drm/i915: Store a i915 backpointer from engine, and use it

[deliverable/linux.git] / drivers / gpu / drm / i915 / intel_lrc.h

diff --git a/drivers/gpu/drm/i915/intel_lrc.h b/drivers/gpu/drm/i915/intel_lrc.h
index e6cda3e225d02b67d2df629b0f06b2462093353f..1afba0331dc6644fe50eafcda624270a1eaeaaf7 100644 (file)
--- a/drivers/gpu/drm/i915/intel_lrc.h
+++ b/drivers/gpu/drm/i915/intel_lrc.h
@@ -24,6 +24,8 @@
 #ifndef _INTEL_LRC_H_
 #define _INTEL_LRC_H_
 
+#include "intel_ringbuffer.h"
+
 #define GEN8_LR_CONTEXT_ALIGN 4096
 
 /* Execlists regs */
@@ -34,6 +36,7 @@
 #define          CTX_CTRL_INHIBIT_SYN_CTX_SWITCH       (1 << 3)
 #define          CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT   (1 << 0)
 #define   CTX_CTRL_RS_CTX_ENABLE                (1 << 1)
+#define RING_CONTEXT_STATUS_BUF_BASE(ring)     _MMIO((ring)->mmio_base + 0x370)
 #define RING_CONTEXT_STATUS_BUF_LO(ring, i)    _MMIO((ring)->mmio_base + 0x370 + (i) * 8)
 #define RING_CONTEXT_STATUS_BUF_HI(ring, i)    _MMIO((ring)->mmio_base + 0x370 + (i) * 8 + 4)
 #define RING_CONTEXT_STATUS_PTR(ring)          _MMIO((ring)->mmio_base + 0x3a0)
@@ -57,10 +60,9 @@
 /* Logical Rings */
 int intel_logical_ring_alloc_request_extras(struct drm_i915_gem_request *request);
 int intel_logical_ring_reserve_space(struct drm_i915_gem_request *request);
-void intel_logical_ring_stop(struct intel_engine_cs *ring);
-void intel_logical_ring_cleanup(struct intel_engine_cs *ring);
+void intel_logical_ring_stop(struct intel_engine_cs *engine);
+void intel_logical_ring_cleanup(struct intel_engine_cs *engine);
 int intel_logical_rings_init(struct drm_device *dev);
-int intel_logical_ring_begin(struct drm_i915_gem_request *req, int num_dwords);
 
 int logical_ring_flush_all_caches(struct drm_i915_gem_request *req);
 /**
@@ -98,27 +100,25 @@ static inline void intel_logical_ring_emit_reg(struct intel_ringbuffer *ringbuf,
 #define LRC_STATE_PN   (LRC_PPHWSP_PN + 1)
 
 void intel_lr_context_free(struct intel_context *ctx);
-uint32_t intel_lr_context_size(struct intel_engine_cs *ring);
-int intel_lr_context_deferred_alloc(struct intel_context *ctx,
-                                   struct intel_engine_cs *ring);
+uint32_t intel_lr_context_size(struct intel_engine_cs *engine);
 void intel_lr_context_unpin(struct intel_context *ctx,
                            struct intel_engine_cs *engine);
-void intel_lr_context_reset(struct drm_device *dev,
-                       struct intel_context *ctx);
-uint64_t intel_lr_context_descriptor(struct intel_context *ctx,
-                                    struct intel_engine_cs *ring);
 
-u32 intel_execlists_ctx_id(struct intel_context *ctx,
-                          struct intel_engine_cs *ring);
+struct drm_i915_private;
+
+void intel_lr_context_reset(struct drm_i915_private *dev_priv,
+                           struct intel_context *ctx);
+uint64_t intel_lr_context_descriptor(struct intel_context *ctx,
+                                    struct intel_engine_cs *engine);
 
 /* Execlists */
-int intel_sanitize_enable_execlists(struct drm_device *dev, int enable_execlists);
+int intel_sanitize_enable_execlists(struct drm_i915_private *dev_priv,
+                                   int enable_execlists);
 struct i915_execbuffer_params;
 int intel_execlists_submission(struct i915_execbuffer_params *params,
                               struct drm_i915_gem_execbuffer2 *args,
                               struct list_head *vmas);
 
-void intel_lrc_irq_handler(struct intel_engine_cs *ring);
-void intel_execlists_retire_requests(struct intel_engine_cs *ring);
+void intel_execlists_cancel_requests(struct intel_engine_cs *engine);
 
 #endif /* _INTEL_LRC_H_ */