aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/plat-omap/dma.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index ad42ec3592e5..f7f571e7987e 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -501,7 +501,8 @@ void omap_set_dma_src_burst_mode(int lch, enum omap_dma_burst_mode burst_mode)
501 burst = 0x2; 501 burst = 0x2;
502 break; 502 break;
503 } 503 }
504 /* not supported by current hardware on OMAP1 504 /*
505 * not supported by current hardware on OMAP1
505 * w |= (0x03 << 7); 506 * w |= (0x03 << 7);
506 * fall through 507 * fall through
507 */ 508 */
@@ -510,7 +511,8 @@ void omap_set_dma_src_burst_mode(int lch, enum omap_dma_burst_mode burst_mode)
510 burst = 0x3; 511 burst = 0x3;
511 break; 512 break;
512 } 513 }
513 /* OMAP1 don't support burst 16 514 /*
515 * OMAP1 don't support burst 16
514 * fall through 516 * fall through
515 */ 517 */
516 default: 518 default:
@@ -604,7 +606,8 @@ void omap_set_dma_dest_burst_mode(int lch, enum omap_dma_burst_mode burst_mode)
604 burst = 0x3; 606 burst = 0x3;
605 break; 607 break;
606 } 608 }
607 /* OMAP1 don't support burst 16 609 /*
610 * OMAP1 don't support burst 16
608 * fall through 611 * fall through
609 */ 612 */
610 default: 613 default:
@@ -1285,8 +1288,10 @@ int omap_request_dma_chain(int dev_id, const char *dev_name,
1285 return -EINVAL; 1288 return -EINVAL;
1286 } 1289 }
1287 1290
1288 /* Allocate a queue to maintain the status of the channels 1291 /*
1289 * in the chain */ 1292 * Allocate a queue to maintain the status of the channels
1293 * in the chain
1294 */
1290 channels = kmalloc(sizeof(*channels) * no_of_chans, GFP_KERNEL); 1295 channels = kmalloc(sizeof(*channels) * no_of_chans, GFP_KERNEL);
1291 if (channels == NULL) { 1296 if (channels == NULL) {
1292 printk(KERN_ERR "omap_dma: No memory for channel queue\n"); 1297 printk(KERN_ERR "omap_dma: No memory for channel queue\n");
@@ -1915,7 +1920,8 @@ static int omap2_dma_handle_ch(int ch)
1915 printk(KERN_INFO "DMA transaction error with device %d\n", 1920 printk(KERN_INFO "DMA transaction error with device %d\n",
1916 dma_chan[ch].dev_id); 1921 dma_chan[ch].dev_id);
1917 if (cpu_class_is_omap2()) { 1922 if (cpu_class_is_omap2()) {
1918 /* Errata: sDMA Channel is not disabled 1923 /*
1924 * Errata: sDMA Channel is not disabled
1919 * after a transaction error. So we explicitely 1925 * after a transaction error. So we explicitely
1920 * disable the channel 1926 * disable the channel
1921 */ 1927 */