drm/radeon: add SI DPM quirk for Sapphire R9 270 Dual-X 2G GDDR5

commit cd17e02ff4db58ec32d35cf331c705d295779930 upstream.

Seems to have problems with high mclks.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=76490

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 7be11651b7e6c8e5fded976e33ea1ba65ace4775..9dbb3154d559812d15ec3b51de05da160ad594f7 100644 (file)
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -2924,6 +2924,7 @@ struct si_dpm_quirk {
 static struct si_dpm_quirk si_dpm_quirk_list[] = {
        /* PITCAIRN - https://bugs.freedesktop.org/show_bug.cgi?id=76490 */
        { PCI_VENDOR_ID_ATI, 0x6810, 0x1462, 0x3036, 0, 120000 },
+       { PCI_VENDOR_ID_ATI, 0x6811, 0x174b, 0xe271, 0, 120000 },
        { 0, 0, 0, 0 },
 };