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Message-ID: <202301281758.YRZrsGZ9-lkp@intel.com> Date: Sat, 28 Jan 2023 17:19:08 +0800 From: kernel test robot <lkp@...el.com> To: Rick Wertenbroek <rick.wertenbroek@...il.com>, alberto.dassatti@...g-vd.ch Cc: oe-kbuild-all@...ts.linux.dev, xxm@...k-chips.com, wenrui.li@...k-chips.com, rick.wertenbroek@...g-vd.ch, Rick Wertenbroek <rick.wertenbroek@...il.com>, Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzk@...nel.org>, Heiko Stuebner <heiko@...ech.de>, Shawn Lin <shawn.lin@...k-chips.com>, Lorenzo Pieralisi <lpieralisi@...nel.org>, Krzysztof WilczyĆski <kw@...ux.com>, Bjorn Helgaas <helgaas@...nel.org>, Jani Nikula <jani.nikula@...el.com>, Rodrigo Vivi <rodrigo.vivi@...el.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Mikko Kovanen <mikko.kovanen@...amobile.com>, devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org Subject: Re: [PATCH 7/8] PCI: rockchip: Fixed legacy IRQ generation for endpoint Hi Rick, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on rockchip/for-next] [also build test WARNING on linus/master v6.2-rc5 next-20230127] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Rick-Wertenbroek/PCI-rockchip-Removed-writes-to-unused-registers/20230128-155300 base: https://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git for-next patch link: https://lore.kernel.org/r/20230126135049.708524-8-rick.wertenbroek%40gmail.com patch subject: [PATCH 7/8] PCI: rockchip: Fixed legacy IRQ generation for endpoint config: ia64-allyesconfig (https://download.01.org/0day-ci/archive/20230128/202301281758.YRZrsGZ9-lkp@intel.com/config) compiler: ia64-linux-gcc (GCC) 12.1.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/53e861f3393ad4ebae5f2e133f4783b919036e19 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Rick-Wertenbroek/PCI-rockchip-Removed-writes-to-unused-registers/20230128-155300 git checkout 53e861f3393ad4ebae5f2e133f4783b919036e19 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=ia64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/pci/controller/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@...el.com> All warnings (new ones prefixed by >>): drivers/pci/controller/pcie-rockchip-ep.c: In function 'rockchip_pcie_ep_assert_intx': >> drivers/pci/controller/pcie-rockchip-ep.c:334:12: warning: variable 'msg_code' set but not used [-Wunused-but-set-variable] 334 | u8 msg_code; | ^~~~~~~~ drivers/pci/controller/pcie-rockchip-ep.c:333:13: warning: unused variable 'status' [-Wunused-variable] 333 | u32 status; | ^~~~~~ drivers/pci/controller/pcie-rockchip-ep.c:332:13: warning: unused variable 'offset' [-Wunused-variable] 332 | u32 offset; | ^~~~~~ drivers/pci/controller/pcie-rockchip-ep.c:331:13: warning: unused variable 'r' [-Wunused-variable] 331 | u32 r = ep->max_regions - 1; | ^ drivers/pci/controller/pcie-rockchip-ep.c:330:31: warning: unused variable 'rockchip' [-Wunused-variable] 330 | struct rockchip_pcie *rockchip = &ep->rockchip; | ^~~~~~~~ drivers/pci/controller/pcie-rockchip-ep.c: In function 'rockchip_pcie_ep_probe': drivers/pci/controller/pcie-rockchip-ep.c:538:13: warning: unused variable 'cfg' [-Wunused-variable] 538 | u32 cfg; | ^~~ vim +/msg_code +334 drivers/pci/controller/pcie-rockchip-ep.c cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 326 cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 327 static void rockchip_pcie_ep_assert_intx(struct rockchip_pcie_ep *ep, u8 fn, cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 328 u8 intx, bool is_asserted) cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 329 { cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 330 struct rockchip_pcie *rockchip = &ep->rockchip; cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 331 u32 r = ep->max_regions - 1; cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 332 u32 offset; c577f4a5a08bb9 drivers/pci/controller/pcie-rockchip-ep.c Colin Ian King 2019-03-30 333 u32 status; cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 @334 u8 msg_code; cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 335 cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 336 intx &= 3; cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 337 if (is_asserted) { cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 338 ep->irq_pending |= BIT(intx); cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 339 msg_code = ROCKCHIP_PCIE_MSG_CODE_ASSERT_INTA + intx; cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 340 } else { cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 341 ep->irq_pending &= ~BIT(intx); cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 342 msg_code = ROCKCHIP_PCIE_MSG_CODE_DEASSERT_INTA + intx; cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 343 } cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 344 53e861f3393ad4 drivers/pci/controller/pcie-rockchip-ep.c Rick Wertenbroek 2023-01-26 345 if (is_asserted) { 53e861f3393ad4 drivers/pci/controller/pcie-rockchip-ep.c Rick Wertenbroek 2023-01-26 346 rockchip_pcie_write(&ep->rockchip, 53e861f3393ad4 drivers/pci/controller/pcie-rockchip-ep.c Rick Wertenbroek 2023-01-26 347 PCIE_CLIENT_INT_IN_ASSERT | PCIE_CLIENT_INT_PEND_ST_PEND, 53e861f3393ad4 drivers/pci/controller/pcie-rockchip-ep.c Rick Wertenbroek 2023-01-26 348 PCIE_CLIENT_LEGACY_INT_CTRL); 53e861f3393ad4 drivers/pci/controller/pcie-rockchip-ep.c Rick Wertenbroek 2023-01-26 349 } else { 53e861f3393ad4 drivers/pci/controller/pcie-rockchip-ep.c Rick Wertenbroek 2023-01-26 350 rockchip_pcie_write(&ep->rockchip, 53e861f3393ad4 drivers/pci/controller/pcie-rockchip-ep.c Rick Wertenbroek 2023-01-26 351 PCIE_CLIENT_INT_IN_DEASSERT | PCIE_CLIENT_INT_PEND_ST_NORMAL, 53e861f3393ad4 drivers/pci/controller/pcie-rockchip-ep.c Rick Wertenbroek 2023-01-26 352 PCIE_CLIENT_LEGACY_INT_CTRL); cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 353 } cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 354 } cf590b07839133 drivers/pci/host/pcie-rockchip-ep.c Shawn Lin 2018-05-09 355 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
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