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drm/amd/display: Update watermark values for DCN301

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[ Upstream commit 2d8ae25d233767171942a9fba5fd8f4a620996be ]

[Why]
There is underflow / visual corruption DCN301, for high
bandwidth MST DSC configurations such as 2x1440p144 or 2x4k60.

[How]
Use up-to-date watermark values for DCN301.

Reviewed-by: Zhan Liu <zhan.liu@amd.com>
Signed-off-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Agustin Gutierrez 2022-01-28 17:51:53 -05:00 committed by Greg Kroah-Hartman
parent 07058fb18d
commit ed4488d830
1 changed files with 8 additions and 8 deletions
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16
drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c
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@ -582,32 +582,32 @@ static struct wm_table lpddr5_wm_table = {
.wm_inst = WM_A,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.65333,
.sr_exit_time_us = 7.95,
.sr_enter_plus_exit_time_us = 9,
.sr_exit_time_us = 13.5,
.sr_enter_plus_exit_time_us = 16.5,
.valid = true,
},
{
.wm_inst = WM_B,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.65333,
.sr_exit_time_us = 9.82,
.sr_enter_plus_exit_time_us = 11.196,
.sr_exit_time_us = 13.5,
.sr_enter_plus_exit_time_us = 16.5,
.valid = true,
},
{
.wm_inst = WM_C,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.65333,
.sr_exit_time_us = 9.89,
.sr_enter_plus_exit_time_us = 11.24,
.sr_exit_time_us = 13.5,
.sr_enter_plus_exit_time_us = 16.5,
.valid = true,
},
{
.wm_inst = WM_D,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.65333,
.sr_exit_time_us = 9.748,
.sr_enter_plus_exit_time_us = 11.102,
.sr_exit_time_us = 13.5,
.sr_enter_plus_exit_time_us = 16.5,
.valid = true,
},
}