system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-09-22 12:26:27 +00:00
Code Issues Packages Projects Releases Wiki Activity

mmc: use .multi_io_quirk on omap_hsmmc

Browse source 
Now, omap_hsmmc can use .multi_io_quirk callback
instead of MMC_CAP2_NO_MULTI_READ flags.
let's use it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Kuninori Morimoto 2014-09-08 23:44:51 -07:00 committed by Ulf Hansson
parent b7574bad80
commit afd8c29d25
1 changed files with 12 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
drivers/mmc/host/omap_hsmmc.c
View file

@ -1829,7 +1829,17 @@ static int omap_hsmmc_disable_fclk(struct mmc_host *mmc)
return 0;
}
static const struct mmc_host_ops omap_hsmmc_ops = {
static int omap_hsmmc_multi_io_quirk(struct mmc_card *card,
unsigned int direction, int blk_size)
{
/* This controller can't do multiblock reads due to hw bugs */
if (direction == MMC_DATA_READ)
return 1;
return blk_size;
}
static struct mmc_host_ops omap_hsmmc_ops = {
.enable = omap_hsmmc_enable_fclk,
.disable = omap_hsmmc_disable_fclk,
.post_req = omap_hsmmc_post_req,
@ -2101,7 +2111,7 @@ static int omap_hsmmc_probe(struct platform_device *pdev)
if (host->pdata->controller_flags & OMAP_HSMMC_BROKEN_MULTIBLOCK_READ) {
dev_info(&pdev->dev, "multiblock reads disabled due to 35xx erratum 2.1.1.128; MMC read performance may suffer\n");
mmc->caps2 |= MMC_CAP2_NO_MULTI_READ;
omap_hsmmc_ops.multi_io_quirk = omap_hsmmc_multi_io_quirk;
}
pm_runtime_enable(host->dev);