The msdc_dma_dump function is disabled by a preprocessor macro, was
only used in the msdc_dma_setup function. The code also contains no
information about the device, it only dumps some memory for debug.
Signed-off-by: Christian Lütke-Stetzkamp <christ...@lkamp.de>
---
drivers/staging/mt7621-mmc/sd.c | 61 -----------------------------------------
1 file changed, 61 deletions(-)
diff --git a/drivers/staging/mt7621-mmc/sd.c b/drivers/staging/mt7621-mmc/sd.c
index 5f5dda038f5c..ad1b8f38f11d 100644
--- a/drivers/staging/mt7621-mmc/sd.c
+++ b/drivers/staging/mt7621-mmc/sd.c
@@ -1246,63 +1246,6 @@ static void msdc_dma_stop(struct msdc_host *host)
N_MSG(DMA, "DMA stop");
}
-#if 0 /* --- by chhung */
-/* dump a gpd list */
-static void msdc_dma_dump(struct msdc_host *host, struct msdc_dma *dma)
-{
- struct gpd *gpd = dma->gpd;
- struct bd *bd = dma->bd;
- struct bd *ptr;
- int i = 0;
- int p_to_v;
-
- if (dma->mode != MSDC_MODE_DMA_DESC)
- return;
-
- ERR_MSG("try to dump gpd and bd");
-
- /* dump gpd */
- ERR_MSG(".gpd<0x%.8x> gpd_phy<0x%.8x>", (int)gpd, (int)dma->gpd_addr);
- ERR_MSG("...hwo <%d>", gpd->hwo);
- ERR_MSG("...bdp <%d>", gpd->bdp);
- ERR_MSG("...chksum<0x%.8x>", gpd->chksum);
- //ERR_MSG("...intr <0x%.8x>", gpd->intr );
- ERR_MSG("...next <0x%.8x>", (int)gpd->next);
- ERR_MSG("...ptr <0x%.8x>", (int)gpd->ptr);
- ERR_MSG("...buflen<0x%.8x>", gpd->buflen);
- //ERR_MSG("...extlen<0x%.8x>", gpd->extlen );
- //ERR_MSG("...arg <0x%.8x>", gpd->arg );
- //ERR_MSG("...blknum<0x%.8x>", gpd->blknum );
- //ERR_MSG("...cmd <0x%.8x>", gpd->cmd );
-
- /* dump bd */
- ERR_MSG(".bd<0x%.8x> bd_phy<0x%.8x> gpd_ptr<0x%.8x>", (int)bd,
(int)dma->bd_addr, (int)gpd->ptr);
- ptr = bd;
- p_to_v = ((u32)bd - (u32)dma->bd_addr);
- while (1) {
- ERR_MSG(".bd[%d]", i); i++;
- ERR_MSG("...eol <%d>", ptr->eol);
- ERR_MSG("...chksum<0x%.8x>", ptr->chksum);
- //ERR_MSG("...blkpad<0x%.8x>", ptr->blkpad );
- //ERR_MSG("...dwpad <0x%.8x>", ptr->dwpad );
- ERR_MSG("...next <0x%.8x>", (int)ptr->next);
- ERR_MSG("...ptr <0x%.8x>", (int)ptr->ptr);
- ERR_MSG("...buflen<0x%.8x>", (int)ptr->buflen);
-
- if (ptr->eol == 1)
- break;
-
- /* find the next bd, virtual address of ptr->next */
- /* don't need to enable when use malloc */
- //BUG_ON( (ptr->next + p_to_v)!=(ptr+1) );
- //ERR_MSG(".next bd<0x%.8x><0x%.8x>", (ptr->next + p_to_v),
(ptr+1));
- ptr++;
- }
-
- ERR_MSG("dump gpd and bd finished");
-}
-#endif /* end of --- */
-
/* calc checksum */
static u8 msdc_dma_calcs(u8 *buf, u32 len)
{
@@ -1415,10 +1358,6 @@ static void msdc_dma_setup(struct msdc_host *host,
struct msdc_dma *dma,
N_MSG(DMA, "DMA mode<%d> sglen<%d> xfersz<%d>", dma->mode, dma->sglen,
dma->xfersz);
msdc_dma_config(host, dma);
-
- /*if (dma->mode == MSDC_MODE_DMA_DESC) {
- //msdc_dma_dump(host, dma);
- } */
}
/* set block number before send command */
--
2.16.1
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