On Mon, Jun 01, 2020 at 03:28:01PM +0300, Peter Ujfalusi wrote:
>
>
> On 01/06/2020 9.52, Sam Ravnborg wrote:
> > Replaces the open-coded checks of the state etc.,
> > with the backlight_is_blank() helper.
> > This increases readability of the code and align
> > the functionality across the drivers.
>
> Reviewed-by: Peter Ujfalusi <peter.ujfal...@ti.com>
Thanks, I missed your previsous r-b. Sorry.
Sam
>
> > v3:
> > - Dropped as3711_bl, it will be modified in another patch
> >
> > v2:
> > - Fixed so changelog is readable
> >
> > Signed-off-by: Sam Ravnborg <s...@ravnborg.org>
> > Reviewed-by: Daniel Thompson <daniel.thomp...@linaro.org>
> > Cc: Lee Jones <lee.jo...@linaro.org>
> > Cc: Daniel Thompson <daniel.thomp...@linaro.org>
> > Cc: Jingoo Han <jingooh...@gmail.com>
> > Cc: Michael Hennerich <michael.henner...@analog.com>
> > Cc: Support Opensource <support.opensou...@diasemi.com>
> > Cc: Thierry Reding <thierry.red...@gmail.com>
> > Cc: "Uwe Kleine-König" <u.kleine-koe...@pengutronix.de>
> > Cc: Andy Gross <agr...@kernel.org>
> > Cc: Bjorn Andersson <bjorn.anders...@linaro.org>
> > Cc: linux-...@vger.kernel.org
> > Cc: linux-arm-...@vger.kernel.org
> > Cc: patc...@opensource.cirrus.com
> > ---
> > drivers/video/backlight/88pm860x_bl.c | 8 +-------
> > drivers/video/backlight/adp5520_bl.c | 5 +----
> > drivers/video/backlight/adp8860_bl.c | 5 +----
> > drivers/video/backlight/adp8870_bl.c | 5 +----
> > drivers/video/backlight/bd6107.c | 4 +---
> > drivers/video/backlight/corgi_lcd.c | 5 +----
> > drivers/video/backlight/cr_bllcd.c | 22 +++++++---------------
> > drivers/video/backlight/da903x_bl.c | 8 +-------
> > drivers/video/backlight/ep93xx_bl.c | 3 +--
> > drivers/video/backlight/gpio_backlight.c | 4 +---
> > drivers/video/backlight/hp680_bl.c | 4 +---
> > drivers/video/backlight/jornada720_bl.c | 2 +-
> > drivers/video/backlight/kb3886_bl.c | 4 +---
> > drivers/video/backlight/led_bl.c | 4 +---
> > drivers/video/backlight/lm3533_bl.c | 4 +---
> > drivers/video/backlight/locomolcd.c | 4 +---
> > drivers/video/backlight/lv5207lp.c | 4 +---
> > drivers/video/backlight/max8925_bl.c | 8 +-------
> > drivers/video/backlight/pwm_bl.c | 4 +---
> > drivers/video/backlight/qcom-wled.c | 4 +---
> > drivers/video/backlight/tps65217_bl.c | 4 +---
> > drivers/video/backlight/wm831x_bl.c | 8 +-------
> > 22 files changed, 28 insertions(+), 95 deletions(-)
> >
> > diff --git a/drivers/video/backlight/88pm860x_bl.c
> > b/drivers/video/backlight/88pm860x_bl.c
> > index 20d96a5ac384..162c83ab0f5a 100644
> > --- a/drivers/video/backlight/88pm860x_bl.c
> > +++ b/drivers/video/backlight/88pm860x_bl.c
> > @@ -123,13 +123,7 @@ static int pm860x_backlight_update_status(struct
> > backlight_device *bl)
> > {
> > int brightness = bl->props.brightness;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.fb_blank != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.state & BL_CORE_SUSPENDED)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > return pm860x_backlight_set(bl, brightness);
> > diff --git a/drivers/video/backlight/adp5520_bl.c
> > b/drivers/video/backlight/adp5520_bl.c
> > index 0f63f76723a5..d817b0d95c9d 100644
> > --- a/drivers/video/backlight/adp5520_bl.c
> > +++ b/drivers/video/backlight/adp5520_bl.c
> > @@ -67,10 +67,7 @@ static int adp5520_bl_update_status(struct
> > backlight_device *bl)
> > {
> > int brightness = bl->props.brightness;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.fb_blank != FB_BLANK_UNBLANK)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > return adp5520_bl_set(bl, brightness);
> > diff --git a/drivers/video/backlight/adp8860_bl.c
> > b/drivers/video/backlight/adp8860_bl.c
> > index 19968104fc47..a0ce2a3701fa 100644
> > --- a/drivers/video/backlight/adp8860_bl.c
> > +++ b/drivers/video/backlight/adp8860_bl.c
> > @@ -363,10 +363,7 @@ static int adp8860_bl_update_status(struct
> > backlight_device *bl)
> > {
> > int brightness = bl->props.brightness;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.fb_blank != FB_BLANK_UNBLANK)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > return adp8860_bl_set(bl, brightness);
> > diff --git a/drivers/video/backlight/adp8870_bl.c
> > b/drivers/video/backlight/adp8870_bl.c
> > index 4c0032010cfe..ae4269fdb189 100644
> > --- a/drivers/video/backlight/adp8870_bl.c
> > +++ b/drivers/video/backlight/adp8870_bl.c
> > @@ -401,10 +401,7 @@ static int adp8870_bl_update_status(struct
> > backlight_device *bl)
> > {
> > int brightness = bl->props.brightness;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.fb_blank != FB_BLANK_UNBLANK)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > return adp8870_bl_set(bl, brightness);
> > diff --git a/drivers/video/backlight/bd6107.c
> > b/drivers/video/backlight/bd6107.c
> > index d5d5fb457e78..f6a5c1dba3bc 100644
> > --- a/drivers/video/backlight/bd6107.c
> > +++ b/drivers/video/backlight/bd6107.c
> > @@ -84,9 +84,7 @@ static int bd6107_backlight_update_status(struct
> > backlight_device *backlight)
> > struct bd6107 *bd = bl_get_data(backlight);
> > int brightness = backlight->props.brightness;
> >
> > - if (backlight->props.power != FB_BLANK_UNBLANK ||
> > - backlight->props.fb_blank != FB_BLANK_UNBLANK ||
> > - backlight->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK))
> > + if (backlight_is_blank(backlight))
> > brightness = 0;
> >
> > if (brightness) {
> > diff --git a/drivers/video/backlight/corgi_lcd.c
> > b/drivers/video/backlight/corgi_lcd.c
> > index 25ef0cbd7583..c9adf4e26355 100644
> > --- a/drivers/video/backlight/corgi_lcd.c
> > +++ b/drivers/video/backlight/corgi_lcd.c
> > @@ -422,10 +422,7 @@ static int corgi_bl_update_status(struct
> > backlight_device *bd)
> > struct corgi_lcd *lcd = bl_get_data(bd);
> > int intensity = bd->props.brightness;
> >
> > - if (bd->props.power != FB_BLANK_UNBLANK)
> > - intensity = 0;
> > -
> > - if (bd->props.fb_blank != FB_BLANK_UNBLANK)
> > + if (backlight_is_blank(bd))
> > intensity = 0;
> >
> > if (corgibl_flags & CORGIBL_SUSPENDED)
> > diff --git a/drivers/video/backlight/cr_bllcd.c
> > b/drivers/video/backlight/cr_bllcd.c
> > index 4624b7b7c6a6..d5ab7675f55c 100644
> > --- a/drivers/video/backlight/cr_bllcd.c
> > +++ b/drivers/video/backlight/cr_bllcd.c
> > @@ -59,26 +59,18 @@ struct cr_panel {
> >
> > static int cr_backlight_set_intensity(struct backlight_device *bd)
> > {
> > - int intensity = bd->props.brightness;
> > u32 addr = gpio_bar + CRVML_PANEL_PORT;
> > u32 cur = inl(addr);
> >
> > - if (bd->props.power == FB_BLANK_UNBLANK)
> > - intensity = FB_BLANK_UNBLANK;
> > - if (bd->props.fb_blank == FB_BLANK_UNBLANK)
> > - intensity = FB_BLANK_UNBLANK;
> > - if (bd->props.power == FB_BLANK_POWERDOWN)
> > - intensity = FB_BLANK_POWERDOWN;
> > - if (bd->props.fb_blank == FB_BLANK_POWERDOWN)
> > - intensity = FB_BLANK_POWERDOWN;
> > -
> > - if (intensity == FB_BLANK_UNBLANK) { /* FULL ON */
> > - cur &= ~CRVML_BACKLIGHT_OFF;
> > - outl(cur, addr);
> > - } else if (intensity == FB_BLANK_POWERDOWN) { /* OFF */
> > + if (backlight_is_blank(bd)) {
> > + /* OFF */
> > cur |= CRVML_BACKLIGHT_OFF;
> > outl(cur, addr);
> > - } /* anything else, don't bother */
> > + } else {
> > + /* FULL ON */
> > + cur &= ~CRVML_BACKLIGHT_OFF;
> > + outl(cur, addr);
> > + }
> >
> > return 0;
> > }
> > diff --git a/drivers/video/backlight/da903x_bl.c
> > b/drivers/video/backlight/da903x_bl.c
> > index 62540e4bdedb..ca351badfdcf 100644
> > --- a/drivers/video/backlight/da903x_bl.c
> > +++ b/drivers/video/backlight/da903x_bl.c
> > @@ -79,13 +79,7 @@ static int da903x_backlight_update_status(struct
> > backlight_device *bl)
> > {
> > int brightness = bl->props.brightness;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.fb_blank != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.state & BL_CORE_SUSPENDED)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > return da903x_backlight_set(bl, brightness);
> > diff --git a/drivers/video/backlight/ep93xx_bl.c
> > b/drivers/video/backlight/ep93xx_bl.c
> > index 4149e0b2f83c..491185df1411 100644
> > --- a/drivers/video/backlight/ep93xx_bl.c
> > +++ b/drivers/video/backlight/ep93xx_bl.c
> > @@ -38,8 +38,7 @@ static int ep93xxbl_update_status(struct backlight_device
> > *bl)
> > {
> > int brightness = bl->props.brightness;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK ||
> > - bl->props.fb_blank != FB_BLANK_UNBLANK)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > return ep93xxbl_set(bl, brightness);
> > diff --git a/drivers/video/backlight/gpio_backlight.c
> > b/drivers/video/backlight/gpio_backlight.c
> > index 75409ddfba3e..94b65e4d2aa0 100644
> > --- a/drivers/video/backlight/gpio_backlight.c
> > +++ b/drivers/video/backlight/gpio_backlight.c
> > @@ -25,9 +25,7 @@ static int gpio_backlight_get_next_brightness(struct
> > backlight_device *bl)
> > {
> > int brightness = bl->props.brightness;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK ||
> > - bl->props.fb_blank != FB_BLANK_UNBLANK ||
> > - bl->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK))
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > return brightness;
> > diff --git a/drivers/video/backlight/hp680_bl.c
> > b/drivers/video/backlight/hp680_bl.c
> > index 8ea42b8d9bc8..01d805ca8415 100644
> > --- a/drivers/video/backlight/hp680_bl.c
> > +++ b/drivers/video/backlight/hp680_bl.c
> > @@ -35,9 +35,7 @@ static void hp680bl_send_intensity(struct
> > backlight_device *bd)
> > u16 v;
> > int intensity = bd->props.brightness;
> >
> > - if (bd->props.power != FB_BLANK_UNBLANK)
> > - intensity = 0;
> > - if (bd->props.fb_blank != FB_BLANK_UNBLANK)
> > + if (backlight_is_blank(bd))
> > intensity = 0;
> > if (hp680bl_suspended)
> > intensity = 0;
> > diff --git a/drivers/video/backlight/jornada720_bl.c
> > b/drivers/video/backlight/jornada720_bl.c
> > index f0385f9cf9da..996f7ba3b373 100644
> > --- a/drivers/video/backlight/jornada720_bl.c
> > +++ b/drivers/video/backlight/jornada720_bl.c
> > @@ -54,7 +54,7 @@ static int jornada_bl_update_status(struct
> > backlight_device *bd)
> > jornada_ssp_start();
> >
> > /* If backlight is off then really turn it off */
> > - if ((bd->props.power != FB_BLANK_UNBLANK) || (bd->props.fb_blank !=
> > FB_BLANK_UNBLANK)) {
> > + if (backlight_is_blank(bd)) {
> > ret = jornada_ssp_byte(BRIGHTNESSOFF);
> > if (ret != TXDUMMY) {
> > dev_info(&bd->dev, "brightness off timeout\n");
> > diff --git a/drivers/video/backlight/kb3886_bl.c
> > b/drivers/video/backlight/kb3886_bl.c
> > index 1dfe13c18925..a0fd5d3d82f5 100644
> > --- a/drivers/video/backlight/kb3886_bl.c
> > +++ b/drivers/video/backlight/kb3886_bl.c
> > @@ -89,9 +89,7 @@ static int kb3886bl_send_intensity(struct
> > backlight_device *bd)
> > {
> > int intensity = bd->props.brightness;
> >
> > - if (bd->props.power != FB_BLANK_UNBLANK)
> > - intensity = 0;
> > - if (bd->props.fb_blank != FB_BLANK_UNBLANK)
> > + if (backlight_is_blank(bd))
> > intensity = 0;
> > if (kb3886bl_flags & KB3886BL_SUSPENDED)
> > intensity = 0;
> > diff --git a/drivers/video/backlight/led_bl.c
> > b/drivers/video/backlight/led_bl.c
> > index 3f66549997c8..c655ddd99cfb 100644
> > --- a/drivers/video/backlight/led_bl.c
> > +++ b/drivers/video/backlight/led_bl.c
> > @@ -56,9 +56,7 @@ static int led_bl_update_status(struct backlight_device
> > *bl)
> > struct led_bl_data *priv = bl_get_data(bl);
> > int brightness = bl->props.brightness;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK ||
> > - bl->props.fb_blank != FB_BLANK_UNBLANK ||
> > - bl->props.state & BL_CORE_FBBLANK)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > if (brightness > 0)
> > diff --git a/drivers/video/backlight/lm3533_bl.c
> > b/drivers/video/backlight/lm3533_bl.c
> > index ee09d1bd02b9..476146b62c4e 100644
> > --- a/drivers/video/backlight/lm3533_bl.c
> > +++ b/drivers/video/backlight/lm3533_bl.c
> > @@ -41,9 +41,7 @@ static int lm3533_bl_update_status(struct
> > backlight_device *bd)
> > struct lm3533_bl *bl = bl_get_data(bd);
> > int brightness = bd->props.brightness;
> >
> > - if (bd->props.power != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > - if (bd->props.fb_blank != FB_BLANK_UNBLANK)
> > + if (backlight_is_blank(bd))
> > brightness = 0;
> >
> > return lm3533_ctrlbank_set_brightness(&bl->cb, (u8)brightness);
> > diff --git a/drivers/video/backlight/locomolcd.c
> > b/drivers/video/backlight/locomolcd.c
> > index cdc02e04f89d..8064cad8d683 100644
> > --- a/drivers/video/backlight/locomolcd.c
> > +++ b/drivers/video/backlight/locomolcd.c
> > @@ -113,9 +113,7 @@ static int locomolcd_set_intensity(struct
> > backlight_device *bd)
> > {
> > int intensity = bd->props.brightness;
> >
> > - if (bd->props.power != FB_BLANK_UNBLANK)
> > - intensity = 0;
> > - if (bd->props.fb_blank != FB_BLANK_UNBLANK)
> > + if (backlight_is_blank(bd))
> > intensity = 0;
> > if (locomolcd_flags & LOCOMOLCD_SUSPENDED)
> > intensity = 0;
> > diff --git a/drivers/video/backlight/lv5207lp.c
> > b/drivers/video/backlight/lv5207lp.c
> > index c6ad73a784e2..ef8aa9803577 100644
> > --- a/drivers/video/backlight/lv5207lp.c
> > +++ b/drivers/video/backlight/lv5207lp.c
> > @@ -48,9 +48,7 @@ static int lv5207lp_backlight_update_status(struct
> > backlight_device *backlight)
> > struct lv5207lp *lv = bl_get_data(backlight);
> > int brightness = backlight->props.brightness;
> >
> > - if (backlight->props.power != FB_BLANK_UNBLANK ||
> > - backlight->props.fb_blank != FB_BLANK_UNBLANK ||
> > - backlight->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK))
> > + if (backlight_is_blank(backlight))
> > brightness = 0;
> >
> > if (brightness) {
> > diff --git a/drivers/video/backlight/max8925_bl.c
> > b/drivers/video/backlight/max8925_bl.c
> > index 97cc260ff9d1..b8af2c6407d3 100644
> > --- a/drivers/video/backlight/max8925_bl.c
> > +++ b/drivers/video/backlight/max8925_bl.c
> > @@ -66,13 +66,7 @@ static int max8925_backlight_update_status(struct
> > backlight_device *bl)
> > {
> > int brightness = bl->props.brightness;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.fb_blank != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.state & BL_CORE_SUSPENDED)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > return max8925_backlight_set(bl, brightness);
> > diff --git a/drivers/video/backlight/pwm_bl.c
> > b/drivers/video/backlight/pwm_bl.c
> > index 82b8d7594701..7d0ffcd37f07 100644
> > --- a/drivers/video/backlight/pwm_bl.c
> > +++ b/drivers/video/backlight/pwm_bl.c
> > @@ -111,9 +111,7 @@ static int pwm_backlight_update_status(struct
> > backlight_device *bl)
> > int brightness = bl->props.brightness;
> > struct pwm_state state;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK ||
> > - bl->props.fb_blank != FB_BLANK_UNBLANK ||
> > - bl->props.state & BL_CORE_FBBLANK)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > if (pb->notify)
> > diff --git a/drivers/video/backlight/qcom-wled.c
> > b/drivers/video/backlight/qcom-wled.c
> > index 3d276b30a78c..9600f5d58ece 100644
> > --- a/drivers/video/backlight/qcom-wled.c
> > +++ b/drivers/video/backlight/qcom-wled.c
> > @@ -261,9 +261,7 @@ static int wled_update_status(struct backlight_device
> > *bl)
> > u16 brightness = bl->props.brightness;
> > int rc = 0;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK ||
> > - bl->props.fb_blank != FB_BLANK_UNBLANK ||
> > - bl->props.state & BL_CORE_FBBLANK)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > mutex_lock(&wled->lock);
> > diff --git a/drivers/video/backlight/tps65217_bl.c
> > b/drivers/video/backlight/tps65217_bl.c
> > index 762e3feed097..1041e5e62ee3 100644
> > --- a/drivers/video/backlight/tps65217_bl.c
> > +++ b/drivers/video/backlight/tps65217_bl.c
> > @@ -82,9 +82,7 @@ static int tps65217_bl_update_status(struct
> > backlight_device *bl)
> > if (bl->props.state & BL_CORE_SUSPENDED)
> > brightness = 0;
> >
> > - if ((bl->props.power != FB_BLANK_UNBLANK) ||
> > - (bl->props.fb_blank != FB_BLANK_UNBLANK))
> > - /* framebuffer in low power mode or blanking active */
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > if (brightness > 0) {
> > diff --git a/drivers/video/backlight/wm831x_bl.c
> > b/drivers/video/backlight/wm831x_bl.c
> > index e55977d54c15..dc2ab6c8b7f9 100644
> > --- a/drivers/video/backlight/wm831x_bl.c
> > +++ b/drivers/video/backlight/wm831x_bl.c
> > @@ -93,13 +93,7 @@ static int wm831x_backlight_update_status(struct
> > backlight_device *bl)
> > {
> > int brightness = bl->props.brightness;
> >
> > - if (bl->props.power != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.fb_blank != FB_BLANK_UNBLANK)
> > - brightness = 0;
> > -
> > - if (bl->props.state & BL_CORE_SUSPENDED)
> > + if (backlight_is_blank(bl))
> > brightness = 0;
> >
> > return wm831x_backlight_set(bl, brightness);
> >
>
> - Péter
>
> Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
> Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
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