#include "intel_bufmgr.h"
#include "intel_reg.h"
-#define BATCH_SZ 16384
-#define BATCH_RESERVED 16
-
-
-struct intel_batchbuffer
-{
- struct intel_context *intel;
-
- drm_intel_bo *buf;
-
- GLubyte *map;
- GLubyte *ptr;
-
- GLuint size;
- uint32_t state_batch_offset;
-
-#ifdef DEBUG
- /** Tracking of BEGIN_BATCH()/OUT_BATCH()/ADVANCE_BATCH() debugging */
- struct {
- GLuint total;
- GLubyte *start_ptr;
- } emit;
+#ifdef __cplusplus
+extern "C" {
#endif
- bool is_blit;
- GLuint dirty_state;
- GLuint reserved_space;
-};
-
-struct intel_batchbuffer *intel_batchbuffer_alloc(struct intel_context
- *intel);
+/**
+ * Number of bytes to reserve for commands necessary to complete a batch.
+ *
+ * This includes:
+ * - MI_BATCHBUFFER_END (4 bytes)
+ * - Optional MI_NOOP for ensuring the batch length is qword aligned (4 bytes)
+ * - Any state emitted by vtbl->finish_batch()
+ * - On 965+, this means ending occlusion queries (on Gen6, which has the
+ * most workaround flushes, this can be as much as (4+4+5)*4 = 52 bytes)
+ */
+#define BATCH_RESERVED 60
-void intel_batchbuffer_free(struct intel_batchbuffer *batch);
+struct intel_batchbuffer;
+void intel_batchbuffer_init(struct intel_context *intel);
+void intel_batchbuffer_reset(struct intel_context *intel);
+void intel_batchbuffer_free(struct intel_context *intel);
+void intel_batchbuffer_save_state(struct intel_context *intel);
+void intel_batchbuffer_reset_to_saved(struct intel_context *intel);
-void _intel_batchbuffer_flush(struct intel_batchbuffer *batch,
- const char *file, int line);
+int _intel_batchbuffer_flush(struct intel_context *intel,
+ const char *file, int line);
-#define intel_batchbuffer_flush(batch) \
- _intel_batchbuffer_flush(batch, __FILE__, __LINE__)
+#define intel_batchbuffer_flush(intel) \
+ _intel_batchbuffer_flush(intel, __FILE__, __LINE__)
-void intel_batchbuffer_reset(struct intel_batchbuffer *batch);
/* Unlike bmBufferData, this currently requires the buffer be mapped.
* Consider it a convenience function wrapping multple
* intel_buffer_dword() calls.
*/
-void intel_batchbuffer_data(struct intel_batchbuffer *batch,
+void intel_batchbuffer_data(struct intel_context *intel,
const void *data, GLuint bytes, bool is_blit);
-void intel_batchbuffer_release_space(struct intel_batchbuffer *batch,
- GLuint bytes);
-
-GLboolean intel_batchbuffer_emit_reloc(struct intel_batchbuffer *batch,
+bool intel_batchbuffer_emit_reloc(struct intel_context *intel,
drm_intel_bo *buffer,
uint32_t read_domains,
uint32_t write_domain,
uint32_t offset);
-GLboolean intel_batchbuffer_emit_reloc_fenced(struct intel_batchbuffer *batch,
+bool intel_batchbuffer_emit_reloc_fenced(struct intel_context *intel,
drm_intel_bo *buffer,
uint32_t read_domains,
uint32_t write_domain,
uint32_t offset);
-void intel_batchbuffer_emit_mi_flush(struct intel_batchbuffer *batch);
+void intel_batchbuffer_emit_mi_flush(struct intel_context *intel);
+void intel_emit_post_sync_nonzero_flush(struct intel_context *intel);
+void intel_emit_depth_stall_flushes(struct intel_context *intel);
+void gen7_emit_vs_workaround_flush(struct intel_context *intel);
static INLINE uint32_t float_as_int(float f)
{
* be passed as structs rather than dwords, but that's a little bit of
* work...
*/
-static INLINE GLint
-intel_batchbuffer_space(struct intel_batchbuffer *batch)
+static INLINE unsigned
+intel_batchbuffer_space(struct intel_context *intel)
{
- return (batch->state_batch_offset - batch->reserved_space) -
- (batch->ptr - batch->map);
+ return (intel->batch.state_batch_offset - intel->batch.reserved_space)
+ - intel->batch.used*4;
}
static INLINE void
-intel_batchbuffer_emit_dword(struct intel_batchbuffer *batch, GLuint dword)
+intel_batchbuffer_emit_dword(struct intel_context *intel, GLuint dword)
{
#ifdef DEBUG
- assert(intel_batchbuffer_space(batch) >= 4);
+ assert(intel_batchbuffer_space(intel) >= 4);
#endif
- *(GLuint *) (batch->ptr) = dword;
- batch->ptr += 4;
+ intel->batch.map[intel->batch.used++] = dword;
}
static INLINE void
-intel_batchbuffer_emit_float(struct intel_batchbuffer *batch, float f)
+intel_batchbuffer_emit_float(struct intel_context *intel, float f)
{
- intel_batchbuffer_emit_dword(batch, float_as_int(f));
+ intel_batchbuffer_emit_dword(intel, float_as_int(f));
}
static INLINE void
-intel_batchbuffer_require_space(struct intel_batchbuffer *batch,
+intel_batchbuffer_require_space(struct intel_context *intel,
GLuint sz, int is_blit)
{
- if (batch->intel->gen >= 6 && batch->is_blit != is_blit &&
- batch->ptr != batch->map) {
- intel_batchbuffer_flush(batch);
+ if (intel->gen >= 6 &&
+ intel->batch.is_blit != is_blit && intel->batch.used) {
+ intel_batchbuffer_flush(intel);
}
- batch->is_blit = is_blit;
+ intel->batch.is_blit = is_blit;
#ifdef DEBUG
- assert(sz < batch->size - 8);
+ assert(sz < sizeof(intel->batch.map) - BATCH_RESERVED);
#endif
- if (intel_batchbuffer_space(batch) < sz)
- intel_batchbuffer_flush(batch);
+ if (intel_batchbuffer_space(intel) < sz)
+ intel_batchbuffer_flush(intel);
}
static INLINE void
-intel_batchbuffer_begin(struct intel_batchbuffer *batch, int n, bool is_blit)
+intel_batchbuffer_begin(struct intel_context *intel, int n, bool is_blit)
{
- intel_batchbuffer_require_space(batch, n * 4, is_blit);
+ intel_batchbuffer_require_space(intel, n * 4, is_blit);
+ intel->batch.emit = intel->batch.used;
#ifdef DEBUG
- assert(batch->map);
- assert(batch->emit.start_ptr == NULL);
- batch->emit.total = n * 4;
- batch->emit.start_ptr = batch->ptr;
+ intel->batch.total = n;
#endif
}
static INLINE void
-intel_batchbuffer_advance(struct intel_batchbuffer *batch)
+intel_batchbuffer_advance(struct intel_context *intel)
{
#ifdef DEBUG
- unsigned int _n = batch->ptr - batch->emit.start_ptr;
- assert(batch->emit.start_ptr != NULL);
- if (_n != batch->emit.total) {
+ struct intel_batchbuffer *batch = &intel->batch;
+ unsigned int _n = batch->used - batch->emit;
+ assert(batch->total != 0);
+ if (_n != batch->total) {
fprintf(stderr, "ADVANCE_BATCH: %d of %d dwords emitted\n",
- _n, batch->emit.total);
+ _n, batch->total);
abort();
}
- batch->emit.start_ptr = NULL;
+ batch->total = 0;
#endif
}
+void intel_batchbuffer_cached_advance(struct intel_context *intel);
+
/* Here are the crusty old macros, to be removed:
*/
#define BATCH_LOCALS
-#define BEGIN_BATCH(n) intel_batchbuffer_begin(intel->batch, n, false)
-#define BEGIN_BATCH_BLT(n) intel_batchbuffer_begin(intel->batch, n, true)
-#define OUT_BATCH(d) intel_batchbuffer_emit_dword(intel->batch, d)
-#define OUT_BATCH_F(f) intel_batchbuffer_emit_float(intel->batch,f)
+#define BEGIN_BATCH(n) intel_batchbuffer_begin(intel, n, false)
+#define BEGIN_BATCH_BLT(n) intel_batchbuffer_begin(intel, n, true)
+#define OUT_BATCH(d) intel_batchbuffer_emit_dword(intel, d)
+#define OUT_BATCH_F(f) intel_batchbuffer_emit_float(intel,f)
#define OUT_RELOC(buf, read_domains, write_domain, delta) do { \
- intel_batchbuffer_emit_reloc(intel->batch, buf, \
+ intel_batchbuffer_emit_reloc(intel, buf, \
read_domains, write_domain, delta); \
} while (0)
#define OUT_RELOC_FENCED(buf, read_domains, write_domain, delta) do { \
- intel_batchbuffer_emit_reloc_fenced(intel->batch, buf, \
+ intel_batchbuffer_emit_reloc_fenced(intel, buf, \
read_domains, write_domain, delta); \
} while (0)
-#define ADVANCE_BATCH() intel_batchbuffer_advance(intel->batch);
+#define ADVANCE_BATCH() intel_batchbuffer_advance(intel);
+#define CACHED_BATCH() intel_batchbuffer_cached_advance(intel);
+
+#ifdef __cplusplus
+}
+#endif
#endif