From: Ritesh Harjani <riteshh@codeaurora.org>
To: ulf.hansson@linaro.org, adrian.hunter@intel.com
Cc: linux-mmc@vger.kernel.org, shawn.lin@rock-chips.com,
linux-kernel@vger.kernel.org, stummala@codeaurora.org,
georgi.djakov@linaro.org, linux-arm-msm@vger.kernel.org,
pramod.gurav@linaro.org, jeremymc@redhat.com,
venkatg@codeaurora.org, asutoshd@codeaurora.org,
Ritesh Harjani <riteshh@codeaurora.org>
Subject: [PATCH 1/4] mmc: core: Return from mmc_set_clock if hz is already set to ios.clock
Date: Tue, 20 Dec 2016 11:23:16 +0530 [thread overview]
Message-ID: <1482213199-29152-2-git-send-email-riteshh@codeaurora.org> (raw)
In-Reply-To: <1482213199-29152-1-git-send-email-riteshh@codeaurora.org>
Signed-off-by: Ritesh Harjani <riteshh@codeaurora.org>
---
drivers/mmc/core/core.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 543eadd..125f8a9 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -1139,6 +1139,9 @@ void mmc_set_clock(struct mmc_host *host, unsigned int hz)
if (hz > host->f_max)
hz = host->f_max;
+ if (hz == host->ios.clock)
+ return;
+
host->ios.clock = hz;
mmc_set_ios(host);
}
--
The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project.
next prev parent reply other threads:[~2016-12-20 5:53 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-20 5:53 [PATCH 0/4] mmc: Provide enhanced strobe support for sdhci-msm Ritesh Harjani
2016-12-20 5:53 ` Ritesh Harjani [this message]
2016-12-20 5:53 ` [PATCH 2/4] mmc: mmc: Add change to set controller to HS400 frequency in enhanced strobe Ritesh Harjani
2016-12-20 7:29 ` Shawn Lin
2016-12-20 10:33 ` Ritesh Harjani
2016-12-20 11:03 ` Shawn Lin
2016-12-20 12:08 ` Ritesh Harjani
2016-12-20 5:53 ` [PATCH 3/4] mmc: mmc: enable ios.enhanced_strobe before mmc_set_timing Ritesh Harjani
2016-12-23 9:18 ` Ritesh Harjani
2016-12-26 7:12 ` Shawn Lin
2016-12-20 5:53 ` [PATCH 4/4] mmc: sdhci-msm: provide enhanced_strobe mode feature support Ritesh Harjani
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=1482213199-29152-2-git-send-email-riteshh@codeaurora.org \
--to=riteshh@codeaurora.org \
--cc=adrian.hunter@intel.com \
--cc=asutoshd@codeaurora.org \
--cc=georgi.djakov@linaro.org \
--cc=jeremymc@redhat.com \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mmc@vger.kernel.org \
--cc=pramod.gurav@linaro.org \
--cc=shawn.lin@rock-chips.com \
--cc=stummala@codeaurora.org \
--cc=ulf.hansson@linaro.org \
--cc=venkatg@codeaurora.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;
as well as URLs for NNTP newsgroup(s).