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authorDaniel Vetter <[email protected]>2010-12-01 21:03:13 +0100
committerJakob Bornecrantz <[email protected]>2010-12-02 01:34:13 +0100
commitf34fd58ec92b9344982b4a5a4b9e05fe4b151a64 (patch)
treefbfaf2ef48fe511e773440a55f8e12ec6467bd51
parenta95e694eaf3b40c86fbe8116fc3b5f1add365898 (diff)
i915g: implement unfenced relocs for textures using tiling bits
Signed-off-by: Daniel Vetter <[email protected]> Reviewed-by: Jakob Bornecrantz <[email protected]> Signed-off-by: Jakob Bornecrantz <[email protected]>
-rw-r--r--src/gallium/drivers/i915/i915_reg.h2
-rw-r--r--src/gallium/drivers/i915/i915_state_emit.c3
-rw-r--r--src/gallium/drivers/i915/i915_state_sampler.c20
3 files changed, 20 insertions, 5 deletions
diff --git a/src/gallium/drivers/i915/i915_reg.h b/src/gallium/drivers/i915/i915_reg.h
index cc28891e4ac..1f6d8ac76bb 100644
--- a/src/gallium/drivers/i915/i915_reg.h
+++ b/src/gallium/drivers/i915/i915_reg.h
@@ -753,7 +753,7 @@
#define MT_COMPRESS_DXT1_RGB (4<<3)
#define MS3_USE_FENCE_REGS (1<<2)
#define MS3_TILED_SURFACE (1<<1)
-#define MS3_TILE_WALK (1<<0)
+#define MS3_TILE_WALK_Y (1<<0)
#define MS4_PITCH_SHIFT 21
#define MS4_CUBE_FACE_ENA_NEGX (1<<20)
diff --git a/src/gallium/drivers/i915/i915_state_emit.c b/src/gallium/drivers/i915/i915_state_emit.c
index 803cc902854..8d912cadc1a 100644
--- a/src/gallium/drivers/i915/i915_state_emit.c
+++ b/src/gallium/drivers/i915/i915_state_emit.c
@@ -308,12 +308,11 @@ i915_emit_hardware_state(struct i915_context *i915 )
if (enabled & (1 << unit)) {
struct i915_texture *texture = i915_texture(i915->fragment_sampler_views[unit]->texture);
struct i915_winsys_buffer *buf = texture->buffer;
- uint offset = 0;
assert(buf);
count++;
- OUT_RELOC_FENCED(buf, I915_USAGE_SAMPLER, offset);
+ OUT_RELOC(buf, I915_USAGE_SAMPLER, 0);
OUT_BATCH(i915->current.texbuffer[unit][0]); /* MS3 */
OUT_BATCH(i915->current.texbuffer[unit][1]); /* MS4 */
}
diff --git a/src/gallium/drivers/i915/i915_state_sampler.c b/src/gallium/drivers/i915/i915_state_sampler.c
index 9771274ca11..916cb767536 100644
--- a/src/gallium/drivers/i915/i915_state_sampler.c
+++ b/src/gallium/drivers/i915/i915_state_sampler.c
@@ -243,6 +243,23 @@ static uint translate_texture_format(enum pipe_format pipeFormat)
}
}
+static inline uint32_t
+ms3_tiling_bits(enum i915_winsys_buffer_tile tiling)
+{
+ uint32_t tiling_bits = 0;
+
+ switch (tiling) {
+ case I915_TILE_Y:
+ tiling_bits |= MS3_TILE_WALK_Y;
+ case I915_TILE_X:
+ tiling_bits |= MS3_TILED_SURFACE;
+ case I915_TILE_NONE:
+ break;
+ }
+
+ return tiling_bits;
+}
+
static void update_map(struct i915_context *i915,
uint unit,
const struct i915_texture *tex,
@@ -254,7 +271,6 @@ static void update_map(struct i915_context *i915,
const uint width = pt->width0, height = pt->height0, depth = pt->depth0;
const uint num_levels = pt->last_level;
unsigned max_lod = num_levels * 4;
- unsigned tiled = MS3_USE_FENCE_REGS;
assert(tex);
assert(width);
@@ -272,7 +288,7 @@ static void update_map(struct i915_context *i915,
(((height - 1) << MS3_HEIGHT_SHIFT)
| ((width - 1) << MS3_WIDTH_SHIFT)
| format
- | tiled);
+ | ms3_tiling_bits(tex->tiling));
/*
* XXX When min_filter != mag_filter and there's just one mipmap level,