From: Alex Deucher alexander.deucher@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@amd.com Signed-off-by: Andreas Boll andreas.boll.dev@gmail.com Cc: stable@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)