summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorJaehoon Chung <jh80.chung@samsung.com>2016-07-15 10:54:50 +0900
committerUlf Hansson <ulf.hansson@linaro.org>2016-07-25 10:34:50 +0200
commit6024e16654c1e1a2475e848d735963d05a12dba9 (patch)
tree6b91dcd9309e43fc305d705faf339fdb41ba4eac
parent6ae3e537eab9f560b516b001eb89f0cd568bdced (diff)
downloadop-kernel-dev-6024e16654c1e1a2475e848d735963d05a12dba9.zip
op-kernel-dev-6024e16654c1e1a2475e848d735963d05a12dba9.tar.gz
mmc: dw_mmc: set to MMC_CAP_ERASE by default
This flag needs to use the trim/discard/erase commands. dwmmc controller enables this flag by default. Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com> Reviewed-by: Shawn Lin <shawn.lin@rock-chips.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
-rw-r--r--drivers/mmc/host/dw_mmc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 2dfdc58..32380d5 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2604,6 +2604,12 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id)
if (host->pdata->caps)
mmc->caps = host->pdata->caps;
+ /*
+ * Support MMC_CAP_ERASE by default.
+ * It needs to use trim/discard/erase commands.
+ */
+ mmc->caps |= MMC_CAP_ERASE;
+
if (host->pdata->pm_caps)
mmc->pm_caps = host->pdata->pm_caps;
OpenPOWER on IntegriCloud