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* [PATCH 00/61] tree-wide: simplify getting .drvdata
@ 2018-04-19 14:05 Wolfram Sang
  2018-04-19 14:06 ` [PATCH 53/61] tty: serial: " Wolfram Sang
  0 siblings, 1 reply; 5+ messages in thread
From: Wolfram Sang @ 2018-04-19 14:05 UTC (permalink / raw)
  To: linux-kernel
  Cc: linux-ide, alsa-devel, linux-iio, kernel-janitors, linux-fbdev,
	dri-devel, platform-driver-x86, Wolfram Sang, linux-mtd,
	linux-clk, ac100, devel, linux-samsung-soc, linux-rockchip,
	linux-serial, linux-input, linux-media, linux-pwm, linux-watchdog,
	linux-pm, linux-arm-msm, acpi4asus-user, greybus-dev,
	linux-mediatek, linux-tegra, linux-omap, linux-soc,
	linux-arm-kernel

I got tired of fixing this in Renesas drivers manually, so I took the big
hammer. Remove this cumbersome code pattern which got copy-pasted too much
already:

-	struct platform_device *pdev = to_platform_device(dev);
-	struct ep93xx_keypad *keypad = platform_get_drvdata(pdev);
+	struct ep93xx_keypad *keypad = dev_get_drvdata(dev);

I send this out as one patch per directory per subsystem. I think they should
be applied individually. If you prefer a broken out series per subsystem, I can
provide this as well. Just mail me.

A branch (tested by buildbot; only with all commits squashed into one commit
before) can be found here:

git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git coccinelle/get_drvdata

Open for other comments, suggestions, too, of course.

Here is the cocci-script I created (after <n> iterations by manually checking
samples):

@@
struct device* d;
identifier pdev;
expression *ptr;
@@
(
-	struct platform_device *pdev = to_platform_device(d);
|
-	struct platform_device *pdev;
	...
-	pdev = to_platform_device(d);
)
	<... when != pdev
-	&pdev->dev
+	d
	...>

	ptr =
-	platform_get_drvdata(pdev)
+	dev_get_drvdata(d)

	<... when != pdev
-	&pdev->dev
+	d
	...>

Kind regards,

   Wolfram


Wolfram Sang (61):
  ARM: plat-samsung: simplify getting .drvdata
  ata: simplify getting .drvdata
  auxdisplay: simplify getting .drvdata
  bus: simplify getting .drvdata
  clk: samsung: simplify getting .drvdata
  crypto: simplify getting .drvdata
  dma: simplify getting .drvdata
  dmaengine: dw: simplify getting .drvdata
  dmaengine: qcom: simplify getting .drvdata
  gpio: simplify getting .drvdata
  gpu: drm: msm: simplify getting .drvdata
  gpu: drm: msm: adreno: simplify getting .drvdata
  gpu: drm: msm: disp: mdp5: simplify getting .drvdata
  gpu: drm: msm: dsi: simplify getting .drvdata
  gpu: drm: omapdrm: displays: simplify getting .drvdata
  gpu: drm: vc4: simplify getting .drvdata
  hid: simplify getting .drvdata
  iio: common: cros_ec_sensors: simplify getting .drvdata
  iio: common: hid-sensors: simplify getting .drvdata
  input: keyboard: simplify getting .drvdata
  input: misc: simplify getting .drvdata
  input: mouse: simplify getting .drvdata
  input: touchscreen: simplify getting .drvdata
  iommu: simplify getting .drvdata
  media: platform: am437x: simplify getting .drvdata
  media: platform: exynos4-is: simplify getting .drvdata
  media: platform: s5p-mfc: simplify getting .drvdata
  mmc: host: simplify getting .drvdata
  mtd: devices: simplify getting .drvdata
  mtd: nand: onenand: simplify getting .drvdata
  net: dsa: simplify getting .drvdata
  net: ethernet: cadence: simplify getting .drvdata
  net: ethernet: davicom: simplify getting .drvdata
  net: ethernet: smsc: simplify getting .drvdata
  net: ethernet: ti: simplify getting .drvdata
  net: ethernet: wiznet: simplify getting .drvdata
  perf: simplify getting .drvdata
  pinctrl: simplify getting .drvdata
  pinctrl: intel: simplify getting .drvdata
  platform: x86: simplify getting .drvdata
  power: supply: simplify getting .drvdata
  ptp: simplify getting .drvdata
  pwm: simplify getting .drvdata
  rtc: simplify getting .drvdata
  slimbus: simplify getting .drvdata
  spi: simplify getting .drvdata
  staging: greybus: simplify getting .drvdata
  staging: iio: adc: simplify getting .drvdata
  staging: nvec: simplify getting .drvdata
  thermal: simplify getting .drvdata
  thermal: int340x_thermal: simplify getting .drvdata
  thermal: st: simplify getting .drvdata
  tty: serial: simplify getting .drvdata
  uio: simplify getting .drvdata
  usb: mtu3: simplify getting .drvdata
  usb: phy: simplify getting .drvdata
  video: fbdev: simplify getting .drvdata
  video: fbdev: omap2: omapfb: displays: simplify getting .drvdata
  watchdog: simplify getting .drvdata
  net: dsa: simplify getting .drvdata
  ASoC: atmel: simplify getting .drvdata

 arch/arm/plat-samsung/adc.c                        |  3 +-
 drivers/ata/pata_samsung_cf.c                      |  8 ++---
 drivers/auxdisplay/arm-charlcd.c                   |  6 ++--
 drivers/bus/brcmstb_gisb.c                         | 12 +++----
 drivers/clk/samsung/clk-s3c2410-dclk.c             |  6 ++--
 drivers/crypto/exynos-rng.c                        |  6 ++--
 drivers/crypto/picoxcell_crypto.c                  |  6 ++--
 drivers/dma/at_hdmac.c                             |  9 ++---
 drivers/dma/at_xdmac.c                             |  9 ++---
 drivers/dma/dw/platform.c                          |  6 ++--
 drivers/dma/fsldma.c                               |  6 ++--
 drivers/dma/idma64.c                               |  6 ++--
 drivers/dma/qcom/hidma.c                           |  3 +-
 drivers/dma/qcom/hidma_mgmt_sys.c                  |  6 ++--
 drivers/dma/ste_dma40.c                            | 12 +++----
 drivers/dma/txx9dmac.c                             |  8 ++---
 drivers/gpio/gpio-dwapb.c                          |  6 ++--
 drivers/gpio/gpio-lynxpoint.c                      |  3 +-
 drivers/gpio/gpio-omap.c                           | 12 +++----
 drivers/gpio/gpio-tegra.c                          |  6 ++--
 drivers/gpio/gpio-zynq.c                           |  6 ++--
 drivers/gpu/drm/msm/adreno/adreno_device.c         |  6 ++--
 drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c           |  6 ++--
 drivers/gpu/drm/msm/dsi/dsi_host.c                 |  6 ++--
 drivers/gpu/drm/msm/msm_drv.c                      |  3 +-
 drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c    | 18 ++++------
 drivers/gpu/drm/vc4/vc4_drv.c                      |  3 +-
 drivers/hid/hid-sensor-custom.c                    | 12 +++----
 .../common/cros_ec_sensors/cros_ec_sensors_core.c  |  6 ++--
 .../iio/common/hid-sensors/hid-sensor-trigger.c    |  9 ++---
 drivers/input/keyboard/ep93xx_keypad.c             | 10 +++---
 drivers/input/keyboard/imx_keypad.c                | 10 +++---
 drivers/input/keyboard/lpc32xx-keys.c              |  6 ++--
 drivers/input/keyboard/matrix_keypad.c             | 10 +++---
 drivers/input/keyboard/omap4-keypad.c              | 10 +++---
 drivers/input/keyboard/pmic8xxx-keypad.c           |  6 ++--
 drivers/input/keyboard/pxa27x_keypad.c             | 10 +++---
 drivers/input/keyboard/samsung-keypad.c            | 12 +++----
 drivers/input/keyboard/snvs_pwrkey.c               | 10 +++---
 drivers/input/keyboard/spear-keyboard.c            | 10 +++---
 drivers/input/keyboard/st-keyscan.c                |  6 ++--
 drivers/input/keyboard/tegra-kbc.c                 | 10 +++---
 drivers/input/misc/max77693-haptic.c               |  6 ++--
 drivers/input/misc/max8997_haptic.c                |  3 +-
 drivers/input/misc/palmas-pwrbutton.c              |  6 ++--
 drivers/input/misc/regulator-haptic.c              |  6 ++--
 drivers/input/misc/twl4030-vibra.c                 |  3 +-
 drivers/input/misc/twl6040-vibra.c                 |  3 +-
 drivers/input/mouse/navpoint.c                     |  6 ++--
 drivers/input/touchscreen/imx6ul_tsc.c             |  6 ++--
 drivers/iommu/qcom_iommu.c                         |  6 ++--
 drivers/media/platform/am437x/am437x-vpfe.c        |  6 ++--
 drivers/media/platform/exynos4-is/media-dev.c      |  6 ++--
 drivers/media/platform/exynos4-is/mipi-csis.c      |  6 ++--
 drivers/media/platform/s5p-mfc/s5p_mfc.c           |  6 ++--
 drivers/mmc/host/davinci_mmc.c                     |  6 ++--
 drivers/mmc/host/sdhci-of-arasan.c                 |  6 ++--
 drivers/mmc/host/wmt-sdmmc.c                       |  6 ++--
 drivers/mtd/devices/docg3.c                        |  3 +-
 drivers/mtd/nand/onenand/samsung.c                 |  6 ++--
 drivers/net/dsa/bcm_sf2.c                          |  6 ++--
 drivers/net/dsa/qca8k.c                            |  6 ++--
 drivers/net/ethernet/cadence/macb_main.c           |  6 ++--
 drivers/net/ethernet/davicom/dm9000.c              |  6 ++--
 drivers/net/ethernet/smsc/smc91x.c                 |  3 +-
 drivers/net/ethernet/ti/cpsw.c                     |  6 ++--
 drivers/net/ethernet/ti/davinci_emac.c             |  6 ++--
 drivers/net/ethernet/wiznet/w5300.c                |  6 ++--
 drivers/perf/arm_spe_pmu.c                         |  6 ++--
 drivers/pinctrl/intel/pinctrl-baytrail.c           |  6 ++--
 drivers/pinctrl/intel/pinctrl-cherryview.c         |  6 ++--
 drivers/pinctrl/intel/pinctrl-intel.c              |  6 ++--
 drivers/pinctrl/pinctrl-amd.c                      |  6 ++--
 drivers/pinctrl/pinctrl-at91-pio4.c                |  6 ++--
 drivers/platform/x86/asus-laptop.c                 |  3 +-
 drivers/platform/x86/asus-wmi.c                    |  3 +-
 drivers/platform/x86/samsung-laptop.c              |  3 +-
 drivers/power/supply/gpio-charger.c                |  3 +-
 drivers/ptp/ptp_dte.c                              |  6 ++--
 drivers/pwm/pwm-atmel-tcb.c                        |  6 ++--
 drivers/pwm/pwm-rcar.c                             |  3 +-
 drivers/rtc/rtc-bq4802.c                           |  6 ++--
 drivers/rtc/rtc-ds1216.c                           |  6 ++--
 drivers/rtc/rtc-ds1511.c                           |  9 ++---
 drivers/rtc/rtc-ds1553.c                           | 15 +++-----
 drivers/rtc/rtc-ds1685.c                           | 21 ++++-------
 drivers/rtc/rtc-ds1742.c                           |  6 ++--
 drivers/rtc/rtc-lpc32xx.c                          | 16 ++++-----
 drivers/rtc/rtc-m48t59.c                           | 41 +++++++++-------------
 drivers/rtc/rtc-mv.c                               |  3 +-
 drivers/rtc/rtc-mxc.c                              | 21 ++++-------
 drivers/rtc/rtc-pcap.c                             | 15 +++-----
 drivers/rtc/rtc-sh.c                               | 15 +++-----
 drivers/rtc/rtc-stk17ta8.c                         | 15 +++-----
 drivers/rtc/rtc-test.c                             |  3 +-
 drivers/rtc/rtc-zynqmp.c                           | 10 +++---
 drivers/slimbus/qcom-ctrl.c                        |  6 ++--
 drivers/spi/spi-cadence.c                          |  6 ++--
 drivers/spi/spi-zynqmp-gqspi.c                     |  6 ++--
 drivers/staging/greybus/arche-platform.c           |  3 +-
 drivers/staging/iio/adc/ad7606_par.c               |  6 ++--
 drivers/staging/nvec/nvec.c                        |  6 ++--
 drivers/thermal/int340x_thermal/int3400_thermal.c  |  9 ++---
 drivers/thermal/rockchip_thermal.c                 |  8 ++---
 drivers/thermal/spear_thermal.c                    |  8 ++---
 drivers/thermal/st/st_thermal.c                    |  6 ++--
 drivers/thermal/zx2967_thermal.c                   |  6 ++--
 drivers/tty/serial/imx.c                           | 18 ++++------
 drivers/tty/serial/qcom_geni_serial.c              |  6 ++--
 drivers/tty/serial/st-asc.c                        |  6 ++--
 drivers/tty/serial/xilinx_uartps.c                 |  6 ++--
 drivers/uio/uio_fsl_elbc_gpcm.c                    |  6 ++--
 drivers/usb/mtu3/mtu3_plat.c                       |  6 ++--
 drivers/usb/phy/phy-am335x.c                       |  6 ++--
 drivers/video/fbdev/auo_k190x.c                    | 12 +++----
 .../fbdev/omap2/omapfb/displays/panel-dsi-cm.c     | 18 ++++------
 drivers/video/fbdev/sh_mobile_lcdcfb.c             |  6 ++--
 drivers/video/fbdev/sh_mobile_meram.c              |  6 ++--
 drivers/watchdog/cadence_wdt.c                     |  6 ++--
 drivers/watchdog/of_xilinx_wdt.c                   |  6 ++--
 drivers/watchdog/wdat_wdt.c                        |  6 ++--
 net/dsa/legacy.c                                   |  6 ++--
 sound/soc/atmel/atmel_ssc_dai.c                    |  6 ++--
 123 files changed, 319 insertions(+), 607 deletions(-)

-- 
2.11.0

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH 53/61] tty: serial: simplify getting .drvdata
  2018-04-19 14:05 [PATCH 00/61] tree-wide: simplify getting .drvdata Wolfram Sang
@ 2018-04-19 14:06 ` Wolfram Sang
  2018-04-19 16:23   ` Uwe Kleine-König
                     ` (2 more replies)
  0 siblings, 3 replies; 5+ messages in thread
From: Wolfram Sang @ 2018-04-19 14:06 UTC (permalink / raw)
  To: linux-kernel
  Cc: linux-renesas-soc, kernel-janitors, Wolfram Sang,
	Greg Kroah-Hartman, Jiri Slaby, Patrice Chotard, Michal Simek,
	linux-serial, linux-arm-kernel

We should get drvdata from struct device directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---

Build tested only. buildbot is happy. Please apply individually.

 drivers/tty/serial/imx.c              | 18 ++++++------------
 drivers/tty/serial/qcom_geni_serial.c |  6 ++----
 drivers/tty/serial/st-asc.c           |  6 ++----
 drivers/tty/serial/xilinx_uartps.c    |  6 ++----
 4 files changed, 12 insertions(+), 24 deletions(-)

diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 91f3a1a5cb7f..f370c1cf4f27 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -2408,8 +2408,7 @@ static void imx_uart_enable_wakeup(struct imx_port *sport, bool on)
 
 static int imx_uart_suspend_noirq(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct imx_port *sport = platform_get_drvdata(pdev);
+	struct imx_port *sport = dev_get_drvdata(dev);
 
 	imx_uart_save_context(sport);
 
@@ -2420,8 +2419,7 @@ static int imx_uart_suspend_noirq(struct device *dev)
 
 static int imx_uart_resume_noirq(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct imx_port *sport = platform_get_drvdata(pdev);
+	struct imx_port *sport = dev_get_drvdata(dev);
 	int ret;
 
 	ret = clk_enable(sport->clk_ipg);
@@ -2435,8 +2433,7 @@ static int imx_uart_resume_noirq(struct device *dev)
 
 static int imx_uart_suspend(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct imx_port *sport = platform_get_drvdata(pdev);
+	struct imx_port *sport = dev_get_drvdata(dev);
 	int ret;
 
 	uart_suspend_port(&imx_uart_uart_driver, &sport->port);
@@ -2454,8 +2451,7 @@ static int imx_uart_suspend(struct device *dev)
 
 static int imx_uart_resume(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct imx_port *sport = platform_get_drvdata(pdev);
+	struct imx_port *sport = dev_get_drvdata(dev);
 
 	/* disable wakeup from i.MX UART */
 	imx_uart_enable_wakeup(sport, false);
@@ -2470,8 +2466,7 @@ static int imx_uart_resume(struct device *dev)
 
 static int imx_uart_freeze(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct imx_port *sport = platform_get_drvdata(pdev);
+	struct imx_port *sport = dev_get_drvdata(dev);
 
 	uart_suspend_port(&imx_uart_uart_driver, &sport->port);
 
@@ -2480,8 +2475,7 @@ static int imx_uart_freeze(struct device *dev)
 
 static int imx_uart_thaw(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct imx_port *sport = platform_get_drvdata(pdev);
+	struct imx_port *sport = dev_get_drvdata(dev);
 
 	uart_resume_port(&imx_uart_uart_driver, &sport->port);
 
diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 65ff669373d4..66558d42d980 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -1085,8 +1085,7 @@ static int qcom_geni_serial_remove(struct platform_device *pdev)
 
 static int __maybe_unused qcom_geni_serial_sys_suspend_noirq(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct qcom_geni_serial_port *port = platform_get_drvdata(pdev);
+	struct qcom_geni_serial_port *port = dev_get_drvdata(dev);
 	struct uart_port *uport = &port->uport;
 
 	uart_suspend_port(uport->private_data, uport);
@@ -1095,8 +1094,7 @@ static int __maybe_unused qcom_geni_serial_sys_suspend_noirq(struct device *dev)
 
 static int __maybe_unused qcom_geni_serial_sys_resume_noirq(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct qcom_geni_serial_port *port = platform_get_drvdata(pdev);
+	struct qcom_geni_serial_port *port = dev_get_drvdata(dev);
 	struct uart_port *uport = &port->uport;
 
 	if (console_suspend_enabled && uport->suspended) {
diff --git a/drivers/tty/serial/st-asc.c b/drivers/tty/serial/st-asc.c
index 5f9f01fac6dd..7971997cdead 100644
--- a/drivers/tty/serial/st-asc.c
+++ b/drivers/tty/serial/st-asc.c
@@ -842,16 +842,14 @@ static int asc_serial_remove(struct platform_device *pdev)
 #ifdef CONFIG_PM_SLEEP
 static int asc_serial_suspend(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct uart_port *port = platform_get_drvdata(pdev);
+	struct uart_port *port = dev_get_drvdata(dev);
 
 	return uart_suspend_port(&asc_uart_driver, port);
 }
 
 static int asc_serial_resume(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct uart_port *port = platform_get_drvdata(pdev);
+	struct uart_port *port = dev_get_drvdata(dev);
 
 	return uart_resume_port(&asc_uart_driver, port);
 }
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index abcb4d09a2d8..3ec4efbf25a9 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -1430,8 +1430,7 @@ static int cdns_uart_resume(struct device *device)
 #endif /* ! CONFIG_PM_SLEEP */
 static int __maybe_unused cdns_runtime_suspend(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct uart_port *port = platform_get_drvdata(pdev);
+	struct uart_port *port = dev_get_drvdata(dev);
 	struct cdns_uart *cdns_uart = port->private_data;
 
 	clk_disable(cdns_uart->uartclk);
@@ -1441,8 +1440,7 @@ static int __maybe_unused cdns_runtime_suspend(struct device *dev)
 
 static int __maybe_unused cdns_runtime_resume(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct uart_port *port = platform_get_drvdata(pdev);
+	struct uart_port *port = dev_get_drvdata(dev);
 	struct cdns_uart *cdns_uart = port->private_data;
 
 	clk_enable(cdns_uart->pclk);
-- 
2.11.0

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH 53/61] tty: serial: simplify getting .drvdata
  2018-04-19 14:06 ` [PATCH 53/61] tty: serial: " Wolfram Sang
@ 2018-04-19 16:23   ` Uwe Kleine-König
  2018-04-20  7:23   ` Michal Simek
  2018-04-20  8:46   ` Patrice CHOTARD
  2 siblings, 0 replies; 5+ messages in thread
From: Uwe Kleine-König @ 2018-04-19 16:23 UTC (permalink / raw)
  To: Wolfram Sang
  Cc: linux-kernel, linux-renesas-soc, kernel-janitors,
	Greg Kroah-Hartman, Jiri Slaby, Patrice Chotard, Michal Simek,
	linux-serial, linux-arm-kernel

Hello Wolfram,

On Thu, Apr 19, 2018 at 04:06:23PM +0200, Wolfram Sang wrote:
> We should get drvdata from struct device directly. Going via
> platform_device is an unneeded step back and forth.
> 
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
> ---
> 
> Build tested only. buildbot is happy. Please apply individually.
> 
>  drivers/tty/serial/imx.c              | 18 ++++++------------

for serial/imx.c:

Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

Thanks Wolfram for going through this
Uwe


-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 53/61] tty: serial: simplify getting .drvdata
  2018-04-19 14:06 ` [PATCH 53/61] tty: serial: " Wolfram Sang
  2018-04-19 16:23   ` Uwe Kleine-König
@ 2018-04-20  7:23   ` Michal Simek
  2018-04-20  8:46   ` Patrice CHOTARD
  2 siblings, 0 replies; 5+ messages in thread
From: Michal Simek @ 2018-04-20  7:23 UTC (permalink / raw)
  To: Wolfram Sang, linux-kernel
  Cc: linux-renesas-soc, kernel-janitors, Greg Kroah-Hartman,
	Jiri Slaby, Patrice Chotard, Michal Simek, linux-serial,
	linux-arm-kernel

On 19.4.2018 16:06, Wolfram Sang wrote:
> We should get drvdata from struct device directly. Going via
> platform_device is an unneeded step back and forth.
> 
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
> ---
> 
> Build tested only. buildbot is happy. Please apply individually.
> 
>  drivers/tty/serial/imx.c              | 18 ++++++------------
>  drivers/tty/serial/qcom_geni_serial.c |  6 ++----
>  drivers/tty/serial/st-asc.c           |  6 ++----
>  drivers/tty/serial/xilinx_uartps.c    |  6 ++----

Acked-by: Michal Simek <michal.simek@xilinx.com> (for xilinx)

Thanks,
Michal

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 53/61] tty: serial: simplify getting .drvdata
  2018-04-19 14:06 ` [PATCH 53/61] tty: serial: " Wolfram Sang
  2018-04-19 16:23   ` Uwe Kleine-König
  2018-04-20  7:23   ` Michal Simek
@ 2018-04-20  8:46   ` Patrice CHOTARD
  2 siblings, 0 replies; 5+ messages in thread
From: Patrice CHOTARD @ 2018-04-20  8:46 UTC (permalink / raw)
  To: Wolfram Sang, linux-kernel@vger.kernel.org
  Cc: linux-renesas-soc@vger.kernel.org,
	kernel-janitors@vger.kernel.org, Greg Kroah-Hartman, Jiri Slaby,
	Michal Simek, linux-serial@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org

Hi Wolfram

On 04/19/2018 04:06 PM, Wolfram Sang wrote:
> We should get drvdata from struct device directly. Going via
> platform_device is an unneeded step back and forth.
> 
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
> ---
> 
> Build tested only. buildbot is happy. Please apply individually.
> 
>   drivers/tty/serial/imx.c              | 18 ++++++------------
>   drivers/tty/serial/qcom_geni_serial.c |  6 ++----
>   drivers/tty/serial/st-asc.c           |  6 ++----
>   drivers/tty/serial/xilinx_uartps.c    |  6 ++----
>   4 files changed, 12 insertions(+), 24 deletions(-)
> 
> diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
> index 91f3a1a5cb7f..f370c1cf4f27 100644
> --- a/drivers/tty/serial/imx.c
> +++ b/drivers/tty/serial/imx.c
> @@ -2408,8 +2408,7 @@ static void imx_uart_enable_wakeup(struct imx_port *sport, bool on)
>   
>   static int imx_uart_suspend_noirq(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct imx_port *sport = platform_get_drvdata(pdev);
> +	struct imx_port *sport = dev_get_drvdata(dev);
>   
>   	imx_uart_save_context(sport);
>   
> @@ -2420,8 +2419,7 @@ static int imx_uart_suspend_noirq(struct device *dev)
>   
>   static int imx_uart_resume_noirq(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct imx_port *sport = platform_get_drvdata(pdev);
> +	struct imx_port *sport = dev_get_drvdata(dev);
>   	int ret;
>   
>   	ret = clk_enable(sport->clk_ipg);
> @@ -2435,8 +2433,7 @@ static int imx_uart_resume_noirq(struct device *dev)
>   
>   static int imx_uart_suspend(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct imx_port *sport = platform_get_drvdata(pdev);
> +	struct imx_port *sport = dev_get_drvdata(dev);
>   	int ret;
>   
>   	uart_suspend_port(&imx_uart_uart_driver, &sport->port);
> @@ -2454,8 +2451,7 @@ static int imx_uart_suspend(struct device *dev)
>   
>   static int imx_uart_resume(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct imx_port *sport = platform_get_drvdata(pdev);
> +	struct imx_port *sport = dev_get_drvdata(dev);
>   
>   	/* disable wakeup from i.MX UART */
>   	imx_uart_enable_wakeup(sport, false);
> @@ -2470,8 +2466,7 @@ static int imx_uart_resume(struct device *dev)
>   
>   static int imx_uart_freeze(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct imx_port *sport = platform_get_drvdata(pdev);
> +	struct imx_port *sport = dev_get_drvdata(dev);
>   
>   	uart_suspend_port(&imx_uart_uart_driver, &sport->port);
>   
> @@ -2480,8 +2475,7 @@ static int imx_uart_freeze(struct device *dev)
>   
>   static int imx_uart_thaw(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct imx_port *sport = platform_get_drvdata(pdev);
> +	struct imx_port *sport = dev_get_drvdata(dev);
>   
>   	uart_resume_port(&imx_uart_uart_driver, &sport->port);
>   
> diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
> index 65ff669373d4..66558d42d980 100644
> --- a/drivers/tty/serial/qcom_geni_serial.c
> +++ b/drivers/tty/serial/qcom_geni_serial.c
> @@ -1085,8 +1085,7 @@ static int qcom_geni_serial_remove(struct platform_device *pdev)
>   
>   static int __maybe_unused qcom_geni_serial_sys_suspend_noirq(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct qcom_geni_serial_port *port = platform_get_drvdata(pdev);
> +	struct qcom_geni_serial_port *port = dev_get_drvdata(dev);
>   	struct uart_port *uport = &port->uport;
>   
>   	uart_suspend_port(uport->private_data, uport);
> @@ -1095,8 +1094,7 @@ static int __maybe_unused qcom_geni_serial_sys_suspend_noirq(struct device *dev)
>   
>   static int __maybe_unused qcom_geni_serial_sys_resume_noirq(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct qcom_geni_serial_port *port = platform_get_drvdata(pdev);
> +	struct qcom_geni_serial_port *port = dev_get_drvdata(dev);
>   	struct uart_port *uport = &port->uport;
>   
>   	if (console_suspend_enabled && uport->suspended) {
> diff --git a/drivers/tty/serial/st-asc.c b/drivers/tty/serial/st-asc.c
> index 5f9f01fac6dd..7971997cdead 100644
> --- a/drivers/tty/serial/st-asc.c
> +++ b/drivers/tty/serial/st-asc.c
> @@ -842,16 +842,14 @@ static int asc_serial_remove(struct platform_device *pdev)
>   #ifdef CONFIG_PM_SLEEP
>   static int asc_serial_suspend(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct uart_port *port = platform_get_drvdata(pdev);
> +	struct uart_port *port = dev_get_drvdata(dev);
>   
>   	return uart_suspend_port(&asc_uart_driver, port);
>   }
>   
>   static int asc_serial_resume(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct uart_port *port = platform_get_drvdata(pdev);
> +	struct uart_port *port = dev_get_drvdata(dev);
>   
>   	return uart_resume_port(&asc_uart_driver, port);
>   }
> diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
> index abcb4d09a2d8..3ec4efbf25a9 100644
> --- a/drivers/tty/serial/xilinx_uartps.c
> +++ b/drivers/tty/serial/xilinx_uartps.c
> @@ -1430,8 +1430,7 @@ static int cdns_uart_resume(struct device *device)
>   #endif /* ! CONFIG_PM_SLEEP */
>   static int __maybe_unused cdns_runtime_suspend(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct uart_port *port = platform_get_drvdata(pdev);
> +	struct uart_port *port = dev_get_drvdata(dev);
>   	struct cdns_uart *cdns_uart = port->private_data;
>   
>   	clk_disable(cdns_uart->uartclk);
> @@ -1441,8 +1440,7 @@ static int __maybe_unused cdns_runtime_suspend(struct device *dev)
>   
>   static int __maybe_unused cdns_runtime_resume(struct device *dev)
>   {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct uart_port *port = platform_get_drvdata(pdev);
> +	struct uart_port *port = dev_get_drvdata(dev);
>   	struct cdns_uart *cdns_uart = port->private_data;
>   
>   	clk_enable(cdns_uart->pclk);
> 

For st-asc:

Acked-by: Patrice Chotard <patrice.chotard@st.com>

Thanks

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2018-04-20  8:46 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2018-04-19 14:05 [PATCH 00/61] tree-wide: simplify getting .drvdata Wolfram Sang
2018-04-19 14:06 ` [PATCH 53/61] tty: serial: " Wolfram Sang
2018-04-19 16:23   ` Uwe Kleine-König
2018-04-20  7:23   ` Michal Simek
2018-04-20  8:46   ` Patrice CHOTARD

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