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    Subject[PATCH 3.12 138/212] drm/radeon: hook up backlight functions for CI and KV family.
    Date
    3.12-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Samuel Li <samuel.li@amd.com>

    commit 7272c9d2286525d4c6bce788243cf2b6f306d15c upstream.

    Fixes crashes when handling atif events due to the lack of a
    callback being registered.

    Signed-off-by: Samuel Li <samuel.li@amd.com>
    Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/gpu/drm/radeon/radeon_asic.c | 4 ++++
    1 file changed, 4 insertions(+)

    --- a/drivers/gpu/drm/radeon/radeon_asic.c
    +++ b/drivers/gpu/drm/radeon/radeon_asic.c
    @@ -2019,6 +2019,8 @@ static struct radeon_asic ci_asic = {
    .bandwidth_update = &dce8_bandwidth_update,
    .get_vblank_counter = &evergreen_get_vblank_counter,
    .wait_for_vblank = &dce4_wait_for_vblank,
    + .set_backlight_level = &atombios_set_backlight_level,
    + .get_backlight_level = &atombios_get_backlight_level,
    .hdmi_enable = &evergreen_hdmi_enable,
    .hdmi_setmode = &evergreen_hdmi_setmode,
    },
    @@ -2119,6 +2121,8 @@ static struct radeon_asic kv_asic = {
    .bandwidth_update = &dce8_bandwidth_update,
    .get_vblank_counter = &evergreen_get_vblank_counter,
    .wait_for_vblank = &dce4_wait_for_vblank,
    + .set_backlight_level = &atombios_set_backlight_level,
    + .get_backlight_level = &atombios_get_backlight_level,
    .hdmi_enable = &evergreen_hdmi_enable,
    .hdmi_setmode = &evergreen_hdmi_setmode,
    },



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