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drm/amd/display: Added support for individual control for multiple back-light instances.

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[Why & How]
Added support for individual control for multiple back-light instances.

Signed-off-by: Jake Wang <haonan.wang2@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jake Wang
2021-04-23 16:42:35 -04:00
committed by Alex Deucher
parent 05adfd80cc
commit 6e568e438b
6 changed files with 47 additions and 27 deletions
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15
drivers/gpu/drm/amd/display/modules/power/power_helpers.c
View File

@@ -660,7 +660,8 @@ static void fill_iram_v_2_3(struct iram_table_v_2_2 *ram_table, struct dmcu_iram
}
bool dmub_init_abm_config(struct resource_pool *res_pool,
struct dmcu_iram_parameters params)
struct dmcu_iram_parameters params,
unsigned int inst)
{
struct iram_table_v_2_2 ram_table;
struct abm_config_table config;
@@ -669,7 +670,7 @@ bool dmub_init_abm_config(struct resource_pool *res_pool,
uint32_t i, j = 0;
#if defined(CONFIG_DRM_AMD_DC_DCN)
if (res_pool->abm == NULL && res_pool->multiple_abms[0] == NULL)
if (res_pool->abm == NULL && res_pool->multiple_abms[inst] == NULL)
return false;
#else
if (res_pool->abm == NULL)
@@ -728,13 +729,13 @@ bool dmub_init_abm_config(struct resource_pool *res_pool,
config.min_abm_backlight = ram_table.min_abm_backlight;
#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
if (res_pool->multiple_abms[inst]) {
result = res_pool->multiple_abms[inst]->funcs->init_abm_config(
res_pool->multiple_abms[inst], (char *)(&config), sizeof(struct abm_config_table), inst);
} else
#endif
result = res_pool->abm->funcs->init_abm_config(
res_pool->abm, (char *)(&config), sizeof(struct abm_config_table));
res_pool->abm, (char *)(&config), sizeof(struct abm_config_table), 0);
return result;
}

3
drivers/gpu/drm/amd/display/modules/power/power_helpers.h
View File

@@ -49,6 +49,7 @@ struct dmcu_iram_parameters {
bool dmcu_load_iram(struct dmcu *dmcu,
struct dmcu_iram_parameters params);
bool dmub_init_abm_config(struct resource_pool *res_pool,
struct dmcu_iram_parameters params);
struct dmcu_iram_parameters params,
unsigned int inst);
#endif /* MODULES_POWER_POWER_HELPERS_H_ */