* [PATCH v2 -next] drm/amdgpu: remove set but not used variable 'ring'
@ 2018-11-15 12:00 YueHaibing
2018-11-15 20:36 ` Alex Deucher
0 siblings, 1 reply; 2+ messages in thread
From: YueHaibing @ 2018-11-15 12:00 UTC (permalink / raw)
To: alexander.deucher, christian.koenig, David1.Zhou, airlied,
Shaoyun.Liu, David.Francis, ray.huang, Feifei.Xu, Likun.Gao
Cc: linux-kernel, amd-gfx, dri-devel, kernel-janitors, YueHaibing
Fixes gcc '-Wunused-but-set-variable' warning:
drivers/gpu/drm/amd/amdgpu/psp_v10_0.c: In function 'psp_v10_0_ring_stop':
drivers/gpu/drm/amd/amdgpu/psp_v10_0.c:230:19: warning:
variable 'ring' set but not used [-Wunused-but-set-variable]
drivers/gpu/drm/amd/amdgpu/psp_v3_1.c: In function 'psp_v3_1_ring_stop':
drivers/gpu/drm/amd/amdgpu/psp_v3_1.c:359:19: warning:
variable ‘ring’ set but not used [-Wunused-but-set-variable]
It not used since commit
4ef72453311a ("drm/amdgpu: added api for stopping psp ring (v2)")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
---
v2:also remove it in psp_v3_1_ring_stop
---
drivers/gpu/drm/amd/amdgpu/psp_v10_0.c | 3 ---
drivers/gpu/drm/amd/amdgpu/psp_v3_1.c | 3 ---
2 files changed, 6 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
index 295c220..d78b430 100644
--- a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
@@ -240,12 +240,9 @@ static int psp_v10_0_ring_stop(struct psp_context *psp,
enum psp_ring_type ring_type)
{
int ret = 0;
- struct psp_ring *ring;
unsigned int psp_ring_reg = 0;
struct amdgpu_device *adev = psp->adev;
- ring = &psp->km_ring;
-
/* Write the ring destroy command to C2PMSG_64 */
psp_ring_reg = 3 << 16;
WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg);
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
index e1ebf77..cc5e3ac 100644
--- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
@@ -356,12 +356,9 @@ static int psp_v3_1_ring_stop(struct psp_context *psp,
enum psp_ring_type ring_type)
{
int ret = 0;
- struct psp_ring *ring;
unsigned int psp_ring_reg = 0;
struct amdgpu_device *adev = psp->adev;
- ring = &psp->km_ring;
-
/* Write the ring destroy command to C2PMSG_64 */
psp_ring_reg = 3 << 16;
WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg);
--
2.7.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2 -next] drm/amdgpu: remove set but not used variable 'ring'
2018-11-15 12:00 [PATCH v2 -next] drm/amdgpu: remove set but not used variable 'ring' YueHaibing
@ 2018-11-15 20:36 ` Alex Deucher
0 siblings, 0 replies; 2+ messages in thread
From: Alex Deucher @ 2018-11-15 20:36 UTC (permalink / raw)
To: yuehaibing
Cc: Deucher, Alexander, Christian Koenig, Chunming Zhou, Dave Airlie,
Shaoyun Liu, David Francis, Huang Rui, Feifei Xu, Likun Gao,
Maling list - DRI developers, kernel-janitors, LKML,
amd-gfx list
On Thu, Nov 15, 2018 at 11:12 AM YueHaibing <yuehaibing@huawei.com> wrote:
>
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/gpu/drm/amd/amdgpu/psp_v10_0.c: In function 'psp_v10_0_ring_stop':
> drivers/gpu/drm/amd/amdgpu/psp_v10_0.c:230:19: warning:
> variable 'ring' set but not used [-Wunused-but-set-variable]
>
> drivers/gpu/drm/amd/amdgpu/psp_v3_1.c: In function 'psp_v3_1_ring_stop':
> drivers/gpu/drm/amd/amdgpu/psp_v3_1.c:359:19: warning:
> variable ‘ring’ set but not used [-Wunused-but-set-variable]
>
> It not used since commit
> 4ef72453311a ("drm/amdgpu: added api for stopping psp ring (v2)")
>
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> Reviewed-by: Huang Rui <ray.huang@amd.com>
Applied. thanks!
> ---
> v2:also remove it in psp_v3_1_ring_stop
> ---
> drivers/gpu/drm/amd/amdgpu/psp_v10_0.c | 3 ---
> drivers/gpu/drm/amd/amdgpu/psp_v3_1.c | 3 ---
> 2 files changed, 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
> index 295c220..d78b430 100644
> --- a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c
> @@ -240,12 +240,9 @@ static int psp_v10_0_ring_stop(struct psp_context *psp,
> enum psp_ring_type ring_type)
> {
> int ret = 0;
> - struct psp_ring *ring;
> unsigned int psp_ring_reg = 0;
> struct amdgpu_device *adev = psp->adev;
>
> - ring = &psp->km_ring;
> -
> /* Write the ring destroy command to C2PMSG_64 */
> psp_ring_reg = 3 << 16;
> WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg);
> diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
> index e1ebf77..cc5e3ac 100644
> --- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
> +++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
> @@ -356,12 +356,9 @@ static int psp_v3_1_ring_stop(struct psp_context *psp,
> enum psp_ring_type ring_type)
> {
> int ret = 0;
> - struct psp_ring *ring;
> unsigned int psp_ring_reg = 0;
> struct amdgpu_device *adev = psp->adev;
>
> - ring = &psp->km_ring;
> -
> /* Write the ring destroy command to C2PMSG_64 */
> psp_ring_reg = 3 << 16;
> WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg);
> --
> 2.7.0
>
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
^ permalink raw reply [flat|nested] 2+ messages in thread
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