The burstsz field in msdc_dma is set to a constant value and later
only used two times, using the constant directly in that places allows
to remove the field and improves readability.
Signed-off-by: Christian Lütke-Stetzkamp <christ...@lkamp.de>
---
drivers/staging/mt7621-mmc/mt6575_sd.h | 1 -
drivers/staging/mt7621-mmc/sd.c | 7 ++++---
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/mt7621-mmc/mt6575_sd.h
b/drivers/staging/mt7621-mmc/mt6575_sd.h
index f6daaf69bcab..6a08b2651e70 100644
--- a/drivers/staging/mt7621-mmc/mt6575_sd.h
+++ b/drivers/staging/mt7621-mmc/mt6575_sd.h
@@ -909,7 +909,6 @@ struct msdc_dma {
struct scatterlist *sg; /* I/O scatter list */
struct scatterlist_ex *esg; /* extended I/O scatter list */
u8 mode; /* dma mode */
- u8 burstsz; /* burst size */
u8 intr; /* dma done interrupt */
u8 padding; /* padding */
u32 cmd; /* enhanced mode command */
diff --git a/drivers/staging/mt7621-mmc/sd.c b/drivers/staging/mt7621-mmc/sd.c
index 357c10551773..5f5dda038f5c 100644
--- a/drivers/staging/mt7621-mmc/sd.c
+++ b/drivers/staging/mt7621-mmc/sd.c
@@ -1338,7 +1338,8 @@ static int msdc_dma_config(struct msdc_host *host, struct
msdc_dma *dma)
else
sdr_write32((volatile u32 *)(RALINK_MSDC_BASE + 0xa8),
sg_dma_len(sg));
//#endif
- sdr_set_field(MSDC_DMA_CTRL, MSDC_DMA_CTRL_BRUSTSZ,
dma->burstsz);
+ sdr_set_field(MSDC_DMA_CTRL, MSDC_DMA_CTRL_BRUSTSZ,
+ MSDC_BRUST_64B);
sdr_set_field(MSDC_DMA_CTRL, MSDC_DMA_CTRL_MODE, 0);
break;
case MSDC_MODE_DMA_DESC:
@@ -1377,7 +1378,8 @@ static int msdc_dma_config(struct msdc_host *host, struct
msdc_dma *dma)
dma->used_bd += bdlen;
sdr_set_field(MSDC_DMA_CFG, MSDC_DMA_CFG_DECSEN, chksum);
- sdr_set_field(MSDC_DMA_CTRL, MSDC_DMA_CTRL_BRUSTSZ,
dma->burstsz);
+ sdr_set_field(MSDC_DMA_CTRL, MSDC_DMA_CTRL_BRUSTSZ,
+ MSDC_BRUST_64B);
sdr_set_field(MSDC_DMA_CTRL, MSDC_DMA_CTRL_MODE, 1);
sdr_write32(MSDC_DMA_SA, PHYSADDR((u32)dma->gpd_addr));
@@ -1404,7 +1406,6 @@ static void msdc_dma_setup(struct msdc_host *host, struct
msdc_dma *dma,
//dma->flags = DMA_FLAG_NONE; /* CHECKME */
dma->sglen = sglen;
dma->xfersz = host->xfer_size;
- dma->burstsz = MSDC_BRUST_64B;
if (sglen == 1 && sg_dma_len(sg) <= MAX_DMA_CNT)
dma->mode = MSDC_MODE_DMA_BASIC;
--
2.16.1
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