diff options
| author | Po-Ting Chen <[email protected]> | 2021-01-28 15:26:56 +0800 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2021-02-18 16:43:10 -0500 |
| commit | 51a192438bb4cbfa58127e5076b3849e29ec1c4d (patch) | |
| tree | 0517a6a28d9c1060e8159e5508d7fb7f1d1bee27 /drivers/gpu/drm/amd/display | |
| parent | 5b54d6797994fe93432970145c93b9747a3c8d6c (diff) | |
drm/amd/display: Change ABM sample rate
[Why]
To get the pixel statistics on every frame, change ABM
sample rate from 2 to 1.
[How]
Change LS, HS and BL sample rate to 1.
Signed-off-by: Po-Ting Chen <[email protected]>
Reviewed-by: Anthony Koo <[email protected]>
Acked-by: Qingqing Zhuo <[email protected]>
Tested-by: Daniel Wheeler <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/display')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c index 453aaa5757bd..eb1698d54a48 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c @@ -72,11 +72,11 @@ static void dmub_abm_init(struct abm *abm, uint32_t backlight) { struct dce_abm *dce_abm = TO_DMUB_ABM(abm); - REG_WRITE(DC_ABM1_HG_SAMPLE_RATE, 0x103); - REG_WRITE(DC_ABM1_HG_SAMPLE_RATE, 0x101); - REG_WRITE(DC_ABM1_LS_SAMPLE_RATE, 0x103); - REG_WRITE(DC_ABM1_LS_SAMPLE_RATE, 0x101); - REG_WRITE(BL1_PWM_BL_UPDATE_SAMPLE_RATE, 0x101); + REG_WRITE(DC_ABM1_HG_SAMPLE_RATE, 0x3); + REG_WRITE(DC_ABM1_HG_SAMPLE_RATE, 0x1); + REG_WRITE(DC_ABM1_LS_SAMPLE_RATE, 0x3); + REG_WRITE(DC_ABM1_LS_SAMPLE_RATE, 0x1); + REG_WRITE(BL1_PWM_BL_UPDATE_SAMPLE_RATE, 0x1); REG_SET_3(DC_ABM1_HG_MISC_CTRL, 0, ABM1_HG_NUM_OF_BINS_SEL, 0, |