Fixes resume from suspend.
bug: https://bugzilla.kernel.org/show_bug.cgi?id=196121
Reported-by: Przemek <sop...@gmail.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
Cc: sta...@vger.kernel.org
---
drivers/gpu/drm/radeon/radeon_combios.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c
b/drivers/gpu/drm/radeon/radeon_combios.c
index 432480f..3178ba0 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -3393,6 +3393,13 @@ void radeon_combios_asic_init(struct drm_device *dev)
rdev->pdev->subsystem_vendor == 0x103c &&
rdev->pdev->subsystem_device == 0x280a)
return;
+ /* quirk for rs4xx Toshiba Sattellite L20-183 latop to make it resume
+ * - it hangs on resume inside the dynclk 1 table.
+ */
+ if (rdev->family == CHIP_RS400 &&
+ rdev->pdev->subsystem_vendor == 0x1179 &&
+ rdev->pdev->subsystem_device == 0xff31)
+ return;
/* DYN CLK 1 */
table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
--
2.5.5
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