From: Alex Deucher alexander.deucher@amd.com

Interrupts only work with MSIs. https://bugs.freedesktop.org/show_bug.cgi?id=37679

Reported-by: Dmitry Podgorny pasis.uax@gmail.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org --- drivers/gpu/drm/radeon/radeon_irq_kms.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index be38921..66d5fe1 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -138,6 +138,12 @@ static bool radeon_msi_ok(struct radeon_device *rdev) /* Dell RS690 only seems to work with MSIs. */ if ((rdev->pdev->device == 0x791f) && (rdev->pdev->subsystem_vendor == 0x1028) && + (rdev->pdev->subsystem_device == 0x01fc)) + return true; + + /* Dell RS690 only seems to work with MSIs. */ + if ((rdev->pdev->device == 0x791f) && + (rdev->pdev->subsystem_vendor == 0x1028) && (rdev->pdev->subsystem_device == 0x01fd)) return true;