Mesa (7.8): r300: respect radeon common code fallbacks

[Maciej Cencora]

Module: Mesa
Branch: 7.8
Commit: 2657325c4a73a2bfa94888a936d06466000e7fbf
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=2657325c4a73a2bfa94888a936d06466000e7fbf

Author: Maciej Cencora <m.cencora at gmail.com>
Date:   Sun Apr 11 12:39:54 2010 +0200

r300: respect radeon common code fallbacks

Fixes progs/demos/shadowtex under KMS

---

 src/mesa/drivers/dri/r300/r300_context.c |    3 +++
 src/mesa/drivers/dri/r300/r300_render.c  |    8 ++++++--
 src/mesa/drivers/dri/r300/r300_render.h  |    1 +
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/dri/r300/r300_context.c b/src/mesa/drivers/dri/r300/r300_context.c
index ff35cd5..689bb13 100644
--- a/src/mesa/drivers/dri/r300/r300_context.c
+++ b/src/mesa/drivers/dri/r300/r300_context.c
@@ -61,6 +61,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "r300_state.h"
 #include "r300_tex.h"
 #include "r300_emit.h"
+#include "r300_render.h"
 #include "r300_swtcl.h"
 #include "radeon_bocs_wrapper.h"
 #include "radeon_buffer_objects.h"
@@ -226,6 +227,8 @@ static void r300_fallback(GLcontext *ctx, GLuint bit, GLboolean mode)
 		r300->radeon.Fallback |= bit;
 	else
 		r300->radeon.Fallback &= ~bit;
+
+	r300SwitchFallback(ctx, R300_FALLBACK_RADEON_COMMON, mode);
 }
 
 static void r300_emit_query_finish(radeonContextPtr radeon)
diff --git a/src/mesa/drivers/dri/r300/r300_render.c b/src/mesa/drivers/dri/r300/r300_render.c
index 11eafd3..bb8f914 100644
--- a/src/mesa/drivers/dri/r300/r300_render.c
+++ b/src/mesa/drivers/dri/r300/r300_render.c
@@ -408,8 +408,9 @@ void r300RunRenderPrimitive(GLcontext * ctx, int start, int end, int prim)
 	COMMIT_BATCH();
 }
 
-static const char *getFallbackString(uint32_t bit)
+static const char *getFallbackString(r300ContextPtr rmesa, uint32_t bit)
 {
+	static char common_fallback_str[32];
 	switch (bit) {
 		case R300_FALLBACK_VERTEX_PROGRAM :
 			return "vertex program";
@@ -429,6 +430,9 @@ static const char *getFallbackString(uint32_t bit)
 			return "render mode != GL_RENDER";
 		case R300_FALLBACK_FRAGMENT_PROGRAM:
 			return "fragment program";
+		case R300_FALLBACK_RADEON_COMMON:
+			snprintf(common_fallback_str, 32, "radeon common 0x%08x", rmesa->radeon.Fallback);
+			return common_fallback_str;
 		case R300_FALLBACK_AOS_LIMIT:
 			return "aos limit";
 		case R300_FALLBACK_INVALID_BUFFERS:
@@ -448,7 +452,7 @@ void r300SwitchFallback(GLcontext *ctx, uint32_t bit, GLboolean mode)
 	if (mode) {
 		if ((fallback_warn & bit) == 0) {
 			if (RADEON_DEBUG & RADEON_FALLBACKS)
-				fprintf(stderr, "WARNING! Falling back to software for %s\n", getFallbackString(bit));
+				fprintf(stderr, "WARNING! Falling back to software for %s\n", getFallbackString(rmesa, bit));
 			fallback_warn |= bit;
 		}
 		rmesa->fallback |= bit;
diff --git a/src/mesa/drivers/dri/r300/r300_render.h b/src/mesa/drivers/dri/r300/r300_render.h
index ec78547..581e9fa 100644
--- a/src/mesa/drivers/dri/r300/r300_render.h
+++ b/src/mesa/drivers/dri/r300/r300_render.h
@@ -41,6 +41,7 @@
 #define R300_FALLBACK_STENCIL_TWOSIDE   (1 << 21)
 #define R300_FALLBACK_RENDER_MODE       (1 << 22)
 #define R300_FALLBACK_FRAGMENT_PROGRAM  (1 << 23)
+#define R300_FALLBACK_RADEON_COMMON     (1 << 29)
 #define R300_FALLBACK_AOS_LIMIT         (1 << 30)
 #define R300_FALLBACK_INVALID_BUFFERS   (1 << 31)
 #define R300_RASTER_FALLBACK_MASK        0xffff0000