Re: [PATCH 3/5] mms: sdhci-esdhc-imx: Fix SDHCI_RESET_ALL for CQHCI

From: Brian Norris
Date: Wed Oct 19 2022 - 17:56:57 EST


Hi,

On Tue, Oct 18, 2022 at 07:22:04AM +0000, Bough Chen wrote:
> > -----Original Message-----
> > From: Brian Norris <briannorris@xxxxxxxxxxxx>
> > --- a/drivers/mmc/host/sdhci-esdhc-imx.c
> > +++ b/drivers/mmc/host/sdhci-esdhc-imx.c
> > @@ -1288,6 +1288,13 @@ static void esdhc_set_uhs_signaling(struct
> > sdhci_host *host, unsigned timing)
> >
> > static void esdhc_reset(struct sdhci_host *host, u8 mask) {
> > + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
> > + struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host);
> > +
> > + if ((host->mmc->caps2 & MMC_CAP2_CQE) && (mask & SDHCI_RESET_ALL)
> > &&
> > + imx_data->socdata->flags & ESDHC_FLAG_CQHCI)
>
> I think we can remove the condition " imx_data->socdata->flags & ESDHC_FLAG_CQHCI" here.
> According to code logic, host->mmc->caps2 & MMC_CAP2_CQE means it already contain imx_data->socdata->flags & ESDHC_FLAG_CQHCI

I don't know why I had this in the first place. Maybe just to be
double-sure that caps flags aren't getting set elsewhere (e.g., by the
core)? But you're right, and I've dropped this in v2.

Thanks,
Brian