[PATCH 1/2] drm/radeon: Add dpm quirk for Jet PRO

Alex Deucher alexdeucher at gmail.com
Tue Nov 21 17:13:56 UTC 2017


Fixes stability issues.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=103370
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/radeon/si_dpm.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index ee3e74266a13..bd4e9638b744 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -2984,6 +2984,11 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
 		    (rdev->pdev->device == 0x6667)) {
 			max_sclk = 75000;
 		}
+		if ((rdev->pdev->revision == 0xC3) ||
+		    (rdev->pdev->device == 0x6665)) {
+			max_sclk = 65000;
+			max_mclk = 80000;
+		}
 	} else if (rdev->family == CHIP_OLAND) {
 		if ((rdev->pdev->revision == 0xC7) ||
 		    (rdev->pdev->revision == 0x80) ||
-- 
2.13.6



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