From: Sowjanya Komatineni <skomatineni@nvidia.com>
To: <adrian.hunter@intel.com>, <ulf.hansson@linaro.org>,
<linux-mmc@vger.kernel.org>
Cc: <thierry.reding@gmail.com>, <jonathanh@nvidia.com>,
<linux-tegra@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
"Sowjanya Komatineni" <skomatineni@nvidia.com>
Subject: [PATCH V1] mmc: sdhci: Fix sdhci_do_enable_v4_mode
Date: Thu, 13 Dec 2018 12:34:06 -0800 [thread overview]
Message-ID: <1544733246-11678-1-git-send-email-skomatineni@nvidia.com> (raw)
V4_MODE is Bit-15 of SDHCI_HOST_CONTROL2 register.
Need to perform word access to this register.
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
---
drivers/mmc/host/sdhci.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 99bdae53fa2e..fde984d10619 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -127,12 +127,12 @@ static void sdhci_do_enable_v4_mode(struct sdhci_host *host)
{
u16 ctrl2;
- ctrl2 = sdhci_readb(host, SDHCI_HOST_CONTROL2);
+ ctrl2 = sdhci_readw(host, SDHCI_HOST_CONTROL2);
if (ctrl2 & SDHCI_CTRL_V4_MODE)
return;
ctrl2 |= SDHCI_CTRL_V4_MODE;
- sdhci_writeb(host, ctrl2, SDHCI_HOST_CONTROL);
+ sdhci_writew(host, ctrl2, SDHCI_HOST_CONTROL2);
}
/*
--
2.7.4
next reply other threads:[~2018-12-13 20:34 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-13 20:34 Sowjanya Komatineni [this message]
2018-12-14 7:34 ` Adrian Hunter
2018-12-17 8:07 ` Ulf Hansson
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1544733246-11678-1-git-send-email-skomatineni@nvidia.com \
--to=skomatineni@nvidia.com \
--cc=adrian.hunter@intel.com \
--cc=jonathanh@nvidia.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mmc@vger.kernel.org \
--cc=linux-tegra@vger.kernel.org \
--cc=thierry.reding@gmail.com \
--cc=ulf.hansson@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®