From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/gpu/drm/vc4/vc4_bo.c | 133 ++++++++++++++++++++-----------------------
1 files changed, 62 insertions(+), 71 deletions(-)
diff --git a/kernel/drivers/gpu/drm/vc4/vc4_bo.c b/kernel/drivers/gpu/drm/vc4/vc4_bo.c
index 1e28ff9..9006b98 100644
--- a/kernel/drivers/gpu/drm/vc4/vc4_bo.c
+++ b/kernel/drivers/gpu/drm/vc4/vc4_bo.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright © 2015 Broadcom
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
/**
@@ -40,7 +37,7 @@
return label >= VC4_BO_TYPE_COUNT;
}
-static void vc4_bo_stats_dump(struct vc4_dev *vc4)
+static void vc4_bo_stats_print(struct drm_printer *p, struct vc4_dev *vc4)
{
int i;
@@ -48,58 +45,35 @@
if (!vc4->bo_labels[i].num_allocated)
continue;
- DRM_INFO("%30s: %6dkb BOs (%d)\n",
- vc4->bo_labels[i].name,
- vc4->bo_labels[i].size_allocated / 1024,
- vc4->bo_labels[i].num_allocated);
- }
-
- mutex_lock(&vc4->purgeable.lock);
- if (vc4->purgeable.num)
- DRM_INFO("%30s: %6zdkb BOs (%d)\n", "userspace BO cache",
- vc4->purgeable.size / 1024, vc4->purgeable.num);
-
- if (vc4->purgeable.purged_num)
- DRM_INFO("%30s: %6zdkb BOs (%d)\n", "total purged BO",
- vc4->purgeable.purged_size / 1024,
- vc4->purgeable.purged_num);
- mutex_unlock(&vc4->purgeable.lock);
-}
-
-#ifdef CONFIG_DEBUG_FS
-int vc4_bo_stats_debugfs(struct seq_file *m, void *unused)
-{
- struct drm_info_node *node = (struct drm_info_node *)m->private;
- struct drm_device *dev = node->minor->dev;
- struct vc4_dev *vc4 = to_vc4_dev(dev);
- int i;
-
- mutex_lock(&vc4->bo_lock);
- for (i = 0; i < vc4->num_labels; i++) {
- if (!vc4->bo_labels[i].num_allocated)
- continue;
-
- seq_printf(m, "%30s: %6dkb BOs (%d)\n",
+ drm_printf(p, "%30s: %6dkb BOs (%d)\n",
vc4->bo_labels[i].name,
vc4->bo_labels[i].size_allocated / 1024,
vc4->bo_labels[i].num_allocated);
}
- mutex_unlock(&vc4->bo_lock);
mutex_lock(&vc4->purgeable.lock);
if (vc4->purgeable.num)
- seq_printf(m, "%30s: %6zdkb BOs (%d)\n", "userspace BO cache",
+ drm_printf(p, "%30s: %6zdkb BOs (%d)\n", "userspace BO cache",
vc4->purgeable.size / 1024, vc4->purgeable.num);
if (vc4->purgeable.purged_num)
- seq_printf(m, "%30s: %6zdkb BOs (%d)\n", "total purged BO",
+ drm_printf(p, "%30s: %6zdkb BOs (%d)\n", "total purged BO",
vc4->purgeable.purged_size / 1024,
vc4->purgeable.purged_num);
mutex_unlock(&vc4->purgeable.lock);
+}
+
+static int vc4_bo_stats_debugfs(struct seq_file *m, void *unused)
+{
+ struct drm_info_node *node = (struct drm_info_node *)m->private;
+ struct drm_device *dev = node->minor->dev;
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
+ struct drm_printer p = drm_seq_file_printer(m);
+
+ vc4_bo_stats_print(&p, vc4);
return 0;
}
-#endif
/* Takes ownership of *name and returns the appropriate slot for it in
* the bo_labels[] array, extending it as necessary.
@@ -200,8 +174,6 @@
kfree(bo->validated_shader);
bo->validated_shader = NULL;
}
-
- reservation_object_fini(&bo->_resv);
drm_gem_cma_free_object(obj);
}
@@ -427,8 +399,6 @@
vc4->bo_labels[VC4_BO_TYPE_KERNEL].num_allocated++;
vc4->bo_labels[VC4_BO_TYPE_KERNEL].size_allocated += size;
mutex_unlock(&vc4->bo_lock);
- bo->resv = &bo->_resv;
- reservation_object_init(bo->resv);
return &bo->base.base;
}
@@ -479,8 +449,9 @@
}
if (IS_ERR(cma_obj)) {
+ struct drm_printer p = drm_info_printer(vc4->base.dev);
DRM_ERROR("Failed to allocate from CMA:\n");
- vc4_bo_stats_dump(vc4);
+ vc4_bo_stats_print(&p, vc4);
return ERR_PTR(-ENOMEM);
}
bo = to_vc4_bo(&cma_obj->base);
@@ -519,7 +490,7 @@
bo->madv = VC4_MADV_WILLNEED;
ret = drm_gem_handle_create(file_priv, &bo->base.base, &args->handle);
- drm_gem_object_put_unlocked(&bo->base.base);
+ drm_gem_object_put(&bo->base.base);
return ret;
}
@@ -619,7 +590,7 @@
{
struct vc4_dev *vc4 =
container_of(work, struct vc4_dev, bo_cache.time_work);
- struct drm_device *dev = vc4->dev;
+ struct drm_device *dev = &vc4->base;
mutex_lock(&vc4->bo_lock);
vc4_bo_cache_free_old(dev);
@@ -684,15 +655,7 @@
schedule_work(&vc4->bo_cache.time_work);
}
-struct reservation_object *vc4_prime_res_obj(struct drm_gem_object *obj)
-{
- struct vc4_bo *bo = to_vc4_bo(obj);
-
- return bo->resv;
-}
-
-struct dma_buf *
-vc4_prime_export(struct drm_device *dev, struct drm_gem_object *obj, int flags)
+struct dma_buf * vc4_prime_export(struct drm_gem_object *obj, int flags)
{
struct vc4_bo *bo = to_vc4_bo(obj);
struct dma_buf *dmabuf;
@@ -714,7 +677,7 @@
return ERR_PTR(ret);
}
- dmabuf = drm_gem_prime_export(dev, obj, flags);
+ dmabuf = drm_gem_prime_export(obj, flags);
if (IS_ERR(dmabuf))
vc4_bo_dec_usecnt(bo);
@@ -822,24 +785,43 @@
struct sg_table *sgt)
{
struct drm_gem_object *obj;
- struct vc4_bo *bo;
obj = drm_gem_cma_prime_import_sg_table(dev, attach, sgt);
if (IS_ERR(obj))
return obj;
- bo = to_vc4_bo(obj);
- bo->resv = attach->dmabuf->resv;
-
return obj;
+}
+
+static int vc4_grab_bin_bo(struct vc4_dev *vc4, struct vc4_file *vc4file)
+{
+ int ret;
+
+ if (!vc4->v3d)
+ return -ENODEV;
+
+ if (vc4file->bin_bo_used)
+ return 0;
+
+ ret = vc4_v3d_bin_bo_get(vc4, &vc4file->bin_bo_used);
+ if (ret)
+ return ret;
+
+ return 0;
}
int vc4_create_bo_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
struct drm_vc4_create_bo *args = data;
+ struct vc4_file *vc4file = file_priv->driver_priv;
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct vc4_bo *bo = NULL;
int ret;
+
+ ret = vc4_grab_bin_bo(vc4, vc4file);
+ if (ret)
+ return ret;
/*
* We can't allocate from the BO cache, because the BOs don't
@@ -852,7 +834,7 @@
bo->madv = VC4_MADV_WILLNEED;
ret = drm_gem_handle_create(file_priv, &bo->base.base, &args->handle);
- drm_gem_object_put_unlocked(&bo->base.base);
+ drm_gem_object_put(&bo->base.base);
return ret;
}
@@ -872,7 +854,7 @@
/* The mmap offset was set up at BO allocation time. */
args->offset = drm_vma_node_offset_addr(&gem_obj->vma_node);
- drm_gem_object_put_unlocked(gem_obj);
+ drm_gem_object_put(gem_obj);
return 0;
}
@@ -881,6 +863,8 @@
struct drm_file *file_priv)
{
struct drm_vc4_create_shader_bo *args = data;
+ struct vc4_file *vc4file = file_priv->driver_priv;
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct vc4_bo *bo = NULL;
int ret;
@@ -899,6 +883,10 @@
DRM_INFO("Pad set: 0x%08x\n", args->pad);
return -EINVAL;
}
+
+ ret = vc4_grab_bin_bo(vc4, vc4file);
+ if (ret)
+ return ret;
bo = vc4_bo_create(dev, args->size, true, VC4_BO_TYPE_V3D_SHADER);
if (IS_ERR(bo))
@@ -929,8 +917,8 @@
*/
ret = drm_gem_handle_create(file_priv, &bo->base.base, &args->handle);
- fail:
- drm_gem_object_put_unlocked(&bo->base.base);
+fail:
+ drm_gem_object_put(&bo->base.base);
return ret;
}
@@ -977,7 +965,7 @@
bo = to_vc4_bo(gem_obj);
bo->t_format = t_format;
- drm_gem_object_put_unlocked(gem_obj);
+ drm_gem_object_put(gem_obj);
return 0;
}
@@ -1012,11 +1000,12 @@
else
args->modifier = DRM_FORMAT_MOD_NONE;
- drm_gem_object_put_unlocked(gem_obj);
+ drm_gem_object_put(gem_obj);
return 0;
}
+static void vc4_bo_cache_destroy(struct drm_device *dev, void *unused);
int vc4_bo_cache_init(struct drm_device *dev)
{
struct vc4_dev *vc4 = to_vc4_dev(dev);
@@ -1038,15 +1027,17 @@
mutex_init(&vc4->bo_lock);
+ vc4_debugfs_add_file(dev, "bo_stats", vc4_bo_stats_debugfs, NULL);
+
INIT_LIST_HEAD(&vc4->bo_cache.time_list);
INIT_WORK(&vc4->bo_cache.time_work, vc4_bo_cache_time_work);
timer_setup(&vc4->bo_cache.time_timer, vc4_bo_cache_time_timer, 0);
- return 0;
+ return drmm_add_action_or_reset(dev, vc4_bo_cache_destroy, NULL);
}
-void vc4_bo_cache_destroy(struct drm_device *dev)
+static void vc4_bo_cache_destroy(struct drm_device *dev, void *unused)
{
struct vc4_dev *vc4 = to_vc4_dev(dev);
int i;
@@ -1101,7 +1092,7 @@
ret = -ENOMEM;
mutex_unlock(&vc4->bo_lock);
- drm_gem_object_put_unlocked(gem_obj);
+ drm_gem_object_put(gem_obj);
return ret;
}
--
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