aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/mtd/chips
diff options
context:
space:
mode:
authorWolfram Sang <w.sang@pengutronix.de>2010-10-16 08:56:22 -0400
committerDavid Woodhouse <David.Woodhouse@intel.com>2010-10-24 20:14:19 -0400
commitd031c22643ce5f0f92eb06735498f63b7bc3e447 (patch)
treec6dd26ad6c249d9df1b23b2429c7c2af15d03722 /drivers/mtd/chips
parentedb44b9b9cbff71f6aa9bebc384ee1896c8bfc2c (diff)
mtd: cfi_cmdset_0002: code cleanups
- remove disabled code (hasn't been touched since the beginning of git and should be reimplemented if really needed) - convert remaining c++-comments to plain c-style Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Acked-by: Guillaume LECERF <glecerf@gmail.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/chips')
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0002.c47
1 files changed, 8 insertions, 39 deletions
diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
index 3e6c47bdce5..19344763fc5 100644
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -317,14 +317,14 @@ static void fixup_s29gl032n_sectors(struct mtd_info *mtd, void *param)
317 317
318/* Used to fix CFI-Tables of chips without Extended Query Tables */ 318/* Used to fix CFI-Tables of chips without Extended Query Tables */
319static struct cfi_fixup cfi_nopri_fixup_table[] = { 319static struct cfi_fixup cfi_nopri_fixup_table[] = {
320 { CFI_MFR_SST, 0x234A, fixup_sst39vf, NULL, }, // SST39VF1602 320 { CFI_MFR_SST, 0x234A, fixup_sst39vf, NULL, }, /* SST39VF1602 */
321 { CFI_MFR_SST, 0x234B, fixup_sst39vf, NULL, }, // SST39VF1601 321 { CFI_MFR_SST, 0x234B, fixup_sst39vf, NULL, }, /* SST39VF1601 */
322 { CFI_MFR_SST, 0x235A, fixup_sst39vf, NULL, }, // SST39VF3202 322 { CFI_MFR_SST, 0x235A, fixup_sst39vf, NULL, }, /* SST39VF3202 */
323 { CFI_MFR_SST, 0x235B, fixup_sst39vf, NULL, }, // SST39VF3201 323 { CFI_MFR_SST, 0x235B, fixup_sst39vf, NULL, }, /* SST39VF3201 */
324 { CFI_MFR_SST, 0x235C, fixup_sst39vf_rev_b, NULL, }, // SST39VF3202B 324 { CFI_MFR_SST, 0x235C, fixup_sst39vf_rev_b, NULL, }, /* SST39VF3202B */
325 { CFI_MFR_SST, 0x235D, fixup_sst39vf_rev_b, NULL, }, // SST39VF3201B 325 { CFI_MFR_SST, 0x235D, fixup_sst39vf_rev_b, NULL, }, /* SST39VF3201B */
326 { CFI_MFR_SST, 0x236C, fixup_sst39vf_rev_b, NULL, }, // SST39VF6402B 326 { CFI_MFR_SST, 0x236C, fixup_sst39vf_rev_b, NULL, }, /* SST39VF6402B */
327 { CFI_MFR_SST, 0x236D, fixup_sst39vf_rev_b, NULL, }, // SST39VF6401B 327 { CFI_MFR_SST, 0x236D, fixup_sst39vf_rev_b, NULL, }, /* SST39VF6401B */
328 { 0, 0, NULL, NULL } 328 { 0, 0, NULL, NULL }
329}; 329};
330 330
@@ -545,15 +545,6 @@ static struct mtd_info *cfi_amdstd_setup(struct mtd_info *mtd)
545 printk(KERN_WARNING "Sum of regions (%lx) != total size of set of interleaved chips (%lx)\n", offset, devsize); 545 printk(KERN_WARNING "Sum of regions (%lx) != total size of set of interleaved chips (%lx)\n", offset, devsize);
546 goto setup_err; 546 goto setup_err;
547 } 547 }
548#if 0
549 // debug
550 for (i=0; i<mtd->numeraseregions;i++){
551 printk("%d: offset=0x%x,size=0x%x,blocks=%d\n",
552 i,mtd->eraseregions[i].offset,
553 mtd->eraseregions[i].erasesize,
554 mtd->eraseregions[i].numblocks);
555 }
556#endif
557 548
558 __module_get(THIS_MODULE); 549 __module_get(THIS_MODULE);
559 register_reboot_notifier(&mtd->reboot_notifier); 550 register_reboot_notifier(&mtd->reboot_notifier);
@@ -1025,9 +1016,6 @@ static inline int do_read_secsi_onechip(struct map_info *map, struct flchip *chi
1025 mutex_lock(&chip->mutex); 1016 mutex_lock(&chip->mutex);
1026 1017
1027 if (chip->state != FL_READY){ 1018 if (chip->state != FL_READY){
1028#if 0
1029 printk(KERN_DEBUG "Waiting for chip to read, status = %d\n", chip->state);
1030#endif
1031 set_current_state(TASK_UNINTERRUPTIBLE); 1019 set_current_state(TASK_UNINTERRUPTIBLE);
1032 add_wait_queue(&chip->wq, &wait); 1020 add_wait_queue(&chip->wq, &wait);
1033 1021
@@ -1035,10 +1023,6 @@ static inline int do_read_secsi_onechip(struct map_info *map, struct flchip *chi
1035 1023
1036 schedule(); 1024 schedule();
1037 remove_wait_queue(&chip->wq, &wait); 1025 remove_wait_queue(&chip->wq, &wait);
1038#if 0
1039 if(signal_pending(current))
1040 return -EINTR;
1041#endif
1042 timeo = jiffies + HZ; 1026 timeo = jiffies + HZ;
1043 1027
1044 goto retry; 1028 goto retry;
@@ -1246,9 +1230,6 @@ static int cfi_amdstd_write_words(struct mtd_info *mtd, loff_t to, size_t len,
1246 mutex_lock(&cfi->chips[chipnum].mutex); 1230 mutex_lock(&cfi->chips[chipnum].mutex);
1247 1231
1248 if (cfi->chips[chipnum].state != FL_READY) { 1232 if (cfi->chips[chipnum].state != FL_READY) {
1249#if 0
1250 printk(KERN_DEBUG "Waiting for chip to write, status = %d\n", cfi->chips[chipnum].state);
1251#endif
1252 set_current_state(TASK_UNINTERRUPTIBLE); 1233 set_current_state(TASK_UNINTERRUPTIBLE);
1253 add_wait_queue(&cfi->chips[chipnum].wq, &wait); 1234 add_wait_queue(&cfi->chips[chipnum].wq, &wait);
1254 1235
@@ -1256,10 +1237,6 @@ static int cfi_amdstd_write_words(struct mtd_info *mtd, loff_t to, size_t len,
1256 1237
1257 schedule(); 1238 schedule();
1258 remove_wait_queue(&cfi->chips[chipnum].wq, &wait); 1239 remove_wait_queue(&cfi->chips[chipnum].wq, &wait);
1259#if 0
1260 if(signal_pending(current))
1261 return -EINTR;
1262#endif
1263 goto retry; 1240 goto retry;
1264 } 1241 }
1265 1242
@@ -1324,9 +1301,6 @@ static int cfi_amdstd_write_words(struct mtd_info *mtd, loff_t to, size_t len,
1324 mutex_lock(&cfi->chips[chipnum].mutex); 1301 mutex_lock(&cfi->chips[chipnum].mutex);
1325 1302
1326 if (cfi->chips[chipnum].state != FL_READY) { 1303 if (cfi->chips[chipnum].state != FL_READY) {
1327#if 0
1328 printk(KERN_DEBUG "Waiting for chip to write, status = %d\n", cfi->chips[chipnum].state);
1329#endif
1330 set_current_state(TASK_UNINTERRUPTIBLE); 1304 set_current_state(TASK_UNINTERRUPTIBLE);
1331 add_wait_queue(&cfi->chips[chipnum].wq, &wait); 1305 add_wait_queue(&cfi->chips[chipnum].wq, &wait);
1332 1306
@@ -1334,10 +1308,6 @@ static int cfi_amdstd_write_words(struct mtd_info *mtd, loff_t to, size_t len,
1334 1308
1335 schedule(); 1309 schedule();
1336 remove_wait_queue(&cfi->chips[chipnum].wq, &wait); 1310 remove_wait_queue(&cfi->chips[chipnum].wq, &wait);
1337#if 0
1338 if(signal_pending(current))
1339 return -EINTR;
1340#endif
1341 goto retry1; 1311 goto retry1;
1342 } 1312 }
1343 1313
@@ -1396,7 +1366,6 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip,
1396 1366
1397 cfi_send_gen_cmd(0xAA, cfi->addr_unlock1, chip->start, map, cfi, cfi->device_type, NULL); 1367 cfi_send_gen_cmd(0xAA, cfi->addr_unlock1, chip->start, map, cfi, cfi->device_type, NULL);
1398 cfi_send_gen_cmd(0x55, cfi->addr_unlock2, chip->start, map, cfi, cfi->device_type, NULL); 1368 cfi_send_gen_cmd(0x55, cfi->addr_unlock2, chip->start, map, cfi, cfi->device_type, NULL);
1399 //cfi_send_gen_cmd(0xA0, cfi->addr_unlock1, chip->start, map, cfi, cfi->device_type, NULL);
1400 1369
1401 /* Write Buffer Load */ 1370 /* Write Buffer Load */
1402 map_write(map, CMD(0x25), cmd_adr); 1371 map_write(map, CMD(0x25), cmd_adr);