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Message-ID: <BY2PR12MB0040A0E1C221A3EBBF270C30ECDC0@BY2PR12MB0040.namprd12.prod.outlook.com>
Date: Thu, 15 Nov 2018 11:49:12 +0000
From: "Huang, Ray" <Ray.Huang@....com>
To: YueHaibing <yuehaibing@...wei.com>,
"Deucher, Alexander" <Alexander.Deucher@....com>,
"Koenig, Christian" <Christian.Koenig@....com>,
"Zhou, David(ChunMing)" <David1.Zhou@....com>,
"airlied@...ux.ie" <airlied@...ux.ie>,
"Liu, Shaoyun" <Shaoyun.Liu@....com>,
"Francis, David" <David.Francis@....com>,
"Xu, Feifei" <Feifei.Xu@....com>, "Gao, Likun" <Likun.Gao@....com>
CC: "amd-gfx@...ts.freedesktop.org" <amd-gfx@...ts.freedesktop.org>,
"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>
Subject: RE: [PATCH -next] drm/amdgpu: remove set but not used variable 'ring'
> -----Original Message-----
> From: YueHaibing [mailto:yuehaibing@...wei.com]
> Sent: Thursday, November 15, 2018 6:52 PM
> To: Deucher, Alexander <Alexander.Deucher@....com>; Koenig, Christian
> <Christian.Koenig@....com>; Zhou, David(ChunMing)
> <David1.Zhou@....com>; airlied@...ux.ie; Liu, Shaoyun
> <Shaoyun.Liu@....com>; Francis, David <David.Francis@....com>; Huang,
> Ray <Ray.Huang@....com>; Xu, Feifei <Feifei.Xu@....com>; Gao, Likun
> <Likun.Gao@....com>
> Cc: YueHaibing <yuehaibing@...wei.com>; amd-gfx@...ts.freedesktop.org;
> dri-devel@...ts.freedesktop.org; linux-kernel@...r.kernel.org; kernel-
> janitors@...r.kernel.org
> Subject: [PATCH -next] drm/amdgpu: remove set but not used variable 'ring'
>
> 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]
>
> It not used since commit
> 4ef72453311a ("drm/amdgpu: added api for stopping psp ring (v2)")
Thanks, please also remove the similar code in psp_v3_1.
With that updates, patch is Reviewed-by: Huang Rui <ray.huang@....com>
>
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>
> ---
> drivers/gpu/drm/amd/amdgpu/psp_v10_0.c | 3 ---
> 1 file changed, 3 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);
>
>
>
>
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