Reviewed-by: Lyude Paul <lyude@xxxxxxxxxx>
Will push to the appropriate branch in a little bit
On Thu, 2022-05-05 at 00:09 +0800, Guo Zhengkui wrote:
> 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@xxxxxxxx>
> ---
> drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c | 3 +--
> drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c | 3 +--
> drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c | 3 +--
> 3 files changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c
> b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c
> index 05729ca19e9a..8977483a9f42 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c
> @@ -32,7 +32,6 @@ g98_devinit_disable(struct nvkm_devinit *init)
> struct nvkm_device *device = init->subdev.device;
> u32 r001540 = nvkm_rd32(device, 0x001540);
> u32 r00154c = nvkm_rd32(device, 0x00154c);
> - u64 disable = 0ULL;
>
> if (!(r001540 & 0x40000000)) {
> nvkm_subdev_disable(device, NVKM_ENGINE_MSPDEC, 0);
> @@ -47,7 +46,7 @@ g98_devinit_disable(struct nvkm_devinit *init)
> if (!(r00154c & 0x00000040))
> nvkm_subdev_disable(device, NVKM_ENGINE_SEC, 0);
>
> - return disable;
> + return 0ULL;
> }
>
> static const struct nvkm_devinit_func
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c
> b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c
> index 051cfd6a5caf..5b7cb1fe7897 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c
> @@ -68,7 +68,6 @@ gf100_devinit_disable(struct nvkm_devinit *init)
> {
> struct nvkm_device *device = init->subdev.device;
> u32 r022500 = nvkm_rd32(device, 0x022500);
> - u64 disable = 0ULL;
>
> if (r022500 & 0x00000001)
> nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
> @@ -87,7 +86,7 @@ gf100_devinit_disable(struct nvkm_devinit *init)
> if (r022500 & 0x00000200)
> nvkm_subdev_disable(device, NVKM_ENGINE_CE, 1);
>
> - return disable;
> + return 0ULL;
> }
>
> void
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c
> b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c
> index 4323732a3cb2..8955af2704c7 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c
> @@ -32,7 +32,6 @@ 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);
> - u64 disable = 0ULL;
>
> if (r021c00 & 0x00000001)
> nvkm_subdev_disable(device, NVKM_ENGINE_CE, 0);
> @@ -41,7 +40,7 @@ gm107_devinit_disable(struct nvkm_devinit *init)
> if (r021c04 & 0x00000001)
> nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
>
> - return disable;
> + return 0ULL;
> }
>
> static const struct nvkm_devinit_func
--
Cheers,
Lyude Paul (she/her)
Software Engineer at Red Hat
