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Mon, 18 Nov 2019 08:15:38 +0000 From: "Quan, Evan" To: Chen Wandun , "Deucher, Alexander" , "amd-gfx@lists.freedesktop.org" , "linux-kernel@vger.kernel.org" , "dri-devel@lists.freedesktop.org" Subject: RE: [PATCH v2] drm/amd/powerplay: return errno code to caller when error occur Thread-Topic: [PATCH v2] drm/amd/powerplay: return errno code to caller when error occur Thread-Index: AQHVneW4BAJGGH03hUSa3MUMgxEJ0KeQlNEg Date: Mon, 18 Nov 2019 08:15:38 +0000 Message-ID: References: <1573875799-83572-1-git-send-email-chenwandun@huawei.com> <1574064214-109525-1-git-send-email-chenwandun@huawei.com> In-Reply-To: <1574064214-109525-1-git-send-email-chenwandun@huawei.com> Accept-Language: en-US, zh-CN Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Evan.Quan@amd.com; x-originating-ip: [180.167.199.189] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: fc4c40a6-8c35-4659-930c-08d76bff7edf x-ms-traffictypediagnostic: MN2PR12MB4206:|MN2PR12MB4206: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:2000; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: fc4c40a6-8c35-4659-930c-08d76bff7edf X-MS-Exchange-CrossTenant-originalarrivaltime: 18 Nov 2019 08:15:38.4509 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 94lW14cC3njVn1NMFiQbxgHFYiSrx1UqowZa+VG9ON1+FOVpz5bMWNHBFJe8jTo2 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4206 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Reviewed-by: Evan Quan > -----Original Message----- > From: Chen Wandun > Sent: Monday, November 18, 2019 4:04 PM > To: Quan, Evan ; Deucher, Alexander > ; amd-gfx@lists.freedesktop.org; linux- > kernel@vger.kernel.org; dri-devel@lists.freedesktop.org > Cc: chenwandun@huawei.com > Subject: [PATCH v2] drm/amd/powerplay: return errno code to caller when > error occur >=20 > return errno code to caller when error occur, and meanwhile remove gcc '- > Wunused-but-set-variable' warning. >=20 > drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/vegam_smumgr.c: In > function vegam_populate_smc_boot_level: > drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/vegam_smumgr.c:1364: > 6: warning: variable result set but not used [-Wunused-but-set-variable] >=20 > Signed-off-by: Chen Wandun > --- > drivers/gpu/drm/amd/powerplay/smumgr/vegam_smumgr.c | 5 +++++ > 1 file changed, 5 insertions(+) >=20 > diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/vegam_smumgr.c > b/drivers/gpu/drm/amd/powerplay/smumgr/vegam_smumgr.c > index 2068eb0..50896e9 100644 > --- a/drivers/gpu/drm/amd/powerplay/smumgr/vegam_smumgr.c > +++ b/drivers/gpu/drm/amd/powerplay/smumgr/vegam_smumgr.c > @@ -1371,11 +1371,16 @@ static int vegam_populate_smc_boot_level(struct > pp_hwmgr *hwmgr, > result =3D phm_find_boot_level(&(data->dpm_table.sclk_table), > data->vbios_boot_state.sclk_bootup_value, > (uint32_t *)&(table->GraphicsBootLevel)); > + if (result) > + return result; >=20 > result =3D phm_find_boot_level(&(data->dpm_table.mclk_table), > data->vbios_boot_state.mclk_bootup_value, > (uint32_t *)&(table->MemoryBootLevel)); >=20 > + if (result) > + return result; > + > table->BootVddc =3D data->vbios_boot_state.vddc_bootup_value * > VOLTAGE_SCALE; > table->BootVddci =3D data->vbios_boot_state.vddci_bootup_value * > -- > 2.7.4