diff options
Diffstat (limited to 'arch/arm/mach-imx/dma.c')
-rw-r--r-- | arch/arm/mach-imx/dma.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/mach-imx/dma.c b/arch/arm/mach-imx/dma.c index 6d50d85a618c..bc6fb02d213b 100644 --- a/arch/arm/mach-imx/dma.c +++ b/arch/arm/mach-imx/dma.c | |||
@@ -131,7 +131,7 @@ imx_dma_setup_sg_base(imx_dmach_t dma_ch, | |||
131 | * The function setups DMA channel source and destination addresses for transfer | 131 | * The function setups DMA channel source and destination addresses for transfer |
132 | * specified by provided parameters. The scatter-gather emulation is disabled, | 132 | * specified by provided parameters. The scatter-gather emulation is disabled, |
133 | * because linear data block | 133 | * because linear data block |
134 | * form the physical address range is transfered. | 134 | * form the physical address range is transferred. |
135 | * Return value: if incorrect parameters are provided -%EINVAL. | 135 | * Return value: if incorrect parameters are provided -%EINVAL. |
136 | * Zero indicates success. | 136 | * Zero indicates success. |
137 | */ | 137 | */ |
@@ -192,7 +192,7 @@ imx_dma_setup_single(imx_dmach_t dma_ch, dma_addr_t dma_address, | |||
192 | * @dmamode: DMA transfer mode, %DMA_MODE_READ from the device to the memory | 192 | * @dmamode: DMA transfer mode, %DMA_MODE_READ from the device to the memory |
193 | * or %DMA_MODE_WRITE from memory to the device | 193 | * or %DMA_MODE_WRITE from memory to the device |
194 | * | 194 | * |
195 | * The function setups DMA channel state and registers to be ready for transfer | 195 | * The function sets up DMA channel state and registers to be ready for transfer |
196 | * specified by provided parameters. The scatter-gather emulation is set up | 196 | * specified by provided parameters. The scatter-gather emulation is set up |
197 | * according to the parameters. | 197 | * according to the parameters. |
198 | * | 198 | * |
@@ -212,7 +212,7 @@ imx_dma_setup_single(imx_dmach_t dma_ch, dma_addr_t dma_address, | |||
212 | * | 212 | * |
213 | * %CCR_SMOD_LINEAR | %CCR_SSIZ_32 | %CCR_DMOD_FIFO | %CCR_DSIZ_x | 213 | * %CCR_SMOD_LINEAR | %CCR_SSIZ_32 | %CCR_DMOD_FIFO | %CCR_DSIZ_x |
214 | * | 214 | * |
215 | * Be carefull there and do not mistakenly mix source and target device | 215 | * Be careful here and do not mistakenly mix source and target device |
216 | * port sizes constants, they are really different: | 216 | * port sizes constants, they are really different: |
217 | * %CCR_SSIZ_8, %CCR_SSIZ_16, %CCR_SSIZ_32, | 217 | * %CCR_SSIZ_8, %CCR_SSIZ_16, %CCR_SSIZ_32, |
218 | * %CCR_DSIZ_8, %CCR_DSIZ_16, %CCR_DSIZ_32 | 218 | * %CCR_DSIZ_8, %CCR_DSIZ_16, %CCR_DSIZ_32 |
@@ -495,7 +495,7 @@ static irqreturn_t dma_err_handler(int irq, void *dev_id) | |||
495 | /* | 495 | /* |
496 | * The cleaning of @sg field would be questionable | 496 | * The cleaning of @sg field would be questionable |
497 | * there, because its value can help to compute | 497 | * there, because its value can help to compute |
498 | * remaining/transfered bytes count in the handler | 498 | * remaining/transferred bytes count in the handler |
499 | */ | 499 | */ |
500 | /*imx_dma_channels[i].sg = NULL;*/ | 500 | /*imx_dma_channels[i].sg = NULL;*/ |
501 | 501 | ||