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Commit bf9e8429 authored by Tvrtko Ursulin's avatar Tvrtko Ursulin
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drm/i915: Make various init functions take dev_priv 

Like GEM init, GUC init, MOCS init and context creation.

Enables them to lose dev_priv locals.
Signed-off-by: default avatarTvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: default avatarJoonas Lahtinen <joonas.lahtinen@linux.intel.com>
parent 12d79d78
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Inline Side-by-side
Showing with 77 additions and 90 deletions
drivers/gpu/drm/i915/i915_drv.c
View file @ bf9e8429
......@@ -603,9 +603,9 @@ static int i915_load_modeset_init(struct drm_device *dev)
if (ret)
goto cleanup_irq;
intel_guc_init(dev);
intel_guc_init(dev_priv);
ret = i915_gem_init(dev);
ret = i915_gem_init(dev_priv);
if (ret)
goto cleanup_irq;
......@@ -626,11 +626,11 @@ static int i915_load_modeset_init(struct drm_device *dev)
return 0;
cleanup_gem:
if (i915_gem_suspend(dev))
if (i915_gem_suspend(dev_priv))
DRM_ERROR("failed to idle hardware; continuing to unload!\n");
i915_gem_fini(dev_priv);
cleanup_irq:
intel_guc_fini(dev);
intel_guc_fini(dev_priv);
drm_irq_uninstall(dev);
intel_teardown_gmbus(dev);
cleanup_csr:
......@@ -1283,7 +1283,7 @@ void i915_driver_unload(struct drm_device *dev)
intel_fbdev_fini(dev);
if (i915_gem_suspend(dev))
if (i915_gem_suspend(dev_priv))
DRM_ERROR("failed to idle hardware; continuing to unload!\n");
intel_display_power_get(dev_priv, POWER_DOMAIN_INIT);
......@@ -1320,7 +1320,7 @@ void i915_driver_unload(struct drm_device *dev)
/* Flush any outstanding unpin_work. */
drain_workqueue(dev_priv->wq);
intel_guc_fini(dev);
intel_guc_fini(dev_priv);
i915_gem_fini(dev_priv);
intel_fbc_cleanup_cfb(dev_priv);
......@@ -1425,14 +1425,14 @@ static int i915_drm_suspend(struct drm_device *dev)
pci_save_state(pdev);
error = i915_gem_suspend(dev);
error = i915_gem_suspend(dev_priv);
if (error) {
dev_err(&pdev->dev,
"GEM idle failed, resume might fail\n");
goto out;
}
intel_guc_suspend(dev);
intel_guc_suspend(dev_priv);
intel_display_suspend(dev);
......@@ -1568,7 +1568,7 @@ static int i915_drm_resume(struct drm_device *dev)
intel_csr_ucode_resume(dev_priv);
i915_gem_resume(dev);
i915_gem_resume(dev_priv);
i915_restore_state(dev);
intel_pps_unlock_regs_wa(dev_priv);
......@@ -1591,13 +1591,13 @@ static int i915_drm_resume(struct drm_device *dev)
drm_mode_config_reset(dev);
mutex_lock(&dev->struct_mutex);
if (i915_gem_init_hw(dev)) {
if (i915_gem_init_hw(dev_priv)) {
DRM_ERROR("failed to re-initialize GPU, declaring wedged!\n");
i915_gem_set_wedged(dev_priv);
}
mutex_unlock(&dev->struct_mutex);
intel_guc_resume(dev);
intel_guc_resume(dev_priv);
intel_modeset_init_hw(dev);
......@@ -1770,11 +1770,10 @@ static void enable_engines_irq(struct drm_i915_private *dev_priv)
*/
void i915_reset(struct drm_i915_private *dev_priv)
{
struct drm_device *dev = &dev_priv->drm;
struct i915_gpu_error *error = &dev_priv->gpu_error;
int ret;
lockdep_assert_held(&dev->struct_mutex);
lockdep_assert_held(&dev_priv->drm.struct_mutex);
if (!test_and_clear_bit(I915_RESET_IN_PROGRESS, &error->flags))
return;
......@@ -1814,7 +1813,7 @@ void i915_reset(struct drm_i915_private *dev_priv)
* was running at the time of the reset (i.e. we weren't VT
* switched away).
*/
ret = i915_gem_init_hw(dev);
ret = i915_gem_init_hw(dev_priv);
if (ret) {
DRM_ERROR("Failed hw init on reset %d\n", ret);
goto error;
......@@ -2328,7 +2327,7 @@ static int intel_runtime_suspend(struct device *kdev)
*/
i915_gem_runtime_suspend(dev_priv);
intel_guc_suspend(dev);
intel_guc_suspend(dev_priv);
intel_runtime_pm_disable_interrupts(dev_priv);
......@@ -2413,7 +2412,7 @@ static int intel_runtime_resume(struct device *kdev)
if (intel_uncore_unclaimed_mmio(dev_priv))
DRM_DEBUG_DRIVER("Unclaimed access during suspend, bios?\n");
intel_guc_resume(dev);
intel_guc_resume(dev_priv);
if (IS_GEN6(dev_priv))
intel_init_pch_refclk(dev_priv);
......
drivers/gpu/drm/i915/i915_drv.h
View file @ bf9e8429
......@@ -3177,14 +3177,14 @@ static inline u32 i915_reset_count(struct i915_gpu_error *error)
void i915_gem_reset(struct drm_i915_private *dev_priv);
void i915_gem_set_wedged(struct drm_i915_private *dev_priv);
void i915_gem_clflush_object(struct drm_i915_gem_object *obj, bool force);
int __must_check i915_gem_init(struct drm_device *dev);
int __must_check i915_gem_init_hw(struct drm_device *dev);
int __must_check i915_gem_init(struct drm_i915_private *dev_priv);
int __must_check i915_gem_init_hw(struct drm_i915_private *dev_priv);
void i915_gem_init_swizzling(struct drm_i915_private *dev_priv);
void i915_gem_cleanup_engines(struct drm_device *dev);
int __must_check i915_gem_wait_for_idle(struct drm_i915_private *dev_priv,
unsigned int flags);
int __must_check i915_gem_suspend(struct drm_device *dev);
void i915_gem_resume(struct drm_device *dev);
int __must_check i915_gem_suspend(struct drm_i915_private *dev_priv);
void i915_gem_resume(struct drm_i915_private *dev_priv);
int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
int i915_gem_object_wait(struct drm_i915_gem_object *obj,
unsigned int flags,
......@@ -3267,7 +3267,7 @@ void i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj,
struct sg_table *pages);
/* i915_gem_context.c */
int __must_check i915_gem_context_init(struct drm_device *dev);
int __must_check i915_gem_context_init(struct drm_i915_private *dev_priv);
void i915_gem_context_lost(struct drm_i915_private *dev_priv);
void i915_gem_context_fini(struct drm_device *dev);
int i915_gem_context_open(struct drm_device *dev, struct drm_file *file);
......
drivers/gpu/drm/i915/i915_gem.c
View file @ bf9e8429
......@@ -4194,9 +4194,9 @@ static void assert_kernel_context_is_current(struct drm_i915_private *dev_priv)
GEM_BUG_ON(engine->last_context != dev_priv->kernel_context);
}
int i915_gem_suspend(struct drm_device *dev)
int i915_gem_suspend(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_device *dev = &dev_priv->drm;
int ret;
intel_suspend_gt_powersave(dev_priv);
......@@ -4270,9 +4270,9 @@ int i915_gem_suspend(struct drm_device *dev)
return ret;
}
void i915_gem_resume(struct drm_device *dev)
void i915_gem_resume(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_device *dev = &dev_priv->drm;
WARN_ON(dev_priv->gt.awake);
......@@ -4337,9 +4337,8 @@ static void init_unused_rings(struct drm_i915_private *dev_priv)
}
int
i915_gem_init_hw(struct drm_device *dev)
i915_gem_init_hw(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_engine_cs *engine;
enum intel_engine_id id;
int ret;
......@@ -4393,10 +4392,10 @@ i915_gem_init_hw(struct drm_device *dev)
goto out;
}
intel_mocs_init_l3cc_table(dev);
intel_mocs_init_l3cc_table(dev_priv);
/* We can't enable contexts until all firmware is loaded */
ret = intel_guc_setup(dev);
ret = intel_guc_setup(dev_priv);
if (ret)
goto out;
......@@ -4426,12 +4425,11 @@ bool intel_sanitize_semaphores(struct drm_i915_private *dev_priv, int value)
return true;
}
int i915_gem_init(struct drm_device *dev)
int i915_gem_init(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
int ret;
mutex_lock(&dev->struct_mutex);
mutex_lock(&dev_priv->drm.struct_mutex);
if (!i915.enable_execlists) {
dev_priv->gt.resume = intel_legacy_submission_resume;
......@@ -4455,15 +4453,15 @@ int i915_gem_init(struct drm_device *dev)
if (ret)
goto out_unlock;
ret = i915_gem_context_init(dev);
ret = i915_gem_context_init(dev_priv);
if (ret)
goto out_unlock;
ret = intel_engines_init(dev);
ret = intel_engines_init(dev_priv);
if (ret)
goto out_unlock;
ret = i915_gem_init_hw(dev);
ret = i915_gem_init_hw(dev_priv);
if (ret == -EIO) {
/* Allow engine initialisation to fail by marking the GPU as
* wedged. But we only want to do this where the GPU is angry,
......@@ -4476,7 +4474,7 @@ int i915_gem_init(struct drm_device *dev)
out_unlock:
intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL);
mutex_unlock(&dev->struct_mutex);
mutex_unlock(&dev_priv->drm.struct_mutex);
return ret;
}
......
drivers/gpu/drm/i915/i915_gem_context.c
View file @ bf9e8429
......@@ -167,13 +167,12 @@ void i915_gem_context_free(struct kref *ctx_ref)
}
static struct drm_i915_gem_object *
alloc_context_obj(struct drm_device *dev, u64 size)
alloc_context_obj(struct drm_i915_private *dev_priv, u64 size)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_i915_gem_object *obj;
int ret;
lockdep_assert_held(&dev->struct_mutex);
lockdep_assert_held(&dev_priv->drm.struct_mutex);
obj = i915_gem_object_create(dev_priv, size);
if (IS_ERR(obj))
......@@ -260,10 +259,9 @@ static int assign_hw_id(struct drm_i915_private *dev_priv, unsigned *out)
}
static struct i915_gem_context *
__create_hw_context(struct drm_device *dev,
__create_hw_context(struct drm_i915_private *dev_priv,
struct drm_i915_file_private *file_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct i915_gem_context *ctx;
int ret;
......@@ -287,7 +285,7 @@ __create_hw_context(struct drm_device *dev,
struct drm_i915_gem_object *obj;
struct i915_vma *vma;
obj = alloc_context_obj(dev, dev_priv->hw_context_size);
obj = alloc_context_obj(dev_priv, dev_priv->hw_context_size);
if (IS_ERR(obj)) {
ret = PTR_ERR(obj);
goto err_out;
......@@ -353,21 +351,21 @@ __create_hw_context(struct drm_device *dev,
* well as an idle case.
*/
static struct i915_gem_context *
i915_gem_create_context(struct drm_device *dev,
i915_gem_create_context(struct drm_i915_private *dev_priv,
struct drm_i915_file_private *file_priv)
{
struct i915_gem_context *ctx;
lockdep_assert_held(&dev->struct_mutex);
lockdep_assert_held(&dev_priv->drm.struct_mutex);
ctx = __create_hw_context(dev, file_priv);
ctx = __create_hw_context(dev_priv, file_priv);
if (IS_ERR(ctx))
return ctx;
if (USES_FULL_PPGTT(dev)) {
if (USES_FULL_PPGTT(dev_priv)) {
struct i915_hw_ppgtt *ppgtt;
ppgtt = i915_ppgtt_create(to_i915(dev), file_priv, ctx->name);
ppgtt = i915_ppgtt_create(dev_priv, file_priv, ctx->name);
if (IS_ERR(ppgtt)) {
DRM_DEBUG_DRIVER("PPGTT setup failed (%ld)\n",
PTR_ERR(ppgtt));
......@@ -407,7 +405,7 @@ i915_gem_context_create_gvt(struct drm_device *dev)
if (ret)
return ERR_PTR(ret);
ctx = i915_gem_create_context(dev, NULL);
ctx = i915_gem_create_context(to_i915(dev), NULL);
if (IS_ERR(ctx))
goto out;
......@@ -433,9 +431,8 @@ static void i915_gem_context_unpin(struct i915_gem_context *ctx,
}
}
int i915_gem_context_init(struct drm_device *dev)
int i915_gem_context_init(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct i915_gem_context *ctx;
/* Init should only be called once per module load. Eventually the
......@@ -469,7 +466,7 @@ int i915_gem_context_init(struct drm_device *dev)
}
}
ctx = i915_gem_create_context(dev, NULL);
ctx = i915_gem_create_context(dev_priv, NULL);
if (IS_ERR(ctx)) {
DRM_ERROR("Failed to create default global context (error %ld)\n",
PTR_ERR(ctx));
......@@ -551,7 +548,7 @@ int i915_gem_context_open(struct drm_device *dev, struct drm_file *file)
idr_init(&file_priv->context_idr);
mutex_lock(&dev->struct_mutex);
ctx = i915_gem_create_context(dev, file_priv);
ctx = i915_gem_create_context(to_i915(dev), file_priv);
mutex_unlock(&dev->struct_mutex);
if (IS_ERR(ctx)) {
......@@ -1034,7 +1031,7 @@ int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
if (ret)
return ret;
ctx = i915_gem_create_context(dev, file_priv);
ctx = i915_gem_create_context(to_i915(dev), file_priv);
mutex_unlock(&dev->struct_mutex);
if (IS_ERR(ctx))
return PTR_ERR(ctx);
......
drivers/gpu/drm/i915/i915_guc_submission.c
View file @ bf9e8429
......@@ -1485,11 +1485,10 @@ void i915_guc_submission_fini(struct drm_i915_private *dev_priv)
/**
* intel_guc_suspend() - notify GuC entering suspend state
* @dev: drm device
* @dev_priv: i915 device private
*/
int intel_guc_suspend(struct drm_device *dev)
int intel_guc_suspend(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_guc *guc = &dev_priv->guc;
struct i915_gem_context *ctx;
u32 data[3];
......@@ -1513,11 +1512,10 @@ int intel_guc_suspend(struct drm_device *dev)
/**
* intel_guc_resume() - notify GuC resuming from suspend state
* @dev: drm device
* @dev_priv: i915 device private
*/
int intel_guc_resume(struct drm_device *dev)
int intel_guc_resume(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_guc *guc = &dev_priv->guc;
struct i915_gem_context *ctx;
u32 data[3];
......
drivers/gpu/drm/i915/intel_engine_cs.c
View file @ bf9e8429
......@@ -111,13 +111,12 @@ intel_engine_setup(struct drm_i915_private *dev_priv,
/**
* intel_engines_init() - allocate, populate and init the Engine Command Streamers
* @dev: DRM device.
* @dev_priv: i915 device private
*
* Return: non-zero if the initialization failed.
*/
int intel_engines_init(struct drm_device *dev)
int intel_engines_init(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_device_info *device_info = mkwrite_device_info(dev_priv);
unsigned int ring_mask = INTEL_INFO(dev_priv)->ring_mask;
unsigned int mask = 0;
......
drivers/gpu/drm/i915/intel_guc_loader.c
View file @ bf9e8429
......@@ -437,7 +437,7 @@ static int guc_hw_reset(struct drm_i915_private *dev_priv)
/**
* intel_guc_setup() - finish preparing the GuC for activity
* @dev: drm device
* @dev_priv: i915 device private
*
* Called from gem_init_hw() during driver loading and also after a GPU reset.
*
......@@ -448,9 +448,8 @@ static int guc_hw_reset(struct drm_i915_private *dev_priv)
*
* Return: non-zero code on error
*/
int intel_guc_setup(struct drm_device *dev)
int intel_guc_setup(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
const char *fw_path = guc_fw->guc_fw_path;
int retries, ret, err;
......@@ -588,10 +587,10 @@ int intel_guc_setup(struct drm_device *dev)
return ret;
}
static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
static void guc_fw_fetch(struct drm_i915_private *dev_priv,
struct intel_guc_fw *guc_fw)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct pci_dev *pdev = dev->pdev;
struct pci_dev *pdev = dev_priv->drm.pdev;
struct drm_i915_gem_object *obj;
const struct firmware *fw = NULL;
struct guc_css_header *css;
......@@ -676,9 +675,9 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
guc_fw->guc_fw_major_found, guc_fw->guc_fw_minor_found,
guc_fw->guc_fw_major_wanted, guc_fw->guc_fw_minor_wanted);
mutex_lock(&dev->struct_mutex);
mutex_lock(&dev_priv->drm.struct_mutex);
obj = i915_gem_object_create_from_data(dev_priv, fw->data, fw->size);
mutex_unlock(&dev->struct_mutex);
mutex_unlock(&dev_priv->drm.struct_mutex);
if (IS_ERR_OR_NULL(obj)) {
err = obj ? PTR_ERR(obj) : -ENOMEM;
goto fail;
......@@ -700,12 +699,12 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
DRM_DEBUG_DRIVER("GuC fw fetch status FAIL; err %d, fw %p, obj %p\n",
err, fw, guc_fw->guc_fw_obj);
mutex_lock(&dev->struct_mutex);
mutex_lock(&dev_priv->drm.struct_mutex);
obj = guc_fw->guc_fw_obj;
if (obj)
i915_gem_object_put(obj);
guc_fw->guc_fw_obj = NULL;
mutex_unlock(&dev->struct_mutex);
mutex_unlock(&dev_priv->drm.struct_mutex);
release_firmware(fw); /* OK even if fw is NULL */
guc_fw->guc_fw_fetch_status = GUC_FIRMWARE_FAIL;
......@@ -713,16 +712,15 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
/**
* intel_guc_init() - define parameters and fetch firmware
* @dev: drm device
* @dev_priv: i915 device private
*
* Called early during driver load, but after GEM is initialised.
*
* The firmware will be transferred to the GuC's memory later,
* when intel_guc_setup() is called.
*/
void intel_guc_init(struct drm_device *dev)
void intel_guc_init(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
const char *fw_path;
......@@ -769,7 +767,7 @@ void intel_guc_init(struct drm_device *dev)
guc_fw->guc_fw_fetch_status = GUC_FIRMWARE_PENDING;
DRM_DEBUG_DRIVER("GuC firmware pending, path %s\n", fw_path);
guc_fw_fetch(dev, guc_fw);
guc_fw_fetch(dev_priv, guc_fw);
/* status must now be FAIL or SUCCESS */
}
......@@ -777,12 +775,11 @@ void intel_guc_init(struct drm_device *dev)
* intel_guc_fini() - clean up all allocated resources
* @dev: drm device
*/
void intel_guc_fini(struct drm_device *dev)
void intel_guc_fini(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
mutex_lock(&dev->struct_mutex);
mutex_lock(&dev_priv->drm.struct_mutex);
guc_interrupts_release(dev_priv);
i915_guc_submission_disable(dev_priv);
i915_guc_submission_fini(dev_priv);
......@@ -790,7 +787,7 @@ void intel_guc_fini(struct drm_device *dev)
if (guc_fw->guc_fw_obj)
i915_gem_object_put(guc_fw->guc_fw_obj);
guc_fw->guc_fw_obj = NULL;
mutex_unlock(&dev->struct_mutex);
mutex_unlock(&dev_priv->drm.struct_mutex);
guc_fw->guc_fw_fetch_status = GUC_FIRMWARE_NONE;
}
drivers/gpu/drm/i915/intel_lrc.h
View file @ bf9e8429
......@@ -70,7 +70,7 @@ void intel_logical_ring_cleanup(struct intel_engine_cs *engine);
int logical_render_ring_init(struct intel_engine_cs *engine);
int logical_xcs_ring_init(struct intel_engine_cs *engine);
int intel_engines_init(struct drm_device *dev);
int intel_engines_init(struct drm_i915_private *dev_priv);
/* Logical Ring Contexts */
......
drivers/gpu/drm/i915/intel_mocs.c
View file @ bf9e8429
......@@ -380,7 +380,7 @@ static int emit_mocs_l3cc_table(struct drm_i915_gem_request *req,
/**
* intel_mocs_init_l3cc_table() - program the mocs control table
* @dev: The the device to be programmed.
* @dev_priv: i915 device private
*
* This function simply programs the mocs registers for the given table
* starting at the given address. This register set is programmed in pairs.
......@@ -392,9 +392,8 @@ static int emit_mocs_l3cc_table(struct drm_i915_gem_request *req,
*
* Return: Nothing.
*/
void intel_mocs_init_l3cc_table(struct drm_device *dev)
void intel_mocs_init_l3cc_table(struct drm_i915_private *dev_priv)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_i915_mocs_table table;
unsigned int i;
......
drivers/gpu/drm/i915/intel_mocs.h
View file @ bf9e8429
......@@ -53,7 +53,7 @@
#include "i915_drv.h"
int intel_rcs_context_init_mocs(struct drm_i915_gem_request *req);
void intel_mocs_init_l3cc_table(struct drm_device *dev);
void intel_mocs_init_l3cc_table(struct drm_i915_private *dev_priv);
int intel_mocs_init_engine(struct intel_engine_cs *engine);
#endif
drivers/gpu/drm/i915/intel_uc.h
View file @ bf9e8429
......@@ -178,12 +178,12 @@ int intel_guc_log_flush(struct intel_guc *guc);
int intel_guc_log_control(struct intel_guc *guc, u32 control_val);
/* intel_guc_loader.c */
extern void intel_guc_init(struct drm_device *dev);
extern int intel_guc_setup(struct drm_device *dev);
extern void intel_guc_fini(struct drm_device *dev);
extern void intel_guc_init(struct drm_i915_private *dev_priv);
extern int intel_guc_setup(struct drm_i915_private *dev_priv);
extern void intel_guc_fini(struct drm_i915_private *dev_priv);
extern const char *intel_guc_fw_status_repr(enum intel_guc_fw_status status);
extern int intel_guc_suspend(struct drm_device *dev);
extern int intel_guc_resume(struct drm_device *dev);
extern int intel_guc_suspend(struct drm_i915_private *dev_priv);
extern int intel_guc_resume(struct drm_i915_private *dev_priv);
/* i915_guc_submission.c */
int i915_guc_submission_init(struct drm_i915_private *dev_priv);
......
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