Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit f4516eb5 authored by Christian Lütke-Stetzkamp's avatar Christian Lütke-Stetzkamp Committed by Greg Kroah-Hartman
Browse files

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: default avatarChristian Lütke-Stetzkamp <christian@lkamp.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 75744bc7

drivers/staging/mt7621-mmc/sd.c

+0 −61
Original line number Diff line number Diff line
@@ -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 */