system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-10-22 03:09:41 +00:00
Code Issues Packages Projects Releases Wiki Activity

drm/amd/display: Update DMCU versioning mechanism

Browse source 
[Why]
Current date based versioning doesn't tell us about feature version
and build version, and is not useful for debug.

[How]
Add versioning based on feature and build

Signed-off-by: Josip Pavic <Josip.Pavic@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Josip Pavic 2019-01-08 14:43:10 -05:00 committed by Alex Deucher
parent b2e8530249
commit 07772b0715
3 changed files with 10 additions and 11 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c
View file

@ -331,10 +331,10 @@ static void dcn10_get_dmcu_version(struct dmcu *dmcu)
/* Write address to IRAM_RD_ADDR and read from DATA register */
REG_WRITE(DMCU_IRAM_RD_CTRL, dmcu_version_offset);
dmcu->dmcu_version.interface_version = REG_READ(DMCU_IRAM_RD_DATA);
dmcu->dmcu_version.year = ((REG_READ(DMCU_IRAM_RD_DATA) << 8) |
dmcu->dmcu_version.abm_version = REG_READ(DMCU_IRAM_RD_DATA);
dmcu->dmcu_version.psr_version = REG_READ(DMCU_IRAM_RD_DATA);
dmcu->dmcu_version.build_version = ((REG_READ(DMCU_IRAM_RD_DATA) << 8) |
REG_READ(DMCU_IRAM_RD_DATA));
dmcu->dmcu_version.month = REG_READ(DMCU_IRAM_RD_DATA);
dmcu->dmcu_version.date = REG_READ(DMCU_IRAM_RD_DATA);
/* Disable write access to IRAM to allow dynamic sleep state */
REG_UPDATE_2(DMCU_RAM_ACCESS_CTRL,

6
drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h
View file

@ -39,10 +39,10 @@ enum dmcu_state {
};
struct dmcu_version {
unsigned int date;
unsigned int month;
unsigned int year;
unsigned int interface_version;
unsigned int abm_version;
unsigned int psr_version;
unsigned int build_version;
};
struct dmcu {

9
drivers/gpu/drm/amd/display/modules/power/power_helpers.c
View file

@ -87,11 +87,10 @@ struct iram_table_v_2 {
/* For reading PSR State directly from IRAM */
uint8_t psr_state; /* 0xf0 */
uint8_t dmcu_interface_version; /* 0xf1 */
uint8_t dmcu_date_version_year_b0; /* 0xf2 */
uint8_t dmcu_date_version_year_b1; /* 0xf3 */
uint8_t dmcu_date_version_month; /* 0xf4 */
uint8_t dmcu_date_version_day; /* 0xf5 */
uint8_t dmcu_mcp_interface_version; /* 0xf1 */
uint8_t dmcu_abm_feature_version; /* 0xf2 */
uint8_t dmcu_psr_feature_version; /* 0xf3 */
uint16_t dmcu_version; /* 0xf4 */
uint8_t dmcu_state; /* 0xf6 */
uint16_t blRampReduction; /* 0xf7 */