void __iomem *virtual_start;
struct intel_engine_cs *ring;
+ struct list_head link;
u32 head;
u32 tail;
u32 mmio_base;
struct drm_device *dev;
struct intel_ringbuffer *buffer;
+ struct list_head buffers;
/*
* A pool of objects to use as shadow copies of client batch buffers
/* our mbox written by others */
u32 wait[I915_NUM_RINGS];
/* mboxes this ring signals to */
- u32 signal[I915_NUM_RINGS];
+ i915_reg_t signal[I915_NUM_RINGS];
} mbox;
u64 signal_ggtt[I915_NUM_RINGS];
};
return idx;
}
+static inline void
+intel_flush_status_page(struct intel_engine_cs *ring, int reg)
+{
+ drm_clflush_virt_range(&ring->status_page.page_addr[reg],
+ sizeof(uint32_t));
+}
+
static inline u32
intel_read_status_page(struct intel_engine_cs *ring,
int reg)
#define I915_GEM_HWS_SCRATCH_INDEX 0x40
#define I915_GEM_HWS_SCRATCH_ADDR (I915_GEM_HWS_SCRATCH_INDEX << MI_STORE_DWORD_INDEX_SHIFT)
-void intel_unpin_ringbuffer_obj(struct intel_ringbuffer *ringbuf);
+struct intel_ringbuffer *
+intel_engine_create_ringbuffer(struct intel_engine_cs *engine, int size);
int intel_pin_and_map_ringbuffer_obj(struct drm_device *dev,
struct intel_ringbuffer *ringbuf);
-void intel_destroy_ringbuffer_obj(struct intel_ringbuffer *ringbuf);
-int intel_alloc_ringbuffer_obj(struct drm_device *dev,
- struct intel_ringbuffer *ringbuf);
+void intel_unpin_ringbuffer_obj(struct intel_ringbuffer *ringbuf);
+void intel_ringbuffer_free(struct intel_ringbuffer *ring);
void intel_stop_ring_buffer(struct intel_engine_cs *ring);
void intel_cleanup_ring_buffer(struct intel_engine_cs *ring);
iowrite32(data, ringbuf->virtual_start + ringbuf->tail);
ringbuf->tail += 4;
}
+static inline void intel_ring_emit_reg(struct intel_engine_cs *ring,
+ i915_reg_t reg)
+{
+ intel_ring_emit(ring, i915_mmio_reg_offset(reg));
+}
static inline void intel_ring_advance(struct intel_engine_cs *ring)
{
struct intel_ringbuffer *ringbuf = ring->buffer;