linux-kernel - Re: [PATCH 1/3] mmc: sdhci-esdhc-imx: disable card detect wake for S32G based platforms

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Message-ID: <CAPDyKFoHmvZLogUY=-WXM2G+g1h=fbaakySHCJh7MSaFMYuCXw@mail.gmail.com>
Date: Thu, 11 Jul 2024 17:55:31 +0200
From: Ulf Hansson <ulf.hansson@...aro.org>
To: Ciprian Marian Costea <ciprianmarian.costea@....nxp.com>
Cc: Adrian Hunter <adrian.hunter@...el.com>, Haibo Chen <haibo.chen@....com>, 
	Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>, 
	Pengutronix Kernel Team <kernel@...gutronix.de>, Fabio Estevam <festevam@...il.com>, linux-kernel@...r.kernel.org, 
	linux-mmc@...r.kernel.org, imx@...ts.linux.dev, 
	linux-arm-kernel@...ts.infradead.org, s32@....com
Subject: Re: [PATCH 1/3] mmc: sdhci-esdhc-imx: disable card detect wake for
 S32G based platforms

On Thu, 11 Jul 2024 at 16:26, Ciprian Marian Costea
<ciprianmarian.costea@....nxp.com> wrote:
>
> On 7/10/2024 3:34 PM, Adrian Hunter wrote:
> > On 8/07/24 15:10, Ciprian Costea wrote:
> >> In case of S32G based platforms, GPIO CD used for card detect
> >> wake mechanism is not available.
> >>
> >> For this scenario the newly introduced flag
> >> 'ESDHC_FLAG_SKIP_CD_WAKE' is used.
> >>
> >> Signed-off-by: Ciprian Costea <ciprianmarian.costea@....nxp.com>
> >
> > Should have:
> >
> >   - put the patch set version number (v2) in the subject e.g.
> >     [PATCH v2 1/3] mmc: sdhci-esdhc-imx: disable card detect wake for S32G based platforms
> >
> >   - added Haibo Chen's Reviewed-by tag
> >
> > Anyway:
> >
> > Acked-by: Adrian Hunter <adrian.hunter@...el.com>
> >
>
> Hello Adrian,
>
> Sorry for bothering you with this question, but should I send a new
> patchset adding the new version or what is the process after this step ?
> For example, should I send this patchset again with V3 adding all the
> ACKs & Reviewed-by tags to each commit from the patchset ?

No need to send a new version this time, I can add Haibo's tag when
applying. Although I prefer an ack from him for patch3 before I merge
this.

Kind regards
Uffe

>
> Best Regards,
> Ciprian
>
> >
> >> ---
> >>   drivers/mmc/host/sdhci-esdhc-imx.c | 8 ++++++--
> >>   1 file changed, 6 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
> >> index 40a6e2f8145a..21d984a77be8 100644
> >> --- a/drivers/mmc/host/sdhci-esdhc-imx.c
> >> +++ b/drivers/mmc/host/sdhci-esdhc-imx.c
> >> @@ -201,6 +201,9 @@
> >>   /* ERR004536 is not applicable for the IP  */
> >>   #define ESDHC_FLAG_SKIP_ERR004536  BIT(17)
> >>
> >> +/* The IP does not have GPIO CD wake capabilities */
> >> +#define ESDHC_FLAG_SKIP_CD_WAKE             BIT(18)
> >> +
> >>   enum wp_types {
> >>      ESDHC_WP_NONE,          /* no WP, neither controller nor gpio */
> >>      ESDHC_WP_CONTROLLER,    /* mmc controller internal WP */
> >> @@ -298,7 +301,7 @@ static struct esdhc_soc_data usdhc_s32g2_data = {
> >>      .flags = ESDHC_FLAG_USDHC | ESDHC_FLAG_MAN_TUNING
> >>                      | ESDHC_FLAG_HAVE_CAP1 | ESDHC_FLAG_HS200
> >>                      | ESDHC_FLAG_HS400 | ESDHC_FLAG_HS400_ES
> >> -                    | ESDHC_FLAG_SKIP_ERR004536,
> >> +                    | ESDHC_FLAG_SKIP_ERR004536 | ESDHC_FLAG_SKIP_CD_WAKE,
> >>   };
> >>
> >>   static struct esdhc_soc_data usdhc_imx7ulp_data = {
> >> @@ -1726,7 +1729,8 @@ static int sdhci_esdhc_imx_probe(struct platform_device *pdev)
> >>              host->mmc->caps |= MMC_CAP_1_8V_DDR | MMC_CAP_3_3V_DDR;
> >>
> >>              /* GPIO CD can be set as a wakeup source */
> >> -            host->mmc->caps |= MMC_CAP_CD_WAKE;
> >> +            if (!(imx_data->socdata->flags & ESDHC_FLAG_SKIP_CD_WAKE))
> >> +                    host->mmc->caps |= MMC_CAP_CD_WAKE;
> >>
> >>              if (!(imx_data->socdata->flags & ESDHC_FLAG_HS200))
> >>                      host->quirks2 |= SDHCI_QUIRK2_BROKEN_HS200;
> >
>