diff options
| author | Ryan Lin <tsung-hua.lin@amd.com> | 2023-02-07 18:03:48 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-02-28 22:29:24 +0300 |
| commit | 1e5d4d8eb8c0f15d90c50e7abd686c980e54e42e (patch) | |
| tree | 89828adf93fe2c747737e064034b41998e128a33 /drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h | |
| parent | 61d2a9bec406329ad57e2ecf8e33338a21057eec (diff) | |
| download | linux-1e5d4d8eb8c0f15d90c50e7abd686c980e54e42e.tar.xz | |
drm/amd/display: Ext displays with dock can't recognized after resume
[Why]
Needs to set the default value of the LTTPR timeout after resume.
[How]
Set the default (3.2ms) timeout at resuming if the sink supports
LTTPR
Reviewed-by: Jerry Zuo <Jerry.Zuo@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Ryan Lin <tsung-hua.lin@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h index 86e9d2e886d6..aaa5064408ba 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h @@ -33,6 +33,7 @@ #define DPVGA_DONGLE_AUX_DEFER_WA_DELAY 40 #define I2C_OVER_AUX_DEFER_WA_DELAY_1MS 1 #define LINK_AUX_DEFAULT_LTTPR_TIMEOUT_PERIOD 3200 /*us*/ +#define LINK_AUX_DEFAULT_TIMEOUT_PERIOD 552 /*us*/ #define EDID_SEGMENT_SIZE 256 |