[PATCH] mmc: mediatek: Add MMC_CAP_RUNTIME_RESUME support
From: Chaotian Jing <chaotian.jing@mediatek.com>
Date: 2015-09-22 06:01:12
Also in:
linux-arm-kernel, linux-mmc, lkml
Subsystem:
mediatek mmc/sd/sdio driver, multimedia card (mmc), secure digital (sd) and sdio subsystem, the rest · Maintainers:
Chaotian Jing, Ulf Hansson, Linus Torvalds
Add MMC_CAP_RUNTIME_RESUME support to save resume time Drop unnecessary SDC_ARG write Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com> --- drivers/mmc/host/mtk-sd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 7153500..b2e89d3 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c@@ -729,7 +729,6 @@ static bool msdc_cmd_done(struct msdc_host *host, int events, MSDC_INTEN_RSPCRCERR | MSDC_INTEN_CMDTMO | MSDC_INTEN_ACMDRDY | MSDC_INTEN_ACMDCRCERR | MSDC_INTEN_ACMDTMO); - writel(cmd->arg, host->base + SDC_ARG); if (cmd->flags & MMC_RSP_PRESENT) { if (cmd->flags & MMC_RSP_136) {
@@ -1302,6 +1301,7 @@ static int msdc_drv_probe(struct platform_device *pdev) mmc->f_min = host->src_clk_freq / (4 * 255); mmc->caps |= MMC_CAP_ERASE | MMC_CAP_CMD23; + mmc->caps |= MMC_CAP_RUNTIME_RESUME; /* MMC core transfer sizes tunable parameters */ mmc->max_segs = MAX_BD_NUM; mmc->max_seg_size = BDMA_DESC_BUFLEN;
--
1.8.1.1.dirty