drm/radeon/kms/evergreen: emit SQ_LDS_RESOURCE_MGMT for blits
Compute drivers may change this, so make sure to emit it to
avoid errors in bo blits.
Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=39119
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/evergreen_blit_kms.c b/drivers/gpu/drm/radeon/evergreen_blit_kms.c
index 57f3bc1..2eb2518 100644
--- a/drivers/gpu/drm/radeon/evergreen_blit_kms.c
+++ b/drivers/gpu/drm/radeon/evergreen_blit_kms.c
@@ -252,7 +252,7 @@
}
-/* emits 36 */
+/* emits 39 */
static void
set_default_state(struct radeon_device *rdev)
{
@@ -531,6 +531,11 @@
radeon_ring_write(rdev, (SQ_DYN_GPR_CNTL_PS_FLUSH_REQ - PACKET3_SET_CONFIG_REG_START) >> 2);
radeon_ring_write(rdev, 0);
+ /* setup LDS */
+ radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
+ radeon_ring_write(rdev, (SQ_LDS_RESOURCE_MGMT - PACKET3_SET_CONFIG_REG_START) >> 2);
+ radeon_ring_write(rdev, 0x10001000);
+
/* SQ config */
radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 11));
radeon_ring_write(rdev, (SQ_CONFIG - PACKET3_SET_CONFIG_REG_START) >> 2);
@@ -773,7 +778,7 @@
/* calculate number of loops correctly */
ring_size = num_loops * dwords_per_loop;
/* set default + shaders */
- ring_size += 52; /* shaders + def state */
+ ring_size += 55; /* shaders + def state */
ring_size += 10; /* fence emit for VB IB */
ring_size += 5; /* done copy */
ring_size += 10; /* fence emit for done copy */