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    Subject[PATCH v6 2/5] drm: Stop using `select BACKLIGHT_CLASS_DEVICE`
    Date
    Many drivers ab(use) `select BACKLIGHT_CLASS_DEVICE` to avoid
    dependency problems. This however makes it impossible for DRM
    core to be able to add a dependency on ACPI_VIDEO. Switch users
    of `select BACKLIGHT_CLASS_DEVICE` to `depends on BACKLIGHT_CLASS_DEVICE`.

    Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
    ---
    drivers/gpu/drm/bridge/Kconfig | 2 +-
    drivers/gpu/drm/fsl-dcu/Kconfig | 2 +-
    drivers/gpu/drm/gud/Kconfig | 2 +-
    drivers/gpu/drm/renesas/shmobile/Kconfig | 2 +-
    drivers/gpu/drm/solomon/Kconfig | 2 +-
    drivers/gpu/drm/tilcdc/Kconfig | 2 +-
    drivers/gpu/drm/tiny/Kconfig | 14 +++++++-------
    drivers/platform/x86/Kconfig | 4 ++--
    drivers/usb/misc/Kconfig | 2 +-
    9 files changed, 16 insertions(+), 16 deletions(-)

    diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
    index efd996f6c138..c4e0d506a389 100644
    --- a/drivers/gpu/drm/bridge/Kconfig
    +++ b/drivers/gpu/drm/bridge/Kconfig
    @@ -218,9 +218,9 @@ config DRM_NXP_PTN3460
    config DRM_PARADE_PS8622
    tristate "Parade eDP/LVDS bridge"
    depends on OF
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_PANEL
    select DRM_KMS_HELPER
    - select BACKLIGHT_CLASS_DEVICE
    help
    Parade eDP-LVDS bridge chip driver.

    diff --git a/drivers/gpu/drm/fsl-dcu/Kconfig b/drivers/gpu/drm/fsl-dcu/Kconfig
    index 5ca71ef87325..93202786bec5 100644
    --- a/drivers/gpu/drm/fsl-dcu/Kconfig
    +++ b/drivers/gpu/drm/fsl-dcu/Kconfig
    @@ -2,7 +2,7 @@
    config DRM_FSL_DCU
    tristate "DRM Support for Freescale DCU"
    depends on DRM && OF && ARM && COMMON_CLK
    - select BACKLIGHT_CLASS_DEVICE
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_GEM_DMA_HELPER
    select DRM_KMS_HELPER
    select DRM_PANEL
    diff --git a/drivers/gpu/drm/gud/Kconfig b/drivers/gpu/drm/gud/Kconfig
    index 9c1e61f9eec3..44553514ad64 100644
    --- a/drivers/gpu/drm/gud/Kconfig
    +++ b/drivers/gpu/drm/gud/Kconfig
    @@ -3,10 +3,10 @@
    config DRM_GUD
    tristate "GUD USB Display"
    depends on DRM && USB && MMU
    + depends on BACKLIGHT_CLASS_DEVICE
    select LZ4_COMPRESS
    select DRM_KMS_HELPER
    select DRM_GEM_SHMEM_HELPER
    - select BACKLIGHT_CLASS_DEVICE
    help
    This is a DRM display driver for GUD USB Displays or display
    adapters.
    diff --git a/drivers/gpu/drm/renesas/shmobile/Kconfig b/drivers/gpu/drm/renesas/shmobile/Kconfig
    index 027220b8fe1c..6b36dee443eb 100644
    --- a/drivers/gpu/drm/renesas/shmobile/Kconfig
    +++ b/drivers/gpu/drm/renesas/shmobile/Kconfig
    @@ -3,7 +3,7 @@ config DRM_SHMOBILE
    tristate "DRM Support for SH Mobile"
    depends on DRM && PM
    depends on ARCH_RENESAS || ARCH_SHMOBILE || COMPILE_TEST
    - select BACKLIGHT_CLASS_DEVICE
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_KMS_HELPER
    select DRM_GEM_DMA_HELPER
    select VIDEOMODE_HELPERS
    diff --git a/drivers/gpu/drm/solomon/Kconfig b/drivers/gpu/drm/solomon/Kconfig
    index c3ee956c2bb9..2b36ac8e0913 100644
    --- a/drivers/gpu/drm/solomon/Kconfig
    +++ b/drivers/gpu/drm/solomon/Kconfig
    @@ -1,7 +1,7 @@
    config DRM_SSD130X
    tristate "DRM support for Solomon SSD13xx OLED displays"
    depends on DRM && MMU
    - select BACKLIGHT_CLASS_DEVICE
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_GEM_SHMEM_HELPER
    select DRM_KMS_HELPER
    help
    diff --git a/drivers/gpu/drm/tilcdc/Kconfig b/drivers/gpu/drm/tilcdc/Kconfig
    index d3bd2d7a181e..640adf075bba 100644
    --- a/drivers/gpu/drm/tilcdc/Kconfig
    +++ b/drivers/gpu/drm/tilcdc/Kconfig
    @@ -2,12 +2,12 @@
    config DRM_TILCDC
    tristate "DRM Support for TI LCDC Display Controller"
    depends on DRM && OF && ARM
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_KMS_HELPER
    select DRM_GEM_DMA_HELPER
    select DRM_BRIDGE
    select DRM_PANEL_BRIDGE
    select VIDEOMODE_HELPERS
    - select BACKLIGHT_CLASS_DEVICE
    help
    Choose this option if you have an TI SoC with LCDC display
    controller, for example AM33xx in beagle-bone, DA8xx, or
    diff --git a/drivers/gpu/drm/tiny/Kconfig b/drivers/gpu/drm/tiny/Kconfig
    index f6889f649bc1..d5160a6b5d72 100644
    --- a/drivers/gpu/drm/tiny/Kconfig
    +++ b/drivers/gpu/drm/tiny/Kconfig
    @@ -67,10 +67,10 @@ config DRM_OFDRM
    config DRM_PANEL_MIPI_DBI
    tristate "DRM support for MIPI DBI compatible panels"
    depends on DRM && SPI
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_KMS_HELPER
    select DRM_GEM_DMA_HELPER
    select DRM_MIPI_DBI
    - select BACKLIGHT_CLASS_DEVICE
    select VIDEOMODE_HELPERS
    help
    Say Y here if you want to enable support for MIPI DBI compatible
    @@ -99,10 +99,10 @@ config DRM_SIMPLEDRM
    config TINYDRM_HX8357D
    tristate "DRM support for HX8357D display panels"
    depends on DRM && SPI
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_KMS_HELPER
    select DRM_GEM_DMA_HELPER
    select DRM_MIPI_DBI
    - select BACKLIGHT_CLASS_DEVICE
    help
    DRM driver for the following HX8357D panels:
    * YX350HV15-T 3.5" 340x350 TFT (Adafruit 3.5")
    @@ -112,7 +112,7 @@ config TINYDRM_HX8357D
    config TINYDRM_ILI9163
    tristate "DRM support for ILI9163 display panels"
    depends on DRM && SPI
    - select BACKLIGHT_CLASS_DEVICE
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_GEM_DMA_HELPER
    select DRM_KMS_HELPER
    select DRM_MIPI_DBI
    @@ -137,10 +137,10 @@ config TINYDRM_ILI9225
    config TINYDRM_ILI9341
    tristate "DRM support for ILI9341 display panels"
    depends on DRM && SPI
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_KMS_HELPER
    select DRM_GEM_DMA_HELPER
    select DRM_MIPI_DBI
    - select BACKLIGHT_CLASS_DEVICE
    help
    DRM driver for the following Ilitek ILI9341 panels:
    * YX240QV29-T 2.4" 240x320 TFT (Adafruit 2.4")
    @@ -150,10 +150,10 @@ config TINYDRM_ILI9341
    config TINYDRM_ILI9486
    tristate "DRM support for ILI9486 display panels"
    depends on DRM && SPI
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_KMS_HELPER
    select DRM_GEM_DMA_HELPER
    select DRM_MIPI_DBI
    - select BACKLIGHT_CLASS_DEVICE
    help
    DRM driver for the following Ilitek ILI9486 panels:
    * PISCREEN 3.5" 320x480 TFT (Ozzmaker 3.5")
    @@ -164,10 +164,10 @@ config TINYDRM_ILI9486
    config TINYDRM_MI0283QT
    tristate "DRM support for MI0283QT"
    depends on DRM && SPI
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_KMS_HELPER
    select DRM_GEM_DMA_HELPER
    select DRM_MIPI_DBI
    - select BACKLIGHT_CLASS_DEVICE
    help
    DRM driver for the Multi-Inno MI0283QT display panel
    If M is selected the module will be called mi0283qt.
    @@ -201,10 +201,10 @@ config TINYDRM_ST7586
    config TINYDRM_ST7735R
    tristate "DRM support for Sitronix ST7715R/ST7735R display panels"
    depends on DRM && SPI
    + depends on BACKLIGHT_CLASS_DEVICE
    select DRM_KMS_HELPER
    select DRM_GEM_DMA_HELPER
    select DRM_MIPI_DBI
    - select BACKLIGHT_CLASS_DEVICE
    help
    DRM driver for Sitronix ST7715R/ST7735R with one of the following
    LCDs:
    diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
    index bdd302274b9a..509bcf6ac88b 100644
    --- a/drivers/platform/x86/Kconfig
    +++ b/drivers/platform/x86/Kconfig
    @@ -753,7 +753,7 @@ config SAMSUNG_LAPTOP
    config SAMSUNG_Q10
    tristate "Samsung Q10 Extras"
    depends on ACPI
    - select BACKLIGHT_CLASS_DEVICE
    + depends on BACKLIGHT_CLASS_DEVICE
    help
    This driver provides support for backlight control on Samsung Q10
    and related laptops, including Dell Latitude X200.
    @@ -852,7 +852,7 @@ config ACPI_CMPC
    tristate "CMPC Laptop Extras"
    depends on ACPI && INPUT
    depends on RFKILL || RFKILL=n
    - select BACKLIGHT_CLASS_DEVICE
    + depends on BACKLIGHT_CLASS_DEVICE
    help
    Support for Intel Classmate PC ACPI devices, including some
    keys as input device, backlight device, tablet and accelerometer
    diff --git a/drivers/usb/misc/Kconfig b/drivers/usb/misc/Kconfig
    index c510af7baa0d..2251ddabbfb8 100644
    --- a/drivers/usb/misc/Kconfig
    +++ b/drivers/usb/misc/Kconfig
    @@ -139,7 +139,7 @@ config USB_IDMOUSE

    config USB_APPLEDISPLAY
    tristate "Apple Cinema Display support"
    - select BACKLIGHT_CLASS_DEVICE
    + depends on BACKLIGHT_CLASS_DEVICE
    help
    Say Y here if you want to control the backlight of Apple Cinema
    Displays over USB. This driver provides a sysfs interface.
    --
    2.34.1

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