diff options
| -rw-r--r-- | src/gallium/drivers/i915/i915_winsys.h | 14 | ||||
| -rw-r--r-- | src/gallium/winsys/i915/drm/i915_drm_buffer.c | 68 | ||||
| -rw-r--r-- | src/gallium/winsys/i915/sw/i915_sw_buffer.c | 31 | ||||
| -rw-r--r-- | src/gallium/winsys/i915/sw/i915_sw_winsys.h | 3 |
4 files changed, 102 insertions, 14 deletions
diff --git a/src/gallium/drivers/i915/i915_winsys.h b/src/gallium/drivers/i915/i915_winsys.h index 3d5627045b..59b7220e59 100644 --- a/src/gallium/drivers/i915/i915_winsys.h +++ b/src/gallium/drivers/i915/i915_winsys.h @@ -134,6 +134,20 @@ struct i915_winsys { enum i915_winsys_buffer_type type); /** + * Create a tiled buffer. + * + * *stride, height are in bytes. The winsys tries to allocate the buffer with + * the tiling mode provide in *tiling. If tiling is no possible, *tiling will + * be set to I915_TILE_NONE. The calculated stride (incorporateing hw/kernel + * requirements) is always returned in *stride. + */ + struct i915_winsys_buffer * + (*buffer_create_tiled)(struct i915_winsys *iws, + unsigned *stride, unsigned height, + enum i915_winsys_buffer_tile *tiling, + enum i915_winsys_buffer_type type); + + /** * Creates a buffer from a handle. * Used to implement pipe_screen::resource_from_handle. * Also provides the stride information needed for the diff --git a/src/gallium/winsys/i915/drm/i915_drm_buffer.c b/src/gallium/winsys/i915/drm/i915_drm_buffer.c index ab1e12529e..537bd737c5 100644 --- a/src/gallium/winsys/i915/drm/i915_drm_buffer.c +++ b/src/gallium/winsys/i915/drm/i915_drm_buffer.c @@ -5,6 +5,24 @@ #include "i915_drm.h" +static char *i915_drm_type_to_name(enum i915_winsys_buffer_type type) +{ + char *name; + + if (type == I915_NEW_TEXTURE) { + name = "gallium3d_texture"; + } else if (type == I915_NEW_VERTEX) { + name = "gallium3d_vertex"; + } else if (type == I915_NEW_SCANOUT) { + name = "gallium3d_scanout"; + } else { + assert(0); + name = "gallium3d_unknown"; + } + + return name; +} + static struct i915_winsys_buffer * i915_drm_buffer_create(struct i915_winsys *iws, unsigned size, @@ -12,7 +30,6 @@ i915_drm_buffer_create(struct i915_winsys *iws, { struct i915_drm_buffer *buf = CALLOC_STRUCT(i915_drm_buffer); struct i915_drm_winsys *idws = i915_drm_winsys(iws); - char *name; if (!buf) return NULL; @@ -21,22 +38,48 @@ i915_drm_buffer_create(struct i915_winsys *iws, buf->flinked = FALSE; buf->flink = 0; - if (type == I915_NEW_TEXTURE) { - name = "gallium3d_texture"; - } else if (type == I915_NEW_VERTEX) { - name = "gallium3d_vertex"; - } else if (type == I915_NEW_SCANOUT) { - name = "gallium3d_scanout"; - } else { - assert(0); - name = "gallium3d_unknown"; - } + buf->bo = drm_intel_bo_alloc(idws->gem_manager, + i915_drm_type_to_name(type), size, 0); + + if (!buf->bo) + goto err; + + return (struct i915_winsys_buffer *)buf; + +err: + assert(0); + FREE(buf); + return NULL; +} + +static struct i915_winsys_buffer * +i915_drm_buffer_create_tiled(struct i915_winsys *iws, + unsigned *stride, unsigned height, + enum i915_winsys_buffer_tile *tiling, + enum i915_winsys_buffer_type type) +{ + struct i915_drm_buffer *buf = CALLOC_STRUCT(i915_drm_buffer); + struct i915_drm_winsys *idws = i915_drm_winsys(iws); + unsigned long pitch = 0; + uint32_t tiling_mode = *tiling; + + if (!buf) + return NULL; + + buf->magic = 0xDEAD1337; + buf->flinked = FALSE; + buf->flink = 0; - buf->bo = drm_intel_bo_alloc(idws->gem_manager, name, size, 0); + buf->bo = drm_intel_bo_alloc_tiled(idws->gem_manager, + i915_drm_type_to_name(type), + *stride, height, 1, + &tiling_mode, &pitch, 0); if (!buf->bo) goto err; + *stride = pitch; + *tiling = tiling_mode; return (struct i915_winsys_buffer *)buf; err: @@ -190,6 +233,7 @@ void i915_drm_winsys_init_buffer_functions(struct i915_drm_winsys *idws) { idws->base.buffer_create = i915_drm_buffer_create; + idws->base.buffer_create_tiled = i915_drm_buffer_create_tiled; idws->base.buffer_from_handle = i915_drm_buffer_from_handle; idws->base.buffer_get_handle = i915_drm_buffer_get_handle; idws->base.buffer_set_fence_reg = i915_drm_buffer_set_fence_reg; diff --git a/src/gallium/winsys/i915/sw/i915_sw_buffer.c b/src/gallium/winsys/i915/sw/i915_sw_buffer.c index 321ef90d26..44466d1c66 100644 --- a/src/gallium/winsys/i915/sw/i915_sw_buffer.c +++ b/src/gallium/winsys/i915/sw/i915_sw_buffer.c @@ -27,6 +27,34 @@ err: return NULL; } +static struct i915_winsys_buffer * +i915_sw_buffer_create_tiled(struct i915_winsys *iws, + unsigned *stride, unsigned height, + enum i915_winsys_buffer_tile *tiling, + enum i915_winsys_buffer_type type) +{ + struct i915_sw_buffer *buf = CALLOC_STRUCT(i915_sw_buffer); + + if (!buf) + return NULL; + + buf->magic = 0xDEAD1337; + buf->type = type; + buf->ptr = CALLOC(*stride * height, 1); + buf->tiling = *tiling; + buf->stride = *stride; + + if (!buf->ptr) + goto err; + + return (struct i915_winsys_buffer *)buf; + +err: + assert(0); + FREE(buf); + return NULL; +} + static int i915_sw_buffer_set_fence_reg(struct i915_winsys *iws, struct i915_winsys_buffer *buffer, @@ -39,7 +67,7 @@ i915_sw_buffer_set_fence_reg(struct i915_winsys *iws, assert(buf->map_count == 0); } - buf->tile = tile; + buf->tiling = tile; return 0; } @@ -95,6 +123,7 @@ void i915_sw_winsys_init_buffer_functions(struct i915_sw_winsys *isws) { isws->base.buffer_create = i915_sw_buffer_create; + isws->base.buffer_create_tiled = i915_sw_buffer_create_tiled; isws->base.buffer_set_fence_reg = i915_sw_buffer_set_fence_reg; isws->base.buffer_map = i915_sw_buffer_map; isws->base.buffer_unmap = i915_sw_buffer_unmap; diff --git a/src/gallium/winsys/i915/sw/i915_sw_winsys.h b/src/gallium/winsys/i915/sw/i915_sw_winsys.h index cd2eebd179..3af2548419 100644 --- a/src/gallium/winsys/i915/sw/i915_sw_winsys.h +++ b/src/gallium/winsys/i915/sw/i915_sw_winsys.h @@ -43,7 +43,8 @@ struct i915_sw_buffer { void *ptr; unsigned map_count; enum i915_winsys_buffer_type type; - enum i915_winsys_buffer_tile tile; + enum i915_winsys_buffer_tile tiling; + unsigned stride; }; static INLINE struct i915_sw_buffer * |