diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_context.c | 79 |
3 files changed, 48 insertions, 44 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index c1b88a8..31d5cdf3 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -176,7 +176,7 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) static void describe_ctx(struct seq_file *m, struct intel_context *ctx) { - seq_putc(m, ctx->is_initialized ? 'I' : 'i'); + seq_putc(m, ctx->legacy_hw_ctx.initialized ? 'I' : 'i'); seq_putc(m, ctx->remap_slice ? 'R' : 'r'); seq_putc(m, ' '); } @@ -1753,7 +1753,7 @@ static int i915_context_status(struct seq_file *m, void *unused) } list_for_each_entry(ctx, &dev_priv->context_list, link) { - if (ctx->obj == NULL) + if (ctx->legacy_hw_ctx.rcs_state == NULL) continue; seq_puts(m, "HW context "); @@ -1762,7 +1762,7 @@ static int i915_context_status(struct seq_file *m, void *unused) if (ring->default_context == ctx) seq_printf(m, "(default context %s) ", ring->name); - describe_obj(m, ctx->obj); + describe_obj(m, ctx->legacy_hw_ctx.rcs_state); seq_putc(m, '\n'); } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 44f26eb..eeb3e4c 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -589,13 +589,16 @@ struct i915_ctx_hang_stats { struct intel_context { struct kref ref; int id; - bool is_initialized; uint8_t remap_slice; struct drm_i915_file_private *file_priv; - struct drm_i915_gem_object *obj; struct i915_ctx_hang_stats hang_stats; struct i915_address_space *vm; + struct { + struct drm_i915_gem_object *rcs_state; + bool initialized; + } legacy_hw_ctx; + struct list_head link; }; diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index e664e86..6b76482 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -182,14 +182,14 @@ void i915_gem_context_free(struct kref *ctx_ref) typeof(*ctx), ref); struct i915_hw_ppgtt *ppgtt = NULL; - if (ctx->obj) { + if (ctx->legacy_hw_ctx.rcs_state) { /* We refcount even the aliasing PPGTT to keep the code symmetric */ - if (USES_PPGTT(ctx->obj->base.dev)) + if (USES_PPGTT(ctx->legacy_hw_ctx.rcs_state->base.dev)) ppgtt = ctx_to_ppgtt(ctx); /* XXX: Free up the object before tearing down the address space, in * case we're bound in the PPGTT */ - drm_gem_object_unreference(&ctx->obj->base); + drm_gem_object_unreference(&ctx->legacy_hw_ctx.rcs_state->base); } if (ppgtt) @@ -270,7 +270,7 @@ __create_hw_context(struct drm_device *dev, ret = PTR_ERR(obj); goto err_out; } - ctx->obj = obj; + ctx->legacy_hw_ctx.rcs_state = obj; } /* Default context will never have a file_priv */ @@ -317,7 +317,7 @@ i915_gem_create_context(struct drm_device *dev, if (IS_ERR(ctx)) return ctx; - if (is_global_default_ctx && ctx->obj) { + if (is_global_default_ctx && ctx->legacy_hw_ctx.rcs_state) { /* We may need to do things with the shrinker which * require us to immediately switch back to the default * context. This can cause a problem as pinning the @@ -325,7 +325,7 @@ i915_gem_create_context(struct drm_device *dev, * be available. To avoid this we always pin the default * context. */ - ret = i915_gem_obj_ggtt_pin(ctx->obj, + ret = i915_gem_obj_ggtt_pin(ctx->legacy_hw_ctx.rcs_state, get_context_alignment(dev), 0); if (ret) { DRM_DEBUG_DRIVER("Couldn't pin %d\n", ret); @@ -365,8 +365,8 @@ i915_gem_create_context(struct drm_device *dev, return ctx; err_unpin: - if (is_global_default_ctx && ctx->obj) - i915_gem_object_ggtt_unpin(ctx->obj); + if (is_global_default_ctx && ctx->legacy_hw_ctx.rcs_state) + i915_gem_object_ggtt_unpin(ctx->legacy_hw_ctx.rcs_state); err_destroy: i915_gem_context_unreference(ctx); return ERR_PTR(ret); @@ -382,26 +382,27 @@ void i915_gem_context_reset(struct drm_device *dev) for (i = 0; i < I915_NUM_RINGS; i++) { struct intel_engine_cs *ring = &dev_priv->ring[i]; struct intel_context *dctx = ring->default_context; + struct intel_context *lctx = ring->last_context; /* Do a fake switch to the default context */ - if (ring->last_context == dctx) + if (lctx == dctx) continue; - if (!ring->last_context) + if (!lctx) continue; - if (dctx->obj && i == RCS) { - WARN_ON(i915_gem_obj_ggtt_pin(dctx->obj, + if (dctx->legacy_hw_ctx.rcs_state && i == RCS) { + WARN_ON(i915_gem_obj_ggtt_pin(dctx->legacy_hw_ctx.rcs_state, get_context_alignment(dev), 0)); /* Fake a finish/inactive */ - dctx->obj->base.write_domain = 0; - dctx->obj->active = 0; + dctx->legacy_hw_ctx.rcs_state->base.write_domain = 0; + dctx->legacy_hw_ctx.rcs_state->active = 0; } - if (ring->last_context->obj && i == RCS) - i915_gem_object_ggtt_unpin(ring->last_context->obj); + if (lctx->legacy_hw_ctx.rcs_state && i == RCS) + i915_gem_object_ggtt_unpin(lctx->legacy_hw_ctx.rcs_state); - i915_gem_context_unreference(ring->last_context); + i915_gem_context_unreference(lctx); i915_gem_context_reference(dctx); ring->last_context = dctx; } @@ -448,7 +449,7 @@ void i915_gem_context_fini(struct drm_device *dev) struct intel_context *dctx = dev_priv->ring[RCS].default_context; int i; - if (dctx->obj) { + if (dctx->legacy_hw_ctx.rcs_state) { /* The only known way to stop the gpu from accessing the hw context is * to reset it. Do this as the very last operation to avoid confusing * other code, leading to spurious errors. */ @@ -463,13 +464,13 @@ void i915_gem_context_fini(struct drm_device *dev) WARN_ON(!dev_priv->ring[RCS].last_context); if (dev_priv->ring[RCS].last_context == dctx) { /* Fake switch to NULL context */ - WARN_ON(dctx->obj->active); - i915_gem_object_ggtt_unpin(dctx->obj); + WARN_ON(dctx->legacy_hw_ctx.rcs_state->active); + i915_gem_object_ggtt_unpin(dctx->legacy_hw_ctx.rcs_state); i915_gem_context_unreference(dctx); dev_priv->ring[RCS].last_context = NULL; } - i915_gem_object_ggtt_unpin(dctx->obj); + i915_gem_object_ggtt_unpin(dctx->legacy_hw_ctx.rcs_state); } for (i = 0; i < I915_NUM_RINGS; i++) { @@ -589,7 +590,7 @@ mi_set_context(struct intel_engine_cs *ring, intel_ring_emit(ring, MI_NOOP); intel_ring_emit(ring, MI_SET_CONTEXT); - intel_ring_emit(ring, i915_gem_obj_ggtt_offset(new_context->obj) | + intel_ring_emit(ring, i915_gem_obj_ggtt_offset(new_context->legacy_hw_ctx.rcs_state) | MI_MM_SPACE_GTT | MI_SAVE_EXT_STATE_EN | MI_RESTORE_EXT_STATE_EN | @@ -621,8 +622,8 @@ static int do_switch(struct intel_engine_cs *ring, int ret, i; if (from != NULL && ring == &dev_priv->ring[RCS]) { - BUG_ON(from->obj == NULL); - BUG_ON(!i915_gem_obj_is_pinned(from->obj)); + BUG_ON(from->legacy_hw_ctx.rcs_state == NULL); + BUG_ON(!i915_gem_obj_is_pinned(from->legacy_hw_ctx.rcs_state)); } if (from == to && !to->remap_slice) @@ -630,7 +631,7 @@ static int do_switch(struct intel_engine_cs *ring, /* Trying to pin first makes error handling easier. */ if (ring == &dev_priv->ring[RCS]) { - ret = i915_gem_obj_ggtt_pin(to->obj, + ret = i915_gem_obj_ggtt_pin(to->legacy_hw_ctx.rcs_state, get_context_alignment(ring->dev), 0); if (ret) return ret; @@ -663,17 +664,17 @@ static int do_switch(struct intel_engine_cs *ring, * * XXX: We need a real interface to do this instead of trickery. */ - ret = i915_gem_object_set_to_gtt_domain(to->obj, false); + ret = i915_gem_object_set_to_gtt_domain(to->legacy_hw_ctx.rcs_state, false); if (ret) goto unpin_out; - if (!to->obj->has_global_gtt_mapping) { - struct i915_vma *vma = i915_gem_obj_to_vma(to->obj, + if (!to->legacy_hw_ctx.rcs_state->has_global_gtt_mapping) { + struct i915_vma *vma = i915_gem_obj_to_vma(to->legacy_hw_ctx.rcs_state, &dev_priv->gtt.base); - vma->bind_vma(vma, to->obj->cache_level, GLOBAL_BIND); + vma->bind_vma(vma, to->legacy_hw_ctx.rcs_state->cache_level, GLOBAL_BIND); } - if (!to->is_initialized || i915_gem_context_is_default(to)) + if (!to->legacy_hw_ctx.initialized || i915_gem_context_is_default(to)) hw_flags |= MI_RESTORE_INHIBIT; ret = mi_set_context(ring, to, hw_flags); @@ -699,8 +700,8 @@ static int do_switch(struct intel_engine_cs *ring, * MI_SET_CONTEXT instead of when the next seqno has completed. */ if (from != NULL) { - from->obj->base.read_domains = I915_GEM_DOMAIN_INSTRUCTION; - i915_vma_move_to_active(i915_gem_obj_to_ggtt(from->obj), ring); + from->legacy_hw_ctx.rcs_state->base.read_domains = I915_GEM_DOMAIN_INSTRUCTION; + i915_vma_move_to_active(i915_gem_obj_to_ggtt(from->legacy_hw_ctx.rcs_state), ring); /* As long as MI_SET_CONTEXT is serializing, ie. it flushes the * whole damn pipeline, we don't need to explicitly mark the * object dirty. The only exception is that the context must be @@ -708,16 +709,16 @@ static int do_switch(struct intel_engine_cs *ring, * able to defer doing this until we know the object would be * swapped, but there is no way to do that yet. */ - from->obj->dirty = 1; - BUG_ON(from->obj->ring != ring); + from->legacy_hw_ctx.rcs_state->dirty = 1; + BUG_ON(from->legacy_hw_ctx.rcs_state->ring != ring); /* obj is kept alive until the next request by its active ref */ - i915_gem_object_ggtt_unpin(from->obj); + i915_gem_object_ggtt_unpin(from->legacy_hw_ctx.rcs_state); i915_gem_context_unreference(from); } - uninitialized = !to->is_initialized && from == NULL; - to->is_initialized = true; + uninitialized = !to->legacy_hw_ctx.initialized && from == NULL; + to->legacy_hw_ctx.initialized = true; done: i915_gem_context_reference(to); @@ -733,7 +734,7 @@ done: unpin_out: if (ring->id == RCS) - i915_gem_object_ggtt_unpin(to->obj); + i915_gem_object_ggtt_unpin(to->legacy_hw_ctx.rcs_state); return ret; } @@ -754,7 +755,7 @@ int i915_switch_context(struct intel_engine_cs *ring, WARN_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex)); - if (to->obj == NULL) { /* We have the fake context */ + if (to->legacy_hw_ctx.rcs_state == NULL) { /* We have the fake context */ if (to != ring->last_context) { i915_gem_context_reference(to); if (ring->last_context) |
