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drm/amdgpu: Remove dead static variable

PATCH Superseded Rex Zhu 4 participants 4 messages Nov 19, 2018 – Nov 20, 2018 3 messages not in the archive

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v1 of 2 Superseded Latest is v2 →

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Rex Zhu

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#0 lore raw

PATCH 1/1 drm/amdgpu: Remove dead static variable

The static struct drm_driver *driver was
not used because drm_pci_init was deprecated

---
 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +1 -3
index 3b7d511..fa33e31 100644
@@ -1235,7 +1235,6 @@ static int amdgpu_flush(struct file *f, fl_owner_t id)
 	.patchlevel = KMS_DRIVER_PATCHLEVEL,
 };
 
-static struct drm_driver *driver;
 static struct pci_driver *pdriver;
 
 static struct pci_driver amdgpu_kms_pci_driver = {
@@ -1267,9 +1266,8 @@ static int __init amdgpu_init(void)
 		goto error_fence;
 
 	DRM_INFO("amdgpu kernel modesetting enabled.\n");
-	driver = &kms_driver;
 	pdriver = &amdgpu_kms_pci_driver;
-	driver->num_ioctls = amdgpu_max_kms_ioctl;
+	kms_driver.num_ioctls = amdgpu_max_kms_ioctl;
 	amdgpu_register_atpx_handler();
 
 	/* Ignore KFD init failures. Normal when CONFIG_HSA_AMD is not set. */
Signature · 6 lines
1.9.1

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#2 lore raw

Am 19.11.18 um 12:07 schrieb Rex Zhu:

Quoted 4 lines

The static struct drm_driver *driver was
not used because drm_pci_init was deprecated

Can you of hand see what "pdriver" is used for? That looks suspicious like something deprecated as well.

Regards,
Christian.

Quoted 17 lines
---
  drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 +---
  1 file changed, 1 insertion(+), 3 deletions(-)
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +0 -1
index 3b7d511..fa33e31 100644
@@ -1235,7 +1235,6 @@ static int amdgpu_flush(struct file *f, fl_owner_t id)
  	.patchlevel = KMS_DRIVER_PATCHLEVEL,
  };
 
-static struct drm_driver *driver;
  static struct pci_driver *pdriver;
 
  static struct pci_driver amdgpu_kms_pci_driver = {

drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c static int __init amdgpu_init(void) · line 1273

Quoted 10 lines
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +1 -2
@@ -1267,9 +1266,8 @@ static int __init amdgpu_init(void)
  		goto error_fence;
 
  	DRM_INFO("amdgpu kernel modesetting enabled.\n");
-	driver = &kms_driver;
  	pdriver = &amdgpu_kms_pci_driver;
-	driver->num_ioctls = amdgpu_max_kms_ioctl;
+	kms_driver.num_ioctls = amdgpu_max_kms_ioctl;
  	amdgpu_register_atpx_handler();
 
  	/* Ignore KFD init failures. Normal when CONFIG_HSA_AMD is not set. */

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#4 lore raw
Quoted 5 lines · Christian König

Am 19.11.18 um 12:07 schrieb Rex Zhu:

Quoted 3 lines

The static struct drm_driver *driver was
not used because drm_pci_init was deprecated

Quoted 7 lines
Quoted 1 line

Can you of hand see what "pdriver" is used for? That looks suspicious like something deprecated as well.

Seeming copy/paste from the radeon driver. The latter used to support UMS and KMS at some point in the past.

HTH
-Emil
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#6 lore raw

Am 20.11.18 um 11:48 schrieb Emil Velikov:

Quoted 6 lines
Quoted 4 lines · Christian König

Am 19.11.18 um 12:07 schrieb Rex Zhu:

Quoted 3 lines

The static struct drm_driver *driver was
not used because drm_pci_init was deprecated

Quoted 8 lines
Quoted 6 lines
Quoted 1 line

Can you of hand see what "pdriver" is used for? That looks suspicious like something deprecated as well.

Seeming copy/paste from the radeon driver. The latter used to support UMS and KMS at some point in the past.

Yeah, thought so. Rex cam up with a V2 where both variables are removed.

Thanks,
Christian.

Quoted 3 lines

HTH
-Emil

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