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charset=us-ascii Content-Disposition: inline X-Rspamd-Queue-Id: 2FFE4100016 X-Rspam-User: X-Rspamd-Server: rspam02 X-Stat-Signature: 67e7bawz65uoxjn1gn65kzgaqamud3bn X-HE-Tag: 1688036426-143350 X-HE-Meta: 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 KLjyOeW7 HWssxHdcaKbxUpgauS/vArLq6v5KtkuIgM9UFit8zR9DxnzAXmtU3eu7+2J7/xYlPcLmT5lsTohZQGk2TWwT7B2hysawXvTSEh6VuB+mY5zuh7eEA5QdfNI/+FS2JWbRwsM+q/Cs762CHUmolgFZneHNw1YC0/jb3WuGtCpSjNqV/4orfshl7mGANmBEv5cB27SaOKEiUqQDskcmCJleQG9pxqdVXvwS73cTGuCcpGcmSf220+Cvo5h85qoUt9tQvMbffbbvWEqo6zbSSyqwdpnsFGCfj15LMYTO5UpgpSybT2k0vx/O28i5LkxiBhNQtv/B3tVh8Hp+8+imTE3bN7OOxYsy2HR513sau X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 8b14b70331aa4b721b8c489fc43a24c1eb323e1f commit: 3fecd469da9aa0b24bd965f05a8bf44f9d8e2a2e [6078/12721] drm/i915: re-enable -Wunused-but-set-variable config: i386-buildonly-randconfig-r005-20230629 (https://download.01.org/0day-ci/archive/20230629/202306291857.nyJjYwqk-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce: (https://download.01.org/0day-ci/archive/20230629/202306291857.nyJjYwqk-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202306291857.nyJjYwqk-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/gpu/drm/i915/soc/intel_gmch.c: In function 'intel_alloc_mchbar_resource': >> drivers/gpu/drm/i915/soc/intel_gmch.c:41:13: error: variable 'mchbar_addr' set but not used [-Werror=unused-but-set-variable] 41 | u64 mchbar_addr; | ^~~~~~~~~~~ cc1: all warnings being treated as errors vim +/mchbar_addr +41 drivers/gpu/drm/i915/soc/intel_gmch.c a13144e2286b0f Jani Nikula 2023-01-17 34 a13144e2286b0f Jani Nikula 2023-01-17 35 /* Allocate space for the MCH regs if needed, return nonzero on error */ a13144e2286b0f Jani Nikula 2023-01-17 36 static int b1e7d8b0084396 Jani Nikula 2023-01-17 37 intel_alloc_mchbar_resource(struct drm_i915_private *i915) a13144e2286b0f Jani Nikula 2023-01-17 38 { b1e7d8b0084396 Jani Nikula 2023-01-17 39 int reg = GRAPHICS_VER(i915) >= 4 ? MCHBAR_I965 : MCHBAR_I915; a13144e2286b0f Jani Nikula 2023-01-17 40 u32 temp_lo, temp_hi = 0; a13144e2286b0f Jani Nikula 2023-01-17 @41 u64 mchbar_addr; a13144e2286b0f Jani Nikula 2023-01-17 42 int ret; a13144e2286b0f Jani Nikula 2023-01-17 43 b1e7d8b0084396 Jani Nikula 2023-01-17 44 if (GRAPHICS_VER(i915) >= 4) b1e7d8b0084396 Jani Nikula 2023-01-17 45 pci_read_config_dword(i915->gmch.pdev, reg + 4, &temp_hi); b1e7d8b0084396 Jani Nikula 2023-01-17 46 pci_read_config_dword(i915->gmch.pdev, reg, &temp_lo); a13144e2286b0f Jani Nikula 2023-01-17 47 mchbar_addr = ((u64)temp_hi << 32) | temp_lo; a13144e2286b0f Jani Nikula 2023-01-17 48 a13144e2286b0f Jani Nikula 2023-01-17 49 /* If ACPI doesn't have it, assume we need to allocate it ourselves */ a13144e2286b0f Jani Nikula 2023-01-17 50 #ifdef CONFIG_PNP a13144e2286b0f Jani Nikula 2023-01-17 51 if (mchbar_addr && a13144e2286b0f Jani Nikula 2023-01-17 52 pnp_range_reserved(mchbar_addr, mchbar_addr + MCHBAR_SIZE)) a13144e2286b0f Jani Nikula 2023-01-17 53 return 0; a13144e2286b0f Jani Nikula 2023-01-17 54 #endif a13144e2286b0f Jani Nikula 2023-01-17 55 a13144e2286b0f Jani Nikula 2023-01-17 56 /* Get some space for it */ b1e7d8b0084396 Jani Nikula 2023-01-17 57 i915->gmch.mch_res.name = "i915 MCHBAR"; b1e7d8b0084396 Jani Nikula 2023-01-17 58 i915->gmch.mch_res.flags = IORESOURCE_MEM; b1e7d8b0084396 Jani Nikula 2023-01-17 59 ret = pci_bus_alloc_resource(i915->gmch.pdev->bus, b1e7d8b0084396 Jani Nikula 2023-01-17 60 &i915->gmch.mch_res, a13144e2286b0f Jani Nikula 2023-01-17 61 MCHBAR_SIZE, MCHBAR_SIZE, a13144e2286b0f Jani Nikula 2023-01-17 62 PCIBIOS_MIN_MEM, a13144e2286b0f Jani Nikula 2023-01-17 63 0, pcibios_align_resource, b1e7d8b0084396 Jani Nikula 2023-01-17 64 i915->gmch.pdev); a13144e2286b0f Jani Nikula 2023-01-17 65 if (ret) { b1e7d8b0084396 Jani Nikula 2023-01-17 66 drm_dbg(&i915->drm, "failed bus alloc: %d\n", ret); b1e7d8b0084396 Jani Nikula 2023-01-17 67 i915->gmch.mch_res.start = 0; a13144e2286b0f Jani Nikula 2023-01-17 68 return ret; a13144e2286b0f Jani Nikula 2023-01-17 69 } a13144e2286b0f Jani Nikula 2023-01-17 70 b1e7d8b0084396 Jani Nikula 2023-01-17 71 if (GRAPHICS_VER(i915) >= 4) b1e7d8b0084396 Jani Nikula 2023-01-17 72 pci_write_config_dword(i915->gmch.pdev, reg + 4, b1e7d8b0084396 Jani Nikula 2023-01-17 73 upper_32_bits(i915->gmch.mch_res.start)); a13144e2286b0f Jani Nikula 2023-01-17 74 b1e7d8b0084396 Jani Nikula 2023-01-17 75 pci_write_config_dword(i915->gmch.pdev, reg, b1e7d8b0084396 Jani Nikula 2023-01-17 76 lower_32_bits(i915->gmch.mch_res.start)); a13144e2286b0f Jani Nikula 2023-01-17 77 return 0; a13144e2286b0f Jani Nikula 2023-01-17 78 } a13144e2286b0f Jani Nikula 2023-01-17 79 :::::: The code at line 41 was first introduced by commit :::::: a13144e2286b0fbabd0794218ee699e37a8d4210 drm/i915/gmch: split out soc/intel_gmch :::::: TO: Jani Nikula :::::: CC: Jani Nikula -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki