From 3555e53b5b4915bc58d08ece6cb2bfa97dda1f9e Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 8 Oct 2010 12:09:12 -0400 Subject: [PATCH] drm/radeon/kms: leave certain CP int bits enabled These bits are used for internal communication and should be left enabled. This may fix s/r issues on some systems. Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/evergreen.c | 2 +- drivers/gpu/drm/radeon/r600.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 315e1341a942..a90f0c03b838 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -1521,7 +1521,7 @@ void evergreen_disable_interrupt_state(struct radeon_device *rdev) { u32 tmp; - WREG32(CP_INT_CNTL, 0); + WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); WREG32(GRBM_INT_CNTL, 0); WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index ba05d3e7d145..7b65e4efe8af 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2912,7 +2912,7 @@ static void r600_disable_interrupt_state(struct radeon_device *rdev) { u32 tmp; - WREG32(CP_INT_CNTL, 0); + WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); WREG32(GRBM_INT_CNTL, 0); WREG32(DxMODE_INT_MASK, 0); if (ASIC_IS_DCE3(rdev)) { -- 2.20.1