Revert "r300-gallium, radeon-gallium: Nuke gb_pipes from orbit."

This reverts commit 6a40d1e9d96f8e8c57bc3bbd6f567cacd4471f59.

Turns out that we *do* need these for OQ after all. Go figure.

Conflicts:

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

5 files changed, 26 insertions, 0 deletions

diff --git a/src/gallium/drivers/r300/r300_chipset.c b/src/gallium/drivers/r300/r300_chipset.c
index 00fae8d26f..864bdedec0 100644
--- a/src/gallium/drivers/r300/r300_chipset.c
+++ b/src/gallium/drivers/r300/r300_chipset.c
@@ -34,6 +34,7 @@ void r300_parse_chipset(struct r300_capabilities* caps)
     caps->is_r500 = FALSE;
     caps->num_vert_fpus = 4;
 
+
     /* Note: These are not ordered by PCI ID. I leave that task to GCC,
      * which will perform the ordering while collating jump tables. Instead,
      * I've tried to group them according to capabilities and age. */
diff --git a/src/gallium/drivers/r300/r300_chipset.h b/src/gallium/drivers/r300/r300_chipset.h
index 5b2e1f0568..21eebeae60 100644
--- a/src/gallium/drivers/r300/r300_chipset.h
+++ b/src/gallium/drivers/r300/r300_chipset.h
@@ -34,6 +34,8 @@ struct r300_capabilities {
     int family;
     /* The number of vertex floating-point units */
     int num_vert_fpus;
+    /* The number of fragment pipes */
+    int num_frag_pipes;
     /* Whether or not TCL is physically present */
     boolean has_tcl;
     /* Whether or not this is an RV515 or newer; R500s have many differences
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index 96a7304621..15740f6125 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -392,6 +392,7 @@ struct pipe_screen* r300_create_screen(struct r300_winsys* r300_winsys)
         return NULL;
 
     caps->pci_id = r300_winsys->pci_id;
+    caps->num_frag_pipes = r300_winsys->gb_pipes;
 
     r300_parse_chipset(caps);
 
diff --git a/src/gallium/drivers/r300/r300_state_inlines.h b/src/gallium/drivers/r300/r300_state_inlines.h
index 22c8e199ae..91b93fc367 100644
--- a/src/gallium/drivers/r300/r300_state_inlines.h
+++ b/src/gallium/drivers/r300/r300_state_inlines.h
@@ -353,6 +353,25 @@ static INLINE uint32_t r300_translate_out_fmt(enum pipe_format format)
 
 /* Non-CSO state. (For now.) */
 
+static INLINE uint32_t r300_translate_gb_pipes(int pipe_count)
+{
+    switch (pipe_count) {
+        case 1:
+            return R300_GB_TILE_PIPE_COUNT_RV300;
+            break;
+        case 2:
+            return R300_GB_TILE_PIPE_COUNT_R300;
+            break;
+        case 3:
+            return R300_GB_TILE_PIPE_COUNT_R420_3P;
+            break;
+        case 4:
+            return R300_GB_TILE_PIPE_COUNT_R420;
+            break;
+    }
+    return 0;
+}
+
 static INLINE uint32_t translate_vertex_data_type(int type) {
     switch (type) {
         case EMIT_1F:
diff --git a/src/gallium/drivers/r300/r300_winsys.h b/src/gallium/drivers/r300/r300_winsys.h
index d2893c3b9d..f18ad75a47 100644
--- a/src/gallium/drivers/r300/r300_winsys.h
+++ b/src/gallium/drivers/r300/r300_winsys.h
@@ -45,6 +45,9 @@ struct r300_winsys {
     /* PCI ID */
     uint32_t pci_id;
 
+    /* GB pipe count */
+    uint32_t gb_pipes;
+
     /* GART size. */
     uint32_t gart_size;