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Commit 2c21744a authored by Alex Deucher's avatar Alex Deucher Committed by Sasha Levin
Browse files

drm/radeon/si/dpm: add workaround for for Jet parts 



[ Upstream commit 670bb4fd21c966d0d2a59ad4a99bb4889f9a2987 ]

Add clock quirks for Jet parts.

Reviewed-by: default avatarSonny Jiang <sonny.jiang@amd.com>
Tested-by: default avatarSonny Jiang <sonny.jiang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarSasha Levin <alexander.levin@verizon.com>
parent 1f601388

drivers/gpu/drm/radeon/si_dpm.c

+6 −0
Original line number Diff line number Diff line
@@ -2961,6 +2961,12 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, 
	if (rdev->pdev->device == 0x6811 &&

	    rdev->pdev->revision == 0x81)

		max_mclk = 120000;

	/* limit sclk/mclk on Jet parts for stability */

	if (rdev->pdev->device == 0x6665 &&

	    rdev->pdev->revision == 0xc3) {

		max_sclk = 75000;

		max_mclk = 80000;

	}



	if ((rdev->pm.dpm.new_active_crtc_count > 1) ||

	    ni_dpm_vblank_too_short(rdev))