[PATCH 1/2] drm/i915: Remove gem and overlay frontbuffer tracking
Maarten Lankhorst
maarten.lankhorst at linux.intel.com
Thu Jul 21 10:23:28 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/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 +
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_drv.h | 1 -
drivers/gpu/drm/i915/i915_gem.c | 6 -----
drivers/gpu/drm/i915/i915_gem_gtt.c | 1 -
drivers/gpu/drm/i915/i915_vma.c | 12 ---------
14 files changed, 3 insertions(+), 98 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c
index b191915ab351..88d6189f9c1c 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 79ed8bd04a07..23feb6e8d336 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 d10f27d0b7b0..8ca6d2fab243 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 90599dd1cb1b..c32fd3469d66 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/gem/i915_gem_clflush.c b/drivers/gpu/drm/i915/gem/i915_gem_clflush.c
index 0512afdd20d8..427ff744b02a 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 1674b0c5802b..667c76aefb52 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 b7b2c14fd9e1..e47f21690065 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -12,8 +12,6 @@
#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 ccec4055fde3..6d9c1ac1a296 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"
@@ -394,30 +393,6 @@ static void i915_gem_free_object(struct drm_gem_object *gem_obj)
queue_delayed_work(i915->wq, &i915->mm.free_work, 0);
}
-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 6f0a3ce35567..549a17e7a77b 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"
@@ -570,27 +569,6 @@ 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_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index d25647be25d1..9c7521383138 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -44,7 +44,6 @@
#include "display/intel_dpll_mgr.h"
#include "display/intel_dsb.h"
#include "display/intel_fbc.h"
-#include "display/intel_frontbuffer.h"
#include "display/intel_global_state.h"
#include "display/intel_gmbus.h"
#include "display/intel_opregion.h"
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 702e5b89be22..331f5d96c18f 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;
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 329ff75b80b9..416a6e931ac8 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 ef3b04c7e153..7999b4721f03 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"
@@ -1855,17 +1854,6 @@ 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
More information about the Intel-gfx-trybot
mailing list