Commit 908d318f authored by decce6's avatar decce6 Committed by Alex Deucher
Browse files

drm/radeon: Add HAINAN clock adjustment 



This patch limits the clock speeds of the AMD Radeon R5 M420 GPU from
850/1000MHz (core/memory) to 800/950 MHz, making it work stably. This
patch is for radeon.

Signed-off-by: default avatardecce6 <decce6@proton.me>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f38bb9b0

drivers/gpu/drm/radeon/si_dpm.c

+5 −0
Original line number Diff line number Diff line
@@ -2925,6 +2925,11 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, 
			max_sclk = 60000;

			max_mclk = 80000;

		}

		if ((rdev->pdev->device == 0x666f) &&

		    (rdev->pdev->revision == 0x00)) {

			max_sclk = 80000;

			max_mclk = 95000;

		}

	} else if (rdev->family == CHIP_OLAND) {

		if ((rdev->pdev->revision == 0xC7) ||

		    (rdev->pdev->revision == 0x80) ||