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From: Lee Jones <lee.jones@linaro.org>
To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: arnd@arndb.de, linus.walleij@stericsson.com,
	sameo@linux.intel.com, Jonas Aaberg <jonas.aberg@stericsson.com>,
	Lee Jones <lee.jones@linaro.org>
Subject: [PATCH 25/26] mfd: ab8500-gpadc: Reduce conversion timeout
Date: Tue, 15 Jan 2013 12:56:05 +0000	[thread overview]
Message-ID: <1358254566-12419-26-git-send-email-lee.jones@linaro.org> (raw)
In-Reply-To: <1358254566-12419-1-git-send-email-lee.jones@linaro.org>

From: Jonas Aaberg <jonas.aberg@stericsson.com>

Reduce the conversion timeout from 2s to 0.5s

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Reviewed-by: Karl KOMIEROWSKI <karl.komierowski@stericsson.com>
---
 drivers/mfd/ab8500-gpadc.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/mfd/ab8500-gpadc.c b/drivers/mfd/ab8500-gpadc.c
index 1fd8f78..a7a6c77 100644
--- a/drivers/mfd/ab8500-gpadc.c
+++ b/drivers/mfd/ab8500-gpadc.c
@@ -86,6 +86,8 @@
 /* Time in ms before disabling regulator */
 #define GPADC_AUDOSUSPEND_DELAY		1
 
+#define CONVERSION_TIME			500 /* ms */
+
 enum cal_channels {
 	ADC_INPUT_VMAIN = 0,
 	ADC_INPUT_BTEMP,
@@ -372,7 +374,8 @@ int ab8500_gpadc_read_raw(struct ab8500_gpadc *gpadc, u8 channel)
 		goto out;
 	}
 	/* wait for completion of conversion */
-	if (!wait_for_completion_timeout(&gpadc->ab8500_gpadc_complete, 2*HZ)) {
+	if (!wait_for_completion_timeout(&gpadc->ab8500_gpadc_complete,
+					 msecs_to_jiffies(CONVERSION_TIME))) {
 		dev_err(gpadc->dev,
 			"timeout: didn't receive GPADC conversion interrupt\n");
 		ret = -EINVAL;
@@ -598,8 +601,6 @@ static int ab8500_gpadc_runtime_resume(struct device *dev)
 
 static int ab8500_gpadc_runtime_idle(struct device *dev)
 {
-	struct ab8500_gpadc *gpadc = dev_get_drvdata(dev);
-
 	pm_runtime_suspend(dev);
 	return 0;
 }
-- 
1.7.9.5


  parent reply	other threads:[~2013-01-15 12:57 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-15 12:55 [PATCH 00/26] AB8500 MFD overhaul Lee Jones
2013-01-15 12:55 ` [PATCH 01/26] mfd: ab8500-sysctrl: Provide a platform specific pm_power_off() call-back Lee Jones
2013-01-15 12:55 ` [PATCH 02/26] mfd: ab8500-sysctrl: If a charger is present, reboot instead Lee Jones
2013-01-27 23:52   ` Samuel Ortiz
2013-01-28  8:44     ` Lee Jones
2013-01-15 12:55 ` [PATCH 03/26] mfd: ab8500-sysctrl: Only reboot into charging mode if battery type is known Lee Jones
2013-01-15 12:55 ` [PATCH 04/26] mfd: ab8500-sysctrl.c: Provide charging as reset reason Lee Jones
2013-01-15 12:55 ` [PATCH 05/26] mfd: ab8500-gpadc: Change to mdelay for greater resolution Lee Jones
2013-01-27 23:52   ` Samuel Ortiz
2013-01-28  8:43     ` Lee Jones
2013-01-15 12:55 ` [PATCH 06/26] mfd: ab8500-sysctrl: Provide configuration for SysClkReqRfClkBuf registers Lee Jones
2013-01-27 23:52   ` Samuel Ortiz
2013-01-28  8:38     ` Lee Jones
2013-02-03 17:02       ` Samuel Ortiz
2013-01-15 12:55 ` [PATCH 07/26] mfd: ab8500-sysctrl: export read/write symbols Lee Jones
2013-01-15 12:55 ` [PATCH 08/26] mfd: abx500-core: Provide an API to dump all ABx500 registers Lee Jones
2013-01-15 12:55 ` [PATCH 09/26] mfd: ab8500-debugfs: Provide a means for a user subscribe to IRQs Lee Jones
2013-01-27 23:52   ` Samuel Ortiz
2013-01-28  8:25     ` Lee Jones
2013-01-28 10:22     ` Lee Jones
2013-01-28 10:49       ` Samuel Ortiz
2013-01-28 11:34         ` Lee Jones
2013-02-03 17:01           ` Samuel Ortiz
2013-02-04  9:27             ` Lee Jones
2013-01-15 12:55 ` [PATCH 10/26] mfd: ab8500-debugfs: Wake-up device on debugfs IRQ Lee Jones
2013-01-27 23:53   ` Samuel Ortiz
2013-01-28  8:49     ` Lee Jones
2013-01-15 12:55 ` [PATCH 11/26] mfd: ab8500-debugfs: Keep count of IRQs in debugfs Lee Jones
2013-01-15 12:55 ` [PATCH 12/26] mfd: ab8500-debugfs: Use NULL to initialise remaining NULL pointer Lee Jones
2013-01-15 13:06   ` Mark Brown
2013-01-15 13:49     ` Lee Jones
2013-01-15 12:55 ` [PATCH 13/26] mfd: ab8500-debugfs: Formated access AB8500 registers from debugfs entry Lee Jones
2013-01-27 23:53   ` Samuel Ortiz
2013-01-28  8:47     ` Lee Jones
2013-01-15 12:55 ` [PATCH 14/26] mfd: ab8500-debugfs: Fix introduced compiler time warnings Lee Jones
2013-01-27 23:53   ` Samuel Ortiz
2013-01-28  8:45     ` Lee Jones
2013-01-15 12:55 ` [PATCH 15/26] mfd: ab8500-debugfs: Export all AB8500 ADCs as debugfs nodes Lee Jones
2013-01-15 12:55 ` [PATCH 16/26] mfd: ab8500-debugfs: Set the USB charging current to 300mA for ABV3 Lee Jones
2013-01-15 12:55 ` [PATCH 17/26] mfd: ab8500-debugfs: add debugfs node to read all registers Lee Jones
2013-01-15 12:55 ` [PATCH 18/26] mfd: ab8500-core: Allow the possibility to dump all AB8500 registers Lee Jones
2013-01-15 12:55 ` [PATCH 19/26] mfd: ab8500-debugfs: Allow number of IRQs to be provided more dynamically Lee Jones
2013-01-15 12:56 ` [PATCH 20/26] mfd ab8500-gpadc: Introduce new AB version detection Lee Jones
2013-01-15 12:56 ` [PATCH 21/26] mfd: ab8500-debugfs: Add interrupt debug Lee Jones
2013-01-15 12:56 ` [PATCH 22/26] mfd: ab8500-gpadc: Add runtime pm support Lee Jones
2013-01-15 12:56 ` [PATCH 23/26] mfd: ab8500-pwm: Enable support for AB8505 PWMLED blink Lee Jones
2013-01-27 23:53   ` Samuel Ortiz
2013-01-28  8:13     ` Lee Jones
2013-01-15 12:56 ` [PATCH 24/26] mfd: ab8500-debugfs: sizeof() mismatch bugfix Lee Jones
2013-01-15 12:56 ` Lee Jones [this message]
2013-01-27 23:53   ` [PATCH 25/26] mfd: ab8500-gpadc: Reduce conversion timeout Samuel Ortiz
2013-01-28  8:45     ` Lee Jones
2013-01-15 12:56 ` [PATCH 26/26] mfd: ab8500-gpadc: Use new ab8500_gpadc_get() with name parameter Lee Jones
2013-01-27 23:54   ` Samuel Ortiz
2013-01-28  8:11     ` Lee Jones

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