drivers/gpu/drm/amd/amdgpu/amdgpu_ioc32.c

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/amdgpu/amdgpu_ioc32.c

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/amdgpu/amdgpu_ioc32.c
Extension
.c
Size
1643 bytes
Lines
46
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#include <linux/compat.h>

#include <drm/amdgpu_drm.h>
#include <drm/drm_ioctl.h>

#include "amdgpu_drv.h"

long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
	unsigned int nr = DRM_IOCTL_NR(cmd);

	if (nr < DRM_COMMAND_BASE)
		return drm_compat_ioctl(filp, cmd, arg);

	return amdgpu_drm_ioctl(filp, cmd, arg);
}

Annotation

Implementation Notes