From 3bc980bf19bb62007e923691fa2869ba113be895 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Michel=20D=C3=A4nzer?= Date: Tue, 16 Jun 2015 17:28:16 +0900 Subject: drm/radeon: Add RADEON_INFO_VA_UNMAP_WORKING query MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This tells userspace that it's safe to use the RADEON_VA_UNMAP operation of the DRM_RADEON_GEM_VA ioctl. Cc: stable@vger.kernel.org (NOTE: Backporting this commit requires at least backports of commits 26d4d129b6042197b4cbc8341c0618f99231af2f, 48afbd70ac7b6aa62e8d452091023941d8085f8a and c29c0876ec05d51a93508a39b90b92c29ba6423d as well, otherwise using RADEON_VA_UNMAP runs into trouble) Signed-off-by: Michel Dänzer Signed-off-by: Christian König --- drivers/gpu/drm/radeon/radeon_kms.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu') diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 7b2a7335cc5d..b0acf50d9558 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -576,6 +576,9 @@ static int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file if (radeon_get_allowed_info_register(rdev, *value, value)) return -EINVAL; break; + case RADEON_INFO_VA_UNMAP_WORKING: + *value = true; + break; default: DRM_DEBUG_KMS("Invalid request %d\n", info->request); return -EINVAL; -- cgit v1.2.3