i915g: fix use after free

[mesa.git] / src / gallium / drivers / i915 / i915_context.h

diff --git a/src/gallium/drivers/i915/i915_context.h b/src/gallium/drivers/i915/i915_context.h
index b7f1fb22221f1eb100f229eaace698cd1e318f8f..62becbcccbf00b4190d1782954ee0633022daf0c 100644 (file)
--- a/src/gallium/drivers/i915/i915_context.h
+++ b/src/gallium/drivers/i915/i915_context.h
@@ -38,6 +38,7 @@
 #include "tgsi/tgsi_scan.h"
 
 #include "util/u_slab.h"
+#include "util/u_blitter.h"
 
 
 struct i915_winsys;
@@ -150,6 +151,17 @@ struct i915_state
    /** Describes the current hardware vertex layout */
    struct vertex_info vertex_info;
 
+   /* static state (dst/depth buffer state) */
+   struct i915_winsys_buffer *cbuf_bo;
+   unsigned cbuf_flags;
+   struct i915_winsys_buffer *depth_bo;
+   unsigned depth_flags;
+   unsigned dst_buf_vars;
+   uint32_t draw_offset;
+   uint32_t draw_size;
+   /* for clears */
+   uint16_t fb_height, fb_width;
+
    unsigned id;                        /* track lost context events */
 };
 
@@ -176,7 +188,7 @@ struct i915_rasterizer_state {
    unsigned LIS7;
    unsigned sc[1];
 
-   const struct pipe_rasterizer_state *templ;
+   struct pipe_rasterizer_state templ;
 
    union { float f; unsigned u; } ds[2];
 };
@@ -219,17 +231,17 @@ struct i915_context {
    struct pipe_scissor_state scissor;
    struct pipe_sampler_view *fragment_sampler_views[PIPE_MAX_SAMPLERS];
    struct pipe_viewport_state viewport;
-   struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
    struct pipe_index_buffer index_buffer;
 
    unsigned dirty;
 
    unsigned num_samplers;
    unsigned num_fragment_sampler_views;
-   unsigned num_vertex_buffers;
 
    struct i915_winsys_batchbuffer *batch;
 
+   struct blitter_context* blitter;
+
    /** Vertex buffer */
    struct i915_winsys_buffer *vbo;
    size_t vbo_offset;
@@ -237,6 +249,12 @@ struct i915_context {
 
    struct i915_state current;
    unsigned hardware_dirty;
+   unsigned immediate_dirty;
+   unsigned dynamic_dirty;
+   unsigned flush_dirty;
+
+   struct i915_winsys_buffer *validation_buffers[2 + 1 + I915_TEX_UNITS];
+   int num_validation_buffers;
 
    struct util_slab_mempool transfer_pool;
 };
@@ -277,6 +295,18 @@ struct i915_context {
 #define I915_HW_CONSTANTS         (1<<I915_CACHE_CONSTANTS)
 #define I915_HW_IMMEDIATE         (1<<(I915_MAX_CACHE+0))
 #define I915_HW_INVARIANT         (1<<(I915_MAX_CACHE+1))
+#define I915_HW_FLUSH             (1<<(I915_MAX_CACHE+1))
+
+/* hw flush handling */
+#define I915_FLUSH_CACHE               1
+#define I915_PIPELINE_FLUSH            2
+
+static INLINE
+void i915_set_flush_dirty(struct i915_context *i915, unsigned flush)
+{
+   i915->hardware_dirty |= I915_HW_FLUSH;
+   i915->flush_dirty |= flush;
+}
 
 
 /***********************************************************************
@@ -301,8 +331,13 @@ void i915_emit_hardware_state(struct i915_context *i915 );
 /***********************************************************************
  * i915_clear.c: 
  */
-void i915_clear( struct pipe_context *pipe, unsigned buffers, const float *rgba,
-                 double depth, unsigned stencil);
+void i915_clear_blitter(struct pipe_context *pipe, unsigned buffers, const float *rgba,
+                        double depth, unsigned stencil);
+void i915_clear_render(struct pipe_context *pipe, unsigned buffers, const float *rgba,
+                       double depth, unsigned stencil);
+void i915_clear_emit(struct pipe_context *pipe, unsigned buffers, const float *rgba,
+                     double depth, unsigned stencil,
+                     unsigned destx, unsigned desty, unsigned width, unsigned height);
 
 
 /***********************************************************************