linux-kernel - [PATCH v2 1/4] staging: fsl-mc: changed timeout units for MC cmd completion

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Message-ID: <1445113995-12021-2-git-send-email-German.Rivera@freescale.com>
Date:	Sat, 17 Oct 2015 15:33:12 -0500
From:	"J. German Rivera" <German.Rivera@...escale.com>
To:	<gregkh@...uxfoundation.org>, <arnd@...db.de>,
	<devel@...verdev.osuosl.org>, <linux-kernel@...r.kernel.org>
CC:	<stuart.yoder@...escale.com>, <itai.katz@...escale.com>,
	<lijun.pan@...escale.com>, <leoli@...escale.com>,
	<scottwood@...escale.com>, <agraf@...e.de>,
	<bhamciu1@...escale.com>, <R89243@...escale.com>,
	<bhupesh.sharma@...escale.com>, <nir.erez@...escale.com>,
	<richard.schmitt@...escale.com>, <dan.carpenter@...cle.com>,
	"J. German Rivera" <German.Rivera@...escale.com>
Subject: [PATCH v2 1/4] staging: fsl-mc: changed timeout units for MC cmd completion

Changed units for the timeout to wait for completion
of MC command, from jiffies to milliseconds.

Signed-off-by: J. German Rivera <German.Rivera@...escale.com>
---
Changes in v2:
- Added missing Signed-off-by entry

 drivers/staging/fsl-mc/bus/mc-sys.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/fsl-mc/bus/mc-sys.c b/drivers/staging/fsl-mc/bus/mc-sys.c
index 07848a0..2c5f109 100644
--- a/drivers/staging/fsl-mc/bus/mc-sys.c
+++ b/drivers/staging/fsl-mc/bus/mc-sys.c
@@ -42,9 +42,9 @@
 #include "dpmcp.h"

 /**
- * Timeout in jiffies to wait for the completion of an MC command
+ * Timeout in milliseconds to wait for the completion of an MC command
  */
-#define MC_CMD_COMPLETION_TIMEOUT_JIFFIES   (HZ / 2)	/* 500 ms */
+#define MC_CMD_COMPLETION_TIMEOUT_MS	500

 /*
  * usleep_range() min and max values used to throttle down polling
@@ -305,7 +305,7 @@ int mc_send_command(struct fsl_mc_io *mc_io, struct mc_command *cmd)
 {
 	enum mc_cmd_status status;
 	unsigned long jiffies_until_timeout =
-	    jiffies + MC_CMD_COMPLETION_TIMEOUT_JIFFIES;
+		jiffies + msecs_to_jiffies(MC_CMD_COMPLETION_TIMEOUT_MS);

 	/*
 	 * Send command to the MC hardware:
--
2.3.3

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