Hi, On Wed, Nov 30, 2022 at 7:22 AM Uwe Kleine-König <u.kleine-koe...@pengutronix.de> wrote: > > .get_state() might fail in some cases. To make it possible that a driver > signals such a failure change the prototype of .get_state() to return an > error code. > > This patch was created using coccinelle and the following semantic patch: > > @p1@ > identifier getstatefunc; > identifier driver; > @@ > struct pwm_ops driver = { > ..., > .get_state = getstatefunc > ,... > }; > > @p2@ > identifier p1.getstatefunc; > identifier chip, pwm, state; > @@ > -void > +int > getstatefunc(struct pwm_chip *chip, struct pwm_device *pwm, struct pwm_state > *state) > { > ... > - return; > + return 0; > ... > } > > plus the actual change of the prototype in include/linux/pwm.h (plus some > manual fixing of indentions and empty lines). > > So for now all drivers return success unconditionally. They are adapted > in the following patches to make the changes easier reviewable. > > Signed-off-by: Uwe Kleine-König <u.kleine-koe...@pengutronix.de> > --- > drivers/gpio/gpio-mvebu.c | 9 ++++++--- > drivers/gpu/drm/bridge/ti-sn65dsi86.c | 14 ++++++++------ > drivers/leds/rgb/leds-qcom-lpg.c | 14 ++++++++------ > drivers/pwm/pwm-atmel.c | 6 ++++-- > drivers/pwm/pwm-bcm-iproc.c | 8 +++++--- > drivers/pwm/pwm-crc.c | 10 ++++++---- > drivers/pwm/pwm-cros-ec.c | 8 +++++--- > drivers/pwm/pwm-dwc.c | 6 ++++-- > drivers/pwm/pwm-hibvt.c | 6 ++++-- > drivers/pwm/pwm-imx-tpm.c | 8 +++++--- > drivers/pwm/pwm-imx27.c | 8 +++++--- > drivers/pwm/pwm-intel-lgm.c | 6 ++++-- > drivers/pwm/pwm-iqs620a.c | 6 ++++-- > drivers/pwm/pwm-keembay.c | 6 ++++-- > drivers/pwm/pwm-lpss.c | 6 ++++-- > drivers/pwm/pwm-meson.c | 8 +++++--- > drivers/pwm/pwm-mtk-disp.c | 12 +++++++----- > drivers/pwm/pwm-pca9685.c | 8 +++++--- > drivers/pwm/pwm-raspberrypi-poe.c | 8 +++++--- > drivers/pwm/pwm-rockchip.c | 12 +++++++----- > drivers/pwm/pwm-sifive.c | 6 ++++-- > drivers/pwm/pwm-sl28cpld.c | 8 +++++--- > drivers/pwm/pwm-sprd.c | 8 +++++--- > drivers/pwm/pwm-stm32-lp.c | 8 +++++--- > drivers/pwm/pwm-sun4i.c | 12 +++++++----- > drivers/pwm/pwm-sunplus.c | 6 ++++-- > drivers/pwm/pwm-visconti.c | 6 ++++-- > drivers/pwm/pwm-xilinx.c | 8 +++++--- > include/linux/pwm.h | 4 ++-- > 29 files changed, 146 insertions(+), 89 deletions(-)
For ti-sn65dsi86.c: Acked-by: Douglas Anderson <diand...@chromium.org>