2021-04-16 14:40:19

by Lee Jones

Subject: [PATCH 07/40] drm/nouveau/nouveau_bo: Remove unused variables 'dev'

Fixes the following W=1 kernel build warning(s):

drivers/gpu/drm/nouveau/nouveau_bo.c: In function ‘nouveau_ttm_tt_populate’:
drivers/gpu/drm/nouveau/nouveau_bo.c:1228:17: warning: variable ‘dev’ set but not used [-Wunused-but-set-variable]
drivers/gpu/drm/nouveau/nouveau_bo.c: In function ‘nouveau_ttm_tt_unpopulate’:
drivers/gpu/drm/nouveau/nouveau_bo.c:1252:17: warning: variable ‘dev’ set but not used [-Wunused-but-set-variable]

Cc: Ben Skeggs <[email protected]>
Cc: David Airlie <[email protected]>
Cc: Daniel Vetter <[email protected]>
Cc: Sumit Semwal <[email protected]>
Cc: "Christian König" <[email protected]>
Cc: Jeremy Kolb <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Lee Jones <[email protected]>
---
drivers/gpu/drm/nouveau/nouveau_bo.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 3e09df0472ce4..37b3d2c10f5c5 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1255,7 +1255,6 @@ nouveau_ttm_tt_populate(struct ttm_device *bdev,
{
struct ttm_tt *ttm_dma = (void *)ttm;
struct nouveau_drm *drm;
- struct device *dev;
bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);

if (ttm_tt_is_populated(ttm))
@@ -1268,7 +1267,6 @@ nouveau_ttm_tt_populate(struct ttm_device *bdev,
}

drm = nouveau_bdev(bdev);
- dev = drm->dev->dev;

return ttm_pool_alloc(&drm->ttm.bdev.pool, ttm, ctx);
}
@@ -1278,14 +1276,12 @@ nouveau_ttm_tt_unpopulate(struct ttm_device *bdev,
struct ttm_tt *ttm)
{
struct nouveau_drm *drm;
- struct device *dev;
bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);

if (slave)
return;

drm = nouveau_bdev(bdev);
- dev = drm->dev->dev;

return ttm_pool_free(&drm->ttm.bdev.pool, ttm);
}
--
2.27.0

2021-04-19 13:06:15

by Karol Herbst

Subject: Re: [Nouveau] [PATCH 07/40] drm/nouveau/nouveau_bo: Remove unused variables 'dev'

Reviewed-by: Karol Herbst <[email protected]>

On Fri, Apr 16, 2021 at 4:37 PM Lee Jones <[email protected]> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
> drivers/gpu/drm/nouveau/nouveau_bo.c: In function ‘nouveau_ttm_tt_populate’:
> drivers/gpu/drm/nouveau/nouveau_bo.c:1228:17: warning: variable ‘dev’ set but not used [-Wunused-but-set-variable]
> drivers/gpu/drm/nouveau/nouveau_bo.c: In function ‘nouveau_ttm_tt_unpopulate’:
> drivers/gpu/drm/nouveau/nouveau_bo.c:1252:17: warning: variable ‘dev’ set but not used [-Wunused-but-set-variable]
>
> Cc: Ben Skeggs <[email protected]>
> Cc: David Airlie <[email protected]>
> Cc: Daniel Vetter <[email protected]>
> Cc: Sumit Semwal <[email protected]>
> Cc: "Christian König" <[email protected]>
> Cc: Jeremy Kolb <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Cc: [email protected]
> Cc: [email protected]
> Signed-off-by: Lee Jones <[email protected]>
> ---
> drivers/gpu/drm/nouveau/nouveau_bo.c | 4 ----
> 1 file changed, 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
> index 3e09df0472ce4..37b3d2c10f5c5 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_bo.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
> @@ -1255,7 +1255,6 @@ nouveau_ttm_tt_populate(struct ttm_device *bdev,
> {
> struct ttm_tt *ttm_dma = (void *)ttm;
> struct nouveau_drm *drm;
> - struct device *dev;
> bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
>
> if (ttm_tt_is_populated(ttm))
> @@ -1268,7 +1267,6 @@ nouveau_ttm_tt_populate(struct ttm_device *bdev,
> }
>
> drm = nouveau_bdev(bdev);
> - dev = drm->dev->dev;
>
> return ttm_pool_alloc(&drm->ttm.bdev.pool, ttm, ctx);
> }
> @@ -1278,14 +1276,12 @@ nouveau_ttm_tt_unpopulate(struct ttm_device *bdev,
> struct ttm_tt *ttm)
> {
> struct nouveau_drm *drm;
> - struct device *dev;
> bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
>
> if (slave)
> return;
>
> drm = nouveau_bdev(bdev);
> - dev = drm->dev->dev;
>
> return ttm_pool_free(&drm->ttm.bdev.pool, ttm);
> }
> --
> 2.27.0
>
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