Files
linux/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c
Guo Zhengkui 60856812f0 drm/nouveau/devinit: fix returnvar.cocci warnings
Fix the following coccicheck warnings:

drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c:71:5-12:
Unneeded variable: "disable". Return "0ULL" on line 90.
drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c:35:5-12:
Unneeded variable: "disable". Return "0ULL" on line 44.
drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c:35:5-12:
Unneeded variable: "disable". Return "0ULL" on line 50.

Signed-off-by: Guo Zhengkui <guozhengkui@vivo.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220504161003.9245-1-guozhengkui@vivo.com
2022-05-04 13:30:08 -04:00

61 lines
2.0 KiB
C

/*
* Copyright 2013 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Ben Skeggs
*/
#include "nv50.h"
#include <subdev/bios.h>
#include <subdev/bios/init.h>
u64
gm107_devinit_disable(struct nvkm_devinit *init)
{
struct nvkm_device *device = init->subdev.device;
u32 r021c00 = nvkm_rd32(device, 0x021c00);
u32 r021c04 = nvkm_rd32(device, 0x021c04);
if (r021c00 & 0x00000001)
nvkm_subdev_disable(device, NVKM_ENGINE_CE, 0);
if (r021c00 & 0x00000004)
nvkm_subdev_disable(device, NVKM_ENGINE_CE, 2);
if (r021c04 & 0x00000001)
nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
return 0ULL;
}
static const struct nvkm_devinit_func
gm107_devinit = {
.preinit = gf100_devinit_preinit,
.init = nv50_devinit_init,
.post = nv04_devinit_post,
.pll_set = gf100_devinit_pll_set,
.disable = gm107_devinit_disable,
};
int
gm107_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_devinit **pinit)
{
return nv50_devinit_new_(&gm107_devinit, device, type, inst, pinit);
}