On 28/05/2020 16.39, Peter Ujfalusi wrote:
> Hi Sam,
>
> On 17/05/2020 22.01, 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.
>
> Thanks for the cleanup in with the series!
>
> Checked gpio/pwm/led backlight drivers mostly:
> Reviewed-by: Peter Ujfalusi <peter.ujflausi@xxxxxx>
Interesting, I had a typo in my e-mail address :o
Let's try again:
Reviewed-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
>
>> v2:
>> - Fixed so changelog is readable
>>
>> Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
>> Cc: Lee Jones <lee.jones@xxxxxxxxxx>
>> Cc: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
>> Cc: Jingoo Han <jingoohan1@xxxxxxxxx>
>> Cc: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
>> Cc: Support Opensource <support.opensource@xxxxxxxxxxx>
>> Cc: Thierry Reding <thierry.reding@xxxxxxxxx>
>> Cc: "Uwe Kleine-König" <u.kleine-koenig@xxxxxxxxxxxxxx>
>> Cc: Andy Gross <agross@xxxxxxxxxx>
>> Cc: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
>> Cc: linux-pwm@xxxxxxxxxxxxxxx
>> Cc: linux-arm-msm@xxxxxxxxxxxxxxx
>> Cc: patches@xxxxxxxxxxxxxxxxxxxxx
>> ---
>> 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/as3711_bl.c | 8 +++-----
>> 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 +-------
>> 23 files changed, 31 insertions(+), 100 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/as3711_bl.c b/drivers/video/backlight/as3711_bl.c
>> index 33f0f0f2e8b3..7fa76008c7bf 100644
>> --- a/drivers/video/backlight/as3711_bl.c
>> +++ b/drivers/video/backlight/as3711_bl.c
>> @@ -107,13 +107,11 @@ static int as3711_bl_update_status(struct backlight_device *bl)
>> int brightness = bl->props.brightness;
>> int ret = 0;
>>
>> - dev_dbg(&bl->dev, "%s(): brightness %u, pwr %x, blank %x, state %x\n",
>> + dev_dbg(&bl->dev, "%s(): brightness %u, pwr %x, state %x\n",
>> __func__, bl->props.brightness, bl->props.power,
>> - bl->props.fb_blank, bl->props.state);
>> + bl->props.state);
>>
>> - 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;
>>
>> if (data->type == AS3711_BL_SU1) {
>> 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
>
- Péter
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
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