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path: root/drivers/gpu/drm/amd/display/modules/power/power_helpers.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/power/power_helpers.c')
-rw-r--r--drivers/gpu/drm/amd/display/modules/power/power_helpers.c43
1 files changed, 29 insertions, 14 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c
index 61497954e67e..4fd8bce95d84 100644
--- a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c
+++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c
@@ -82,22 +82,24 @@ struct abm_parameters {
unsigned char deviation_gain;
unsigned char min_knee;
unsigned char max_knee;
+ unsigned short blRampReduction;
+ unsigned short blRampStart;
};
static const struct abm_parameters abm_settings_config0[abm_defines_max_level] = {
-// min_red max_red bright_pos dark_pos brightness_gain contrast deviation min_knee max_knee
- {0xff, 0xbf, 0x20, 0x00, 0xff, 0x99, 0xb3, 0x40, 0xe0},
- {0xde, 0x85, 0x20, 0x00, 0xff, 0x90, 0xa8, 0x40, 0xdf},
- {0xb0, 0x50, 0x20, 0x00, 0xc0, 0x88, 0x78, 0x70, 0xa0},
- {0x82, 0x40, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70},
+// min_red max_red bright_pos dark_pos bright_gain contrast dev min_knee max_knee blStart blRed
+ {0xff, 0xbf, 0x20, 0x00, 0xff, 0x99, 0xb3, 0x40, 0xe0, 0xCCCC, 0xCCCC},
+ {0xde, 0x85, 0x20, 0x00, 0xff, 0x90, 0xa8, 0x40, 0xdf, 0xCCCC, 0xCCCC},
+ {0xb0, 0x50, 0x20, 0x00, 0xc0, 0x88, 0x78, 0x70, 0xa0, 0xCCCC, 0xCCCC},
+ {0x82, 0x40, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xCCCC, 0xCCCC},
};
static const struct abm_parameters abm_settings_config1[abm_defines_max_level] = {
-// min_red max_red bright_pos dark_pos brightness_gain contrast deviation min_knee max_knee
- {0xf0, 0xd9, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70},
- {0xcd, 0xa5, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70},
- {0x99, 0x65, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70},
- {0x82, 0x4d, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70},
+// min_red max_red bright_pos dark_pos bright_gain contrast dev min_knee max_knee blStart blRed
+ {0xf0, 0xd9, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xCCCC, 0xCCCC},
+ {0xcd, 0xa5, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xCCCC, 0xCCCC},
+ {0x99, 0x65, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xCCCC, 0xCCCC},
+ {0x82, 0x4d, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xCCCC, 0xCCCC},
};
static const struct abm_parameters * const abm_settings[] = {
@@ -662,10 +664,11 @@ bool dmub_init_abm_config(struct resource_pool *res_pool,
{
struct iram_table_v_2_2 ram_table;
struct abm_config_table config;
+ unsigned int set = params.set;
bool result = false;
uint32_t i, j = 0;
-#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+#if defined(CONFIG_DRM_AMD_DC_DCN)
if (res_pool->abm == NULL && res_pool->multiple_abms[0] == NULL)
return false;
#else
@@ -710,13 +713,25 @@ bool dmub_init_abm_config(struct resource_pool *res_pool,
config.max_knee[i] = ram_table.max_knee[i];
}
+ if (params.backlight_ramping_override) {
+ for (i = 0; i < NUM_AGGR_LEVEL; i++) {
+ config.blRampReduction[i] = params.backlight_ramping_reduction;
+ config.blRampStart[i] = params.backlight_ramping_start;
+ }
+ } else {
+ for (i = 0; i < NUM_AGGR_LEVEL; i++) {
+ config.blRampReduction[i] = abm_settings[set][i].blRampReduction;
+ config.blRampStart[i] = abm_settings[set][i].blRampStart;
+ }
+ }
+
config.min_abm_backlight = ram_table.min_abm_backlight;
-#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
- if (res_pool->multiple_abms[0]) {
+#if defined(CONFIG_DRM_AMD_DC_DCN)
+ if (res_pool->multiple_abms[0])
result = res_pool->multiple_abms[0]->funcs->init_abm_config(
res_pool->multiple_abms[0], (char *)(&config), sizeof(struct abm_config_table));
- } else
+ else
#endif
result = res_pool->abm->funcs->init_abm_config(
res_pool->abm, (char *)(&config), sizeof(struct abm_config_table));