drm/radeon: Add MSI quirk for gateway RS690

Fixes another system on:
https://bugs.freedesktop.org/show_bug.cgi?id=37679

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index c4e638d6f8afafea9c9622aa77930395c6f8174b..2da4465e3c6d875ebba26aff22efff782f1363f8 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -202,6 +202,12 @@ static bool radeon_msi_ok(struct radeon_device *rdev)
            (rdev->pdev->subsystem_device == 0x01fd))
                return true;
 
+       /* Gateway RS690 only seems to work with MSIs. */
+       if ((rdev->pdev->device == 0x791f) &&
+           (rdev->pdev->subsystem_vendor == 0x107b) &&
+           (rdev->pdev->subsystem_device == 0x0185))
+               return true;
+
        /* RV515 seems to have MSI issues where it loses
         * MSI rearms occasionally. This leads to lockups and freezes.
         * disable it by default.