_aperture_valid(nb_aper, (32*1024*1024)<<nb_order)) {
275 return 0;
276 }
277 274
278 /* Northbridge seems to contain crap. Try the AGP bridge. */ 275 /* Northbridge seems to contain crap. Try the AGP bridge. */
279 276
280 pci_read_config_word(agp, cap+0x14, &apsize); 277 pci_read_config_word(agp, cap+0x14, &apsize);
281 if (apsize == 0xffff) 278 if (apsize == 0xffff) {
279 if (agp_aperture_valid(nb_aper, (32*1024*1024)<<nb_order))
280 return 0;
282 return -1; 281 return -1;
282 }
283 283
284 apsize &= 0xfff; 284 apsize &= 0xfff;
285 /* Some BIOS use weird encodings not in the AGPv3 table. */ 285 /* Some BIOS use weird encodings not in the AGPv3 table. */
@@ -301,6 +301,11 @@ static __devinit int fix_northbridge(struct pci_dev *nb, struct pci_dev *agp,
301 order = nb_order; 301 order = nb_order;
302 } 302 }
303 303
304 if (nb_order >= order) {
305 if (agp_aperture_valid(nb_aper, (32*1024*1024)<<nb_order))
306 return 0;
307 }
308
304 dev_info(&agp->dev, "aperture from AGP @ %Lx size %u MB\n", 309 dev_info(&agp->dev, "aperture from AGP @ %Lx size %u MB\n",
305 aper, 32 << order); 310 aper, 32 << order);
306 if (order < 0 || !agp_aperture_valid(aper, (32*1024*1024)<<order)) 311 if (order < 0 || !agp_aperture_valid(aper, (32*1024*1024)<<order))
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index c7714185f831..4373adb2119a 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -633,13 +633,15 @@ static void intel_i830_init_gtt_entries(void)
633 break; 633 break;
634 } 634 }
635 } 635 }
636 if (gtt_entries > 0) 636 if (gtt_entries > 0) {
637 dev_info(&agp_bridge->dev->dev, "detected %dK %s memory\n", 637 dev_info(&agp_bridge->dev->dev, "detected %dK %s memory\n",
638 gtt_entries / KB(1), local ? "local" : "stolen"); 638 gtt_entries / KB(1), local ? "local" : "stolen");
639 else 639 gtt_entries /= KB(4);
640 } else {
640 dev_info(&agp_bridge->dev->dev, 641 dev_info(&agp_bridge->dev->dev,
641 "no pre-allocated video memory detected\n"); 642 "no pre-allocated video memory detected\n");
642 gtt_entries /= KB(4); 643 gtt_entries = 0;
644 }
643 645
644 intel_private.gtt_entries = gtt_entries; 646 intel_private.gtt_entries = gtt_entries;
645} 647}
diff --git a/drivers/char/agp/parisc-agp.c b/drivers/char/agp/parisc-agp.c
index db60539bf67a..699e3422ad93 100644
--- a/drivers/char/agp/parisc-agp.c
+++ b/drivers/char/agp/parisc-agp.c
@@ -359,9 +359,16 @@ fail:
359 return error; 359 return error;
360} 360}
361 361
362static struct device *next_device(struct klist_iter *i) { 362static int
363 struct klist_node * n = klist_next(i); 363find_quicksilver(struct device *dev, void *data)
364 return n ? container_of(n, struct device, knode_parent) : NULL; 364{
365 struct parisc_device **lba = data;
366 struct parisc_device *padev = to_parisc_device(dev);
367
368 if (IS_QUICKSILVER(padev))
369 *lba = padev;
370
371 return 0;
365} 372}
366 373
367static int 374static int
@@ -372,8 +379,6 @@ parisc_agp_init(void)
372 int err = -1; 379 int err = -1;
373 struct parisc_device *sba = NULL, *lba = NULL; 380 struct parisc_device *sba = NULL, *lba = NULL;
374 struct lba_device *lbadev = NULL; 381 struct lba_device *lbadev = NULL;
375 struct device *dev = NULL;
376 struct klist_iter i;
377 382
378 if (!sba_list) 383 if (!sba_list)
379 goto out; 384 goto out;
@@ -386,13 +391,7 @@ parisc_agp_init(void)
386 } 391 }
387 392
388 /* Now search our Pluto for our precious AGP device... */ 393 /* Now search our Pluto for our precious AGP device... */
389 klist_iter_init(&sba->dev.klist_children, &i); 394 device_for_each_child(&sba->dev, &lba, find_quicksilver);
390 while ((dev = next_device(&i))) {
391 struct parisc_device *padev = to_parisc_device(dev);
392 if (IS_QUICKSILVER(padev))
393 lba = padev;
394 }
395 klist_iter_exit(&i);
396 395
397 if (!lba) { 396 if (!lba) {
398 printk(KERN_INFO DRVPFX "No AGP devices found.\n"); 397 printk(KERN_INFO DRVPFX "No AGP devices found.\n");
diff --git a/drivers/char/hvcs.c b/drivers/char/hvcs.c
index 6e6eb445d374..c76bccf5354d 100644
--- a/drivers/char/hvcs.c
+++ b/drivers/char/hvcs.c
@@ -1139,15 +1139,6 @@ static int hvcs_open(struct tty_struct *tty, struct file *filp)
1139 hvcsd->tty = tty; 1139 hvcsd->tty = tty;
1140 tty->driver_data = hvcsd; 1140 tty->driver_data = hvcsd;
1141 1141
1142 /*
1143 * Set this driver to low latency so that we actually have a chance at
1144 * catching a throttled TTY after we flip_buffer_push. Otherwise the
1145 * flush_to_async may not execute until after the kernel_thread has
1146 * yielded and resumed the next flip_buffer_push resulting in data
1147 * loss.
1148 */
1149 tty->low_latency = 1;
1150
1151 memset(&hvcsd->buffer[0], 0x00, HVCS_BUFF_LEN); 1142 memset(&hvcsd->buffer[0], 0x00, HVCS_BUFF_LEN);
1152 1143
1153 /* 1144 /*
diff --git a/drivers/char/hvsi.c b/drivers/char/hvsi.c
index 406f8742a260..2989056a9e39 100644
--- a/drivers/char/hvsi.c
+++ b/drivers/char/hvsi.c
@@ -810,7 +810,6 @@ static int hvsi_open(struct tty_struct *tty, struct file *filp)
810 hp = &hvsi_ports[line]; 810 hp = &hvsi_ports[line];
811 811
812 tty->driver_data = hp; 812 tty->driver_data = hp;
813 tty->low_latency = 1; /* avoid throttle/tty_flip_buffer_push race */
814 813
815 mb(); 814 mb();
816 if (hp->state == HVSI_FSP_DIED) 815 if (hp->state == HVSI_FSP_DIED)
diff --git a/drivers/char/scc.h b/drivers/char/scc.h
index 93998f5baff5..341b1142bea8 100644
--- a/drivers/char/scc.h
+++ b/drivers/char/scc.h
@@ -387,7 +387,7 @@ struct scc_port {
387/* The SCC needs 3.5 PCLK cycles recovery time between to register 387/* The SCC needs 3.5 PCLK cycles recovery time between to register
388 * accesses. PCLK runs with 8 MHz on an Atari, so this delay is 3.5 * 388 * accesses. PCLK runs with 8 MHz on an Atari, so this delay is 3.5 *
389 * 125 ns = 437.5 ns. This is too short for udelay(). 389 * 125 ns = 437.5 ns. This is too short for udelay().
390 * 10/16/95: A tstb mfp.par_dt_reg takes 600ns (sure?) and thus should be 390 * 10/16/95: A tstb st_mfp.par_dt_reg takes 600ns (sure?) and thus should be
391 * quite right 391 * quite right
392 */ 392 */
393 393
diff --git a/drivers/char/sx.c b/drivers/char/sx.c
index f146e90404fa..518f2a25d91e 100644
--- a/drivers/char/sx.c
+++ b/drivers/char/sx.c
@@ -1746,9 +1746,10 @@ static long sx_fw_ioctl(struct file *filp, unsigned int cmd,
1746 sx_dprintk(SX_DEBUG_FIRMWARE, "returning type= %ld\n", rc); 1746 sx_dprintk(SX_DEBUG_FIRMWARE, "returning type= %ld\n", rc);
1747 break; 1747 break;
1748 case SXIO_DO_RAMTEST: 1748 case SXIO_DO_RAMTEST:
1749 if (sx_initialized) /* Already initialized: better not ramtest the board. */ 1749 if (sx_initialized) { /* Already initialized: better not ramtest the board. */
1750 rc = -EPERM; 1750 rc = -EPERM;
1751 break; 1751 break;
1752 }
1752 if (IS_SX_BOARD(board)) { 1753 if (IS_SX_BOARD(board)) {
1753 rc = do_memtest(board, 0, 0x7000); 1754 rc = do_memtest(board, 0, 0x7000);
1754 if (!rc) 1755 if (!rc)
@@ -1788,7 +1789,7 @@ static long sx_fw_ioctl(struct file *filp, unsigned int cmd,
1788 nbytes - i : SX_CHUNK_SIZE)) { 1789 nbytes - i : SX_CHUNK_SIZE)) {
1789 kfree(tmp); 1790 kfree(tmp);
1790 rc = -EFAULT; 1791 rc = -EFAULT;
1791 break; 1792 goto out;
1792 } 1793 }
1793 memcpy_toio(board->base2 + offset + i, tmp, 1794 memcpy_toio(board->base2 + offset + i, tmp,
1794 (i + SX_CHUNK_SIZE > nbytes) ? 1795 (i + SX_CHUNK_SIZE > nbytes) ?
diff --git a/drivers/char/tpm/tpm_infineon.c b/drivers/char/tpm/tpm_infineon.c
index 726ee8a0277f..ecba4942fc8e 100644
--- a/drivers/char/tpm/tpm_infineon.c
+++ b/drivers/char/tpm/tpm_infineon.c
@@ -4,7 +4,7 @@
4 * SLD 9630 TT 1.1 and SLB 9635 TT 1.2 Trusted Platform Module 4 * SLD 9630 TT 1.1 and SLB 9635 TT 1.2 Trusted Platform Module
5 * Specifications at www.trustedcomputinggroup.org 5 * Specifications at www.trustedcomputinggroup.org
6 * 6 *
7 * Copyright (C) 2005, Marcel Selhorst <selhorst@crypto.rub.de> 7 * Copyright (C) 2005, Marcel Selhorst <m.selhorst@sirrix.com>
8 * Sirrix AG - security technologies, http://www.sirrix.com and 8 * Sirrix AG - security technologies, http://www.sirrix.com and
9 * Applied Data Security Group, Ruhr-University Bochum, Germany 9 * Applied Data Security Group, Ruhr-University Bochum, Germany
10 * Project-Homepage: http://www.prosec.rub.de/tpm 10 * Project-Homepage: http://www.prosec.rub.de/tpm
@@ -636,7 +636,7 @@ static void __exit cleanup_inf(void)
636module_init(init_inf); 636module_init(init_inf);
637module_exit(cleanup_inf); 637module_exit(cleanup_inf);
638 638
639MODULE_AUTHOR("Marcel Selhorst <selhorst@crypto.rub.de>"); 639MODULE_AUTHOR("Marcel Selhorst <m.selhorst@sirrix.com>");
640MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT 1.1 / SLB 9635 TT 1.2"); 640MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT 1.1 / SLB 9635 TT 1.2");
641MODULE_VERSION("1.9"); 641MODULE_VERSION("1.9");
642MODULE_LICENSE("GPL"); 642MODULE_LICENSE("GPL");