* [PATCH] mmc: host: Update card_busy callback info
@ 2021-08-16 15:30 Mårten Lindahl
2021-08-24 14:56 ` Ulf Hansson
0 siblings, 1 reply; 2+ messages in thread
From: Mårten Lindahl @ 2021-08-16 15:30 UTC (permalink / raw)
To: Ulf Hansson; +Cc: kernel, linux-mmc, Mårten Lindahl
According to SD specification checking state of DAT0 only is enough for
polling card busy signal. Header file comment says DAT[0:3]. Fix this.
Signed-off-by: Mårten Lindahl <marten.lindahl@axis.com>
---
include/linux/mmc/host.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 0abd47e9ef9b..ff1a251bb0bc 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -153,7 +153,7 @@ struct mmc_host_ops {
int (*start_signal_voltage_switch)(struct mmc_host *host, struct mmc_ios *ios);
- /* Check if the card is pulling dat[0:3] low */
+ /* Check if the card is pulling dat[0] low */
int (*card_busy)(struct mmc_host *host);
/* The tuning command opcode value is different for SD and eMMC cards */
--
2.20.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] mmc: host: Update card_busy callback info
2021-08-16 15:30 [PATCH] mmc: host: Update card_busy callback info Mårten Lindahl
@ 2021-08-24 14:56 ` Ulf Hansson
0 siblings, 0 replies; 2+ messages in thread
From: Ulf Hansson @ 2021-08-24 14:56 UTC (permalink / raw)
To: Mårten Lindahl; +Cc: kernel, linux-mmc
On Mon, 16 Aug 2021 at 17:31, Mårten Lindahl <marten.lindahl@axis.com> wrote:
>
> According to SD specification checking state of DAT0 only is enough for
> polling card busy signal. Header file comment says DAT[0:3]. Fix this.
>
> Signed-off-by: Mårten Lindahl <marten.lindahl@axis.com>
Applied for next, thanks!
Kind regards
Uffe
> ---
> include/linux/mmc/host.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
> index 0abd47e9ef9b..ff1a251bb0bc 100644
> --- a/include/linux/mmc/host.h
> +++ b/include/linux/mmc/host.h
> @@ -153,7 +153,7 @@ struct mmc_host_ops {
>
> int (*start_signal_voltage_switch)(struct mmc_host *host, struct mmc_ios *ios);
>
> - /* Check if the card is pulling dat[0:3] low */
> + /* Check if the card is pulling dat[0] low */
> int (*card_busy)(struct mmc_host *host);
>
> /* The tuning command opcode value is different for SD and eMMC cards */
> --
> 2.20.1
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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