r300g: precompute framebuffer register values

6 files changed, 250 insertions, 220 deletions

diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h
index 1eba8a8ed1..443af4ec2e 100644
--- a/src/gallium/drivers/r300/r300_context.h
+++ b/src/gallium/drivers/r300/r300_context.h
@@ -125,6 +125,16 @@ struct r300_texture_state {
     uint32_t format2; /* R300_TX_FORMAT2: 0x4500 */
 };
 
+struct r300_texture_fb_state {
+    /* Colorbuffer. */
+    uint32_t colorpitch[PIPE_MAX_TEXTURE_LEVELS]; /* R300_RB3D_COLORPITCH[0-3]*/
+    uint32_t us_out_fmt; /* R300_US_OUT_FMT[0-3] */
+
+    /* Zbuffer. */
+    uint32_t depthpitch[PIPE_MAX_TEXTURE_LEVELS]; /* R300_RB3D_DEPTHPITCH */
+    uint32_t zb_format; /* R300_ZB_FORMAT */
+};
+
 struct r300_viewport_state {
     float xscale;         /* R300_VAP_VPORT_XSCALE:  0x2098 */
     float xoffset;        /* R300_VAP_VPORT_XOFFSET: 0x209c */
@@ -232,6 +242,7 @@ struct r300_texture {
 
     /* Registers carrying texture format data. */
     struct r300_texture_state state;
+    struct r300_texture_fb_state fb_state;
 
     /* Buffer tiling */
     enum r300_buffer_tiling microtile, macrotile;
diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index 88fe166359..5a2865887f 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -422,14 +422,10 @@ void r300_emit_fb_state(struct r300_context* r300, void* state)
         OUT_CS_RELOC(tex->buffer, surf->offset, 0, RADEON_GEM_DOMAIN_VRAM, 0);
 
         OUT_CS_REG_SEQ(R300_RB3D_COLORPITCH0 + (4 * i), 1);
-        OUT_CS_RELOC(tex->buffer, tex->pitch[surf->level] |
-                     r300_translate_colorformat(tex->tex.format) |
-                     R300_COLOR_TILE(tex->mip_macrotile[surf->level]) |
-                     R300_COLOR_MICROTILE(tex->microtile),
+        OUT_CS_RELOC(tex->buffer, tex->fb_state.colorpitch[surf->level],
                      0, RADEON_GEM_DOMAIN_VRAM, 0);
 
-        OUT_CS_REG(R300_US_OUT_FMT_0 + (4 * i),
-            r300_translate_out_fmt(surf->format));
+        OUT_CS_REG(R300_US_OUT_FMT_0 + (4 * i), tex->fb_state.us_out_fmt);
     }
 
     /* Set up a zbuffer. */
@@ -441,12 +437,10 @@ void r300_emit_fb_state(struct r300_context* r300, void* state)
         OUT_CS_REG_SEQ(R300_ZB_DEPTHOFFSET, 1);
         OUT_CS_RELOC(tex->buffer, surf->offset, 0, RADEON_GEM_DOMAIN_VRAM, 0);
 
-        OUT_CS_REG(R300_ZB_FORMAT, r300_translate_zsformat(tex->tex.format));
+        OUT_CS_REG(R300_ZB_FORMAT, tex->fb_state.zb_format);
 
         OUT_CS_REG_SEQ(R300_ZB_DEPTHPITCH, 1);
-        OUT_CS_RELOC(tex->buffer, tex->pitch[surf->level] |
-                     R300_DEPTHMACROTILE(tex->mip_macrotile[surf->level]) |
-                     R300_DEPTHMICROTILE(tex->microtile),
+        OUT_CS_RELOC(tex->buffer, tex->fb_state.depthpitch[surf->level],
                      0, RADEON_GEM_DOMAIN_VRAM, 0);
     }
 
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index 4bb4e5a785..6a55570571 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -27,7 +27,6 @@
 
 #include "r300_context.h"
 #include "r300_screen.h"
-#include "r300_state_inlines.h"
 #include "r300_texture.h"
 
 #include "radeon_winsys.h"
diff --git a/src/gallium/drivers/r300/r300_state_inlines.h b/src/gallium/drivers/r300/r300_state_inlines.h
index 63f5ff6045..0e1cb328d1 100644
--- a/src/gallium/drivers/r300/r300_state_inlines.h
+++ b/src/gallium/drivers/r300/r300_state_inlines.h
@@ -327,215 +327,6 @@ static INLINE uint32_t r300_anisotropy(unsigned max_aniso)
     }
 }
 
-/* Buffer formats. */
-
-/* Colorbuffer formats. This is the unswizzled format of the RB3D block's
- * output. For the swizzling of the targets, check the shader's format. */
-static INLINE uint32_t r300_translate_colorformat(enum pipe_format format)
-{
-    switch (format) {
-        /* 8-bit buffers. */
-        case PIPE_FORMAT_A8_UNORM:
-        case PIPE_FORMAT_I8_UNORM:
-        case PIPE_FORMAT_L8_UNORM:
-        case PIPE_FORMAT_L8_SRGB:
-        case PIPE_FORMAT_R8_UNORM:
-        case PIPE_FORMAT_R8_SNORM:
-            return R300_COLOR_FORMAT_I8;
-
-        /* 16-bit buffers. */
-        case PIPE_FORMAT_R5G6B5_UNORM:
-            return R300_COLOR_FORMAT_RGB565;
-        case PIPE_FORMAT_A1R5G5B5_UNORM:
-            return R300_COLOR_FORMAT_ARGB1555;
-        case PIPE_FORMAT_A4R4G4B4_UNORM:
-            return R300_COLOR_FORMAT_ARGB4444;
-
-        /* 32-bit buffers. */
-        case PIPE_FORMAT_A8R8G8B8_UNORM:
-        case PIPE_FORMAT_A8R8G8B8_SRGB:
-        case PIPE_FORMAT_X8R8G8B8_UNORM:
-        case PIPE_FORMAT_X8R8G8B8_SRGB:
-        case PIPE_FORMAT_B8G8R8A8_UNORM:
-        case PIPE_FORMAT_B8G8R8A8_SRGB:
-        case PIPE_FORMAT_B8G8R8X8_UNORM:
-        case PIPE_FORMAT_B8G8R8X8_SRGB:
-        case PIPE_FORMAT_R8G8B8A8_UNORM:
-        case PIPE_FORMAT_R8G8B8A8_SNORM:
-        case PIPE_FORMAT_R8G8B8A8_SRGB:
-        case PIPE_FORMAT_R8G8B8X8_UNORM:
-        case PIPE_FORMAT_R8G8B8X8_SRGB:
-        case PIPE_FORMAT_R8G8B8X8_SNORM:
-        case PIPE_FORMAT_A8B8G8R8_SNORM:
-        case PIPE_FORMAT_X8B8G8R8_SNORM:
-        case PIPE_FORMAT_X8UB8UG8SR8S_NORM:
-            return R300_COLOR_FORMAT_ARGB8888;
-        case PIPE_FORMAT_A2B10G10R10_UNORM:
-            return R500_COLOR_FORMAT_ARGB2101010;  /* R5xx-only? */
-
-        /* 64-bit buffers. */
-        case PIPE_FORMAT_R16G16B16A16_UNORM:
-        case PIPE_FORMAT_R16G16B16A16_SNORM:
-        //case PIPE_FORMAT_R16G16B16A16_FLOAT: /* not in pipe_format */
-            return R300_COLOR_FORMAT_ARGB16161616;
-
-/* XXX Enable float textures here. */
-#if 0
-        /* 128-bit buffers. */
-        case PIPE_FORMAT_R32G32B32A32_FLOAT:
-            return R300_COLOR_FORMAT_ARGB32323232;
-#endif
-
-        /* YUV buffers. */
-        case PIPE_FORMAT_YCBCR:
-            return R300_COLOR_FORMAT_YVYU;
-        case PIPE_FORMAT_YCBCR_REV:
-            return R300_COLOR_FORMAT_VYUY;
-        default:
-            return ~0; /* Unsupported. */
-    }
-}
-
-/* Depthbuffer and stencilbuffer. Thankfully, we only support two flavors. */
-static INLINE uint32_t r300_translate_zsformat(enum pipe_format format)
-{
-    switch (format) {
-        /* 16-bit depth, no stencil */
-        case PIPE_FORMAT_Z16_UNORM:
-            return R300_DEPTHFORMAT_16BIT_INT_Z;
-        /* 24-bit depth, ignored stencil */
-        case PIPE_FORMAT_Z24X8_UNORM:
-        /* 24-bit depth, 8-bit stencil */
-        case PIPE_FORMAT_Z24S8_UNORM:
-            return R300_DEPTHFORMAT_24BIT_INT_Z_8BIT_STENCIL;
-        default:
-            return ~0; /* Unsupported. */
-    }
-}
-
-/* Shader output formats. This is essentially the swizzle from the shader
- * to the RB3D block.
- *
- * Note that formats are stored from C3 to C0. */
-static INLINE uint32_t r300_translate_out_fmt(enum pipe_format format)
-{
-    uint32_t modifier = 0;
-    unsigned i;
-    const struct util_format_description *desc;
-    static const uint32_t sign_bit[4] = {
-        R300_OUT_SIGN(0x1),
-        R300_OUT_SIGN(0x2),
-        R300_OUT_SIGN(0x4),
-        R300_OUT_SIGN(0x8),
-    };
-
-    desc = util_format_description(format);
-
-    /* Specifies how the shader output is written to the fog unit. */
-    if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) {
-        /* The gamma correction causes precision loss so we need
-         * higher precision to maintain reasonable quality.
-         * It has nothing to do with the colorbuffer format. */
-        modifier |= R300_US_OUT_FMT_C4_10_GAMMA;
-    } else if (desc->channel[0].type == UTIL_FORMAT_TYPE_FLOAT) {
-        if (desc->channel[0].size == 32) {
-            modifier |= R300_US_OUT_FMT_C4_32_FP;
-        } else {
-            modifier |= R300_US_OUT_FMT_C4_16_FP;
-        }
-    } else {
-        if (desc->channel[0].size == 16) {
-            modifier |= R300_US_OUT_FMT_C4_16;
-        } else {
-            /* C4_8 seems to be used for the formats whose pixel size
-             * is <= 32 bits. */
-            modifier |= R300_US_OUT_FMT_C4_8;
-        }
-    }
-
-    /* Add sign. */
-    for (i = 0; i < 4; i++)
-        if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
-            modifier |= sign_bit[i];
-        }
-
-    /* Add swizzles and return. */
-    switch (format) {
-        /* 8-bit outputs.
-         * COLORFORMAT_I8 stores the C2 component. */
-        case PIPE_FORMAT_A8_UNORM:
-            return modifier | R300_C2_SEL_A;
-        case PIPE_FORMAT_I8_UNORM:
-        case PIPE_FORMAT_L8_UNORM:
-        case PIPE_FORMAT_L8_SRGB:
-        case PIPE_FORMAT_R8_UNORM:
-        case PIPE_FORMAT_R8_SNORM:
-            return modifier | R300_C2_SEL_R;
-
-        /* ARGB 32-bit outputs. */
-        case PIPE_FORMAT_R5G6B5_UNORM:
-        case PIPE_FORMAT_A1R5G5B5_UNORM:
-        case PIPE_FORMAT_A4R4G4B4_UNORM:
-        case PIPE_FORMAT_A8R8G8B8_UNORM:
-        case PIPE_FORMAT_A8R8G8B8_SRGB:
-        case PIPE_FORMAT_X8R8G8B8_UNORM:
-        case PIPE_FORMAT_X8R8G8B8_SRGB:
-            return modifier |
-                R300_C0_SEL_B | R300_C1_SEL_G |
-                R300_C2_SEL_R | R300_C3_SEL_A;
-
-        /* BGRA 32-bit outputs. */
-        case PIPE_FORMAT_B8G8R8A8_UNORM:
-        case PIPE_FORMAT_B8G8R8A8_SRGB:
-        case PIPE_FORMAT_B8G8R8X8_UNORM:
-        case PIPE_FORMAT_B8G8R8X8_SRGB:
-            return modifier |
-                R300_C0_SEL_A | R300_C1_SEL_R |
-                R300_C2_SEL_G | R300_C3_SEL_B;
-
-        /* RGBA 32-bit outputs. */
-        case PIPE_FORMAT_R8G8B8A8_UNORM:
-        case PIPE_FORMAT_R8G8B8A8_SNORM:
-        case PIPE_FORMAT_R8G8B8A8_SRGB:
-        case PIPE_FORMAT_R8G8B8X8_UNORM:
-        case PIPE_FORMAT_R8G8B8X8_SRGB:
-        case PIPE_FORMAT_R8G8B8X8_SNORM:
-            return modifier |
-                R300_C0_SEL_A | R300_C1_SEL_B |
-                R300_C2_SEL_G | R300_C3_SEL_R;
-
-        /* ABGR 32-bit outputs. */
-        case PIPE_FORMAT_A8B8G8R8_SNORM:
-        case PIPE_FORMAT_X8B8G8R8_SNORM:
-        case PIPE_FORMAT_X8UB8UG8SR8S_NORM:
-        case PIPE_FORMAT_A2B10G10R10_UNORM:
-        /* RGBA high precision outputs (same swizzles as ABGR low precision) */
-        case PIPE_FORMAT_R16G16B16A16_UNORM:
-        case PIPE_FORMAT_R16G16B16A16_SNORM:
-        //case PIPE_FORMAT_R16G16B16A16_FLOAT: /* not in pipe_format */
-        case PIPE_FORMAT_R32G32B32A32_FLOAT:
-            return modifier |
-                R300_C0_SEL_R | R300_C1_SEL_G |
-                R300_C2_SEL_B | R300_C3_SEL_A;
-
-        default:
-            return ~0; /* Unsupported. */
-    }
-}
-
-static INLINE
-boolean r300_is_zs_format_supported(enum pipe_format format)
-{
-    return r300_translate_zsformat(format) != ~0;
-}
-
-static INLINE
-boolean r300_is_colorbuffer_format_supported(enum pipe_format format)
-{
-    return r300_translate_colorformat(format) != ~0 &&
-           r300_translate_out_fmt(format) != ~0;
-}
-
 /* Non-CSO state. (For now.) */
 
 static INLINE uint32_t r300_translate_gb_pipes(int pipe_count)
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c
index 5b7afc6eb9..ed2be06254 100644
--- a/src/gallium/drivers/r300/r300_texture.c
+++ b/src/gallium/drivers/r300/r300_texture.c
@@ -1,5 +1,6 @@
 /*
  * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
+ * Copyright 2010 Marek Olšák <maraeo@gmail.com>
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -29,6 +30,7 @@
 #include "r300_context.h"
 #include "r300_texture.h"
 #include "r300_screen.h"
+#include "r300_state_inlines.h"
 
 #include "radeon_winsys.h"
 
@@ -283,6 +285,213 @@ static uint32_t r300_translate_texformat(enum pipe_format format)
     return ~0; /* Unsupported/unknown. */
 }
 
+/* Buffer formats. */
+
+/* Colorbuffer formats. This is the unswizzled format of the RB3D block's
+ * output. For the swizzling of the targets, check the shader's format. */
+static uint32_t r300_translate_colorformat(enum pipe_format format)
+{
+    switch (format) {
+        /* 8-bit buffers. */
+        case PIPE_FORMAT_A8_UNORM:
+        case PIPE_FORMAT_I8_UNORM:
+        case PIPE_FORMAT_L8_UNORM:
+        case PIPE_FORMAT_L8_SRGB:
+        case PIPE_FORMAT_R8_UNORM:
+        case PIPE_FORMAT_R8_SNORM:
+            return R300_COLOR_FORMAT_I8;
+
+        /* 16-bit buffers. */
+        case PIPE_FORMAT_R5G6B5_UNORM:
+            return R300_COLOR_FORMAT_RGB565;
+        case PIPE_FORMAT_A1R5G5B5_UNORM:
+            return R300_COLOR_FORMAT_ARGB1555;
+        case PIPE_FORMAT_A4R4G4B4_UNORM:
+            return R300_COLOR_FORMAT_ARGB4444;
+
+        /* 32-bit buffers. */
+        case PIPE_FORMAT_A8R8G8B8_UNORM:
+        case PIPE_FORMAT_A8R8G8B8_SRGB:
+        case PIPE_FORMAT_X8R8G8B8_UNORM:
+        case PIPE_FORMAT_X8R8G8B8_SRGB:
+        case PIPE_FORMAT_B8G8R8A8_UNORM:
+        case PIPE_FORMAT_B8G8R8A8_SRGB:
+        case PIPE_FORMAT_B8G8R8X8_UNORM:
+        case PIPE_FORMAT_B8G8R8X8_SRGB:
+        case PIPE_FORMAT_R8G8B8A8_UNORM:
+        case PIPE_FORMAT_R8G8B8A8_SNORM:
+        case PIPE_FORMAT_R8G8B8A8_SRGB:
+        case PIPE_FORMAT_R8G8B8X8_UNORM:
+        case PIPE_FORMAT_R8G8B8X8_SRGB:
+        case PIPE_FORMAT_R8G8B8X8_SNORM:
+        case PIPE_FORMAT_A8B8G8R8_SNORM:
+        case PIPE_FORMAT_X8B8G8R8_SNORM:
+        case PIPE_FORMAT_X8UB8UG8SR8S_NORM:
+            return R300_COLOR_FORMAT_ARGB8888;
+        case PIPE_FORMAT_A2B10G10R10_UNORM:
+            return R500_COLOR_FORMAT_ARGB2101010;  /* R5xx-only? */
+
+        /* 64-bit buffers. */
+        case PIPE_FORMAT_R16G16B16A16_UNORM:
+        case PIPE_FORMAT_R16G16B16A16_SNORM:
+        //case PIPE_FORMAT_R16G16B16A16_FLOAT: /* not in pipe_format */
+            return R300_COLOR_FORMAT_ARGB16161616;
+
+/* XXX Enable float textures here. */
+#if 0
+        /* 128-bit buffers. */
+        case PIPE_FORMAT_R32G32B32A32_FLOAT:
+            return R300_COLOR_FORMAT_ARGB32323232;
+#endif
+
+        /* YUV buffers. */
+        case PIPE_FORMAT_YCBCR:
+            return R300_COLOR_FORMAT_YVYU;
+        case PIPE_FORMAT_YCBCR_REV:
+            return R300_COLOR_FORMAT_VYUY;
+        default:
+            return ~0; /* Unsupported. */
+    }
+}
+
+/* Depthbuffer and stencilbuffer. Thankfully, we only support two flavors. */
+static uint32_t r300_translate_zsformat(enum pipe_format format)
+{
+    switch (format) {
+        /* 16-bit depth, no stencil */
+        case PIPE_FORMAT_Z16_UNORM:
+            return R300_DEPTHFORMAT_16BIT_INT_Z;
+        /* 24-bit depth, ignored stencil */
+        case PIPE_FORMAT_Z24X8_UNORM:
+        /* 24-bit depth, 8-bit stencil */
+        case PIPE_FORMAT_Z24S8_UNORM:
+            return R300_DEPTHFORMAT_24BIT_INT_Z_8BIT_STENCIL;
+        default:
+            return ~0; /* Unsupported. */
+    }
+}
+
+/* Shader output formats. This is essentially the swizzle from the shader
+ * to the RB3D block.
+ *
+ * Note that formats are stored from C3 to C0. */
+static uint32_t r300_translate_out_fmt(enum pipe_format format)
+{
+    uint32_t modifier = 0;
+    unsigned i;
+    const struct util_format_description *desc;
+    static const uint32_t sign_bit[4] = {
+        R300_OUT_SIGN(0x1),
+        R300_OUT_SIGN(0x2),
+        R300_OUT_SIGN(0x4),
+        R300_OUT_SIGN(0x8),
+    };
+
+    desc = util_format_description(format);
+
+    /* Specifies how the shader output is written to the fog unit. */
+    if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) {
+        /* The gamma correction causes precision loss so we need
+         * higher precision to maintain reasonable quality.
+         * It has nothing to do with the colorbuffer format. */
+        modifier |= R300_US_OUT_FMT_C4_10_GAMMA;
+    } else if (desc->channel[0].type == UTIL_FORMAT_TYPE_FLOAT) {
+        if (desc->channel[0].size == 32) {
+            modifier |= R300_US_OUT_FMT_C4_32_FP;
+        } else {
+            modifier |= R300_US_OUT_FMT_C4_16_FP;
+        }
+    } else {
+        if (desc->channel[0].size == 16) {
+            modifier |= R300_US_OUT_FMT_C4_16;
+        } else {
+            /* C4_8 seems to be used for the formats whose pixel size
+             * is <= 32 bits. */
+            modifier |= R300_US_OUT_FMT_C4_8;
+        }
+    }
+
+    /* Add sign. */
+    for (i = 0; i < 4; i++)
+        if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
+            modifier |= sign_bit[i];
+        }
+
+    /* Add swizzles and return. */
+    switch (format) {
+        /* 8-bit outputs.
+         * COLORFORMAT_I8 stores the C2 component. */
+        case PIPE_FORMAT_A8_UNORM:
+            return modifier | R300_C2_SEL_A;
+        case PIPE_FORMAT_I8_UNORM:
+        case PIPE_FORMAT_L8_UNORM:
+        case PIPE_FORMAT_L8_SRGB:
+        case PIPE_FORMAT_R8_UNORM:
+        case PIPE_FORMAT_R8_SNORM:
+            return modifier | R300_C2_SEL_R;
+
+        /* ARGB 32-bit outputs. */
+        case PIPE_FORMAT_R5G6B5_UNORM:
+        case PIPE_FORMAT_A1R5G5B5_UNORM:
+        case PIPE_FORMAT_A4R4G4B4_UNORM:
+        case PIPE_FORMAT_A8R8G8B8_UNORM:
+        case PIPE_FORMAT_A8R8G8B8_SRGB:
+        case PIPE_FORMAT_X8R8G8B8_UNORM:
+        case PIPE_FORMAT_X8R8G8B8_SRGB:
+            return modifier |
+                R300_C0_SEL_B | R300_C1_SEL_G |
+                R300_C2_SEL_R | R300_C3_SEL_A;
+
+        /* BGRA 32-bit outputs. */
+        case PIPE_FORMAT_B8G8R8A8_UNORM:
+        case PIPE_FORMAT_B8G8R8A8_SRGB:
+        case PIPE_FORMAT_B8G8R8X8_UNORM:
+        case PIPE_FORMAT_B8G8R8X8_SRGB:
+            return modifier |
+                R300_C0_SEL_A | R300_C1_SEL_R |
+                R300_C2_SEL_G | R300_C3_SEL_B;
+
+        /* RGBA 32-bit outputs. */
+        case PIPE_FORMAT_R8G8B8A8_UNORM:
+        case PIPE_FORMAT_R8G8B8A8_SNORM:
+        case PIPE_FORMAT_R8G8B8A8_SRGB:
+        case PIPE_FORMAT_R8G8B8X8_UNORM:
+        case PIPE_FORMAT_R8G8B8X8_SRGB:
+        case PIPE_FORMAT_R8G8B8X8_SNORM:
+            return modifier |
+                R300_C0_SEL_A | R300_C1_SEL_B |
+                R300_C2_SEL_G | R300_C3_SEL_R;
+
+        /* ABGR 32-bit outputs. */
+        case PIPE_FORMAT_A8B8G8R8_SNORM:
+        case PIPE_FORMAT_X8B8G8R8_SNORM:
+        case PIPE_FORMAT_X8UB8UG8SR8S_NORM:
+        case PIPE_FORMAT_A2B10G10R10_UNORM:
+        /* RGBA high precision outputs (same swizzles as ABGR low precision) */
+        case PIPE_FORMAT_R16G16B16A16_UNORM:
+        case PIPE_FORMAT_R16G16B16A16_SNORM:
+        //case PIPE_FORMAT_R16G16B16A16_FLOAT: /* not in pipe_format */
+        case PIPE_FORMAT_R32G32B32A32_FLOAT:
+            return modifier |
+                R300_C0_SEL_R | R300_C1_SEL_G |
+                R300_C2_SEL_B | R300_C3_SEL_A;
+
+        default:
+            return ~0; /* Unsupported. */
+    }
+}
+
+boolean r300_is_colorbuffer_format_supported(enum pipe_format format)
+{
+    return r300_translate_colorformat(format) != ~0 &&
+           r300_translate_out_fmt(format) != ~0;
+}
+
+boolean r300_is_zs_format_supported(enum pipe_format format)
+{
+    return r300_translate_zsformat(format) != ~0;
+}
+
 boolean r300_is_sampler_format_supported(enum pipe_format format)
 {
     return r300_translate_texformat(format) != ~0;
@@ -292,8 +501,10 @@ static void r300_setup_texture_state(struct r300_screen* screen, struct r300_tex
 {
     struct r300_texture_state* state = &tex->state;
     struct pipe_texture *pt = &tex->tex;
+    unsigned i;
     boolean is_r500 = screen->caps->is_r500;
 
+    /* Set sampler state. */
     state->format0 = R300_TX_WIDTH((pt->width0 - 1) & 0x7ff) |
                      R300_TX_HEIGHT((pt->height0 - 1) & 0x7ff);
 
@@ -327,6 +538,26 @@ static void r300_setup_texture_state(struct r300_screen* screen, struct r300_tex
 
     SCREEN_DBG(screen, DBG_TEX, "r300: Set texture state (%dx%d, %d levels)\n",
                pt->width0, pt->height0, pt->last_level);
+
+    /* Set framebuffer state. */
+    if (util_format_is_depth_or_stencil(tex->tex.format)) {
+        for (i = 0; i <= tex->tex.last_level; i++) {
+            tex->fb_state.depthpitch[i] =
+                tex->pitch[i] |
+                R300_DEPTHMACROTILE(tex->mip_macrotile[i]) |
+                R300_DEPTHMICROTILE(tex->microtile);
+        }
+        tex->fb_state.zb_format = r300_translate_zsformat(tex->tex.format);
+    } else {
+        for (i = 0; i <= tex->tex.last_level; i++) {
+            tex->fb_state.colorpitch[i] =
+                tex->pitch[i] |
+                r300_translate_colorformat(tex->tex.format) |
+                R300_COLOR_TILE(tex->mip_macrotile[i]) |
+                R300_COLOR_MICROTILE(tex->microtile);
+        }
+        tex->fb_state.us_out_fmt = r300_translate_out_fmt(tex->tex.format);
+    }
 }
 
 void r300_texture_reinterpret_format(struct pipe_screen *screen,
diff --git a/src/gallium/drivers/r300/r300_texture.h b/src/gallium/drivers/r300/r300_texture.h
index 01209efe3c..46a5fb6188 100644
--- a/src/gallium/drivers/r300/r300_texture.h
+++ b/src/gallium/drivers/r300/r300_texture.h
@@ -42,6 +42,10 @@ void r300_texture_reinterpret_format(struct pipe_screen *screen,
                                      struct pipe_texture *tex,
                                      enum pipe_format new_format);
 
+boolean r300_is_colorbuffer_format_supported(enum pipe_format format);
+
+boolean r300_is_zs_format_supported(enum pipe_format format);
+
 boolean r300_is_sampler_format_supported(enum pipe_format format);
 
 struct r300_video_surface