From: Ulf Hansson <ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: Russell King <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Cc: Alessandro Rubini <rubini-9wsNiZum9E8@public.gmane.org>,
Linus Walleij
<linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Wolfram Sang <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>,
Chris Ball <chris-OsFVWbfNK3isTnJN9+BGXg@public.gmane.org>,
Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Ulf Hansson <ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Subject: [PATCH 16/17] i2c: nomadik: Remove busy check for transfers at suspend late
Date: Tue, 4 Feb 2014 16:58:57 +0100 [thread overview]
Message-ID: <1391529538-21685-17-git-send-email-ulf.hansson@linaro.org> (raw)
In-Reply-To: <1391529538-21685-1-git-send-email-ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
We should never be busy performing transfers at suspend late, thus
there are no reason to check for it.
Cc: Alessandro Rubini <rubini-9wsNiZum9E8@public.gmane.org>
Cc: Linus Walleij <linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: Wolfram Sang <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
Signed-off-by: Ulf Hansson <ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
drivers/i2c/busses/i2c-nomadik.c | 10 ----------
1 file changed, 10 deletions(-)
diff --git a/drivers/i2c/busses/i2c-nomadik.c b/drivers/i2c/busses/i2c-nomadik.c
index eda4f0d..2004eea 100644
--- a/drivers/i2c/busses/i2c-nomadik.c
+++ b/drivers/i2c/busses/i2c-nomadik.c
@@ -179,7 +179,6 @@ struct i2c_nmk_client {
* @stop: stop condition.
* @xfer_complete: acknowledge completion for a I2C message.
* @result: controller propogated result.
- * @busy: Busy doing transfer.
*/
struct nmk_i2c_dev {
struct i2c_vendor_data *vendor;
@@ -193,7 +192,6 @@ struct nmk_i2c_dev {
int stop;
struct completion xfer_complete;
int result;
- bool busy;
};
/* controller's abort causes */
@@ -679,8 +677,6 @@ static int nmk_i2c_xfer(struct i2c_adapter *i2c_adap,
struct nmk_i2c_dev *dev = i2c_get_adapdata(i2c_adap);
int j;
- dev->busy = true;
-
pm_runtime_get_sync(&dev->adev->dev);
/* Attempt three times to send the message queue */
@@ -705,8 +701,6 @@ static int nmk_i2c_xfer(struct i2c_adapter *i2c_adap,
pm_runtime_put_sync(&dev->adev->dev);
- dev->busy = false;
-
/* return the no. messages processed */
if (status)
return status;
@@ -896,9 +890,6 @@ static int nmk_i2c_suspend_late(struct device *dev)
struct amba_device *adev = to_amba_device(dev);
struct nmk_i2c_dev *nmk_i2c = amba_get_drvdata(adev);
- if (nmk_i2c->busy)
- return -EBUSY;
-
pinctrl_pm_select_sleep_state(dev);
return 0;
@@ -1019,7 +1010,6 @@ static int nmk_i2c_probe(struct amba_device *adev, const struct amba_id *id)
goto err_no_mem;
}
dev->vendor = vendor;
- dev->busy = false;
dev->adev = adev;
amba_set_drvdata(adev, dev);
--
1.7.9.5
next prev parent reply other threads:[~2014-02-04 15:58 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-04 15:58 [PATCH 00/17] amba: PM fixups for amba bus and some amba drivers Ulf Hansson
2014-02-04 15:58 ` [PATCH 01/17] amba: Let runtime PM callbacks be available for CONFIG_PM Ulf Hansson
[not found] ` <1391529538-21685-2-git-send-email-ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-02-19 9:40 ` Russell King - ARM Linux
[not found] ` <20140219094037.GQ21483-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2014-02-19 11:40 ` Ulf Hansson
2014-02-04 15:58 ` [PATCH 02/17] amba: Add late and early PM callbacks Ulf Hansson
2014-02-04 15:58 ` [PATCH 03/17] mmc: mmci: Mask IRQs for all variants during runtime suspend Ulf Hansson
[not found] ` <1391529538-21685-4-git-send-email-ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-02-18 16:05 ` Russell King - ARM Linux
[not found] ` <20140218160542.GH21483-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2014-02-18 16:36 ` Ulf Hansson
[not found] ` <CAPDyKFq3uAoo7p-7hZgBmMJ4jf9A7dC0aUZJYUE0z1Qq5W=0bw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-02-18 16:46 ` Russell King - ARM Linux
2014-02-18 17:02 ` Ulf Hansson
2014-02-24 14:54 ` Linus Walleij
2014-02-04 15:58 ` [PATCH 04/17] mmc: mmci: Let runtime PM callbacks be available for CONFIG_PM Ulf Hansson
2014-02-04 15:58 ` [PATCH 05/17] mmc: mmci: Put the device into low power state at system suspend Ulf Hansson
[not found] ` <1391529538-21685-6-git-send-email-ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-02-04 19:22 ` Kevin Hilman
2014-02-05 12:49 ` Linus Walleij
[not found] ` <CACRpkdZt5+t7b0_a__2kJP4V9PS2cyXmguWrST+fzbKCnosi7g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-02-05 14:13 ` Mark Brown
2014-02-05 20:08 ` Kevin Hilman
2014-02-10 11:11 ` Ulf Hansson
2014-02-10 18:03 ` Kevin Hilman
2014-02-04 15:58 ` [PATCH 06/17] spi: pl022: Let runtime PM callbacks be available for CONFIG_PM Ulf Hansson
2014-02-19 14:20 ` Ulf Hansson
[not found] ` <CAPDyKFombL2-Rt46QpXPNWe5PeGQnOGmQQNfYd5MdYdEePn-4w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-02-19 15:10 ` Mark Brown
[not found] ` <20140219151040.GH2669-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2014-02-19 18:02 ` Ulf Hansson
2014-02-04 15:58 ` [PATCH 07/17] spi: pl022: Don't ignore power domain and amba bus at system suspend Ulf Hansson
2014-02-04 19:16 ` Mark Brown
2014-02-10 12:33 ` Ulf Hansson
2014-02-10 12:51 ` Mark Brown
2014-02-19 14:15 ` Ulf Hansson
2014-02-04 15:58 ` [PATCH 08/17] spi: pl022: Fully gate clocks at request inactivity Ulf Hansson
2014-02-04 17:07 ` Mark Brown
2014-02-10 10:36 ` Ulf Hansson
2014-02-04 15:58 ` [PATCH 12/17] i2c: nomadik: Remove redundant call to pm_runtime_disable Ulf Hansson
2014-02-04 15:58 ` [PATCH 13/17] i2c: nomadik: Leave probe with the device in active state Ulf Hansson
2014-02-04 15:58 ` [PATCH 14/17] i2c: nomadik: Fixup deployment of runtime PM Ulf Hansson
[not found] ` <1391529538-21685-15-git-send-email-ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-02-05 14:34 ` Linus Walleij
[not found] ` <CACRpkdZwoXf5ovmQEAN6Ugvz91+_i5uGqStR3MGXQeJGHitj3Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-02-10 10:14 ` Ulf Hansson
2014-02-13 14:12 ` Ulf Hansson
2014-02-05 14:45 ` Fabio Estevam
[not found] ` <CAOMZO5CzUuQrmbk6FpFGR56jHBtW-1d_AGcdgB2xyMG0Nkf+Fw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-02-10 10:16 ` Ulf Hansson
[not found] ` <1391529538-21685-1-git-send-email-ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-02-04 15:58 ` [PATCH 09/17] spi: pl022: Simplify clock handling Ulf Hansson
2014-02-04 19:19 ` Mark Brown
[not found] ` <20140204191947.GV22609-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2014-02-10 10:42 ` Ulf Hansson
2014-02-04 15:58 ` [PATCH 10/17] spi: pl022: Remove redundant pinctrl to default state in probe Ulf Hansson
[not found] ` <1391529538-21685-11-git-send-email-ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2014-02-04 19:20 ` Mark Brown
2014-02-05 12:53 ` Linus Walleij
2014-02-04 15:58 ` [PATCH 11/17] i2c: nomadik: Convert to devm functions Ulf Hansson
2014-02-05 14:32 ` Linus Walleij
2014-02-04 15:58 ` [PATCH 15/17] i2c: nomadik: Convert to late and early system PM callbacks Ulf Hansson
2014-02-04 15:58 ` Ulf Hansson [this message]
2014-02-04 15:58 ` [PATCH 17/17] i2c: nomadik: Fixup system suspend Ulf Hansson
2014-02-04 18:49 ` [PATCH 00/17] amba: PM fixups for amba bus and some amba drivers Mark Brown
2014-02-10 10:25 ` Ulf Hansson
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