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path: root/drivers/video/backlight
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| * | backlight: introduce backlight_device_registeredAaron Lu2013-10-15
| |/ | | | | | | | | | | | | | | | | | | | | Introduce a new API for modules to query if a specific type of backlight device has been registered. This is useful for some backlight device provider module (e.g. ACPI video) to know if a native control interface(e.g. the interface created by i915) is available and then do things accordingly (e.g. avoid registering its own on Win8 systems). Signed-off-by: Aaron Lu <aaron.lu@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
* | drivers/video/backlight/hx8357.c: remove redundant of_match_ptrSachin Kamat2013-11-12
| | | | | | | | | | | | | | | | | | | | 'hx8357_dt_ids' is always compiled in. Hence of_match_ptr is not needed. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com> Acked-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: atmel-pwm-bl: use gpio_request_oneJohan Hovold2013-11-12
| | | | | | | | | | | | | | | | | | | | Use devm_gpio_request_one rather than requesting and setting direction in two calls. Signed-off-by: Johan Hovold <jhovold@gmail.com> Cc: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: atmel-pwm-bl: refactor gpio_on handlingJohan Hovold2013-11-12
| | | | | | | | | | | | | | | | | | Add helper function to control the gpio_on signal. Signed-off-by: Johan Hovold <jhovold@gmail.com> Acked-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: atmel-pwm-bl: use gpio_is_validJohan Hovold2013-11-12
| | | | | | | | | | | | | | | | | | | | Use gpio_is_valid rather than open coding the more restrictive != -1 test. Signed-off-by: Johan Hovold <jhovold@gmail.com> Acked-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: atmel-pwm-bl: remove unused includeJohan Hovold2013-11-12
| | | | | | | | | | | | | | | | | | Remove unused include of clk.h. Signed-off-by: Johan Hovold <jhovold@gmail.com> Acked-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: atmel-pwm-bl: clean up get_intensityJohan Hovold2013-11-12
| | | | | | | | | | | | | | | | | | Clean up get_intensity to increase readability. Signed-off-by: Johan Hovold <jhovold@gmail.com> Acked-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: atmel-pwm-bl: clean up probe error handlingJohan Hovold2013-11-12
| | | | | | | | | | | | | | | | | | | | | | Clean up probe error handling by checking parameters before any allocations and removing an obsolete error label. Also remove unnecessary reset of private gpio number. Signed-off-by: Johan Hovold <jhovold@gmail.com> Acked-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: atmel-pwm-bl: fix module autoloadJohan Hovold2013-11-12
| | | | | | | | | | | | | | | | | | Add missing module alias which is needed for module autoloading. Signed-off-by: Johan Hovold <jhovold@gmail.com> Acked-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: atmel-pwm-bl: fix gpio polarity in removeJohan Hovold2013-11-12
| | | | | | | | | | | | | | | | | | | | | | Make sure to honour gpio polarity also at remove so that the backlight is actually disabled on boards with active-low enable pin. Signed-off-by: Johan Hovold <jhovold@gmail.com> Acked-by: Jingoo Han <jg1.han@samsung.com> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: atmel-pwm-bl: fix reported brightnessJohan Hovold2013-11-12
| | | | | | | | | | | | | | | | | | | | | | The driver supports 16-bit brightness values, but the value returned from get_brightness was truncated to eight bits. Signed-off-by: Johan Hovold <jhovold@gmail.com> Cc: Jingoo Han <jg1.han@samsung.com> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | drivers/video/backlight/lm3630a_bl.c: add missing destroy_workqueue() on ↵Wei Yongjun2013-11-12
| | | | | | | | | | | | | | | | | | | | | | | | error in lm3630a_intr_config() Add the missing destroy_workqueue() before return from lm3630a_intr_config() in the error handling case. Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Acked-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: s6e63m0: use devm_{backlight,lcd}_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() and devm_lcd_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: cr_bllcd: use devm_{backlight,lcd}_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() and devm_lcd_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: corgi_lcd: use devm_{backlight,lcd}_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() and devm_lcd_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: ld9040: use devm_{backlight,lcd}_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() and devm_lcd_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: ams369fg06: use devm_{backlight,lcd}_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() and devm_lcd_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: tdo24m: use devm_lcd_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_lcd_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: platform_lcd: use devm_lcd_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_lcd_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: ltv350qv: use devm_lcd_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_lcd_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: lms501kf03: use devm_lcd_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_lcd_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: lms283gf05: use devm_lcd_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_lcd_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: ili9320: use devm_lcd_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_lcd_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: ili922x: use devm_lcd_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_lcd_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: hx8357: use devm_lcd_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_lcd_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: wm831x_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: tps65217_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: pcf50633: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: pandora_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: max8925_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: lv5207lp: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: lp855x: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Also, unnecessary lp855x_backlight_unregister() is removed. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: lm3533_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: kb3886_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: gpio_backlight: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: generic_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: ep93xx: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: da9052_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: da903x_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: bd6107: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: atmel-pwm-bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: as3711_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: adp8870: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: adp8860: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: adp5520: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: aat2870: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: 88pm860x_bl: use devm_backlight_device_register()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: use dev_get_platdata()Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | | | Use the wrapper function for retrieving the platform data instead of accessing dev->platform_data directly. This is a cosmetic change to make the code simpler and enhance the readability. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: lp8788: staticize 'default_bl_config'Jingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | | | Fix the following sparse warning: drivers/video/backlight/lp8788_bl.c:55:25: warning: symbol 'default_bl_config' was not declared. Should it be static? Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | backlight: lm3639: don't mix different enum typesJingoo Han2013-11-12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Don't mix different enum types to fix the sparse warnings. drivers/video/backlight/lm3639_bl.c:80:51: warning: mixing different enum types drivers/video/backlight/lm3639_bl.c:80:51: int enum lm3639_fleds versus drivers/video/backlight/lm3639_bl.c:80:51: int enum lm3639_bleds drivers/video/backlight/lm3639_bl.c:82:51: warning: mixing different enum types drivers/video/backlight/lm3639_bl.c:82:51: int enum lm3639_fleds versus drivers/video/backlight/lm3639_bl.c:82:51: int enum lm3639_bleds Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>