[PATCH v3 05/13] drm/dp: Change current_level argument type to u32

[Suraj Kandpal]

Change the current_level argument type to u32 from u16
since it can now carry the value which it gets from
DP_EDP_PANEL_TARGET_LUMINANCE_VALUE.

Signed-off-by: Suraj Kandpal <suraj.kand...@intel.com>
Reviewed-by: Arun R Murthy <arun.r.mur...@intel.com>
---
 drivers/gpu/drm/display/drm_dp_helper.c               | 4 ++--
 drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c | 2 +-
 drivers/gpu/drm/nouveau/nouveau_backlight.c           | 2 +-
 include/drm/display/drm_dp_helper.h                   | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/display/drm_dp_helper.c 
b/drivers/gpu/drm/display/drm_dp_helper.c
index 90b23f78a12d..daeb3bdc87a3 100644
--- a/drivers/gpu/drm/display/drm_dp_helper.c
+++ b/drivers/gpu/drm/display/drm_dp_helper.c
@@ -4270,7 +4270,7 @@ int
 drm_edp_backlight_init(struct drm_dp_aux *aux, struct drm_edp_backlight_info 
*bl,
                       u32 max_luminance,
                       u16 driver_pwm_freq_hz, const u8 
edp_dpcd[EDP_DISPLAY_CTL_CAP_SIZE],
-                      u16 *current_level, u8 *current_mode, bool 
need_luminance)
+                      u32 *current_level, u8 *current_mode, bool 
need_luminance)
 {
        int ret;
 
@@ -4378,7 +4378,7 @@ int drm_panel_dp_aux_backlight(struct drm_panel *panel, 
struct drm_dp_aux *aux)
 {
        struct dp_aux_backlight *bl;
        struct backlight_properties props = { 0 };
-       u16 current_level;
+       u32 current_level;
        u8 current_mode;
        u8 edp_dpcd[EDP_DISPLAY_CTL_CAP_SIZE];
        int ret;
diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c 
b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
index ab594bf028da..800d07c7f041 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
@@ -580,7 +580,7 @@ static int intel_dp_aux_vesa_setup_backlight(struct 
intel_connector *connector,
                &connector->base.display_info.luminance_range;
        struct intel_dp *intel_dp = intel_attached_dp(connector);
        struct intel_panel *panel = &connector->panel;
-       u16 current_level;
+       u32 current_level;
        u8 current_mode;
        int ret;
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c 
b/drivers/gpu/drm/nouveau/nouveau_backlight.c
index d45619db02a2..4a75d146a171 100644
--- a/drivers/gpu/drm/nouveau/nouveau_backlight.c
+++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c
@@ -245,7 +245,7 @@ nv50_backlight_init(struct nouveau_backlight *bl,
 
        if (nv_conn->type == DCB_CONNECTOR_eDP) {
                int ret;
-               u16 current_level;
+               u32 current_level;
                u8 edp_dpcd[EDP_DISPLAY_CTL_CAP_SIZE];
                u8 current_mode;
 
diff --git a/include/drm/display/drm_dp_helper.h 
b/include/drm/display/drm_dp_helper.h
index 6176e0b5ea1a..21984bac0743 100644
--- a/include/drm/display/drm_dp_helper.h
+++ b/include/drm/display/drm_dp_helper.h
@@ -862,7 +862,7 @@ int
 drm_edp_backlight_init(struct drm_dp_aux *aux, struct drm_edp_backlight_info 
*bl,
                       u32 max_luminance,
                       u16 driver_pwm_freq_hz, const u8 
edp_dpcd[EDP_DISPLAY_CTL_CAP_SIZE],
-                      u16 *current_level, u8 *current_mode, bool 
need_luminance);
+                      u32 *current_level, u8 *current_mode, bool 
need_luminance);
 int drm_edp_backlight_set_level(struct drm_dp_aux *aux, const struct 
drm_edp_backlight_info *bl,
                                u16 level);
 int drm_edp_backlight_enable(struct drm_dp_aux *aux, const struct 
drm_edp_backlight_info *bl,
-- 
2.34.1