radeon-gallium: Build fixes wrt changed libdrm_radeon space check API

Had to be hacked up a bit to apply to master. Sorry 'bout that. :3

src/gallium/winsys/drm/radeon/core/radeon_buffer.h

@@ -61,11 +61,6 @@ struct radeon_winsys_priv {
     /* Radeon BO manager. */
     struct radeon_bo_manager* bom;
 
-    /* Radeon BO space checker. */
-    struct radeon_cs_space_check sc[RADEON_MAX_BOS];
-    /* Current BO count. */
-    unsigned bo_count;
-
     /* Radeon CS manager. */
     struct radeon_cs_manager* csm;
 

src/gallium/winsys/drm/radeon/core/radeon_drm.c

@@ -31,6 +31,11 @@
 #include "radeon_drm.h"
 #include "trace/tr_drm.h"
 
+#include "r300_screen.h"
+#include "xf86drm.h"
+
+#include <sys/ioctl.h>
+
 /* Create a pipe_screen. */
 struct pipe_screen* radeon_create_screen(struct drm_api* api,
                                          int drmFB,

src/gallium/winsys/drm/radeon/core/radeon_r300.c

@@ -27,64 +27,23 @@ static boolean radeon_r300_add_buffer(struct r300_winsys* winsys,
                                       uint32_t rd,
                                       uint32_t wd)
 {
-    int i;
     struct radeon_winsys_priv* priv =
         (struct radeon_winsys_priv*)winsys->radeon_winsys;
-    struct radeon_cs_space_check* sc = priv->sc;
     struct radeon_bo* bo = ((struct radeon_pipe_buffer*)pbuffer)->bo;
 
-    /* Check to see if this BO is already in line for validation;
-     * find a slot for it otherwise. */
-    for (i = 0; i < priv->bo_count; i++) {
-        if (sc[i].bo == bo) {
-            sc[i].read_domains |= rd;
-            sc[i].write_domain |= wd;
-            return TRUE;
-        }
-    }
-
-    if (priv->bo_count >= RADEON_MAX_BOS) {
-        /* Dohoho. Not falling for that one again. Request a flush. */
-        return FALSE;
-    }
-
-    sc[priv->bo_count].bo = bo;
-    sc[priv->bo_count].read_domains = rd;
-    sc[priv->bo_count].write_domain = wd;
-    priv->bo_count++;
-
+    radeon_cs_space_add_persistent_bo(priv->cs, bo, rd, wd);
     return TRUE;
 }
 
 static boolean radeon_r300_validate(struct r300_winsys* winsys)
 {
-    int retval, i;
     struct radeon_winsys_priv* priv =
         (struct radeon_winsys_priv*)winsys->radeon_winsys;
-    struct radeon_cs_space_check* sc = priv->sc;
 
-    retval = radeon_cs_space_check(priv->cs, sc, priv->bo_count);
-
-    if (retval == RADEON_CS_SPACE_OP_TO_BIG) {
-        /* We might as well HCF, since this is not going to fit in the card,
-         * period. */
-        /* XXX just drop it on the floor instead */
-	exit(1);
-    } else if (retval == RADEON_CS_SPACE_FLUSH) {
-        /* We must flush before more rendering can commence. */
+    if (radeon_cs_space_check(priv->cs) < 0) {
         return TRUE;
     }
 
-    /* XXX should probably be its own function */
-    for (i = 0; i < priv->bo_count; i++) {
-        if (sc[i].read_domains && sc[i].write_domain) {
-            /* Cute, cute. We need to flush first. */
-            debug_printf("radeon: BO %p can't be read and written; "
-                    "requesting flush.\n", sc[i].bo);
-            return TRUE;
-        }
-    }
-
     /* Things are fine, we can proceed as normal. */
     return FALSE;
 }
@@ -151,8 +110,7 @@ static void radeon_r300_flush_cs(struct r300_winsys* winsys)
 {
     struct radeon_winsys_priv* priv =
         (struct radeon_winsys_priv*)winsys->radeon_winsys;
-    struct radeon_cs_space_check* sc = priv->sc;
-    int retval = 1;
+    int retval;
 
     /* Emit the CS. */
     retval = radeon_cs_emit(priv->cs);
@@ -163,8 +121,7 @@ static void radeon_r300_flush_cs(struct r300_winsys* winsys)
     radeon_cs_erase(priv->cs);
 
     /* Clean out BOs. */
-    memset(sc, 0, sizeof(struct radeon_cs_space_check) * RADEON_MAX_BOS);
-    priv->bo_count = 0;
+    radeon_cs_space_reset_bos(priv->cs);
 }
 
 /* Helper function to do the ioctls needed for setup and init. */

src/gallium/winsys/drm/radeon/core/radeon_r300.h

@@ -20,6 +20,9 @@
  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  * USE OR OTHER DEALINGS IN THE SOFTWARE. */
 
+#ifndef RADEON_R300_H
+#define RADEON_R300_H
+
 /* XXX WTF is this! I shouldn't have to include those first three! FUCK! */
 #include <stdint.h>
 #include <stdlib.h>
@@ -44,5 +47,9 @@ struct drm_radeon_info {
 };
 #endif
 
+struct radeon_winsys;
+
 struct r300_winsys*
 radeon_create_r300_winsys(int fd, struct radeon_winsys* old_winsys);
+
+#endif /* RADEON_R300_H */