[PATCH 1/2] drm/i915: Remove gem and overlay frontbuffer tracking
Maarten Lankhorst
maarten.lankhorst at linux.intel.com
Wed Nov 9 15:34:22 UTC 2022
Frontbuffer update handling should be done explicitly by using dirtyfb
calls only.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
---
drivers/gpu/drm/i915/display/i9xx_plane.c | 1 +
drivers/gpu/drm/i915/display/intel_drrs.c | 1 +
drivers/gpu/drm/i915/display/intel_fb.c | 1 +
drivers/gpu/drm/i915/display/intel_overlay.c | 14 -----------
.../drm/i915/display/intel_plane_initial.c | 1 +
drivers/gpu/drm/i915/display/intel_psr.c | 1 +
.../drm/i915/display/skl_universal_plane.c | 1 +
drivers/gpu/drm/i915/gem/i915_gem_clflush.c | 4 ---
drivers/gpu/drm/i915/gem/i915_gem_domain.c | 7 ------
.../gpu/drm/i915/gem/i915_gem_execbuffer.c | 2 --
drivers/gpu/drm/i915/gem/i915_gem_object.c | 25 -------------------
drivers/gpu/drm/i915/gem/i915_gem_object.h | 22 ----------------
drivers/gpu/drm/i915/gem/i915_gem_phys.c | 4 ---
drivers/gpu/drm/i915/i915_driver.c | 1 +
drivers/gpu/drm/i915/i915_gem.c | 8 ------
drivers/gpu/drm/i915/i915_gem_gtt.c | 1 -
drivers/gpu/drm/i915/i915_vma.c | 12 ---------
17 files changed, 7 insertions(+), 99 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/i9xx_plane.c b/drivers/gpu/drm/i915/display/i9xx_plane.c
index 5afbe3e98ee8..284f13272890 100644
--- a/drivers/gpu/drm/i915/display/i9xx_plane.c
+++ b/drivers/gpu/drm/i915/display/i9xx_plane.c
@@ -14,6 +14,7 @@
#include "intel_display_types.h"
#include "intel_fb.h"
#include "intel_fbc.h"
+#include "intel_frontbuffer.h"
#include "intel_sprite.h"
#include "i9xx_plane.h"
diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c b/drivers/gpu/drm/i915/display/intel_drrs.c
index e27408efaae2..72756a597a24 100644
--- a/drivers/gpu/drm/i915/display/intel_drrs.c
+++ b/drivers/gpu/drm/i915/display/intel_drrs.c
@@ -8,6 +8,7 @@
#include "intel_de.h"
#include "intel_display_types.h"
#include "intel_drrs.h"
+#include "intel_frontbuffer.h"
#include "intel_panel.h"
/**
diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c
index 63137ae5ab21..7cf31c87884c 100644
--- a/drivers/gpu/drm/i915/display/intel_fb.c
+++ b/drivers/gpu/drm/i915/display/intel_fb.c
@@ -12,6 +12,7 @@
#include "intel_display_types.h"
#include "intel_dpt.h"
#include "intel_fb.h"
+#include "intel_frontbuffer.h"
#define check_array_bounds(i915, a, i) drm_WARN_ON(&(i915)->drm, (i) >= ARRAY_SIZE(a))
diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c
index c12bdca8da9b..5b86563ce577 100644
--- a/drivers/gpu/drm/i915/display/intel_overlay.c
+++ b/drivers/gpu/drm/i915/display/intel_overlay.c
@@ -186,7 +186,6 @@ struct intel_overlay {
struct intel_crtc *crtc;
struct i915_vma *vma;
struct i915_vma *old_vma;
- struct intel_frontbuffer *frontbuffer;
bool active;
bool pfit_active;
u32 pfit_vscale_ratio; /* shifted-point number, (1<<12) == 1.0 */
@@ -287,20 +286,9 @@ static void intel_overlay_flip_prepare(struct intel_overlay *overlay,
struct i915_vma *vma)
{
enum pipe pipe = overlay->crtc->pipe;
- struct intel_frontbuffer *frontbuffer = NULL;
drm_WARN_ON(&overlay->i915->drm, overlay->old_vma);
- if (vma)
- frontbuffer = intel_frontbuffer_get(vma->obj);
-
- intel_frontbuffer_track(overlay->frontbuffer, frontbuffer,
- INTEL_FRONTBUFFER_OVERLAY(pipe));
-
- if (overlay->frontbuffer)
- intel_frontbuffer_put(overlay->frontbuffer);
- overlay->frontbuffer = frontbuffer;
-
intel_frontbuffer_flip_prepare(overlay->i915,
INTEL_FRONTBUFFER_OVERLAY(pipe));
@@ -810,8 +798,6 @@ static int intel_overlay_do_put_image(struct intel_overlay *overlay,
goto out_pin_section;
}
- i915_gem_object_flush_frontbuffer(new_bo, ORIGIN_DIRTYFB);
-
if (!overlay->active) {
const struct intel_crtc_state *crtc_state =
overlay->crtc->config;
diff --git a/drivers/gpu/drm/i915/display/intel_plane_initial.c b/drivers/gpu/drm/i915/display/intel_plane_initial.c
index 76be796df255..cad9c8884af3 100644
--- a/drivers/gpu/drm/i915/display/intel_plane_initial.c
+++ b/drivers/gpu/drm/i915/display/intel_plane_initial.c
@@ -9,6 +9,7 @@
#include "intel_display.h"
#include "intel_display_types.h"
#include "intel_fb.h"
+#include "intel_frontbuffer.h"
#include "intel_plane_initial.h"
static bool
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 904a1049eff3..49e3624ad53a 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -32,6 +32,7 @@
#include "intel_de.h"
#include "intel_display_types.h"
#include "intel_dp_aux.h"
+#include "intel_frontbuffer.h"
#include "intel_hdmi.h"
#include "intel_psr.h"
#include "intel_snps_phy.h"
diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index 7cb713043408..ca16e6f899ed 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -14,6 +14,7 @@
#include "intel_display_types.h"
#include "intel_fb.h"
#include "intel_fbc.h"
+#include "intel_frontbuffer.h"
#include "intel_psr.h"
#include "intel_sprite.h"
#include "skl_scaler.h"
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_clflush.c b/drivers/gpu/drm/i915/gem/i915_gem_clflush.c
index b3b398fe689c..df2db78b10ca 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_clflush.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_clflush.c
@@ -6,8 +6,6 @@
#include <drm/drm_cache.h>
-#include "display/intel_frontbuffer.h"
-
#include "i915_drv.h"
#include "i915_gem_clflush.h"
#include "i915_sw_fence_work.h"
@@ -22,8 +20,6 @@ static void __do_clflush(struct drm_i915_gem_object *obj)
{
GEM_BUG_ON(!i915_gem_object_has_pages(obj));
drm_clflush_sg(obj->mm.pages);
-
- i915_gem_object_flush_frontbuffer(obj, ORIGIN_CPU);
}
static void clflush_work(struct dma_fence_work *base)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_domain.c b/drivers/gpu/drm/i915/gem/i915_gem_domain.c
index d44a152ce680..9489b7bcd24f 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_domain.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_domain.c
@@ -4,7 +4,6 @@
* Copyright © 2014-2016 Intel Corporation
*/
-#include "display/intel_frontbuffer.h"
#include "gt/intel_gt.h"
#include "i915_drv.h"
@@ -63,8 +62,6 @@ flush_write_domain(struct drm_i915_gem_object *obj, unsigned int flush_domains)
intel_gt_flush_ggtt_writes(vma->vm->gt);
}
spin_unlock(&obj->vma.lock);
-
- i915_gem_object_flush_frontbuffer(obj, ORIGIN_CPU);
break;
case I915_GEM_DOMAIN_WC:
@@ -616,9 +613,6 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data,
out_unlock:
i915_gem_object_unlock(obj);
- if (!err && write_domain)
- i915_gem_object_invalidate_frontbuffer(obj, ORIGIN_CPU);
-
out:
i915_gem_object_put(obj);
return err;
@@ -729,7 +723,6 @@ int i915_gem_object_prepare_write(struct drm_i915_gem_object *obj,
}
out:
- i915_gem_object_invalidate_frontbuffer(obj, ORIGIN_CPU);
obj->mm.dirty = true;
/* return with the pages pinned */
return 0;
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index 1160723c9d2d..874f6ec18678 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -11,8 +11,6 @@
#include <drm/drm_syncobj.h>
-#include "display/intel_frontbuffer.h"
-
#include "gem/i915_gem_ioctls.h"
#include "gt/intel_context.h"
#include "gt/intel_gpu_commands.h"
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.c b/drivers/gpu/drm/i915/gem/i915_gem_object.c
index 733696057761..501391e0aa33 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object.c
@@ -27,7 +27,6 @@
#include <drm/drm_cache.h>
-#include "display/intel_frontbuffer.h"
#include "pxp/intel_pxp.h"
#include "i915_drv.h"
@@ -400,30 +399,6 @@ static void i915_gem_free_object(struct drm_gem_object *gem_obj)
queue_work(i915->wq, &i915->mm.free_work);
}
-void __i915_gem_object_flush_frontbuffer(struct drm_i915_gem_object *obj,
- enum fb_op_origin origin)
-{
- struct intel_frontbuffer *front;
-
- front = __intel_frontbuffer_get(obj);
- if (front) {
- intel_frontbuffer_flush(front, origin);
- intel_frontbuffer_put(front);
- }
-}
-
-void __i915_gem_object_invalidate_frontbuffer(struct drm_i915_gem_object *obj,
- enum fb_op_origin origin)
-{
- struct intel_frontbuffer *front;
-
- front = __intel_frontbuffer_get(obj);
- if (front) {
- intel_frontbuffer_invalidate(front, origin);
- intel_frontbuffer_put(front);
- }
-}
-
static void
i915_gem_object_read_from_page_kmap(struct drm_i915_gem_object *obj, u64 offset, void *dst, int size)
{
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h
index 6b9ecff42bb5..32416d8cc7ef 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h
@@ -11,7 +11,6 @@
#include <drm/drm_file.h>
#include <drm/drm_device.h>
-#include "display/intel_frontbuffer.h"
#include "intel_memory_region.h"
#include "i915_gem_object_types.h"
#include "i915_gem_gtt.h"
@@ -574,27 +573,6 @@ int i915_gem_object_wait_priority(struct drm_i915_gem_object *obj,
unsigned int flags,
const struct i915_sched_attr *attr);
-void __i915_gem_object_flush_frontbuffer(struct drm_i915_gem_object *obj,
- enum fb_op_origin origin);
-void __i915_gem_object_invalidate_frontbuffer(struct drm_i915_gem_object *obj,
- enum fb_op_origin origin);
-
-static inline void
-i915_gem_object_flush_frontbuffer(struct drm_i915_gem_object *obj,
- enum fb_op_origin origin)
-{
- if (unlikely(rcu_access_pointer(obj->frontbuffer)))
- __i915_gem_object_flush_frontbuffer(obj, origin);
-}
-
-static inline void
-i915_gem_object_invalidate_frontbuffer(struct drm_i915_gem_object *obj,
- enum fb_op_origin origin)
-{
- if (unlikely(rcu_access_pointer(obj->frontbuffer)))
- __i915_gem_object_invalidate_frontbuffer(obj, origin);
-}
-
int i915_gem_object_read_from_page(struct drm_i915_gem_object *obj, u64 offset, void *dst, int size);
bool i915_gem_object_is_shmem(const struct drm_i915_gem_object *obj);
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_phys.c b/drivers/gpu/drm/i915/gem/i915_gem_phys.c
index 0d0e46dae559..b768a210f29a 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_phys.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_phys.c
@@ -156,15 +156,11 @@ int i915_gem_object_pwrite_phys(struct drm_i915_gem_object *obj,
* We manually control the domain here and pretend that it
* remains coherent i.e. in the GTT domain, like shmem_pwrite.
*/
- i915_gem_object_invalidate_frontbuffer(obj, ORIGIN_CPU);
-
if (copy_from_user(vaddr, user_data, args->size))
return -EFAULT;
drm_clflush_virt_range(vaddr, args->size);
intel_gt_chipset_flush(to_gt(i915));
-
- i915_gem_object_flush_frontbuffer(obj, ORIGIN_CPU);
return 0;
}
diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c
index ffff49868dc5..9c49cc7a246d 100644
--- a/drivers/gpu/drm/i915/i915_driver.c
+++ b/drivers/gpu/drm/i915/i915_driver.c
@@ -346,6 +346,7 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv)
spin_lock_init(&dev_priv->irq_lock);
spin_lock_init(&dev_priv->gpu_error.lock);
+ spin_lock_init(&dev_priv->display.fb_tracking.lock);
mutex_init(&dev_priv->display.backlight.lock);
mutex_init(&dev_priv->sb_lock);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 55d605c0c55d..79a58b0d20f4 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -40,7 +40,6 @@
#include <drm/drm_vma_manager.h>
#include "display/intel_display.h"
-#include "display/intel_frontbuffer.h"
#include "gem/i915_gem_clflush.h"
#include "gem/i915_gem_context.h"
@@ -569,8 +568,6 @@ i915_gem_gtt_pwrite_fast(struct drm_i915_gem_object *obj,
goto out_rpm;
}
- i915_gem_object_invalidate_frontbuffer(obj, ORIGIN_CPU);
-
user_data = u64_to_user_ptr(args->data_ptr);
offset = args->offset;
remain = args->size;
@@ -613,7 +610,6 @@ i915_gem_gtt_pwrite_fast(struct drm_i915_gem_object *obj,
}
intel_gt_flush_ggtt_writes(ggtt->vm.gt);
- i915_gem_object_flush_frontbuffer(obj, ORIGIN_CPU);
i915_gem_gtt_cleanup(obj, &node, vma);
out_rpm:
@@ -700,8 +696,6 @@ i915_gem_shmem_pwrite(struct drm_i915_gem_object *obj,
offset = 0;
}
- i915_gem_object_flush_frontbuffer(obj, ORIGIN_CPU);
-
i915_gem_object_unpin_pages(obj);
return ret;
@@ -1270,8 +1264,6 @@ void i915_gem_init_early(struct drm_i915_private *dev_priv)
{
i915_gem_init__mm(dev_priv);
i915_gem_init__contexts(dev_priv);
-
- spin_lock_init(&dev_priv->display.fb_tracking.lock);
}
void i915_gem_cleanup_early(struct drm_i915_private *dev_priv)
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 7bd1861ddbdf..a9662cc6ed1e 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -15,7 +15,6 @@
#include <asm/set_memory.h>
#include <asm/smp.h>
-#include "display/intel_frontbuffer.h"
#include "gt/intel_gt.h"
#include "gt/intel_gt_requests.h"
diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c
index c39488eb9eeb..cfdecd1848e4 100644
--- a/drivers/gpu/drm/i915/i915_vma.c
+++ b/drivers/gpu/drm/i915/i915_vma.c
@@ -26,7 +26,6 @@
#include <linux/dma-fence-array.h>
#include <drm/drm_gem.h>
-#include "display/intel_frontbuffer.h"
#include "gem/i915_gem_lmem.h"
#include "gem/i915_gem_tiling.h"
#include "gt/intel_engine.h"
@@ -1861,17 +1860,6 @@ int _i915_vma_move_to_active(struct i915_vma *vma,
return err;
}
- if (flags & EXEC_OBJECT_WRITE) {
- struct intel_frontbuffer *front;
-
- front = __intel_frontbuffer_get(obj);
- if (unlikely(front)) {
- if (intel_frontbuffer_invalidate(front, ORIGIN_CS))
- i915_active_add_request(&front->write, rq);
- intel_frontbuffer_put(front);
- }
- }
-
if (fence) {
struct dma_fence *curr;
enum dma_resv_usage usage;
--
2.34.1
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