linux-kernel - [PATCH v6 4/5] mmc: debugfs: add HS400 enhanced strobe description

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Message-Id: <1464227790-31337-1-git-send-email-shawn.lin@rock-chips.com>
Date:	Thu, 26 May 2016 09:56:30 +0800
From:	Shawn Lin <shawn.lin@...k-chips.com>
To:	Ulf Hansson <ulf.hansson@...aro.org>
Cc:	Adrian Hunter <adrian.hunter@...el.com>,
	Jaehoon Chung <jh80.chung@...sung.com>,
	Michal Simek <michal.simek@...inx.com>,
	soren.brinkmann@...inx.com, Rob Herring <robh+dt@...nel.org>,
	linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
	Doug Anderson <dianders@...omium.org>,
	Brian Norris <briannorris@...omium.org>,
	Heiko Stuebner <heiko@...ech.de>,
	linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
	Shawn Lin <shawn.lin@...k-chips.com>
Subject: [PATCH v6 4/5] mmc: debugfs: add HS400 enhanced strobe description

We introduce HS400 with enhanced strobe function, so we need
to add it for debug show.

Signed-off-by: Shawn Lin <shawn.lin@...k-chips.com>

Reviewed-by: Douglas Anderson <dianders@...omium.org>
Tested-by: Douglas Anderson <dianders@...omium.org>
Tested-by: Jaehoon Chung <jh80.chung@...sung.com>
---

Changes in v6:
- add Doug's review-test-tag and Jaehoon's test-tag
- a minor string assignment

Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None

 drivers/mmc/core/debugfs.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
index 9382a57..c8451ce 100644
--- a/drivers/mmc/core/debugfs.c
+++ b/drivers/mmc/core/debugfs.c
@@ -148,7 +148,8 @@ static int mmc_ios_show(struct seq_file *s, void *data)
 		str = "mmc HS200";
 		break;
 	case MMC_TIMING_MMC_HS400:
-		str = "mmc HS400";
+		str = mmc_card_hs400es(host->card) ?
+			"mmc HS400 enhanced strobe" : "mmc HS400";
 		break;
 	default:
 		str = "invalid";
-- 
2.3.7