From: "Seunghwan Baek" <sh8267.baek@samsung.com>
To: "'Ulf Hansson'" <ulf.hansson@linaro.org>
Cc: <linux-kernel@vger.kernel.org>, <linux-mmc@vger.kernel.org>,
<ritesh.list@gmail.com>, <grant.jung@samsung.com>,
<jt77.jang@samsung.com>, <junwoo80.lee@samsung.com>,
<dh0421.hwang@samsung.com>, <jangsub.yi@samsung.com>,
<sh043.lee@samsung.com>, <cw9316.lee@samsung.com>,
<wkon.kim@samsung.com>
Subject: RE: [PATCH] mmc : fix for check cqe halt.
Date: Mon, 26 Aug 2024 14:39:17 +0900 [thread overview]
Message-ID: <012401daf77a$4af8efb0$e0eacf10$@samsung.com> (raw)
In-Reply-To: <CAPDyKFpSf8GZppkqJCs1r990QXDJMHWHAbVXS2XoffCLQdgSug@mail.gmail.com>
> >
> > To check if mmc cqe is in halt state, need to check set/clear of
> > CQHCI_HALT bit. At this time, we need to check with &, not &&.
> > Therefore, code to check whether cqe is in halt state is modified to
> > cqhci_halted, which has already been implemented.
> >
> > Signed-off-by: Seunghwan Baek <sh8267.baek@samsung.com>
>
> Hi Seunghwan,
>
> Please re-post to include some additional and needed maintainers.
> ./scripts/get_maintainer.pl drivers/mmc/host/cqhci-core.c should give you
> the needed information.
>
> Kind regards
> Uffe
Okay. I will send v2 patch.
Thanks.
>
> > ---
> > drivers/mmc/host/cqhci-core.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/mmc/host/cqhci-core.c
> > b/drivers/mmc/host/cqhci-core.c index c14d7251d0bb..3d5bcb92c78e
> > 100644
> > --- a/drivers/mmc/host/cqhci-core.c
> > +++ b/drivers/mmc/host/cqhci-core.c
> > @@ -282,7 +282,7 @@ static void __cqhci_enable(struct cqhci_host
> > *cq_host)
> >
> > cqhci_writel(cq_host, cqcfg, CQHCI_CFG);
> >
> > - if (cqhci_readl(cq_host, CQHCI_CTL) & CQHCI_HALT)
> > + if (cqhci_halted(cq_host))
> > cqhci_writel(cq_host, 0, CQHCI_CTL);
> >
> > mmc->cqe_on = true;
> > @@ -617,7 +617,7 @@ static int cqhci_request(struct mmc_host *mmc,
> struct mmc_request *mrq)
> > cqhci_writel(cq_host, 0, CQHCI_CTL);
> > mmc->cqe_on = true;
> > pr_debug("%s: cqhci: CQE on\n", mmc_hostname(mmc));
> > - if (cqhci_readl(cq_host, CQHCI_CTL) && CQHCI_HALT) {
> > + if (cqhci_halted(cq_host)) {
> > pr_err("%s: cqhci: CQE failed to exit halt state\n",
> > mmc_hostname(mmc));
> > }
> > --
> > 2.17.1
> >
next prev parent reply other threads:[~2024-08-26 5:39 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20240823071040epcas1p1309967537fb6286a9e67a38e598ce104@epcas1p1.samsung.com>
2024-08-23 7:10 ` [PATCH] mmc : fix for check cqe halt Seunghwan Baek
2024-08-23 7:22 ` Dragan Simic
2024-08-23 7:23 ` Dragan Simic
2024-08-23 11:00 ` Ulf Hansson
2024-08-26 5:39 ` Seunghwan Baek [this message]
2024-08-26 11:35 ` kernel test robot
2024-08-26 11:46 ` kernel test robot
[not found] <CGME20240828042653epcas1p1952b6cee9484b53d86727dd0e041a0b5@epcas1p1.samsung.com>
2024-08-28 4:26 ` Seunghwan Baek
2024-08-28 4:57 ` Ritesh Harjani
2024-08-28 6:41 ` Ritesh Harjani
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