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-rw-r--r--bsd-core/drm_drv.c15
-rw-r--r--shared-core/i915_dma.c70
-rw-r--r--shared-core/nouveau_mem.c2
-rw-r--r--tests/auth.c4
-rw-r--r--tests/lock.c9
5 files changed, 63 insertions, 37 deletions
diff --git a/bsd-core/drm_drv.c b/bsd-core/drm_drv.c
index c36b78aa..d6868b9c 100644
--- a/bsd-core/drm_drv.c
+++ b/bsd-core/drm_drv.c
@@ -538,6 +538,7 @@ static int drm_load(drm_device_t *dev)
if (dev->driver.load != NULL) {
DRM_LOCK();
+ /* Shared code returns -errno. */
retcode = -dev->driver.load(dev,
dev->id_entry->driver_private);
DRM_UNLOCK();
@@ -720,6 +721,9 @@ int drm_close(struct cdev *kdev, int flags, int fmt, DRM_STRUCTPROC *p)
return EINVAL;
}
+ if (--file_priv->refs != 0)
+ goto done;
+
if (dev->driver.preclose != NULL)
dev->driver.preclose(dev, file_priv);
@@ -795,17 +799,16 @@ int drm_close(struct cdev *kdev, int flags, int fmt, DRM_STRUCTPROC *p)
dev->buf_pgid = 0;
#endif /* __NetBSD__ || __OpenBSD__ */
- if (--file_priv->refs == 0) {
- if (dev->driver.postclose != NULL)
- dev->driver.postclose(dev, file_priv);
- TAILQ_REMOVE(&dev->files, file_priv, link);
- free(file_priv, M_DRM);
- }
+ if (dev->driver.postclose != NULL)
+ dev->driver.postclose(dev, file_priv);
+ TAILQ_REMOVE(&dev->files, file_priv, link);
+ free(file_priv, M_DRM);
/* ========================================================
* End inline drm_release
*/
+done:
atomic_inc( &dev->counts[_DRM_STAT_CLOSES] );
#ifdef __FreeBSD__
device_unbusy(dev->device);
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c
index 54621d9e..0be48024 100644
--- a/shared-core/i915_dma.c
+++ b/shared-core/i915_dma.c
@@ -772,7 +772,9 @@ int i915_process_relocs(struct drm_file *file_priv,
memset(&reloc_kmap, 0, sizeof(reloc_kmap));
+ mutex_lock(&dev->struct_mutex);
reloc_list_object = drm_lookup_buffer_object(file_priv, cur_handle, 1);
+ mutex_unlock(&dev->struct_mutex);
if (!reloc_list_object)
return -EINVAL;
@@ -838,6 +840,43 @@ out:
return ret;
}
+static int i915_exec_reloc(struct drm_file *file_priv, drm_handle_t buf_handle,
+ drm_handle_t buf_reloc_handle,
+ struct drm_buffer_object **buffers,
+ uint32_t buf_count)
+{
+ struct drm_device *dev = file_priv->head->dev;
+ struct i915_relocatee_info relocatee;
+ int ret = 0;
+
+ memset(&relocatee, 0, sizeof(relocatee));
+
+ mutex_lock(&dev->struct_mutex);
+ relocatee.buf = drm_lookup_buffer_object(file_priv, buf_handle, 1);
+ mutex_unlock(&dev->struct_mutex);
+ if (!relocatee.buf) {
+ DRM_DEBUG("relocatee buffer invalid %08x\n", buf_handle);
+ ret = -EINVAL;
+ goto out_err;
+ }
+
+ while (buf_reloc_handle) {
+ ret = i915_process_relocs(file_priv, buf_handle, &buf_reloc_handle, &relocatee, buffers, buf_count);
+ if (ret) {
+ DRM_ERROR("process relocs failed\n");
+ break;
+ }
+ }
+
+ drm_bo_kunmap(&relocatee.kmap);
+ mutex_lock(&dev->struct_mutex);
+ drm_bo_usage_deref_locked(&relocatee.buf);
+ mutex_unlock(&dev->struct_mutex);
+
+out_err:
+ return ret;
+}
+
/*
* Validate, add fence and relocate a block of bos from a userspace list
*/
@@ -854,7 +893,7 @@ int i915_validate_buffer_list(struct drm_file *file_priv,
unsigned buf_count = 0;
struct drm_device *dev = file_priv->head->dev;
uint32_t buf_reloc_handle, buf_handle;
- struct i915_relocatee_info relocatee;
+
do {
if (buf_count >= *num_buffers) {
@@ -872,7 +911,9 @@ int i915_validate_buffer_list(struct drm_file *file_priv,
if (arg.handled) {
data = arg.next;
+ mutex_lock(&dev->struct_mutex);
buffers[buf_count] = drm_lookup_buffer_object(file_priv, req->arg_handle, 1);
+ mutex_unlock(&dev->struct_mutex);
buf_count++;
continue;
}
@@ -913,31 +954,9 @@ int i915_validate_buffer_list(struct drm_file *file_priv,
buf_count++;
if (buf_reloc_handle) {
- memset(&relocatee, 0, sizeof(relocatee));
-
- relocatee.buf = drm_lookup_buffer_object(file_priv, buf_handle, 1);
- if (!relocatee.buf) {
- DRM_DEBUG("relocatee buffer invalid %08x\n", buf_handle);
- ret = -EINVAL;
- goto out_err;
- }
-
- while (buf_reloc_handle) {
- ret = i915_process_relocs(file_priv, buf_handle, &buf_reloc_handle, &relocatee, buffers, buf_count);
- if (ret) {
- DRM_ERROR("process relocs failed\n");
- break;
- }
- }
-
- drm_bo_kunmap(&relocatee.kmap);
- mutex_lock(&dev->struct_mutex);
- drm_bo_usage_deref_locked(&relocatee.buf);
- mutex_unlock(&dev->struct_mutex);
-
+ ret = i915_exec_reloc(file_priv, buf_handle, buf_reloc_handle, buffers, buf_count);
if (ret)
goto out_err;
-
}
} while (next != 0);
*num_buffers = buf_count;
@@ -992,6 +1011,9 @@ static int i915_execbuffer(struct drm_device *dev, void *data,
if (ret)
goto out_free;
+ /* make sure all previous memory operations have passed */
+ asm volatile("mfence":::"memory");
+
/* submit buffer */
batch->start = buffers[num_buffers-1]->offset;
diff --git a/shared-core/nouveau_mem.c b/shared-core/nouveau_mem.c
index e2f0b38d..448b69d3 100644
--- a/shared-core/nouveau_mem.c
+++ b/shared-core/nouveau_mem.c
@@ -223,7 +223,7 @@ void nouveau_mem_close(struct drm_device *dev)
static uint32_t
nouveau_mem_fb_amount_igp(struct drm_device *dev)
{
-#if defined(LINUX) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19))
+#if defined(__linux__) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19))
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct pci_dev *bridge;
uint32_t mem;
diff --git a/tests/auth.c b/tests/auth.c
index 4160d1de..9b6fca94 100644
--- a/tests/auth.c
+++ b/tests/auth.c
@@ -69,10 +69,10 @@ static void client()
int drmfd, ret;
/* XXX: Should make sure we open the same DRM as the master */
- drmfd = drm_open_any();
-
wait_event(0, SERVER_READY);
+ drmfd = drm_open_any();
+
/* Get a client magic number and pass it to the master for auth. */
auth.magic = 0; /* Quiet valgrind */
ret = ioctl(drmfd, DRM_IOCTL_GET_MAGIC, &auth);
diff --git a/tests/lock.c b/tests/lock.c
index 3f627558..86caa281 100644
--- a/tests/lock.c
+++ b/tests/lock.c
@@ -87,8 +87,6 @@ client_auth(int drmfd)
struct drm_auth auth;
int ret;
- wait_event(0, SERVER_READY);
-
/* Get a client magic number and pass it to the master for auth. */
ret = ioctl(drmfd, DRM_IOCTL_GET_MAGIC, &auth);
if (ret == -1)
@@ -172,8 +170,6 @@ static void test_open_close_locked(drmfd)
ret = drmUnlock(drmfd, lock1);
if (ret != 0)
errx(1, "lock lost during open/close by same pid");
-
- close(drmfd);
}
static void client()
@@ -181,6 +177,8 @@ static void client()
int drmfd, ret;
unsigned int time;
+ wait_event(0, SERVER_READY);
+
/* XXX: Should make sure we open the same DRM as the master */
drmfd = drm_open_any();
@@ -201,6 +199,7 @@ static void client()
send_event(0, CLIENT_LOCKED);
ret = write(commfd[0], &time, sizeof(time));
+ close(drmfd);
exit(0);
}
@@ -238,6 +237,8 @@ static void server()
if (client_time < unlock_time)
errx(1, "Client took lock before server released it");
+
+ close(drmfd);
}
int main(int argc, char **argv)
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 15:22:01 +0000