staging: mt7621-mmc: Remove unused function msdc_dma_dump

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 <christian@lkamp.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/mt7621-mmc/sd.c b/drivers/staging/mt7621-mmc/sd.c
index db3abc5dad47872ca37866d2e5770e30d8bb194b..e25aeede7059f4a3369d27bb868b99733af1fb84 100644 (file)
--- 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 */