Signed-off-by: Jonathan Marek <jonat...@marek.ca>
---
src/gallium/drivers/freedreno/drm/freedreno_drmif.h | 1 +
src/gallium/drivers/freedreno/drm/msm_bo.c | 3 +++
src/gallium/drivers/freedreno/freedreno_resource.c | 4 +++-
3 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/freedreno/drm/freedreno_drmif.h
b/src/gallium/drivers/freedreno/drm/freedreno_drmif.h
index 6468eac4a0..e12ab970c8 100644
--- a/src/gallium/drivers/freedreno/drm/freedreno_drmif.h
+++ b/src/gallium/drivers/freedreno/drm/freedreno_drmif.h
@@ -63,6 +63,7 @@ enum fd_param_id {
#define DRM_FREEDRENO_GEM_CACHE_WBACKWA 0x00800000
#define DRM_FREEDRENO_GEM_CACHE_MASK 0x00f00000
#define DRM_FREEDRENO_GEM_GPUREADONLY 0x01000000
+#define DRM_FREEDRENO_GEM_SCANOUT 0x02000000
/* bo access flags: (keep aligned to MSM_PREP_x) */
#define DRM_FREEDRENO_PREP_READ 0x01
diff --git a/src/gallium/drivers/freedreno/drm/msm_bo.c
b/src/gallium/drivers/freedreno/drm/msm_bo.c
index da3315c9ab..d93dfbeab2 100644
--- a/src/gallium/drivers/freedreno/drm/msm_bo.c
+++ b/src/gallium/drivers/freedreno/drm/msm_bo.c
@@ -142,6 +142,9 @@ int msm_bo_new_handle(struct fd_device *dev,
};
int ret;
+ if (flags & DRM_FREEDRENO_GEM_SCANOUT)
+ req.flags |= MSM_BO_SCANOUT;
+
ret = drmCommandWriteRead(dev->fd, DRM_MSM_GEM_NEW,
&req, sizeof(req));
if (ret)
diff --git a/src/gallium/drivers/freedreno/freedreno_resource.c
b/src/gallium/drivers/freedreno/freedreno_resource.c
index 54d7385896..bd7be94c85 100644
--- a/src/gallium/drivers/freedreno/freedreno_resource.c
+++ b/src/gallium/drivers/freedreno/freedreno_resource.c
@@ -99,7 +99,9 @@ realloc_bo(struct fd_resource *rsc, uint32_t size)
{
struct fd_screen *screen = fd_screen(rsc->base.screen);
uint32_t flags = DRM_FREEDRENO_GEM_CACHE_WCOMBINE |
- DRM_FREEDRENO_GEM_TYPE_KMEM; /* TODO */
+ DRM_FREEDRENO_GEM_TYPE_KMEM |
+ COND(rsc->base.bind & PIPE_BIND_SCANOUT,
DRM_FREEDRENO_GEM_SCANOUT);
+ /* TODO other flags? */
/* if we start using things other than write-combine,
* be sure to check for PIPE_RESOURCE_FLAG_MAP_COHERENT
--
2.17.1
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