diff options
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.c | 34 |
1 files changed, 24 insertions, 10 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 baab6c4ae191..27b8cf5460b5 100644 --- a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c +++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c @@ -67,9 +67,14 @@ static const unsigned char abm_config[abm_defines_max_config][abm_defines_max_le #define NUM_AGGR_LEVEL 4 #define NUM_POWER_FN_SEGS 8 #define NUM_BL_CURVE_SEGS 16 -#define IRAM_RESERVE_AREA_START 0xF0 // reserve 0xF0~0xFF are write by DMCU only #define IRAM_SIZE 256 +#define IRAM_RESERVE_AREA_START_V2 0xF0 // reserve 0xF0~0xF6 are write by DMCU only +#define IRAM_RESERVE_AREA_END_V2 0xF6 // reserve 0xF0~0xF6 are write by DMCU only + +#define IRAM_RESERVE_AREA_START_V2_2 0xF0 // reserve 0xF0~0xFF are write by DMCU only +#define IRAM_RESERVE_AREA_END_V2_2 0xFF // reserve 0xF0~0xFF are write by DMCU only + #pragma pack(push, 1) /* NOTE: iRAM is 256B in size */ struct iram_table_v_2 { @@ -148,8 +153,10 @@ struct iram_table_v_2_2 { uint16_t dmcu_version; /* 0xf4 */ uint8_t dmcu_state; /* 0xf6 */ - uint16_t blRampReduction; /* 0xf7 */ - uint16_t blRampStart; /* 0xf9 */ + uint8_t dummy1; /* 0xf7 */ + uint8_t dummy2; /* 0xf8 */ + uint8_t dummy3; /* 0xf9 */ + uint8_t dummy4; /* 0xfa */ uint8_t dummy5; /* 0xfb */ uint8_t dummy6; /* 0xfc */ uint8_t dummy7; /* 0xfd */ @@ -420,11 +427,6 @@ void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parame ram_table->deviation_gain[2] = 0xb3; ram_table->deviation_gain[3] = 0xb3; - ram_table->blRampReduction = - cpu_to_be16(params.backlight_ramping_reduction); - ram_table->blRampStart = - cpu_to_be16(params.backlight_ramping_start); - ram_table->min_reduction[0][0] = min_reduction_table_v_2_2[abm_config[set][0]]; ram_table->min_reduction[1][0] = min_reduction_table_v_2_2[abm_config[set][0]]; ram_table->min_reduction[2][0] = min_reduction_table_v_2_2[abm_config[set][0]]; @@ -561,6 +563,7 @@ bool dmcu_load_iram(struct dmcu *dmcu, struct dmcu_iram_parameters params) { unsigned char ram_table[IRAM_SIZE]; + bool result = false; if (dmcu == NULL) return false; @@ -572,10 +575,21 @@ bool dmcu_load_iram(struct dmcu *dmcu, if (dmcu->dmcu_version.abm_version == 0x22) { fill_iram_v_2_2((struct iram_table_v_2_2 *)ram_table, params); + + result = dmcu->funcs->load_iram( + dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2); } else { fill_iram_v_2((struct iram_table_v_2 *)ram_table, params); + + result = dmcu->funcs->load_iram( + dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2); + + if (result) + result = dmcu->funcs->load_iram( + dmcu, IRAM_RESERVE_AREA_END_V2 + 1, + (char *)(&ram_table) + IRAM_RESERVE_AREA_END_V2 + 1, + sizeof(ram_table) - IRAM_RESERVE_AREA_END_V2 - 1); } - return dmcu->funcs->load_iram( - dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START); + return result; } |