[Intel-gfx] [PATCH 03/12] drm/i915: Unify intel_logical_ring_emit and intel_ring_emit
Daniel Vetter
daniel at ffwll.ch
Tue Nov 24 06:33:12 PST 2015
On Fri, Nov 20, 2015 at 12:43:43PM +0000, Chris Wilson wrote:
> Both perform the same actions with more or less indirection, so just
> unify the code.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> ---
> drivers/gpu/drm/i915/i915_gem.c | 2 +-
> drivers/gpu/drm/i915/i915_gem_context.c | 8 +-
> drivers/gpu/drm/i915/i915_gem_execbuffer.c | 34 ++++-----
> drivers/gpu/drm/i915/i915_gem_gtt.c | 26 +++----
> drivers/gpu/drm/i915/intel_display.c | 26 +++----
> drivers/gpu/drm/i915/intel_lrc.c | 118 ++++++++++++++---------------
> drivers/gpu/drm/i915/intel_lrc.h | 21 -----
> drivers/gpu/drm/i915/intel_mocs.c | 30 ++++----
> drivers/gpu/drm/i915/intel_overlay.c | 42 +++++-----
> drivers/gpu/drm/i915/intel_ringbuffer.c | 107 +++++++++++++-------------
> drivers/gpu/drm/i915/intel_ringbuffer.h | 15 +---
> 11 files changed, 195 insertions(+), 234 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
> index 5c3d11d020f0..c60105e36263 100644
> --- a/drivers/gpu/drm/i915/i915_gem.c
> +++ b/drivers/gpu/drm/i915/i915_gem.c
> @@ -4642,7 +4642,7 @@ err:
>
> int i915_gem_l3_remap(struct drm_i915_gem_request *req, int slice)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> struct drm_i915_private *dev_priv = req->i915;
> u32 reg_base = GEN7_L3LOG_BASE + (slice * 0x200);
> u32 *remap_info = dev_priv->l3_parity.remap_info[slice];
> diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
> index 82a9f7197d32..c3adc121aab4 100644
> --- a/drivers/gpu/drm/i915/i915_gem_context.c
> +++ b/drivers/gpu/drm/i915/i915_gem_context.c
> @@ -479,7 +479,7 @@ i915_gem_context_get(struct drm_i915_file_private *file_priv, u32 id)
> static inline int
> mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> u32 flags = hw_flags | MI_MM_SPACE_GTT;
> const int num_rings =
> /* Use an extended w/a on ivb+ if signalling from other rings */
> @@ -494,7 +494,7 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags)
> * itlb_before_ctx_switch.
> */
> if (IS_GEN6(req->i915)) {
> - ret = ring->flush(req, I915_GEM_GPU_DOMAINS, 0);
> + ret = req->ring->flush(req, I915_GEM_GPU_DOMAINS, 0);
> if (ret)
> return ret;
> }
> @@ -522,7 +522,7 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags)
>
> intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(num_rings));
> for_each_ring(signaller, req->i915, i) {
> - if (signaller == ring)
> + if (signaller == req->ring)
> continue;
>
> intel_ring_emit(ring, RING_PSMI_CTL(signaller->mmio_base));
> @@ -547,7 +547,7 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags)
>
> intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(num_rings));
> for_each_ring(signaller, req->i915, i) {
> - if (signaller == ring)
> + if (signaller == req->ring)
> continue;
Tsk, unrelated hunks above. And maybe a cocci to s/req->ring/req->engine/.
At least mention in the commit message that your on a crusade against
superflous ring/dev/whatever pointers and arguments while in the area.
> intel_ring_emit(ring, RING_PSMI_CTL(signaller->mmio_base));
> diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> index e8164b644e0e..5f1b9b7df051 100644
> --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> @@ -1113,14 +1113,12 @@ i915_gem_execbuffer_retire_commands(struct i915_execbuffer_params *params)
> }
>
> static int
> -i915_reset_gen7_sol_offsets(struct drm_device *dev,
> - struct drm_i915_gem_request *req)
> +i915_reset_gen7_sol_offsets(struct drm_i915_gem_request *req)
> {
> - struct intel_engine_cs *ring = req->ring;
> - struct drm_i915_private *dev_priv = dev->dev_private;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret, i;
>
> - if (!IS_GEN7(dev) || ring != &dev_priv->ring[RCS]) {
> + if (!IS_GEN7(req->i915) || req->ring->id != RCS) {
> DRM_DEBUG("sol reset is gen7/rcs only\n");
> return -EINVAL;
> }
> @@ -1198,9 +1196,8 @@ i915_gem_ringbuffer_submission(struct i915_execbuffer_params *params,
> struct drm_i915_gem_execbuffer2 *args,
> struct list_head *vmas)
> {
> - struct drm_device *dev = params->dev;
> - struct intel_engine_cs *ring = params->ring;
> - struct drm_i915_private *dev_priv = dev->dev_private;
> + struct intel_ringbuffer *ring = params->request->ringbuf;
> + struct drm_i915_private *dev_priv = params->request->i915;
> u64 exec_start, exec_len;
> int instp_mode;
> u32 instp_mask;
> @@ -1214,34 +1211,31 @@ i915_gem_ringbuffer_submission(struct i915_execbuffer_params *params,
> if (ret)
> return ret;
>
> - WARN(params->ctx->ppgtt && params->ctx->ppgtt->pd_dirty_rings & (1<<ring->id),
> - "%s didn't clear reload\n", ring->name);
> -
> instp_mode = args->flags & I915_EXEC_CONSTANTS_MASK;
> instp_mask = I915_EXEC_CONSTANTS_MASK;
> switch (instp_mode) {
> case I915_EXEC_CONSTANTS_REL_GENERAL:
> case I915_EXEC_CONSTANTS_ABSOLUTE:
> case I915_EXEC_CONSTANTS_REL_SURFACE:
> - if (instp_mode != 0 && ring != &dev_priv->ring[RCS]) {
> + if (instp_mode != 0 && params->ring->id != RCS) {
> DRM_DEBUG("non-0 rel constants mode on non-RCS\n");
> return -EINVAL;
> }
>
> if (instp_mode != dev_priv->relative_constants_mode) {
> - if (INTEL_INFO(dev)->gen < 4) {
> + if (INTEL_INFO(dev_priv)->gen < 4) {
> DRM_DEBUG("no rel constants on pre-gen4\n");
> return -EINVAL;
> }
>
> - if (INTEL_INFO(dev)->gen > 5 &&
> + if (INTEL_INFO(dev_priv)->gen > 5 &&
> instp_mode == I915_EXEC_CONSTANTS_REL_SURFACE) {
> DRM_DEBUG("rel surface constants mode invalid on gen5+\n");
> return -EINVAL;
> }
>
> /* The HW changed the meaning on this bit on gen6 */
> - if (INTEL_INFO(dev)->gen >= 6)
> + if (INTEL_INFO(dev_priv)->gen >= 6)
> instp_mask &= ~I915_EXEC_CONSTANTS_REL_SURFACE;
> }
> break;
> @@ -1250,7 +1244,7 @@ i915_gem_ringbuffer_submission(struct i915_execbuffer_params *params,
> return -EINVAL;
> }
>
> - if (ring == &dev_priv->ring[RCS] &&
> + if (params->ring->id == RCS &&
> instp_mode != dev_priv->relative_constants_mode) {
> ret = intel_ring_begin(params->request, 4);
> if (ret)
> @@ -1266,7 +1260,7 @@ i915_gem_ringbuffer_submission(struct i915_execbuffer_params *params,
> }
>
> if (args->flags & I915_EXEC_GEN7_SOL_RESET) {
> - ret = i915_reset_gen7_sol_offsets(dev, params->request);
> + ret = i915_reset_gen7_sol_offsets(params->request);
> if (ret)
> return ret;
> }
> @@ -1275,9 +1269,9 @@ i915_gem_ringbuffer_submission(struct i915_execbuffer_params *params,
> exec_start = params->batch_obj_vm_offset +
> params->args_batch_start_offset;
>
> - ret = ring->dispatch_execbuffer(params->request,
> - exec_start, exec_len,
> - params->dispatch_flags);
> + ret = params->ring->dispatch_execbuffer(params->request,
> + exec_start, exec_len,
> + params->dispatch_flags);
I guess we should just shovel all the stuff in params into request
eventually ...
> if (ret)
> return ret;
>
> diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
> index 7820e8983136..4608884adfc8 100644
> --- a/drivers/gpu/drm/i915/i915_gem_gtt.c
> +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
> @@ -651,7 +651,7 @@ static int gen8_write_pdp(struct drm_i915_gem_request *req,
> unsigned entry,
> dma_addr_t addr)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> BUG_ON(entry >= 4);
> @@ -661,10 +661,10 @@ static int gen8_write_pdp(struct drm_i915_gem_request *req,
> return ret;
>
> intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
> - intel_ring_emit(ring, GEN8_RING_PDP_UDW(ring, entry));
> + intel_ring_emit(ring, GEN8_RING_PDP_UDW(req->ring, entry));
> intel_ring_emit(ring, upper_32_bits(addr));
> intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
> - intel_ring_emit(ring, GEN8_RING_PDP_LDW(ring, entry));
> + intel_ring_emit(ring, GEN8_RING_PDP_LDW(req->ring, entry));
> intel_ring_emit(ring, lower_32_bits(addr));
> intel_ring_advance(ring);
>
> @@ -1588,11 +1588,11 @@ static uint32_t get_pd_offset(struct i915_hw_ppgtt *ppgtt)
> static int hsw_mm_switch(struct i915_hw_ppgtt *ppgtt,
> struct drm_i915_gem_request *req)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> /* NB: TLBs must be flushed and invalidated before a switch */
> - ret = ring->flush(req, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
> + ret = req->ring->flush(req, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
> if (ret)
> return ret;
>
> @@ -1601,9 +1601,9 @@ static int hsw_mm_switch(struct i915_hw_ppgtt *ppgtt,
> return ret;
>
> intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(2));
> - intel_ring_emit(ring, RING_PP_DIR_DCLV(ring));
> + intel_ring_emit(ring, RING_PP_DIR_DCLV(req->ring));
> intel_ring_emit(ring, PP_DIR_DCLV_2G);
> - intel_ring_emit(ring, RING_PP_DIR_BASE(ring));
> + intel_ring_emit(ring, RING_PP_DIR_BASE(req->ring));
> intel_ring_emit(ring, get_pd_offset(ppgtt));
> intel_ring_emit(ring, MI_NOOP);
> intel_ring_advance(ring);
> @@ -1625,11 +1625,11 @@ static int vgpu_mm_switch(struct i915_hw_ppgtt *ppgtt,
> static int gen7_mm_switch(struct i915_hw_ppgtt *ppgtt,
> struct drm_i915_gem_request *req)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> /* NB: TLBs must be flushed and invalidated before a switch */
> - ret = ring->flush(req, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
> + ret = req->ring->flush(req, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
> if (ret)
> return ret;
>
> @@ -1638,16 +1638,16 @@ static int gen7_mm_switch(struct i915_hw_ppgtt *ppgtt,
> return ret;
>
> intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(2));
> - intel_ring_emit(ring, RING_PP_DIR_DCLV(ring));
> + intel_ring_emit(ring, RING_PP_DIR_DCLV(req->ring));
> intel_ring_emit(ring, PP_DIR_DCLV_2G);
> - intel_ring_emit(ring, RING_PP_DIR_BASE(ring));
> + intel_ring_emit(ring, RING_PP_DIR_BASE(req->ring));
> intel_ring_emit(ring, get_pd_offset(ppgtt));
> intel_ring_emit(ring, MI_NOOP);
> intel_ring_advance(ring);
>
> /* XXX: RCS is the only one to auto invalidate the TLBs? */
> - if (ring->id != RCS) {
> - ret = ring->flush(req, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
> + if (req->ring->id != RCS) {
> + ret = req->ring->flush(req, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
> if (ret)
> return ret;
> }
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 6bd204980b70..f6dae2cfd9c9 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -10824,7 +10824,7 @@ static int intel_gen2_queue_flip(struct drm_device *dev,
> struct drm_i915_gem_request *req,
> uint32_t flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
> u32 flip_mask;
> int ret;
> @@ -10859,7 +10859,7 @@ static int intel_gen3_queue_flip(struct drm_device *dev,
> struct drm_i915_gem_request *req,
> uint32_t flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
> u32 flip_mask;
> int ret;
> @@ -10891,8 +10891,8 @@ static int intel_gen4_queue_flip(struct drm_device *dev,
> struct drm_i915_gem_request *req,
> uint32_t flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> - struct drm_i915_private *dev_priv = dev->dev_private;
> + struct intel_ringbuffer *ring = req->ringbuf;
> + struct drm_i915_private *dev_priv = req->i915;
> struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
> uint32_t pf, pipesrc;
> int ret;
> @@ -10930,8 +10930,8 @@ static int intel_gen6_queue_flip(struct drm_device *dev,
> struct drm_i915_gem_request *req,
> uint32_t flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> - struct drm_i915_private *dev_priv = dev->dev_private;
> + struct intel_ringbuffer *ring = req->ringbuf;
> + struct drm_i915_private *dev_priv = req->i915;
> struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
> uint32_t pf, pipesrc;
> int ret;
> @@ -10966,7 +10966,7 @@ static int intel_gen7_queue_flip(struct drm_device *dev,
> struct drm_i915_gem_request *req,
> uint32_t flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
> uint32_t plane_bit = 0;
> int len, ret;
> @@ -10987,14 +10987,14 @@ static int intel_gen7_queue_flip(struct drm_device *dev,
> }
>
> len = 4;
> - if (ring->id == RCS) {
> + if (req->ring->id == RCS) {
> len += 6;
> /*
> * On Gen 8, SRM is now taking an extra dword to accommodate
> * 48bits addresses, and we need a NOOP for the batch size to
> * stay even.
> */
> - if (IS_GEN8(dev))
> + if (IS_GEN8(req->i915))
> len += 2;
> }
>
> @@ -11025,21 +11025,21 @@ static int intel_gen7_queue_flip(struct drm_device *dev,
> * for the RCS also doesn't appear to drop events. Setting the DERRMR
> * to zero does lead to lockups within MI_DISPLAY_FLIP.
> */
> - if (ring->id == RCS) {
> + if (req->ring->id == RCS) {
> intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
> intel_ring_emit(ring, DERRMR);
> intel_ring_emit(ring, ~(DERRMR_PIPEA_PRI_FLIP_DONE |
> DERRMR_PIPEB_PRI_FLIP_DONE |
> DERRMR_PIPEC_PRI_FLIP_DONE));
> - if (IS_GEN8(dev))
> + if (IS_GEN8(req->i915))
> intel_ring_emit(ring, MI_STORE_REGISTER_MEM_GEN8(1) |
> MI_SRM_LRM_GLOBAL_GTT);
> else
> intel_ring_emit(ring, MI_STORE_REGISTER_MEM(1) |
> MI_SRM_LRM_GLOBAL_GTT);
> intel_ring_emit(ring, DERRMR);
> - intel_ring_emit(ring, ring->scratch.gtt_offset + 256);
> - if (IS_GEN8(dev)) {
> + intel_ring_emit(ring, req->ring->scratch.gtt_offset + 256);
> + if (IS_GEN8(req->i915)) {
> intel_ring_emit(ring, 0);
> intel_ring_emit(ring, MI_NOOP);
> }
> diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
> index cfa77a59b352..0db23c474045 100644
> --- a/drivers/gpu/drm/i915/intel_lrc.c
> +++ b/drivers/gpu/drm/i915/intel_lrc.c
> @@ -700,11 +700,9 @@ static int logical_ring_wait_for_space(struct drm_i915_gem_request *req,
> static void
> intel_logical_ring_advance_and_submit(struct drm_i915_gem_request *request)
> {
> - struct intel_engine_cs *ring = request->ring;
> -
> - intel_logical_ring_advance(request->ringbuf);
> + intel_ring_advance(request->ringbuf);
>
> - if (intel_ring_stopped(ring))
> + if (intel_ring_stopped(request->ring))
> return;
>
> execlists_context_queue(request);
> @@ -887,11 +885,11 @@ int intel_execlists_submission(struct i915_execbuffer_params *params,
> if (ret)
> return ret;
>
> - intel_logical_ring_emit(ringbuf, MI_NOOP);
> - intel_logical_ring_emit(ringbuf, MI_LOAD_REGISTER_IMM(1));
> - intel_logical_ring_emit(ringbuf, INSTPM);
> - intel_logical_ring_emit(ringbuf, instp_mask << 16 | instp_mode);
> - intel_logical_ring_advance(ringbuf);
> + intel_ring_emit(ringbuf, MI_NOOP);
> + intel_ring_emit(ringbuf, MI_LOAD_REGISTER_IMM(1));
> + intel_ring_emit(ringbuf, INSTPM);
> + intel_ring_emit(ringbuf, instp_mask << 16 | instp_mode);
> + intel_ring_advance(ringbuf);
>
> dev_priv->relative_constants_mode = instp_mode;
> }
> @@ -1041,14 +1039,14 @@ static int intel_logical_ring_workarounds_emit(struct drm_i915_gem_request *req)
> if (ret)
> return ret;
>
> - intel_logical_ring_emit(ringbuf, MI_LOAD_REGISTER_IMM(w->count));
> + intel_ring_emit(ringbuf, MI_LOAD_REGISTER_IMM(w->count));
> for (i = 0; i < w->count; i++) {
> - intel_logical_ring_emit(ringbuf, w->reg[i].addr);
> - intel_logical_ring_emit(ringbuf, w->reg[i].value);
> + intel_ring_emit(ringbuf, w->reg[i].addr);
> + intel_ring_emit(ringbuf, w->reg[i].value);
> }
> - intel_logical_ring_emit(ringbuf, MI_NOOP);
> + intel_ring_emit(ringbuf, MI_NOOP);
>
> - intel_logical_ring_advance(ringbuf);
> + intel_ring_advance(ringbuf);
>
> ring->gpu_caches_dirty = true;
> ret = logical_ring_flush_all_caches(req);
> @@ -1478,18 +1476,18 @@ static int intel_logical_ring_emit_pdps(struct drm_i915_gem_request *req)
> if (ret)
> return ret;
>
> - intel_logical_ring_emit(ringbuf, MI_LOAD_REGISTER_IMM(num_lri_cmds));
> + intel_ring_emit(ringbuf, MI_LOAD_REGISTER_IMM(num_lri_cmds));
> for (i = GEN8_LEGACY_PDPES - 1; i >= 0; i--) {
> const dma_addr_t pd_daddr = i915_page_dir_dma_addr(ppgtt, i);
>
> - intel_logical_ring_emit(ringbuf, GEN8_RING_PDP_UDW(ring, i));
> - intel_logical_ring_emit(ringbuf, upper_32_bits(pd_daddr));
> - intel_logical_ring_emit(ringbuf, GEN8_RING_PDP_LDW(ring, i));
> - intel_logical_ring_emit(ringbuf, lower_32_bits(pd_daddr));
> + intel_ring_emit(ringbuf, GEN8_RING_PDP_UDW(ring, i));
> + intel_ring_emit(ringbuf, upper_32_bits(pd_daddr));
> + intel_ring_emit(ringbuf, GEN8_RING_PDP_LDW(ring, i));
> + intel_ring_emit(ringbuf, lower_32_bits(pd_daddr));
> }
>
> - intel_logical_ring_emit(ringbuf, MI_NOOP);
> - intel_logical_ring_advance(ringbuf);
> + intel_ring_emit(ringbuf, MI_NOOP);
> + intel_ring_advance(ringbuf);
>
> return 0;
> }
> @@ -1523,14 +1521,14 @@ static int gen8_emit_bb_start(struct drm_i915_gem_request *req,
> return ret;
>
> /* FIXME(BDW): Address space and security selectors. */
> - intel_logical_ring_emit(ringbuf, MI_BATCH_BUFFER_START_GEN8 |
> - (ppgtt<<8) |
> - (dispatch_flags & I915_DISPATCH_RS ?
> - MI_BATCH_RESOURCE_STREAMER : 0));
> - intel_logical_ring_emit(ringbuf, lower_32_bits(offset));
> - intel_logical_ring_emit(ringbuf, upper_32_bits(offset));
> - intel_logical_ring_emit(ringbuf, MI_NOOP);
> - intel_logical_ring_advance(ringbuf);
> + intel_ring_emit(ringbuf, MI_BATCH_BUFFER_START_GEN8 |
> + (ppgtt<<8) |
> + (dispatch_flags & I915_DISPATCH_RS ?
> + MI_BATCH_RESOURCE_STREAMER : 0));
> + intel_ring_emit(ringbuf, lower_32_bits(offset));
> + intel_ring_emit(ringbuf, upper_32_bits(offset));
> + intel_ring_emit(ringbuf, MI_NOOP);
> + intel_ring_advance(ringbuf);
>
> return 0;
> }
> @@ -1598,13 +1596,13 @@ static int gen8_emit_flush(struct drm_i915_gem_request *request,
> cmd |= MI_INVALIDATE_BSD;
> }
>
> - intel_logical_ring_emit(ringbuf, cmd);
> - intel_logical_ring_emit(ringbuf,
> - I915_GEM_HWS_SCRATCH_ADDR |
> - MI_FLUSH_DW_USE_GTT);
> - intel_logical_ring_emit(ringbuf, 0); /* upper addr */
> - intel_logical_ring_emit(ringbuf, 0); /* value */
> - intel_logical_ring_advance(ringbuf);
> + intel_ring_emit(ringbuf, cmd);
> + intel_ring_emit(ringbuf,
> + I915_GEM_HWS_SCRATCH_ADDR |
> + MI_FLUSH_DW_USE_GTT);
> + intel_ring_emit(ringbuf, 0); /* upper addr */
> + intel_ring_emit(ringbuf, 0); /* value */
> + intel_ring_advance(ringbuf);
>
> return 0;
> }
> @@ -1651,21 +1649,21 @@ static int gen8_emit_flush_render(struct drm_i915_gem_request *request,
> return ret;
>
> if (vf_flush_wa) {
> - intel_logical_ring_emit(ringbuf, GFX_OP_PIPE_CONTROL(6));
> - intel_logical_ring_emit(ringbuf, 0);
> - intel_logical_ring_emit(ringbuf, 0);
> - intel_logical_ring_emit(ringbuf, 0);
> - intel_logical_ring_emit(ringbuf, 0);
> - intel_logical_ring_emit(ringbuf, 0);
> + intel_ring_emit(ringbuf, GFX_OP_PIPE_CONTROL(6));
> + intel_ring_emit(ringbuf, 0);
> + intel_ring_emit(ringbuf, 0);
> + intel_ring_emit(ringbuf, 0);
> + intel_ring_emit(ringbuf, 0);
> + intel_ring_emit(ringbuf, 0);
> }
>
> - intel_logical_ring_emit(ringbuf, GFX_OP_PIPE_CONTROL(6));
> - intel_logical_ring_emit(ringbuf, flags);
> - intel_logical_ring_emit(ringbuf, scratch_addr);
> - intel_logical_ring_emit(ringbuf, 0);
> - intel_logical_ring_emit(ringbuf, 0);
> - intel_logical_ring_emit(ringbuf, 0);
> - intel_logical_ring_advance(ringbuf);
> + intel_ring_emit(ringbuf, GFX_OP_PIPE_CONTROL(6));
> + intel_ring_emit(ringbuf, flags);
> + intel_ring_emit(ringbuf, scratch_addr);
> + intel_ring_emit(ringbuf, 0);
> + intel_ring_emit(ringbuf, 0);
> + intel_ring_emit(ringbuf, 0);
> + intel_ring_advance(ringbuf);
>
> return 0;
> }
> @@ -1699,23 +1697,23 @@ static int gen8_emit_request(struct drm_i915_gem_request *request)
> cmd = MI_STORE_DWORD_IMM_GEN4;
> cmd |= MI_GLOBAL_GTT;
>
> - intel_logical_ring_emit(ringbuf, cmd);
> - intel_logical_ring_emit(ringbuf,
> - (ring->status_page.gfx_addr +
> - (I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT)));
> - intel_logical_ring_emit(ringbuf, 0);
> - intel_logical_ring_emit(ringbuf, i915_gem_request_get_seqno(request));
> - intel_logical_ring_emit(ringbuf, MI_USER_INTERRUPT);
> - intel_logical_ring_emit(ringbuf, MI_NOOP);
> + intel_ring_emit(ringbuf, cmd);
> + intel_ring_emit(ringbuf,
> + (ring->status_page.gfx_addr +
> + (I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT)));
> + intel_ring_emit(ringbuf, 0);
> + intel_ring_emit(ringbuf, i915_gem_request_get_seqno(request));
> + intel_ring_emit(ringbuf, MI_USER_INTERRUPT);
> + intel_ring_emit(ringbuf, MI_NOOP);
> intel_logical_ring_advance_and_submit(request);
>
> /*
> * Here we add two extra NOOPs as padding to avoid
> * lite restore of a context with HEAD==TAIL.
> */
> - intel_logical_ring_emit(ringbuf, MI_NOOP);
> - intel_logical_ring_emit(ringbuf, MI_NOOP);
> - intel_logical_ring_advance(ringbuf);
> + intel_ring_emit(ringbuf, MI_NOOP);
> + intel_ring_emit(ringbuf, MI_NOOP);
> + intel_ring_advance(ringbuf);
>
> return 0;
> }
> diff --git a/drivers/gpu/drm/i915/intel_lrc.h b/drivers/gpu/drm/i915/intel_lrc.h
> index 8b56fb934763..861668919e5a 100644
> --- a/drivers/gpu/drm/i915/intel_lrc.h
> +++ b/drivers/gpu/drm/i915/intel_lrc.h
> @@ -45,27 +45,6 @@ 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);
> -/**
> - * intel_logical_ring_advance() - advance the ringbuffer tail
> - * @ringbuf: Ringbuffer to advance.
> - *
> - * The tail is only updated in our logical ringbuffer struct.
> - */
> -static inline void intel_logical_ring_advance(struct intel_ringbuffer *ringbuf)
> -{
> - intel_ringbuffer_advance(ringbuf);
> -}
> -
> -/**
> - * intel_logical_ring_emit() - write a DWORD to the ringbuffer.
> - * @ringbuf: Ringbuffer to write to.
> - * @data: DWORD to write.
> - */
> -static inline void intel_logical_ring_emit(struct intel_ringbuffer *ringbuf,
> - u32 data)
> -{
> - intel_ringbuffer_emit(ringbuf, data);
> -}
>
> /* Logical Ring Contexts */
> void intel_lr_context_free(struct intel_context *ctx);
> diff --git a/drivers/gpu/drm/i915/intel_mocs.c b/drivers/gpu/drm/i915/intel_mocs.c
> index 6d3c6c0a5c62..399a131a94b6 100644
> --- a/drivers/gpu/drm/i915/intel_mocs.c
> +++ b/drivers/gpu/drm/i915/intel_mocs.c
> @@ -187,13 +187,11 @@ static int emit_mocs_control_table(struct drm_i915_gem_request *req,
> return ret;
> }
>
> - intel_logical_ring_emit(ringbuf,
> - MI_LOAD_REGISTER_IMM(GEN9_NUM_MOCS_ENTRIES));
> + intel_ring_emit(ringbuf, MI_LOAD_REGISTER_IMM(GEN9_NUM_MOCS_ENTRIES));
>
> for (index = 0; index < table->size; index++) {
> - intel_logical_ring_emit(ringbuf, reg_base + index * 4);
> - intel_logical_ring_emit(ringbuf,
> - table->table[index].control_value);
> + intel_ring_emit(ringbuf, reg_base + index * 4);
> + intel_ring_emit(ringbuf, table->table[index].control_value);
> }
>
> /*
> @@ -205,12 +203,12 @@ static int emit_mocs_control_table(struct drm_i915_gem_request *req,
> * that value to all the used entries.
> */
> for (; index < GEN9_NUM_MOCS_ENTRIES; index++) {
> - intel_logical_ring_emit(ringbuf, reg_base + index * 4);
> - intel_logical_ring_emit(ringbuf, table->table[0].control_value);
> + intel_ring_emit(ringbuf, reg_base + index * 4);
> + intel_ring_emit(ringbuf, table->table[0].control_value);
> }
>
> - intel_logical_ring_emit(ringbuf, MI_NOOP);
> - intel_logical_ring_advance(ringbuf);
> + intel_ring_emit(ringbuf, MI_NOOP);
> + intel_ring_advance(ringbuf);
>
> return 0;
> }
> @@ -246,15 +244,15 @@ static int emit_mocs_l3cc_table(struct drm_i915_gem_request *req,
> return ret;
> }
>
> - intel_logical_ring_emit(ringbuf,
> + intel_ring_emit(ringbuf,
> MI_LOAD_REGISTER_IMM(GEN9_NUM_MOCS_ENTRIES / 2));
>
> for (i = 0, count = 0; i < table->size / 2; i++, count += 2) {
> value = (table->table[count].l3cc_value & 0xffff) |
> ((table->table[count + 1].l3cc_value & 0xffff) << 16);
>
> - intel_logical_ring_emit(ringbuf, GEN9_LNCFCMOCS0 + i * 4);
> - intel_logical_ring_emit(ringbuf, value);
> + intel_ring_emit(ringbuf, GEN9_LNCFCMOCS0 + i * 4);
> + intel_ring_emit(ringbuf, value);
> }
>
> if (table->size & 0x01) {
> @@ -270,14 +268,14 @@ static int emit_mocs_l3cc_table(struct drm_i915_gem_request *req,
> * they are reserved by the hardware.
> */
> for (; i < GEN9_NUM_MOCS_ENTRIES / 2; i++) {
> - intel_logical_ring_emit(ringbuf, GEN9_LNCFCMOCS0 + i * 4);
> - intel_logical_ring_emit(ringbuf, value);
> + intel_ring_emit(ringbuf, GEN9_LNCFCMOCS0 + i * 4);
> + intel_ring_emit(ringbuf, value);
>
> value = filler;
> }
>
> - intel_logical_ring_emit(ringbuf, MI_NOOP);
> - intel_logical_ring_advance(ringbuf);
> + intel_ring_emit(ringbuf, MI_NOOP);
> + intel_ring_advance(ringbuf);
>
> return 0;
> }
> diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
> index 444542696a2c..5e9c7c15a84b 100644
> --- a/drivers/gpu/drm/i915/intel_overlay.c
> +++ b/drivers/gpu/drm/i915/intel_overlay.c
> @@ -252,11 +252,11 @@ static int intel_overlay_on(struct intel_overlay *overlay)
>
> overlay->active = true;
>
> - intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_ON);
> - intel_ring_emit(ring, overlay->flip_addr | OFC_UPDATE);
> - intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
> - intel_ring_emit(ring, MI_NOOP);
> - intel_ring_advance(ring);
> + intel_ring_emit(req->ringbuf, MI_OVERLAY_FLIP | MI_OVERLAY_ON);
> + intel_ring_emit(req->ringbuf, overlay->flip_addr | OFC_UPDATE);
> + intel_ring_emit(req->ringbuf, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
> + intel_ring_emit(req->ringbuf, MI_NOOP);
> + intel_ring_advance(req->ringbuf);
>
> return intel_overlay_do_wait_request(overlay, req, NULL);
> }
> @@ -293,9 +293,9 @@ static int intel_overlay_continue(struct intel_overlay *overlay,
> return ret;
> }
>
> - intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE);
> - intel_ring_emit(ring, flip_addr);
> - intel_ring_advance(ring);
> + intel_ring_emit(req->ringbuf, MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE);
> + intel_ring_emit(req->ringbuf, flip_addr);
> + intel_ring_advance(req->ringbuf);
>
> WARN_ON(overlay->last_flip_req);
> i915_gem_request_assign(&overlay->last_flip_req, req);
> @@ -360,22 +360,22 @@ static int intel_overlay_off(struct intel_overlay *overlay)
> }
>
> /* wait for overlay to go idle */
> - intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE);
> - intel_ring_emit(ring, flip_addr);
> - intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
> + intel_ring_emit(req->ringbuf, MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE);
> + intel_ring_emit(req->ringbuf, flip_addr);
> + intel_ring_emit(req->ringbuf, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
> /* turn overlay off */
> if (IS_I830(dev)) {
> /* Workaround: Don't disable the overlay fully, since otherwise
> * it dies on the next OVERLAY_ON cmd. */
> - intel_ring_emit(ring, MI_NOOP);
> - intel_ring_emit(ring, MI_NOOP);
> - intel_ring_emit(ring, MI_NOOP);
> + intel_ring_emit(req->ringbuf, MI_NOOP);
> + intel_ring_emit(req->ringbuf, MI_NOOP);
> + intel_ring_emit(req->ringbuf, MI_NOOP);
> } else {
> - intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_OFF);
> - intel_ring_emit(ring, flip_addr);
> - intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
> + intel_ring_emit(req->ringbuf, MI_OVERLAY_FLIP | MI_OVERLAY_OFF);
> + intel_ring_emit(req->ringbuf, flip_addr);
> + intel_ring_emit(req->ringbuf, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
> }
> - intel_ring_advance(ring);
> + intel_ring_advance(req->ringbuf);
>
> return intel_overlay_do_wait_request(overlay, req, intel_overlay_off_tail);
> }
> @@ -433,9 +433,9 @@ static int intel_overlay_release_old_vid(struct intel_overlay *overlay)
> return ret;
> }
>
> - intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
> - intel_ring_emit(ring, MI_NOOP);
> - intel_ring_advance(ring);
> + intel_ring_emit(req->ringbuf, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
> + intel_ring_emit(req->ringbuf, MI_NOOP);
> + intel_ring_advance(req->ringbuf);
>
> ret = intel_overlay_do_wait_request(overlay, req,
> intel_overlay_release_old_vid_tail);
Any reason for not doing your usual transform to intel_ringbuffer for the
local ring here in the overlay code? Or does that happen when
intel_ring_begin falls?
> diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
> index 9fbe730aae47..b3de8b1fde2f 100644
> --- a/drivers/gpu/drm/i915/intel_ringbuffer.c
> +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
> @@ -95,7 +95,7 @@ gen2_render_ring_flush(struct drm_i915_gem_request *req,
> u32 invalidate_domains,
> u32 flush_domains)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> u32 cmd;
> int ret;
>
> @@ -122,7 +122,7 @@ gen4_render_ring_flush(struct drm_i915_gem_request *req,
> u32 invalidate_domains,
> u32 flush_domains)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> u32 cmd;
> int ret;
>
> @@ -215,8 +215,8 @@ gen4_render_ring_flush(struct drm_i915_gem_request *req,
> static int
> intel_emit_post_sync_nonzero_flush(struct drm_i915_gem_request *req)
> {
> - struct intel_engine_cs *ring = req->ring;
> - u32 scratch_addr = ring->scratch.gtt_offset + 2 * CACHELINE_BYTES;
> + struct intel_ringbuffer *ring = req->ringbuf;
> + u32 scratch_addr = req->ring->scratch.gtt_offset + 2 * CACHELINE_BYTES;
> int ret;
>
> ret = intel_ring_begin(req, 6);
> @@ -251,9 +251,9 @@ static int
> gen6_render_ring_flush(struct drm_i915_gem_request *req,
> u32 invalidate_domains, u32 flush_domains)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> u32 flags = 0;
> - u32 scratch_addr = ring->scratch.gtt_offset + 2 * CACHELINE_BYTES;
> + u32 scratch_addr = req->ring->scratch.gtt_offset + 2 * CACHELINE_BYTES;
> int ret;
>
> /* Force SNB workarounds for PIPE_CONTROL flushes */
> @@ -303,7 +303,7 @@ gen6_render_ring_flush(struct drm_i915_gem_request *req,
> static int
> gen7_render_ring_cs_stall_wa(struct drm_i915_gem_request *req)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> ret = intel_ring_begin(req, 4);
> @@ -324,9 +324,9 @@ static int
> gen7_render_ring_flush(struct drm_i915_gem_request *req,
> u32 invalidate_domains, u32 flush_domains)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> u32 flags = 0;
> - u32 scratch_addr = ring->scratch.gtt_offset + 2 * CACHELINE_BYTES;
> + u32 scratch_addr = req->ring->scratch.gtt_offset + 2 * CACHELINE_BYTES;
> int ret;
>
> /*
> @@ -387,7 +387,7 @@ static int
> gen8_emit_pipe_control(struct drm_i915_gem_request *req,
> u32 flags, u32 scratch_addr)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> ret = intel_ring_begin(req, 6);
> @@ -712,15 +712,15 @@ err:
>
> static int intel_ring_workarounds_emit(struct drm_i915_gem_request *req)
> {
> - int ret, i;
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> struct drm_i915_private *dev_priv = req->i915;
> struct i915_workarounds *w = &dev_priv->workarounds;
> + int ret, i;
>
> if (WARN_ON_ONCE(w->count == 0))
> return 0;
>
> - ring->gpu_caches_dirty = true;
> + req->ring->gpu_caches_dirty = true;
> ret = intel_ring_flush_all_caches(req);
> if (ret)
> return ret;
> @@ -738,7 +738,7 @@ static int intel_ring_workarounds_emit(struct drm_i915_gem_request *req)
>
> intel_ring_advance(ring);
>
> - ring->gpu_caches_dirty = true;
> + req->ring->gpu_caches_dirty = true;
> ret = intel_ring_flush_all_caches(req);
> if (ret)
> return ret;
> @@ -1184,7 +1184,7 @@ static int gen8_rcs_signal(struct drm_i915_gem_request *signaller_req,
> unsigned int num_dwords)
> {
> #define MBOX_UPDATE_DWORDS 8
> - struct intel_engine_cs *signaller = signaller_req->ring;
> + struct intel_ringbuffer *signaller = signaller_req->ringbuf;
> struct drm_i915_private *dev_priv = signaller_req->i915;
> struct intel_engine_cs *waiter;
> int i, ret, num_rings;
> @@ -1199,7 +1199,7 @@ static int gen8_rcs_signal(struct drm_i915_gem_request *signaller_req,
>
> for_each_ring(waiter, dev_priv, i) {
> u32 seqno;
> - u64 gtt_offset = signaller->semaphore.signal_ggtt[i];
> + u64 gtt_offset = signaller_req->ring->semaphore.signal_ggtt[i];
> if (gtt_offset == MI_SEMAPHORE_SYNC_INVALID)
> continue;
>
> @@ -1224,7 +1224,7 @@ static int gen8_xcs_signal(struct drm_i915_gem_request *signaller_req,
> unsigned int num_dwords)
> {
> #define MBOX_UPDATE_DWORDS 6
> - struct intel_engine_cs *signaller = signaller_req->ring;
> + struct intel_ringbuffer *signaller = signaller_req->ringbuf;
> struct drm_i915_private *dev_priv = signaller_req->i915;
> struct intel_engine_cs *waiter;
> int i, ret, num_rings;
> @@ -1239,7 +1239,7 @@ static int gen8_xcs_signal(struct drm_i915_gem_request *signaller_req,
>
> for_each_ring(waiter, dev_priv, i) {
> u32 seqno;
> - u64 gtt_offset = signaller->semaphore.signal_ggtt[i];
> + u64 gtt_offset = signaller_req->ring->semaphore.signal_ggtt[i];
> if (gtt_offset == MI_SEMAPHORE_SYNC_INVALID)
> continue;
>
> @@ -1261,7 +1261,7 @@ static int gen8_xcs_signal(struct drm_i915_gem_request *signaller_req,
> static int gen6_signal(struct drm_i915_gem_request *signaller_req,
> unsigned int num_dwords)
> {
> - struct intel_engine_cs *signaller = signaller_req->ring;
> + struct intel_ringbuffer *signaller = signaller_req->ringbuf;
> struct drm_i915_private *dev_priv = signaller_req->i915;
> struct intel_engine_cs *useless;
> int i, ret, num_rings;
> @@ -1276,7 +1276,7 @@ static int gen6_signal(struct drm_i915_gem_request *signaller_req,
> return ret;
>
> for_each_ring(useless, dev_priv, i) {
> - u32 mbox_reg = signaller->semaphore.mbox.signal[i];
> + u32 mbox_reg = signaller_req->ring->semaphore.mbox.signal[i];
> if (mbox_reg != GEN6_NOSYNC) {
> u32 seqno = i915_gem_request_get_seqno(signaller_req);
> intel_ring_emit(signaller, MI_LOAD_REGISTER_IMM(1));
> @@ -1303,11 +1303,11 @@ static int gen6_signal(struct drm_i915_gem_request *signaller_req,
> static int
> gen6_add_request(struct drm_i915_gem_request *req)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> - if (ring->semaphore.signal)
> - ret = ring->semaphore.signal(req, 4);
> + if (req->ring->semaphore.signal)
> + ret = req->ring->semaphore.signal(req, 4);
> else
> ret = intel_ring_begin(req, 4);
>
> @@ -1318,15 +1318,14 @@ gen6_add_request(struct drm_i915_gem_request *req)
> intel_ring_emit(ring, I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT);
> intel_ring_emit(ring, i915_gem_request_get_seqno(req));
> intel_ring_emit(ring, MI_USER_INTERRUPT);
> - __intel_ring_advance(ring);
> + __intel_ring_advance(req->ring);
>
> return 0;
> }
>
> -static inline bool i915_gem_has_seqno_wrapped(struct drm_device *dev,
> +static inline bool i915_gem_has_seqno_wrapped(struct drm_i915_private *dev_priv,
> u32 seqno)
> {
> - struct drm_i915_private *dev_priv = dev->dev_private;
> return dev_priv->last_seqno < seqno;
> }
>
> @@ -1343,7 +1342,7 @@ gen8_ring_sync(struct drm_i915_gem_request *waiter_req,
> struct intel_engine_cs *signaller,
> u32 seqno)
> {
> - struct intel_engine_cs *waiter = waiter_req->ring;
> + struct intel_ringbuffer *waiter = waiter_req->ringbuf;
> struct drm_i915_private *dev_priv = waiter_req->i915;
> int ret;
>
> @@ -1357,9 +1356,11 @@ gen8_ring_sync(struct drm_i915_gem_request *waiter_req,
> MI_SEMAPHORE_SAD_GTE_SDD);
> intel_ring_emit(waiter, seqno);
> intel_ring_emit(waiter,
> - lower_32_bits(GEN8_WAIT_OFFSET(waiter, signaller->id)));
> + lower_32_bits(GEN8_WAIT_OFFSET(waiter_req->ring,
> + signaller->id)));
> intel_ring_emit(waiter,
> - upper_32_bits(GEN8_WAIT_OFFSET(waiter, signaller->id)));
> + upper_32_bits(GEN8_WAIT_OFFSET(waiter_req->ring,
> + signaller->id)));
> intel_ring_advance(waiter);
> return 0;
> }
> @@ -1369,11 +1370,11 @@ gen6_ring_sync(struct drm_i915_gem_request *waiter_req,
> struct intel_engine_cs *signaller,
> u32 seqno)
> {
> - struct intel_engine_cs *waiter = waiter_req->ring;
> + struct intel_ringbuffer *waiter = waiter_req->ringbuf;
> u32 dw1 = MI_SEMAPHORE_MBOX |
> MI_SEMAPHORE_COMPARE |
> MI_SEMAPHORE_REGISTER;
> - u32 wait_mbox = signaller->semaphore.mbox.wait[waiter->id];
> + u32 wait_mbox = signaller->semaphore.mbox.wait[waiter_req->ring->id];
> int ret;
>
> /* Throughout all of the GEM code, seqno passed implies our current
> @@ -1389,7 +1390,7 @@ gen6_ring_sync(struct drm_i915_gem_request *waiter_req,
> return ret;
>
> /* If seqno wrap happened, omit the wait with no-ops */
> - if (likely(!i915_gem_has_seqno_wrapped(waiter->dev, seqno))) {
> + if (likely(!i915_gem_has_seqno_wrapped(waiter_req->i915, seqno))) {
> intel_ring_emit(waiter, dw1 | wait_mbox);
> intel_ring_emit(waiter, seqno);
> intel_ring_emit(waiter, 0);
> @@ -1417,8 +1418,8 @@ do { \
> static int
> pc_render_add_request(struct drm_i915_gem_request *req)
> {
> - struct intel_engine_cs *ring = req->ring;
> - u32 scratch_addr = ring->scratch.gtt_offset + 2 * CACHELINE_BYTES;
> + struct intel_ringbuffer *ring = req->ringbuf;
> + u32 scratch_addr = req->ring->scratch.gtt_offset + 2 * CACHELINE_BYTES;
> int ret;
>
> /* For Ironlake, MI_USER_INTERRUPT was deprecated and apparently
> @@ -1436,7 +1437,7 @@ pc_render_add_request(struct drm_i915_gem_request *req)
> intel_ring_emit(ring, GFX_OP_PIPE_CONTROL(4) | PIPE_CONTROL_QW_WRITE |
> PIPE_CONTROL_WRITE_FLUSH |
> PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE);
> - intel_ring_emit(ring, ring->scratch.gtt_offset | PIPE_CONTROL_GLOBAL_GTT);
> + intel_ring_emit(ring, req->ring->scratch.gtt_offset | PIPE_CONTROL_GLOBAL_GTT);
> intel_ring_emit(ring, i915_gem_request_get_seqno(req));
> intel_ring_emit(ring, 0);
> PIPE_CONTROL_FLUSH(ring, scratch_addr);
> @@ -1455,10 +1456,10 @@ pc_render_add_request(struct drm_i915_gem_request *req)
> PIPE_CONTROL_WRITE_FLUSH |
> PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE |
> PIPE_CONTROL_NOTIFY);
> - intel_ring_emit(ring, ring->scratch.gtt_offset | PIPE_CONTROL_GLOBAL_GTT);
> + intel_ring_emit(ring, req->ring->scratch.gtt_offset | PIPE_CONTROL_GLOBAL_GTT);
> intel_ring_emit(ring, i915_gem_request_get_seqno(req));
> intel_ring_emit(ring, 0);
> - __intel_ring_advance(ring);
> + __intel_ring_advance(req->ring);
>
> return 0;
> }
> @@ -1611,7 +1612,7 @@ bsd_ring_flush(struct drm_i915_gem_request *req,
> u32 invalidate_domains,
> u32 flush_domains)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> ret = intel_ring_begin(req, 2);
> @@ -1627,7 +1628,7 @@ bsd_ring_flush(struct drm_i915_gem_request *req,
> static int
> i9xx_add_request(struct drm_i915_gem_request *req)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> ret = intel_ring_begin(req, 4);
> @@ -1638,7 +1639,7 @@ i9xx_add_request(struct drm_i915_gem_request *req)
> intel_ring_emit(ring, I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT);
> intel_ring_emit(ring, i915_gem_request_get_seqno(req));
> intel_ring_emit(ring, MI_USER_INTERRUPT);
> - __intel_ring_advance(ring);
> + __intel_ring_advance(req->ring);
>
> return 0;
> }
> @@ -1772,7 +1773,7 @@ i965_dispatch_execbuffer(struct drm_i915_gem_request *req,
> u64 offset, u32 length,
> unsigned dispatch_flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> ret = intel_ring_begin(req, 2);
> @@ -1799,8 +1800,8 @@ i830_dispatch_execbuffer(struct drm_i915_gem_request *req,
> u64 offset, u32 len,
> unsigned dispatch_flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> - u32 cs_offset = ring->scratch.gtt_offset;
> + struct intel_ringbuffer *ring = req->ringbuf;
> + u32 cs_offset = req->ring->scratch.gtt_offset;
> int ret;
>
> ret = intel_ring_begin(req, 6);
> @@ -1862,7 +1863,7 @@ i915_dispatch_execbuffer(struct drm_i915_gem_request *req,
> u64 offset, u32 len,
> unsigned dispatch_flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> ret = intel_ring_begin(req, 2);
> @@ -2343,8 +2344,8 @@ int intel_ring_begin(struct drm_i915_gem_request *req,
> /* Align the ring tail to a cacheline boundary */
> int intel_ring_cacheline_align(struct drm_i915_gem_request *req)
> {
> - struct intel_engine_cs *ring = req->ring;
> - int num_dwords = (ring->buffer->tail & (CACHELINE_BYTES - 1)) / sizeof(uint32_t);
> + struct intel_ringbuffer *ring = req->ringbuf;
> + int num_dwords = (ring->tail & (CACHELINE_BYTES - 1)) / sizeof(uint32_t);
> int ret;
>
> if (num_dwords == 0)
> @@ -2415,7 +2416,7 @@ static void gen6_bsd_ring_write_tail(struct intel_engine_cs *ring,
> static int gen6_bsd_ring_flush(struct drm_i915_gem_request *req,
> u32 invalidate, u32 flush)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> uint32_t cmd;
> int ret;
>
> @@ -2424,7 +2425,7 @@ static int gen6_bsd_ring_flush(struct drm_i915_gem_request *req,
> return ret;
>
> cmd = MI_FLUSH_DW;
> - if (INTEL_INFO(ring->dev)->gen >= 8)
> + if (INTEL_INFO(req->i915)->gen >= 8)
> cmd += 1;
>
> /* We always require a command barrier so that subsequent
> @@ -2445,7 +2446,7 @@ static int gen6_bsd_ring_flush(struct drm_i915_gem_request *req,
>
> intel_ring_emit(ring, cmd);
> intel_ring_emit(ring, I915_GEM_HWS_SCRATCH_ADDR | MI_FLUSH_DW_USE_GTT);
> - if (INTEL_INFO(ring->dev)->gen >= 8) {
> + if (INTEL_INFO(req->i915)->gen >= 8) {
> intel_ring_emit(ring, 0); /* upper addr */
> intel_ring_emit(ring, 0); /* value */
> } else {
> @@ -2461,7 +2462,7 @@ gen8_ring_dispatch_execbuffer(struct drm_i915_gem_request *req,
> u64 offset, u32 len,
> unsigned dispatch_flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> bool ppgtt = USES_PPGTT(req->i915) &&
> !(dispatch_flags & I915_DISPATCH_SECURE);
> int ret;
> @@ -2487,7 +2488,7 @@ hsw_ring_dispatch_execbuffer(struct drm_i915_gem_request *req,
> u64 offset, u32 len,
> unsigned dispatch_flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> ret = intel_ring_begin(req, 2);
> @@ -2512,7 +2513,7 @@ gen6_ring_dispatch_execbuffer(struct drm_i915_gem_request *req,
> u64 offset, u32 len,
> unsigned dispatch_flags)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> int ret;
>
> ret = intel_ring_begin(req, 2);
> @@ -2535,7 +2536,7 @@ gen6_ring_dispatch_execbuffer(struct drm_i915_gem_request *req,
> static int gen6_ring_flush(struct drm_i915_gem_request *req,
> u32 invalidate, u32 flush)
> {
> - struct intel_engine_cs *ring = req->ring;
> + struct intel_ringbuffer *ring = req->ringbuf;
> uint32_t cmd;
> int ret;
>
> diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
> index 10f80df5f121..212b402818f9 100644
> --- a/drivers/gpu/drm/i915/intel_ringbuffer.h
> +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
> @@ -427,25 +427,16 @@ int intel_ring_alloc_request_extras(struct drm_i915_gem_request *request);
>
> int __must_check intel_ring_begin(struct drm_i915_gem_request *req, int n);
> int __must_check intel_ring_cacheline_align(struct drm_i915_gem_request *req);
> -static inline void intel_ringbuffer_emit(struct intel_ringbuffer *rb,
> - u32 data)
> +static inline void intel_ring_emit(struct intel_ringbuffer *rb,
> + u32 data)
> {
> *(uint32_t *)(rb->virtual_start + rb->tail) = data;
> rb->tail += 4;
> }
> -static inline void intel_ringbuffer_advance(struct intel_ringbuffer *rb)
> +static inline void intel_ring_advance(struct intel_ringbuffer *rb)
> {
> rb->tail &= rb->size - 1;
> }
> -static inline void intel_ring_emit(struct intel_engine_cs *ring,
> - u32 data)
> -{
> - intel_ringbuffer_emit(ring->buffer, data);
> -}
> -static inline void intel_ring_advance(struct intel_engine_cs *ring)
> -{
> - intel_ringbuffer_advance(ring->buffer);
> -}
> int __intel_ring_space(int head, int tail, int size);
> void intel_ring_update_space(struct intel_ringbuffer *ringbuf);
> int intel_ring_space(struct intel_ringbuffer *ringbuf);
At the end of this crusade we should add some pretty kerneldoc for our
ringbuffer interface.
Anyway, with some notes about your dev_priv/ringbuffer/whatver crusade
added to the commit message, just to align and clarify the new naming
convention:
Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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