winsys/radeon: remove usage parameter from buffer_create

src/gallium/drivers/r300/r300_flush.c

@@ -76,7 +76,6 @@ void r300_flush(struct pipe_context *pipe,
         /* Create a fence, which is a dummy BO. */
         *rfence = r300->rws->buffer_create(r300->rws, 1, 1,
                                            PIPE_BIND_VERTEX_BUFFER,
-                                           PIPE_USAGE_STATIC,
                                            RADEON_DOMAIN_GTT);
         /* Add the fence as a dummy relocation. */
         r300->rws->cs_add_reloc(r300->cs,

src/gallium/drivers/r300/r300_query.c

@@ -57,8 +57,7 @@ static struct pipe_query *r300_create_query(struct pipe_context *pipe,
 
     /* Open up the occlusion query buffer. */
     q->buf = r300->rws->buffer_create(r300->rws, q->buffer_size, 4096,
-                                         PIPE_BIND_CUSTOM, PIPE_USAGE_STREAM,
-                                         q->domain);
+                                         PIPE_BIND_CUSTOM, q->domain);
     q->cs_buf = r300->rws->buffer_get_cs_handle(q->buf);
 
     return (struct pipe_query*)q;

src/gallium/drivers/r300/r300_screen_buffer.c

@@ -201,8 +201,7 @@ struct pipe_resource *r300_buffer_create(struct pipe_screen *screen,
     rbuf->buf =
         r300screen->rws->buffer_create(r300screen->rws,
                                        rbuf->b.b.b.width0, alignment,
-                                       rbuf->b.b.b.bind, rbuf->b.b.b.usage,
-                                       rbuf->domain);
+                                       rbuf->b.b.b.bind, rbuf->domain);
     if (!rbuf->buf) {
         util_slab_free(&r300screen->pool_buffers, rbuf);
         return NULL;

src/gallium/drivers/r300/r300_texture.c

@@ -926,7 +926,7 @@ r300_texture_create_object(struct r300_screen *rscreen,
     if (!buffer) {
         tex->buf_size = tex->tex.size_in_bytes;
         tex->buf = rws->buffer_create(rws, tex->tex.size_in_bytes, 2048,
-                                         base->bind, base->usage, tex->domain);
+                                      base->bind, tex->domain);
 
         if (!tex->buf) {
             FREE(tex);

src/gallium/winsys/radeon/drm/radeon_drm_bo.c

@@ -468,8 +468,7 @@ static struct radeon_winsys_cs_handle *radeon_drm_get_cs_handle(
             get_radeon_bo(pb_buffer(_buf));
 }
 
-static unsigned get_pb_usage_from_create_flags(unsigned bind, unsigned usage,
-                                               enum radeon_bo_domain domain)
+static unsigned get_pb_usage_from_create_flags(enum radeon_bo_domain domain)
 {
     unsigned res = 0;
 
@@ -487,7 +486,6 @@ radeon_winsys_bo_create(struct radeon_winsys *rws,
                         unsigned size,
                         unsigned alignment,
                         unsigned bind,
-                        unsigned usage,
                         enum radeon_bo_domain domain)
 {
     struct radeon_drm_winsys *ws = radeon_drm_winsys(rws);
@@ -497,7 +495,7 @@ radeon_winsys_bo_create(struct radeon_winsys *rws,
 
     memset(&desc, 0, sizeof(desc));
     desc.alignment = alignment;
-    desc.usage = get_pb_usage_from_create_flags(bind, usage, domain);
+    desc.usage = get_pb_usage_from_create_flags(domain);
 
     /* Assign a buffer manager. */
     if (bind & (PIPE_BIND_VERTEX_BUFFER | PIPE_BIND_INDEX_BUFFER))

src/gallium/winsys/radeon/drm/radeon_winsys.h

@@ -119,7 +119,6 @@ struct radeon_winsys {
      * \param size      The size to allocate.
      * \param alignment An alignment of the buffer in memory.
      * \param bind      A bitmask of the PIPE_BIND_* flags.
-     * \param usage     A bitmask of the PIPE_USAGE_* flags.
      * \param domain    A bitmask of the RADEON_DOMAIN_* flags.
      * \return          The created buffer object.
      */
@@ -127,7 +126,6 @@ struct radeon_winsys {
                                        unsigned size,
                                        unsigned alignment,
                                        unsigned bind,
-                                       unsigned usage,
                                        enum radeon_bo_domain domain);
 
     struct radeon_winsys_cs_handle *(*buffer_get_cs_handle)(