diff mbox

[1/5] mmc: core: don't try to switch block size for dual rate mode

Message ID 1474422233-29355-2-git-send-email-shawn.lin@rock-chips.com (mailing list archive)
State New, archived
Headers show

Commit Message

Shawn Lin Sept. 21, 2016, 1:43 a.m. UTC 
From: Ziyuan Xu <xzy.xu@rock-chips.com>

Per spec, block size should always be 512 bytes for dual rate mode,
so any attempts to switch the block size under dual rate mode should
be neglected.

Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>

---

 drivers/mmc/core/core.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Comments

Ulf Hansson Sept. 22, 2016, 9:40 a.m. UTC | #1 
On 21 September 2016 at 03:43, Shawn Lin <shawn.lin@rock-chips.com> wrote:
> From: Ziyuan Xu <xzy.xu@rock-chips.com>
>
> Per spec, block size should always be 512 bytes for dual rate mode,
> so any attempts to switch the block size under dual rate mode should
> be neglected.
>
> Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
> Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>

Thanks, applied for next!

Kind regards
Uffe

>
> ---
>
>  drivers/mmc/core/core.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
> index f0ed0af..2553d90 100644
> --- a/drivers/mmc/core/core.c
> +++ b/drivers/mmc/core/core.c
> @@ -2576,7 +2576,8 @@ int mmc_set_blocklen(struct mmc_card *card, unsigned int blocklen)
>  {
>         struct mmc_command cmd = {0};
>
> -       if (mmc_card_blockaddr(card) || mmc_card_ddr52(card))
> +       if (mmc_card_blockaddr(card) || mmc_card_ddr52(card) ||
> +           mmc_card_hs400(card) || mmc_card_hs400es(card))
>                 return 0;
>
>         cmd.opcode = MMC_SET_BLOCKLEN;
> --
> 2.3.7
>
>
diff mbox

Patch

diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index f0ed0af..2553d90 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -2576,7 +2576,8 @@  int mmc_set_blocklen(struct mmc_card *card, unsigned int blocklen)
 {
 	struct mmc_command cmd = {0};
 
-	if (mmc_card_blockaddr(card) || mmc_card_ddr52(card))
+	if (mmc_card_blockaddr(card) || mmc_card_ddr52(card) ||
+	    mmc_card_hs400(card) || mmc_card_hs400es(card))
 		return 0;
 
 	cmd.opcode = MMC_SET_BLOCKLEN;