[Mesa-dev] [PATCH 03/10] radeon/winsys: add offset support for BO import/export
Christian König
deathsimple at vodafone.de
Tue Mar 8 12:21:44 UTC 2016
From: Christian König <christian.koenig at amd.com>
Add offset support to handle NV12 offsets as well.
Signed-off-by: Christian König <christian.koenig at amd.com>
---
src/gallium/drivers/r300/r300_texture.c | 6 +++---
src/gallium/drivers/radeon/r600_texture.c | 26 ++++++++++++++++++--------
src/gallium/drivers/radeon/radeon_winsys.h | 4 ++--
src/gallium/winsys/amdgpu/drm/amdgpu_bo.c | 9 ++++++---
src/gallium/winsys/radeon/drm/radeon_drm_bo.c | 9 ++++++---
5 files changed, 35 insertions(+), 19 deletions(-)
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c
index e90e741..968b92e 100644
--- a/src/gallium/drivers/r300/r300_texture.c
+++ b/src/gallium/drivers/r300/r300_texture.c
@@ -980,8 +980,8 @@ boolean r300_resource_get_handle(struct pipe_screen* screen,
return FALSE;
}
- return rws->buffer_get_handle(tex->buf,
- tex->tex.stride_in_bytes[0], whandle);
+ return rws->buffer_get_handle(tex->buf, tex->tex.stride_in_bytes[0],
+ 0, whandle);
}
static const struct u_resource_vtbl r300_texture_vtbl =
@@ -1113,7 +1113,7 @@ struct pipe_resource *r300_texture_from_handle(struct pipe_screen *screen,
return NULL;
}
- buffer = rws->buffer_from_handle(rws, whandle, &stride);
+ buffer = rws->buffer_from_handle(rws, whandle, &stride, NULL);
if (!buffer)
return NULL;
diff --git a/src/gallium/drivers/radeon/r600_texture.c b/src/gallium/drivers/radeon/r600_texture.c
index 0b31d0a..cb0c33e 100644
--- a/src/gallium/drivers/radeon/r600_texture.c
+++ b/src/gallium/drivers/radeon/r600_texture.c
@@ -201,9 +201,11 @@ static int r600_init_surface(struct r600_common_screen *rscreen,
static int r600_setup_surface(struct pipe_screen *screen,
struct r600_texture *rtex,
- unsigned pitch_in_bytes_override)
+ unsigned pitch_in_bytes_override,
+ unsigned offset)
{
struct r600_common_screen *rscreen = (struct r600_common_screen*)screen;
+ unsigned i;
int r;
r = rscreen->ws->surface_init(rscreen->ws, &rtex->surface);
@@ -225,6 +227,11 @@ static int r600_setup_surface(struct pipe_screen *screen,
rtex->surface.stencil_level[0].offset = rtex->surface.level[0].slice_size;
}
}
+
+ if (offset) {
+ for (i = 0; i < Elements(rtex->surface.level); ++i)
+ rtex->surface.level[i].offset += offset;
+ }
return 0;
}
@@ -252,7 +259,9 @@ static boolean r600_texture_get_handle(struct pipe_screen* screen,
(surface->flags & RADEON_SURF_SCANOUT) != 0);
return rscreen->ws->buffer_get_handle(resource->buf,
- surface->level[0].pitch_bytes, whandle);
+ surface->level[0].pitch_bytes,
+ surface->level[0].offset,
+ whandle);
}
static void r600_texture_destroy(struct pipe_screen *screen,
@@ -695,6 +704,7 @@ static struct r600_texture *
r600_texture_create_object(struct pipe_screen *screen,
const struct pipe_resource *base,
unsigned pitch_in_bytes_override,
+ unsigned offset,
struct pb_buffer *buf,
struct radeon_surf *surface)
{
@@ -716,7 +726,7 @@ r600_texture_create_object(struct pipe_screen *screen,
rtex->is_depth = util_format_has_depth(util_format_description(rtex->resource.b.b.format));
rtex->surface = *surface;
- if (r600_setup_surface(screen, rtex, pitch_in_bytes_override)) {
+ if (r600_setup_surface(screen, rtex, pitch_in_bytes_override, offset)) {
FREE(rtex);
return NULL;
}
@@ -871,7 +881,7 @@ struct pipe_resource *r600_texture_create(struct pipe_screen *screen,
if (r) {
return NULL;
}
- return (struct pipe_resource *)r600_texture_create_object(screen, templ,
+ return (struct pipe_resource *)r600_texture_create_object(screen, templ, 0,
0, NULL, &surface);
}
@@ -881,7 +891,7 @@ static struct pipe_resource *r600_texture_from_handle(struct pipe_screen *screen
{
struct r600_common_screen *rscreen = (struct r600_common_screen*)screen;
struct pb_buffer *buf = NULL;
- unsigned stride = 0;
+ unsigned stride = 0, offset = 0;
unsigned array_mode;
enum radeon_bo_layout micro, macro;
struct radeon_surf surface;
@@ -893,7 +903,7 @@ static struct pipe_resource *r600_texture_from_handle(struct pipe_screen *screen
templ->depth0 != 1 || templ->last_level != 0)
return NULL;
- buf = rscreen->ws->buffer_from_handle(rscreen->ws, whandle, &stride);
+ buf = rscreen->ws->buffer_from_handle(rscreen->ws, whandle, &stride, &offset);
if (!buf)
return NULL;
@@ -918,8 +928,8 @@ static struct pipe_resource *r600_texture_from_handle(struct pipe_screen *screen
if (scanout)
surface.flags |= RADEON_SURF_SCANOUT;
- return (struct pipe_resource *)r600_texture_create_object(screen, templ,
- stride, buf, &surface);
+ return (struct pipe_resource *)r600_texture_create_object(screen, templ, stride,
+ offset, buf, &surface);
}
bool r600_init_flushed_depth_texture(struct pipe_context *ctx,
diff --git a/src/gallium/drivers/radeon/radeon_winsys.h b/src/gallium/drivers/radeon/radeon_winsys.h
index 1160d23..233d089 100644
--- a/src/gallium/drivers/radeon/radeon_winsys.h
+++ b/src/gallium/drivers/radeon/radeon_winsys.h
@@ -505,7 +505,7 @@ struct radeon_winsys {
*/
struct pb_buffer *(*buffer_from_handle)(struct radeon_winsys *ws,
struct winsys_handle *whandle,
- unsigned *stride);
+ unsigned *stride, unsigned *offset);
/**
* Get a winsys buffer from a user pointer. The resulting buffer can't
@@ -536,7 +536,7 @@ struct radeon_winsys {
* \return TRUE on success.
*/
boolean (*buffer_get_handle)(struct pb_buffer *buf,
- unsigned stride,
+ unsigned stride, unsigned offset,
struct winsys_handle *whandle);
/**
diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c b/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c
index 41996f3..4e2c1d9 100644
--- a/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c
+++ b/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c
@@ -532,7 +532,8 @@ amdgpu_bo_create(struct radeon_winsys *rws,
static struct pb_buffer *amdgpu_bo_from_handle(struct radeon_winsys *rws,
struct winsys_handle *whandle,
- unsigned *stride)
+ unsigned *stride,
+ unsigned *offset)
{
struct amdgpu_winsys *ws = amdgpu_winsys(rws);
struct amdgpu_winsys_bo *bo;
@@ -600,6 +601,8 @@ static struct pb_buffer *amdgpu_bo_from_handle(struct radeon_winsys *rws,
if (stride)
*stride = whandle->stride;
+ if (offset)
+ *offset = whandle->offset;
if (bo->initial_domain & RADEON_DOMAIN_VRAM)
ws->allocated_vram += align(bo->base.size, ws->gart_page_size);
@@ -622,7 +625,7 @@ error:
}
static boolean amdgpu_bo_get_handle(struct pb_buffer *buffer,
- unsigned stride,
+ unsigned stride, unsigned offset,
struct winsys_handle *whandle)
{
struct amdgpu_winsys_bo *bo = amdgpu_winsys_bo(buffer);
@@ -650,7 +653,7 @@ static boolean amdgpu_bo_get_handle(struct pb_buffer *buffer,
return FALSE;
whandle->stride = stride;
- whandle->offset = 0;
+ whandle->offset = offset;
bo->is_shared = true;
return TRUE;
}
diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
index 3df0a35..52000c0 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
@@ -875,7 +875,8 @@ static struct pb_buffer *radeon_winsys_bo_from_ptr(struct radeon_winsys *rws,
static struct pb_buffer *radeon_winsys_bo_from_handle(struct radeon_winsys *rws,
struct winsys_handle *whandle,
- unsigned *stride)
+ unsigned *stride,
+ unsigned *offset)
{
struct radeon_drm_winsys *ws = radeon_drm_winsys(rws);
struct radeon_bo *bo;
@@ -965,6 +966,8 @@ done:
if (stride)
*stride = whandle->stride;
+ if (offset)
+ *offset = whandle->offset;
if (ws->info.has_virtual_memory && !bo->va) {
struct drm_radeon_gem_va va;
@@ -1015,7 +1018,7 @@ fail:
}
static boolean radeon_winsys_bo_get_handle(struct pb_buffer *buffer,
- unsigned stride,
+ unsigned stride, unsigned offset,
struct winsys_handle *whandle)
{
struct drm_gem_flink flink;
@@ -1049,7 +1052,7 @@ static boolean radeon_winsys_bo_get_handle(struct pb_buffer *buffer,
}
whandle->stride = stride;
- whandle->offset = 0;
+ whandle->offset = offset;
return TRUE;
}
--
2.5.0
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