drivers/gpu/drm/nouveau/nvkm/subdev/bios/bit.c

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/nouveau/nvkm/subdev/bios/bit.c

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/nouveau/nvkm/subdev/bios/bit.c
Extension
.c
Size
1781 bytes
Lines
50
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

while (entries--) {
			if (nvbios_rd08(bios, entry + 0) == id) {
				bit->id      = nvbios_rd08(bios, entry + 0);
				bit->version = nvbios_rd08(bios, entry + 1);
				bit->length  = nvbios_rd16(bios, entry + 2);
				bit->offset  = nvbios_rd16(bios, entry + 4);
				return 0;
			}

			entry += nvbios_rd08(bios, bios->bit_offset + 9);
		}

		return -ENOENT;
	}

	return -EINVAL;
}

Annotation

Implementation Notes