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drm/rockchip: drv: add support bcsh read from loader

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Change-Id: I181f0d9066b4a1dbfdfe076a5b18a8d4cd639230
Signed-off-by: Sandy Huang <hjc@rock-chips.com>
This commit is contained in:
Sandy Huang
2021-04-26 17:39:34 +08:00
parent fb57e7e357
commit 6cbc8aefdc
1 changed files with 29 additions and 0 deletions
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29
drivers/gpu/drm/rockchip/rockchip_drm_drv.c
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@@ -85,6 +85,11 @@ struct rockchip_drm_mode_set {
int top_margin;
int bottom_margin;
unsigned int brightness;
unsigned int contrast;
unsigned int saturation;
unsigned int hue;
bool mode_changed;
int ratio;
};
@@ -530,6 +535,26 @@ of_parse_display_resource(struct drm_device *drm_dev, struct device_node *route)
if (!of_property_read_u32(route, "overscan,bottom_margin", &val))
set->bottom_margin = val;
if (!of_property_read_u32(route, "bcsh,brightness", &val))
set->brightness = val;
else
set->brightness = 50;
if (!of_property_read_u32(route, "bcsh,contrast", &val))
set->contrast = val;
else
set->contrast = 50;
if (!of_property_read_u32(route, "bcsh,saturation", &val))
set->saturation = val;
else
set->saturation = 50;
if (!of_property_read_u32(route, "bcsh,hue", &val))
set->hue = val;
else
set->hue = 50;
if (!of_property_read_u32(route, "cubic_lut,offset", &val)) {
private->cubic_lut[crtc->index].enable = true;
private->cubic_lut[crtc->index].offset = val;
@@ -744,6 +769,10 @@ static int setup_initial_state(struct drm_device *drm_dev,
goto error_conn;
}
conn_state->tv.brightness = set->brightness;
conn_state->tv.contrast = set->contrast;
conn_state->tv.saturation = set->saturation;
conn_state->tv.hue = set->hue;
set->mode = mode;
crtc_state = drm_atomic_get_crtc_state(state, crtc);
if (IS_ERR(crtc_state)) {