Hi Gustavo, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on pci/next] [also build test WARNING on next-20180608] [cannot apply to v4.17] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Gustavo-Pimentel/Add-MSI-X-support-on-pcitest-tool/20180609-143316 base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next reproduce: # apt-get install sparse make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) drivers/pci/host/pcie-rockchip-ep.c:173:14: sparse: expression using sizeof(void) >> drivers/pci/host/pcie-rockchip-ep.c:516:27: sparse: incorrect type in initializer (incompatible argument 4 (different type sizes)) @@ expected int ( *raise_irq )( ... ) @@ got int ( *raise_irq )( ... ) @@ drivers/pci/host/pcie-rockchip-ep.c:516:27: expected int ( *raise_irq )( ... ) drivers/pci/host/pcie-rockchip-ep.c:516:27: got int ( *<noident> )( ... ) drivers/pci/host/pcie-rockchip-ep.c:516:15: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] .raise_irq = rockchip_pcie_ep_raise_irq, ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/pci/host/pcie-rockchip-ep.c:516:15: note: (near initialization for 'rockchip_pcie_epc_ops.raise_irq') cc1: some warnings being treated as errors vim +516 drivers/pci/host/pcie-rockchip-ep.c cf590b07 Shawn Lin 2018-05-09 507 cf590b07 Shawn Lin 2018-05-09 508 static const struct pci_epc_ops rockchip_pcie_epc_ops = { cf590b07 Shawn Lin 2018-05-09 509 .write_header = rockchip_pcie_ep_write_header, cf590b07 Shawn Lin 2018-05-09 510 .set_bar = rockchip_pcie_ep_set_bar, cf590b07 Shawn Lin 2018-05-09 511 .clear_bar = rockchip_pcie_ep_clear_bar, cf590b07 Shawn Lin 2018-05-09 512 .map_addr = rockchip_pcie_ep_map_addr, cf590b07 Shawn Lin 2018-05-09 513 .unmap_addr = rockchip_pcie_ep_unmap_addr, cf590b07 Shawn Lin 2018-05-09 514 .set_msi = rockchip_pcie_ep_set_msi, cf590b07 Shawn Lin 2018-05-09 515 .get_msi = rockchip_pcie_ep_get_msi, cf590b07 Shawn Lin 2018-05-09 @516 .raise_irq = rockchip_pcie_ep_raise_irq, cf590b07 Shawn Lin 2018-05-09 517 .start = rockchip_pcie_ep_start, cf590b07 Shawn Lin 2018-05-09 518 }; cf590b07 Shawn Lin 2018-05-09 519 :::::: The code at line 516 was first introduced by commit :::::: cf590b07839133146842d2d3d9a68f804c2edc4b PCI: rockchip: Add EP driver for Rockchip PCIe controller :::::: TO: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx> :::::: CC: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html