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authorJani Nikula <jani.nikula@intel.com>2016-04-26 16:14:25 +0300
committerJani Nikula <jani.nikula@intel.com>2016-05-17 16:12:38 +0300
commit90198355b83c79e2158ec591085858b191f08502 (patch)
treeb5b6283ebd65709f1d5f18fdad09049f246a2e0d /drivers/gpu/drm/i915/intel_panel.c
parent9a652cc01e589e10e2aa341074ea240c9838102b (diff)
drm/i915/dsi: Add DCS control for Panel PWM
If the source of the backlight PWM is from the panel then the PWM can be controlled by DCS command, this patch adds the support to enable/disbale panel PWM, control backlight level etc... v2: Moving the CABC bkl functions to new file.(Jani) v3: Rebase v4: Rebase v5: Use mipi_dsi_dcs_write() instead of mipi_dsi_dcs_write_buffer() (Jani) Move DCS macro`s to include/video/mipi_display.h (Jani) v6: Rename the file to intel_dsi_panel_pwm.c Removing the CABC operations v7 by Jani: renames, rebases, etc. v8 by Jani: s/INTEL_BACKLIGHT_CABC/INTEL_BACKLIGHT_DSI_DCS/ v9 by Jani: rename init function to intel_dsi_dcs_init_backlight_funcs Cc: Jani Nikula <jani.nikula@intel.com> Cc: Daniel Vetter <daniel.vetter@intel.com> Cc: Yetunde Adebisi <yetundex.adebisi@intel.com> Signed-off-by: Deepak M <m.deepak@intel.com> Reviewed-by: Yetunde Adebisi <yetundex.adebisi@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/71238a4b14b8c3a6c04070c789f09f1b4bc00a15.1461676337.git.jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_panel.c')
-rw-r--r--drivers/gpu/drm/i915/intel_panel.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 828f0fcaaaf8..efaee7a7f933 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -1722,6 +1722,10 @@ intel_panel_init_backlight_funcs(struct intel_panel *panel)
intel_dp_aux_init_backlight_funcs(connector) == 0)
return;
+ if (connector->base.connector_type == DRM_MODE_CONNECTOR_DSI &&
+ intel_dsi_dcs_init_backlight_funcs(connector) == 0)
+ return;
+
if (IS_BROXTON(dev_priv)) {
panel->backlight.setup = bxt_setup_backlight;
panel->backlight.enable = bxt_enable_backlight;