From: George Shen <[email protected]> [ Upstream commit 2b6b7ab4b1cabfbee1af5d818efcab5d51d62c7e ]
[Why] The translation between the DPCD value and the specified AUX_RD_INTERVAL in the DP spec do not match. [How] Update values to match the spec. Signed-off-by: George Shen <[email protected]> Reviewed-by: Wenjing Liu <[email protected]> Acked-by: Anson Jacob <[email protected]> Tested-by: Daniel Wheeler <[email protected]> Signed-off-by: Alex Deucher <[email protected]> Signed-off-by: Sasha Levin <[email protected]> --- drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 17e6fd8201395..32b73ea866737 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -877,13 +877,13 @@ static uint32_t translate_training_aux_read_interval(uint32_t dpcd_aux_read_inte switch (dpcd_aux_read_interval) { case 0x01: - aux_rd_interval_us = 400; + aux_rd_interval_us = 4000; break; case 0x02: - aux_rd_interval_us = 4000; + aux_rd_interval_us = 8000; break; case 0x03: - aux_rd_interval_us = 8000; + aux_rd_interval_us = 12000; break; case 0x04: aux_rd_interval_us = 16000; -- 2.27.0
