drivers/gpu/drm/nouveau/nvkm/engine/disp/mcp89.c

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/nouveau/nvkm/engine/disp/mcp89.c

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/nouveau/nvkm/engine/disp/mcp89.c
Extension
.c
Size
2974 bytes
Lines
88
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 "priv.h"
#include "chan.h"
#include "head.h"
#include "ior.h"

#include <nvif/class.h>

static const struct nvkm_ior_func_dp
mcp89_sor_dp = {
	.lanes = { 3, 2, 1, 0 },
	.links = g94_sor_dp_links,
	.power = g94_sor_dp_power,
	.pattern = g94_sor_dp_pattern,
	.drive = g94_sor_dp_drive,
	.audio = gt215_sor_dp_audio,
	.audio_sym = g94_sor_dp_audio_sym,
	.activesym = g94_sor_dp_activesym,
	.watermark = g94_sor_dp_watermark,
};

static const struct nvkm_ior_func
mcp89_sor = {
	.state = g94_sor_state,
	.power = nv50_sor_power,
	.clock = nv50_sor_clock,
	.bl = &gt215_sor_bl,
	.hdmi = &gt215_sor_hdmi,
	.dp = &mcp89_sor_dp,
	.hda = &gt215_sor_hda,
};

static int
mcp89_sor_new(struct nvkm_disp *disp, int id)
{
	return nvkm_ior_new_(&mcp89_sor, disp, SOR, id, true);
}

static const struct nvkm_disp_func
mcp89_disp = {
	.oneinit = nv50_disp_oneinit,
	.init = nv50_disp_init,
	.fini = nv50_disp_fini,
	.intr = nv50_disp_intr,
	.super = nv50_disp_super,
	.uevent = &nv50_disp_chan_uevent,
	.head = { .cnt = nv50_head_cnt, .new = nv50_head_new },
	.dac = { .cnt = nv50_dac_cnt, .new = nv50_dac_new },
	.sor = { .cnt = g94_sor_cnt, .new = mcp89_sor_new },
	.pior = { .cnt = nv50_pior_cnt, .new = nv50_pior_new },
	.root = { 0,0,GT214_DISP },
	.user = {
		{{0,0,GT214_DISP_CURSOR             }, nvkm_disp_chan_new, &nv50_disp_curs },
		{{0,0,GT214_DISP_OVERLAY            }, nvkm_disp_chan_new, &nv50_disp_oimm },
		{{0,0,GT214_DISP_BASE_CHANNEL_DMA   }, nvkm_disp_chan_new, & g84_disp_base },
		{{0,0,GT214_DISP_CORE_CHANNEL_DMA   }, nvkm_disp_core_new, & g94_disp_core },
		{{0,0,GT214_DISP_OVERLAY_CHANNEL_DMA}, nvkm_disp_chan_new, & g84_disp_ovly },
		{}
	},
};

int
mcp89_disp_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
	       struct nvkm_disp **pdisp)
{
	return nvkm_disp_new_(&mcp89_disp, device, type, inst, pdisp);
}

Annotation

Implementation Notes