From 4927f3155b996d551c339a86398841abf660065a Mon Sep 17 00:00:00 2001
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Date: Thu, 21 Oct 2021 12:35:40 +0200
Subject: drm/i915: Remove dma_resv_prune
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Git-commit: f7fd7814f34c97a6c3388b25db18643309cff43c
Patch-mainline: v5.17-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
The signaled bit is already used for quick testing if a fence is signaled.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Acked-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/460722/
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/i915/Makefile | 1 -
drivers/gpu/drm/i915/dma_resv_utils.c | 17 -----------------
drivers/gpu/drm/i915/dma_resv_utils.h | 13 -------------
drivers/gpu/drm/i915/gem/i915_gem_shrinker.c | 3 ---
drivers/gpu/drm/i915/gem/i915_gem_wait.c | 8 --------
5 files changed, 42 deletions(-)
delete mode 100644 drivers/gpu/drm/i915/dma_resv_utils.c
delete mode 100644 drivers/gpu/drm/i915/dma_resv_utils.h
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index 568d711a3537..11cfa443a33b 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -60,7 +60,6 @@ i915-y += i915_driver.o \
# core library code
i915-y += \
- dma_resv_utils.o \
i915_memcpy.o \
i915_mm.o \
i915_sw_fence.o \
diff --git a/drivers/gpu/drm/i915/dma_resv_utils.c b/drivers/gpu/drm/i915/dma_resv_utils.c
deleted file mode 100644
index 7df91b7e4ca8..000000000000
--- a/drivers/gpu/drm/i915/dma_resv_utils.c
+++ /dev/null
@@ -1,17 +0,0 @@
-// SPDX-License-Identifier: MIT
-/*
- * Copyright © 2020 Intel Corporation
- */
-
-#include <linux/dma-resv.h>
-
-#include "dma_resv_utils.h"
-
-void dma_resv_prune(struct dma_resv *resv)
-{
- if (dma_resv_trylock(resv)) {
- if (dma_resv_test_signaled(resv, true))
- dma_resv_add_excl_fence(resv, NULL);
- dma_resv_unlock(resv);
- }
-}
diff --git a/drivers/gpu/drm/i915/dma_resv_utils.h b/drivers/gpu/drm/i915/dma_resv_utils.h
deleted file mode 100644
index b9d8fb5f8367..000000000000
--- a/drivers/gpu/drm/i915/dma_resv_utils.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/* SPDX-License-Identifier: MIT */
-/*
- * Copyright © 2020 Intel Corporation
- */
-
-#ifndef DMA_RESV_UTILS_H
-#define DMA_RESV_UTILS_H
-
-struct dma_resv;
-
-void dma_resv_prune(struct dma_resv *resv);
-
-#endif /* DMA_RESV_UTILS_H */
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c b/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c
index 5ab136ffdeb2..af3eb7fd951d 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c
@@ -15,7 +15,6 @@
#include "gt/intel_gt_requests.h"
-#include "dma_resv_utils.h"
#include "i915_trace.h"
static bool swap_available(void)
@@ -229,8 +228,6 @@ i915_gem_shrink(struct i915_gem_ww_ctx *ww,
i915_gem_object_unlock(obj);
}
- dma_resv_prune(obj->base.resv);
-
scanned += obj->base.size >> PAGE_SHIFT;
skip:
i915_gem_object_put(obj);
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_wait.c b/drivers/gpu/drm/i915/gem/i915_gem_wait.c
index f11325484110..cd149aa99364 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_wait.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_wait.c
@@ -10,7 +10,6 @@
#include "gt/intel_engine.h"
-#include "dma_resv_utils.h"
#include "i915_gem_ioctls.h"
#include "i915_gem_object.h"
@@ -52,13 +51,6 @@ i915_gem_object_wait_reservation(struct dma_resv *resv,
}
dma_resv_iter_end(&cursor);
- /*
- * Opportunistically prune the fences iff we know they have *all* been
- * signaled.
- */
- if (timeout > 0)
- dma_resv_prune(resv);
-
return ret;
}
--
2.38.1