drm/radeon: force MSIs on RS690 asics

There are so many quirks, lets just try and force
this for all RS690s.  See:
https://bugs.freedesktop.org/show_bug.cgi?id=37679

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

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 2da4465e3c6d..b06fa5936100 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -208,6 +208,10 @@ static bool radeon_msi_ok(struct radeon_device *rdev)
             (rdev->pdev->subsystem_device == 0x0185))
                 return true;
 
+        /* try and enable MSIs by default on all RS690s */
+        if (rdev->family == CHIP_RS690)
+                return true;
+
         /* RV515 seems to have MSI issues where it loses
          * MSI rearms occasionally. This leads to lockups and freezes.
          * disable it by default.