From: Alex Deucher <alexander.deuc...@amd.com>
Return 2 so we can be sure the kernel has the necessary
changes for acceleration to work.
Note: This patch depends on these two commits:
- drm/radeon: fix cut and paste issue for hawaii.
- drm/radeon: use packet2 for nop on hawaii with old firmware
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Andreas Boll <andreas.boll.dev at gmail.com>
Cc: stable at vger.kernel.org
---
drivers/gpu/drm/radeon/radeon_kms.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c
b/drivers/gpu/drm/radeon/radeon_kms.c
index d25ae6a..c1a206d 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -254,7 +254,14 @@ static int radeon_info_ioctl(struct drm_device *dev, void
*data, struct drm_file
}
break;
case RADEON_INFO_ACCEL_WORKING2:
- *value = rdev->accel_working;
+ if (rdev->family == CHIP_HAWAII) {
+ if (rdev->accel_working)
+ *value = 2;
+ else
+ *value = 0;
+ } else {
+ *value = rdev->accel_working;
+ }
break;
case RADEON_INFO_TILING_CONFIG:
if (rdev->family >= CHIP_BONAIRE)
--
2.0.1
