From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Scratch vma lives under gt but the API used to work on i915. Make this
consistent by renaming the function to intel_gt_scratch_offset and make
it take struct intel_gt.
v2:
* Move to intel_gt. (Chris)
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
---
drivers/gpu/drm/i915/gt/intel_engine_cs.c | 2 +-
drivers/gpu/drm/i915/gt/intel_gt.c | 38 ++++++++++++++++++++++
drivers/gpu/drm/i915/gt/intel_gt.h | 8 +++++
drivers/gpu/drm/i915/gt/intel_lrc.c | 9 ++---
drivers/gpu/drm/i915/gt/intel_ringbuffer.c | 29 ++++++++++-------
drivers/gpu/drm/i915/i915_drv.h | 5 ---
drivers/gpu/drm/i915/i915_gem.c | 31 ++----------------
drivers/gpu/drm/i915/i915_gpu_error.c | 2 +-
8 files changed, 73 insertions(+), 51 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
index 90c65269eadd..d1a4ef2b03ac 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -730,7 +730,7 @@ static int measure_breadcrumb_dw(struct intel_engine_cs *engine)
struct measure_breadcrumb *frame;
int dw = -ENOMEM;
- GEM_BUG_ON(!engine->i915->gt.scratch);
+ GEM_BUG_ON(!engine->gt->scratch);
frame = kzalloc(sizeof(*frame), GFP_KERNEL);
if (!frame)
diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c
index 204e7039ca32..c74fa55668c7 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt.c
@@ -203,3 +203,41 @@ void intel_gt_chipset_flush(struct intel_gt *gt)
if (INTEL_GEN(gt->i915) < 6)
intel_gtt_chipset_flush();
}
+
+int intel_gt_init_scratch(struct intel_gt *gt, unsigned int size)
+{
+ struct drm_i915_private *i915 = gt->i915;
+ struct drm_i915_gem_object *obj;
+ struct i915_vma *vma;
+ int ret;
+
+ obj = i915_gem_object_create_stolen(i915, size);
+ if (!obj)
+ obj = i915_gem_object_create_internal(i915, size);
+ if (IS_ERR(obj)) {
+ DRM_ERROR("Failed to allocate scratch page\n");
+ return PTR_ERR(obj);
+ }
+
+ vma = i915_vma_instance(obj, >->ggtt->vm, NULL);
+ if (IS_ERR(vma)) {
+ ret = PTR_ERR(vma);
+ goto err_unref;
+ }
+
+ ret = i915_vma_pin(vma, 0, 0, PIN_GLOBAL | PIN_HIGH);
+ if (ret)
+ goto err_unref;
+
+ gt->scratch = vma;
+ return 0;
+
+err_unref:
+ i915_gem_object_put(obj);
+ return ret;
+}
+
+void intel_gt_fini_scratch(struct intel_gt *gt)
+{
+ i915_vma_unpin_and_release(>->scratch, 0);
+}
diff --git a/drivers/gpu/drm/i915/gt/intel_gt.h b/drivers/gpu/drm/i915/gt/intel_gt.h
index 091ded4deead..c9ea3fdc21b0 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt.h
+++ b/drivers/gpu/drm/i915/gt/intel_gt.h
@@ -22,4 +22,12 @@ void intel_gt_clear_error_registers(struct intel_gt *gt,
void intel_gt_flush_ggtt_writes(struct intel_gt *gt);
void intel_gt_chipset_flush(struct intel_gt *gt);
+int intel_gt_init_scratch(struct intel_gt *gt, unsigned int size);
+void intel_gt_fini_scratch(struct intel_gt *gt);
+
+static inline u32 intel_gt_scratch_offset(const struct intel_gt *gt)
+{
+ return i915_ggtt_offset(gt->scratch);
+}
+
#endif /* __INTEL_GT_H__ */
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index 7cc3ab38768f..6daaba9b99bc 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -135,6 +135,7 @@
#include "gem/i915_gem_context.h"
+#include "gt/intel_gt.h"
#include "i915_drv.h"
#include "i915_gem_render_state.h"
#include "i915_vgpu.h"
@@ -1681,7 +1682,7 @@ gen8_emit_flush_coherentl3_wa(struct intel_engine_cs *engine, u32 *batch)
/* NB no one else is allowed to scribble over scratch + 256! */
*batch++ = MI_STORE_REGISTER_MEM_GEN8 | MI_SRM_LRM_GLOBAL_GTT;
*batch++ = i915_mmio_reg_offset(GEN8_L3SQCREG4);
- *batch++ = i915_scratch_offset(engine->i915) + 256;
+ *batch++ = intel_gt_scratch_offset(engine->gt) + 256;
*batch++ = 0;
*batch++ = MI_LOAD_REGISTER_IMM(1);
@@ -1695,7 +1696,7 @@ gen8_emit_flush_coherentl3_wa(struct intel_engine_cs *engine, u32 *batch)
*batch++ = MI_LOAD_REGISTER_MEM_GEN8 | MI_SRM_LRM_GLOBAL_GTT;
*batch++ = i915_mmio_reg_offset(GEN8_L3SQCREG4);
- *batch++ = i915_scratch_offset(engine->i915) + 256;
+ *batch++ = intel_gt_scratch_offset(engine->gt) + 256;
*batch++ = 0;
return batch;
@@ -1732,7 +1733,7 @@ static u32 *gen8_init_indirectctx_bb(struct intel_engine_cs *engine, u32 *batch)
PIPE_CONTROL_GLOBAL_GTT_IVB |
PIPE_CONTROL_CS_STALL |
PIPE_CONTROL_QW_WRITE,
- i915_scratch_offset(engine->i915) +
+ intel_gt_scratch_offset(engine->gt) +
2 * CACHELINE_BYTES);
*batch++ = MI_ARB_ON_OFF | MI_ARB_ENABLE;
@@ -2439,7 +2440,7 @@ static int gen8_emit_flush_render(struct i915_request *request,
{
struct intel_engine_cs *engine = request->engine;
u32 scratch_addr =
- i915_scratch_offset(engine->i915) + 2 * CACHELINE_BYTES;
+ intel_gt_scratch_offset(engine->gt) + 2 * CACHELINE_BYTES;
bool vf_flush_wa = false, dc_flush_wa = false;
u32 *cs, flags = 0;
int len;
diff --git a/drivers/gpu/drm/i915/gt/intel_ringbuffer.c b/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
index 15d2ac9ea020..c835e96ce87a 100644
--- a/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
@@ -33,6 +33,8 @@
#include "gem/i915_gem_context.h"
+#include "gt/intel_gt.h"
+
#include "i915_drv.h"
#include "i915_gem_render_state.h"
#include "i915_trace.h"
@@ -75,7 +77,7 @@ gen2_render_ring_flush(struct i915_request *rq, u32 mode)
*cs++ = cmd;
while (num_store_dw--) {
*cs++ = MI_STORE_DWORD_IMM | MI_MEM_VIRTUAL;
- *cs++ = i915_scratch_offset(rq->i915);
+ *cs++ = intel_gt_scratch_offset(rq->engine->gt);
*cs++ = 0;
}
*cs++ = MI_FLUSH | MI_NO_WRITE_FLUSH;
@@ -148,7 +150,8 @@ gen4_render_ring_flush(struct i915_request *rq, u32 mode)
*/
if (mode & EMIT_INVALIDATE) {
*cs++ = GFX_OP_PIPE_CONTROL(4) | PIPE_CONTROL_QW_WRITE;
- *cs++ = i915_scratch_offset(rq->i915) | PIPE_CONTROL_GLOBAL_GTT;
+ *cs++ = intel_gt_scratch_offset(rq->engine->gt) |
+ PIPE_CONTROL_GLOBAL_GTT;
*cs++ = 0;
*cs++ = 0;
@@ -156,7 +159,8 @@ gen4_render_ring_flush(struct i915_request *rq, u32 mode)
*cs++ = MI_FLUSH;
*cs++ = GFX_OP_PIPE_CONTROL(4) | PIPE_CONTROL_QW_WRITE;
- *cs++ = i915_scratch_offset(rq->i915) | PIPE_CONTROL_GLOBAL_GTT;
+ *cs++ = intel_gt_scratch_offset(rq->engine->gt) |
+ PIPE_CONTROL_GLOBAL_GTT;
*cs++ = 0;
*cs++ = 0;
}
@@ -208,7 +212,8 @@ gen4_render_ring_flush(struct i915_request *rq, u32 mode)
static int
gen6_emit_post_sync_nonzero_flush(struct i915_request *rq)
{
- u32 scratch_addr = i915_scratch_offset(rq->i915) + 2 * CACHELINE_BYTES;
+ u32 scratch_addr =
+ intel_gt_scratch_offset(rq->engine->gt) + 2 * CACHELINE_BYTES;
u32 *cs;
cs = intel_ring_begin(rq, 6);
@@ -241,7 +246,8 @@ gen6_emit_post_sync_nonzero_flush(struct i915_request *rq)
static int
gen6_render_ring_flush(struct i915_request *rq, u32 mode)
{
- u32 scratch_addr = i915_scratch_offset(rq->i915) + 2 * CACHELINE_BYTES;
+ u32 scratch_addr =
+ intel_gt_scratch_offset(rq->engine->gt) + 2 * CACHELINE_BYTES;
u32 *cs, flags = 0;
int ret;
@@ -299,7 +305,7 @@ static u32 *gen6_rcs_emit_breadcrumb(struct i915_request *rq, u32 *cs)
*cs++ = GFX_OP_PIPE_CONTROL(4);
*cs++ = PIPE_CONTROL_QW_WRITE;
- *cs++ = i915_scratch_offset(rq->i915) | PIPE_CONTROL_GLOBAL_GTT;
+ *cs++ = intel_gt_scratch_offset(rq->engine->gt) | PIPE_CONTROL_GLOBAL_GTT;
*cs++ = 0;
/* Finally we can flush and with it emit the breadcrumb */
@@ -342,7 +348,8 @@ gen7_render_ring_cs_stall_wa(struct i915_request *rq)
static int
gen7_render_ring_flush(struct i915_request *rq, u32 mode)
{
- u32 scratch_addr = i915_scratch_offset(rq->i915) + 2 * CACHELINE_BYTES;
+ u32 scratch_addr =
+ intel_gt_scratch_offset(rq->engine->gt) + 2 * CACHELINE_BYTES;
u32 *cs, flags = 0;
/*
@@ -1071,9 +1078,9 @@ i830_emit_bb_start(struct i915_request *rq,
u64 offset, u32 len,
unsigned int dispatch_flags)
{
- u32 *cs, cs_offset = i915_scratch_offset(rq->i915);
+ u32 *cs, cs_offset = intel_gt_scratch_offset(rq->engine->gt);
- GEM_BUG_ON(rq->i915->gt.scratch->size < I830_WA_SIZE);
+ GEM_BUG_ON(rq->engine->gt->scratch->size < I830_WA_SIZE);
cs = intel_ring_begin(rq, 6);
if (IS_ERR(cs))
@@ -1504,7 +1511,7 @@ static int flush_pd_dir(struct i915_request *rq)
/* Stall until the page table load is complete */
*cs++ = MI_STORE_REGISTER_MEM | MI_SRM_LRM_GLOBAL_GTT;
*cs++ = i915_mmio_reg_offset(RING_PP_DIR_BASE(engine->mmio_base));
- *cs++ = i915_scratch_offset(rq->i915);
+ *cs++ = intel_gt_scratch_offset(rq->engine->gt);
*cs++ = MI_NOOP;
intel_ring_advance(rq, cs);
@@ -1620,7 +1627,7 @@ static inline int mi_set_context(struct i915_request *rq, u32 flags)
/* Insert a delay before the next switch! */
*cs++ = MI_STORE_REGISTER_MEM | MI_SRM_LRM_GLOBAL_GTT;
*cs++ = i915_mmio_reg_offset(last_reg);
- *cs++ = i915_scratch_offset(rq->i915);
+ *cs++ = intel_gt_scratch_offset(rq->engine->gt);
*cs++ = MI_NOOP;
}
*cs++ = MI_ARB_ON_OFF | MI_ARB_ENABLE;
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 422d0538ba07..d211e9ed8011 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2784,11 +2784,6 @@ static inline int intel_hws_csb_write_index(struct drm_i915_private *i915)
return I915_HWS_CSB_WRITE_INDEX;
}
-static inline u32 i915_scratch_offset(const struct drm_i915_private *i915)
-{
- return i915_ggtt_offset(i915->gt.scratch);
-}
-
static inline enum i915_map_type
i915_coherent_map_type(struct drm_i915_private *i915)
{
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index a98ca838c7c8..6b284c1f931d 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1423,39 +1423,12 @@ static int __intel_engines_record_defaults(struct drm_i915_private *i915)
static int
i915_gem_init_scratch(struct drm_i915_private *i915, unsigned int size)
{
- struct drm_i915_gem_object *obj;
- struct i915_vma *vma;
- int ret;
-
- obj = i915_gem_object_create_stolen(i915, size);
- if (!obj)
- obj = i915_gem_object_create_internal(i915, size);
- if (IS_ERR(obj)) {
- DRM_ERROR("Failed to allocate scratch page\n");
- return PTR_ERR(obj);
- }
-
- vma = i915_vma_instance(obj, &i915->ggtt.vm, NULL);
- if (IS_ERR(vma)) {
- ret = PTR_ERR(vma);
- goto err_unref;
- }
-
- ret = i915_vma_pin(vma, 0, 0, PIN_GLOBAL | PIN_HIGH);
- if (ret)
- goto err_unref;
-
- i915->gt.scratch = vma;
- return 0;
-
-err_unref:
- i915_gem_object_put(obj);
- return ret;
+ return intel_gt_init_scratch(&i915->gt, size);
}
static void i915_gem_fini_scratch(struct drm_i915_private *i915)
{
- i915_vma_unpin_and_release(&i915->gt.scratch, 0);
+ intel_gt_fini_scratch(&i915->gt);
}
static int intel_engines_verify_workarounds(struct drm_i915_private *i915)
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index c40799fad2cd..9e1422b76eb3 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -1446,7 +1446,7 @@ static void gem_record_rings(struct i915_gpu_state *error)
if (HAS_BROKEN_CS_TLB(i915))
ee->wa_batchbuffer =
i915_error_object_create(i915,
- i915->gt.scratch);
+ engine->gt->scratch);
request_record_user_bo(request, ee);
ee->ctx =
--
2.20.1
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