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drm/i915: Rework intel_crtc_page_flip to be almost atomic, v3.

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Create a work structure that will be used for all changes. This will
be used later on in the atomic commit function.

Changes since v1:
- Free old_crtc_state from unpin_work_fn properly.
Changes since v2:
- Add hunk for calling hw state verifier.
- Add missing support for color spaces.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1463490484-19540-12-git-send-email-maarten.lankhorst@linux.intel.com
Reviewed-by: Patrik Jakobsson <patrik.jakobsson@linux.intel.com>
This commit is contained in:
Maarten Lankhorst
2016-05-17 15:07:54 +02:00
parent 84fc494b64
commit 143f73b3bf
3 changed files with 447 additions and 286 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/gpu/drm/i915/i915_debugfs.c
+25 -11
View File
@@ -598,29 +598,43 @@ static void i915_dump_pageflip(struct seq_file *m,
struct intel_flip_work *work)
{
const char pipe = pipe_name(crtc->pipe);
const char plane = plane_name(crtc->plane);
u32 pending;
u32 addr;
int i;
pending = atomic_read(&work->pending);
if (pending) {
seq_printf(m, "Flip ioctl preparing on pipe %c (plane %c)\n",
pipe, plane);
pipe, plane_name(crtc->plane));
} else {
seq_printf(m, "Flip pending (waiting for vsync) on pipe %c (plane %c)\n",
pipe, plane);
pipe, plane_name(crtc->plane));
}
if (work->flip_queued_req) {
struct intel_engine_cs *engine = i915_gem_request_get_engine(work->flip_queued_req);
seq_printf(m, "Flip queued on %s at seqno %x, next seqno %x [current breadcrumb %x], completed? %d\n",
for (i = 0; i < work->num_planes; i++) {
struct intel_plane_state *old_plane_state = work->old_plane_state[i];
struct drm_plane *plane = old_plane_state->base.plane;
struct drm_i915_gem_request *req = old_plane_state->wait_req;
struct intel_engine_cs *engine;
seq_printf(m, "[PLANE:%i] part of flip.\n", plane->base.id);
if (!req) {
seq_printf(m, "Plane not associated with any engine\n");
continue;
}
engine = i915_gem_request_get_engine(req);
seq_printf(m, "Plane blocked on %s at seqno %x, next seqno %x [current breadcrumb %x], completed? %d\n",
engine->name,
i915_gem_request_get_seqno(work->flip_queued_req),
i915_gem_request_get_seqno(req),
dev_priv->next_seqno,
engine->get_seqno(engine),
i915_gem_request_completed(work->flip_queued_req, true));
} else
seq_printf(m, "Flip not associated with any ring\n");
i915_gem_request_completed(req, true));
}
seq_printf(m, "Flip queued on frame %d, (was ready on frame %d), now %d\n",
work->flip_queued_vblank,
work->flip_ready_vblank,
@@ -633,7 +647,7 @@ static void i915_dump_pageflip(struct seq_file *m,
addr = I915_READ(DSPADDR(crtc->plane));
seq_printf(m, "Current scanout address 0x%08x\n", addr);
if (work->pending_flip_obj) {
if (work->flip_queued_req) {
seq_printf(m, "New framebuffer address 0x%08lx\n", (long)work->gtt_offset);
seq_printf(m, "MMIO update completed? %d\n", addr == work->gtt_offset);
}
drivers/gpu/drm/i915/intel_display.c
+412 -272
View File
File diff suppressed because it is too large Load Diff
drivers/gpu/drm/i915/intel_drv.h
+10 -3
View File
@@ -975,9 +975,6 @@ struct intel_flip_work {
struct work_struct unpin_work;
struct work_struct mmio_work;
struct drm_crtc *crtc;
struct drm_framebuffer *old_fb;
struct drm_i915_gem_object *pending_flip_obj;
struct drm_pending_vblank_event *event;
atomic_t pending;
u32 flip_count;
@@ -985,6 +982,16 @@ struct intel_flip_work {
struct drm_i915_gem_request *flip_queued_req;
u32 flip_queued_vblank;
u32 flip_ready_vblank;
unsigned put_power_domains;
unsigned num_planes;
bool can_async_unpin, flip_prepared;
unsigned fb_bits;
struct intel_crtc_state *old_crtc_state, *new_crtc_state;
struct intel_plane_state *old_plane_state[I915_MAX_PLANES + 1];
struct intel_plane_state *new_plane_state[I915_MAX_PLANES + 1];
};
struct intel_load_detect_pipe {