Beispiel #1
0
static void
nouveau_accel_fini(struct nouveau_drm *drm)
{
    nouveau_channel_del(&drm->channel);
    nvif_object_fini(&drm->ntfy);
    nvkm_gpuobj_ref(NULL, &drm->notify);
    nvif_object_fini(&drm->nvsw);
    nouveau_channel_del(&drm->cechan);
    nvif_object_fini(&drm->ttm.copy);
    if (drm->fence)
        nouveau_fence(drm)->dtor(drm);
}
Beispiel #2
0
void
nv10_fence_context_del(struct nouveau_channel *chan)
{
    struct nv10_fence_chan *fctx = chan->fence;
    int i;
    nouveau_fence_context_del(&fctx->base);
    for (i = 0; i < ARRAY_SIZE(fctx->head); i++)
        nvif_object_fini(&fctx->head[i]);
    nvif_object_fini(&fctx->sema);
    chan->fence = NULL;
    kfree(fctx);
}
Beispiel #3
0
void
nvif_user_fini(struct nvif_device *device)
{
	if (device->user.func) {
		nvif_object_fini(&device->user.object);
		device->user.func = NULL;
	}
}
Beispiel #4
0
void
nv10_fence_context_del(struct nouveau_channel *chan)
{
	struct nv10_fence_chan *fctx = chan->fence;
	nouveau_fence_context_del(&fctx->base);
	nvif_object_fini(&fctx->sema);
	chan->fence = NULL;
	nouveau_fence_context_free(&fctx->base);
}
Beispiel #5
0
void
nvif_client_fini(struct nvif_client *client)
{
	if (client->driver) {
		client->driver->fini(client->base.priv);
		client->driver = NULL;
		client->base.parent = NULL;
		nvif_object_fini(&client->base);
	}
}
Beispiel #6
0
void
nouveau_channel_del(struct nouveau_channel **pchan)
{
	struct nouveau_channel *chan = *pchan;
	if (chan) {
		if (chan->fence)
			nouveau_fence(chan->drm)->context_del(chan);
		nvif_object_fini(&chan->nvsw);
		nvif_object_fini(&chan->gart);
		nvif_object_fini(&chan->vram);
		nvif_object_fini(&chan->user);
		nvif_object_fini(&chan->push.ctxdma);
		nouveau_bo_vma_del(chan->push.buffer, &chan->push.vma);
		nouveau_bo_unmap(chan->push.buffer);
		if (chan->push.buffer && chan->push.buffer->pin_refcnt)
			nouveau_bo_unpin(chan->push.buffer);
		nouveau_bo_ref(NULL, &chan->push.buffer);
		kfree(chan);
	}
	*pchan = NULL;
}
Beispiel #7
0
void
nvif_device_fini(struct nvif_device *device)
{
	nvif_object_fini(&device->object);
}
Beispiel #8
0
static ssize_t
nouveau_sysfs_pstate_get(struct device *d, struct device_attribute *a, char *b)
{
	struct nouveau_sysfs *sysfs = nouveau_sysfs(drm_device(d));
	struct nvif_control_pstate_info_v0 info = {};
	size_t cnt = PAGE_SIZE;
	char *buf = b;
	int ret, i;

	ret = nvif_mthd(&sysfs->ctrl, NVIF_CONTROL_PSTATE_INFO,
			&info, sizeof(info));
	if (ret)
		return ret;

	for (i = 0; i < info.count + 1; i++) {
		const s32 state = i < info.count ? i :
			NVIF_CONTROL_PSTATE_ATTR_V0_STATE_CURRENT;
		struct nvif_control_pstate_attr_v0 attr = {
			.state = state,
			.index = 0,
		};

		ret = nvif_mthd(&sysfs->ctrl, NVIF_CONTROL_PSTATE_ATTR,
				&attr, sizeof(attr));
		if (ret)
			return ret;

		if (i < info.count)
			snappendf(buf, cnt, "%02x:", attr.state);
		else
			snappendf(buf, cnt, "%s:", info.pwrsrc == 0 ? "DC" :
						   info.pwrsrc == 1 ? "AC" :
						   "--");

		attr.index = 0;
		do {
			attr.state = state;
			ret = nvif_mthd(&sysfs->ctrl,
					NVIF_CONTROL_PSTATE_ATTR,
					&attr, sizeof(attr));
			if (ret)
				return ret;

			snappendf(buf, cnt, " %s %d", attr.name, attr.min);
			if (attr.min != attr.max)
				snappendf(buf, cnt, "-%d", attr.max);
			snappendf(buf, cnt, " %s", attr.unit);
		} while (attr.index);

		if (state >= 0) {
			if (info.ustate_ac == state)
				snappendf(buf, cnt, " AC");
			if (info.ustate_dc == state)
				snappendf(buf, cnt, " DC");
			if (info.pstate == state)
				snappendf(buf, cnt, " *");
		} else {
			if (info.ustate_ac < -1)
				snappendf(buf, cnt, " AC");
			if (info.ustate_dc < -1)
				snappendf(buf, cnt, " DC");
		}

		snappendf(buf, cnt, "\n");
	}

	return strlen(b);
}

static ssize_t
nouveau_sysfs_pstate_set(struct device *d, struct device_attribute *a,
			 const char *buf, size_t count)
{
	struct nouveau_sysfs *sysfs = nouveau_sysfs(drm_device(d));
	struct nvif_control_pstate_user_v0 args = { .pwrsrc = -EINVAL };
	long value, ret;
	char *tmp;

	if ((tmp = strchr(buf, '\n')))
		*tmp = '\0';

	if (!strncasecmp(buf, "dc:", 3)) {
		args.pwrsrc = 0;
		buf += 3;
	} else
	if (!strncasecmp(buf, "ac:", 3)) {
		args.pwrsrc = 1;
		buf += 3;
	}

	if (!strcasecmp(buf, "none"))
		args.ustate = NVIF_CONTROL_PSTATE_USER_V0_STATE_UNKNOWN;
	else
	if (!strcasecmp(buf, "auto"))
		args.ustate = NVIF_CONTROL_PSTATE_USER_V0_STATE_PERFMON;
	else {
		ret = kstrtol(buf, 16, &value);
		if (ret)
			return ret;
		args.ustate = value;
	}

	ret = nvif_mthd(&sysfs->ctrl, NVIF_CONTROL_PSTATE_USER,
			&args, sizeof(args));
	if (ret < 0)
		return ret;

	return count;
}

static DEVICE_ATTR(pstate, S_IRUGO | S_IWUSR,
		   nouveau_sysfs_pstate_get, nouveau_sysfs_pstate_set);

void
nouveau_sysfs_fini(struct drm_device *dev)
{
	struct nouveau_sysfs *sysfs = nouveau_sysfs(dev);
	struct nouveau_drm *drm = nouveau_drm(dev);
	struct nvif_device *device = &drm->device;

	if (sysfs && sysfs->ctrl.priv) {
		device_remove_file(nv_device_base(nvkm_device(device)), &dev_attr_pstate);
		nvif_object_fini(&sysfs->ctrl);
	}

	drm->sysfs = NULL;
	kfree(sysfs);
}

int
nouveau_sysfs_init(struct drm_device *dev)
{
	struct nouveau_drm *drm = nouveau_drm(dev);
	struct nvif_device *device = &drm->device;
	struct nouveau_sysfs *sysfs;
	int ret;

	if (!nouveau_pstate)
		return 0;

	sysfs = drm->sysfs = kzalloc(sizeof(*sysfs), GFP_KERNEL);
	if (!sysfs)
		return -ENOMEM;

	ret = nvif_object_init(nvif_object(device), NULL, NVDRM_CONTROL,
			       NVIF_IOCTL_NEW_V0_CONTROL, NULL, 0,
			      &sysfs->ctrl);
	if (ret == 0)
		device_create_file(nv_device_base(nvkm_device(device)), &dev_attr_pstate);

	return 0;
}
Beispiel #9
0
static int
nouveau_debugfs_pstate_get(struct seq_file *m, void *data)
{
	struct drm_device *drm = m->private;
	struct nouveau_debugfs *debugfs = nouveau_debugfs(drm);
	struct nvif_object *ctrl = &debugfs->ctrl;
	struct nvif_control_pstate_info_v0 info = {};
	int ret, i;

	if (!debugfs)
		return -ENODEV;

	ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_INFO, &info, sizeof(info));
	if (ret)
		return ret;

	for (i = 0; i < info.count + 1; i++) {
		const s32 state = i < info.count ? i :
			NVIF_CONTROL_PSTATE_ATTR_V0_STATE_CURRENT;
		struct nvif_control_pstate_attr_v0 attr = {
			.state = state,
			.index = 0,
		};

		ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_ATTR,
				&attr, sizeof(attr));
		if (ret)
			return ret;

		if (i < info.count)
			seq_printf(m, "%02x:", attr.state);
		else
			seq_printf(m, "%s:", info.pwrsrc == 0 ? "DC" :
					     info.pwrsrc == 1 ? "AC" : "--");

		attr.index = 0;
		do {
			attr.state = state;
			ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_ATTR,
					&attr, sizeof(attr));
			if (ret)
				return ret;

			seq_printf(m, " %s %d", attr.name, attr.min);
			if (attr.min != attr.max)
				seq_printf(m, "-%d", attr.max);
			seq_printf(m, " %s", attr.unit);
		} while (attr.index);

		if (state >= 0) {
			if (info.ustate_ac == state)
				seq_printf(m, " AC");
			if (info.ustate_dc == state)
				seq_printf(m, " DC");
			if (info.pstate == state)
				seq_printf(m, " *");
		} else {
			if (info.ustate_ac < -1)
				seq_printf(m, " AC");
			if (info.ustate_dc < -1)
				seq_printf(m, " DC");
		}

		seq_printf(m, "\n");
	}

	return 0;
}

static ssize_t
nouveau_debugfs_pstate_set(struct file *file, const char __user *ubuf,
			   size_t len, loff_t *offp)
{
	struct seq_file *m = file->private_data;
	struct drm_device *drm = m->private;
	struct nouveau_debugfs *debugfs = nouveau_debugfs(drm);
	struct nvif_object *ctrl = &debugfs->ctrl;
	struct nvif_control_pstate_user_v0 args = { .pwrsrc = -EINVAL };
	char buf[32] = {}, *tmp, *cur = buf;
	long value, ret;

	if (!debugfs)
		return -ENODEV;

	if (len >= sizeof(buf))
		return -EINVAL;

	if (copy_from_user(buf, ubuf, len))
		return -EFAULT;

	if ((tmp = strchr(buf, '\n')))
		*tmp = '\0';

	if (!strncasecmp(cur, "dc:", 3)) {
		args.pwrsrc = 0;
		cur += 3;
	} else
	if (!strncasecmp(cur, "ac:", 3)) {
		args.pwrsrc = 1;
		cur += 3;
	}

	if (!strcasecmp(cur, "none"))
		args.ustate = NVIF_CONTROL_PSTATE_USER_V0_STATE_UNKNOWN;
	else
	if (!strcasecmp(cur, "auto"))
		args.ustate = NVIF_CONTROL_PSTATE_USER_V0_STATE_PERFMON;
	else {
		ret = kstrtol(cur, 16, &value);
		if (ret)
			return ret;
		args.ustate = value;
	}

	ret = pm_runtime_get_sync(drm->dev);
	if (ret < 0 && ret != -EACCES)
		return ret;
	ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_USER, &args, sizeof(args));
	pm_runtime_put_autosuspend(drm->dev);
	if (ret < 0)
		return ret;

	return len;
}

static int
nouveau_debugfs_pstate_open(struct inode *inode, struct file *file)
{
	return single_open(file, nouveau_debugfs_pstate_get, inode->i_private);
}

static const struct file_operations nouveau_pstate_fops = {
	.owner = THIS_MODULE,
	.open = nouveau_debugfs_pstate_open,
	.read = seq_read,
	.write = nouveau_debugfs_pstate_set,
};

static struct drm_info_list nouveau_debugfs_list[] = {
	{ "vbios.rom",  nouveau_debugfs_vbios_image, 0, NULL },
	{ "strap_peek", nouveau_debugfs_strap_peek, 0, NULL },
};
#define NOUVEAU_DEBUGFS_ENTRIES ARRAY_SIZE(nouveau_debugfs_list)

static const struct nouveau_debugfs_files {
	const char *name;
	const struct file_operations *fops;
} nouveau_debugfs_files[] = {
	{"pstate", &nouveau_pstate_fops},
};

int
nouveau_drm_debugfs_init(struct drm_minor *minor)
{
	struct nouveau_drm *drm = nouveau_drm(minor->dev);
	struct dentry *dentry;
	int i, ret;

	for (i = 0; i < ARRAY_SIZE(nouveau_debugfs_files); i++) {
		dentry = debugfs_create_file(nouveau_debugfs_files[i].name,
					     S_IRUGO | S_IWUSR,
					     minor->debugfs_root, minor->dev,
					     nouveau_debugfs_files[i].fops);
		if (!dentry)
			return -ENOMEM;
	}

	ret = drm_debugfs_create_files(nouveau_debugfs_list,
				       NOUVEAU_DEBUGFS_ENTRIES,
				       minor->debugfs_root, minor);
	if (ret)
		return ret;

	/* Set the size of the vbios since we know it, and it's confusing to
	 * userspace if it wants to seek() but the file has a length of 0
	 */
	dentry = debugfs_lookup("vbios.rom", minor->debugfs_root);
	if (!dentry)
		return 0;

	d_inode(dentry)->i_size = drm->vbios.length;
	dput(dentry);

	return 0;
}

int
nouveau_debugfs_init(struct nouveau_drm *drm)
{
	int ret;

	drm->debugfs = kzalloc(sizeof(*drm->debugfs), GFP_KERNEL);
	if (!drm->debugfs)
		return -ENOMEM;

	ret = nvif_object_init(&drm->client.device.object, 0,
			       NVIF_CLASS_CONTROL, NULL, 0,
			       &drm->debugfs->ctrl);
	if (ret)
		return ret;

	return 0;
}

void
nouveau_debugfs_fini(struct nouveau_drm *drm)
{
	if (drm->debugfs && drm->debugfs->ctrl.priv)
		nvif_object_fini(&drm->debugfs->ctrl);

	kfree(drm->debugfs);
	drm->debugfs = NULL;
}
Beispiel #10
0
void
nvif_disp_dtor(struct nvif_disp *disp)
{
	nvif_object_fini(&disp->object);
}
Beispiel #11
0
void
nvif_mem_fini(struct nvif_mem *mem)
{
	nvif_object_fini(&mem->object);
}
Beispiel #12
0
static void
nv50_chan_destroy(struct nv50_chan *chan)
{
	nvif_object_fini(&chan->user);
}