[PATCH 1/5] PCI: xilinx: Removing xilinx_pcie_parse_and_add_res function

Bharat Kumar Gogada bharat.kumar.gogada at xilinx.com
Tue Jan 12 03:31:03 PST 2016


Will resend the patches.

> Hi Bharat,
> 
> [auto build test ERROR on pci/next]
> [also build test ERROR on v4.4 next-20160111] [if your patch is applied to the
> wrong git tree, please drop us a note to help improving the system]
> 
> url:    https://github.com/0day-ci/linux/commits/Bharat-Kumar-Gogada/PCI-
> xilinx-Removing-xilinx_pcie_parse_and_add_res-function/20160112-133224
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
> config: arm-allyesconfig (attached as .config)
> reproduce:
>         wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-
> tests.git/plain/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # save the attached .config to linux build tree
>         make.cross ARCH=arm
> 
> Note: the linux-review/Bharat-Kumar-Gogada/PCI-xilinx-Removing-
> xilinx_pcie_parse_and_add_res-function/20160112-133224 HEAD
> 8ae5c17c14eb5023b68a0c2bc9fabb3b24eab051 builds fine.
>       It only hurts bisectibility.
> 
> All errors (new ones prefixed by >>):
> 
> >> drivers/pci/host/pcie-xilinx.c:657:25: error: expected '=', ',', ';',
> >> 'asm' or '__attribute__' before '-' token
>      * xilinx_pcie_parse_dt - Parse Device tree
>                             ^
> >> drivers/pci/host/pcie-xilinx.c:658:4: error: stray '@' in program
>      * @port: PCIe port information
>        ^
>    drivers/pci/host/pcie-xilinx.c: In function 'xilinx_pcie_probe':
> >> drivers/pci/host/pcie-xilinx.c:722:2: error: implicit declaration of
> >> function 'xilinx_pcie_parse_dt'
> >> [-Werror=implicit-function-declaration]
>      err = xilinx_pcie_parse_dt(port);
>      ^
>    drivers/pci/host/pcie-xilinx.c: At top level:
>    drivers/pci/host/pcie-xilinx.c:391:20: warning: 'xilinx_pcie_intr_handler'
> defined but not used [-Wunused-function]
>     static irqreturn_t xilinx_pcie_intr_handler(int irq, void *data)
>                        ^
>    cc1: some warnings being treated as errors
> 
> vim +657 drivers/pci/host/pcie-xilinx.c
> 
> 8953aab1 Lorenzo Pieralisi   2015-07-29  651  	else
> 8953aab1 Lorenzo Pieralisi   2015-07-29  652  		bus =
> pci_scan_root_bus(port->dev, sys->busnr,
> 8953aab1 Lorenzo Pieralisi   2015-07-29  653
> 	&xilinx_pcie_ops, sys, &sys->resources);
> 8961def5 Srikanth Thokala    2014-08-20  654  	return bus;
> 8961def5 Srikanth Thokala    2014-08-20  655  }
> 8961def5 Srikanth Thokala    2014-08-20  656
> 8961def5 Srikanth Thokala    2014-08-20 @657   * xilinx_pcie_parse_dt - Parse
> Device tree
> 8961def5 Srikanth Thokala    2014-08-20 @658   * @port: PCIe port
> information
> 8961def5 Srikanth Thokala    2014-08-20  659   *
> 8961def5 Srikanth Thokala    2014-08-20  660   * Return: '0' on success and
> error value on failure
> 8961def5 Srikanth Thokala    2014-08-20  661   */
> 8961def5 Srikanth Thokala    2014-08-20  662  static int
> xilinx_pcie_parse_dt(struct xilinx_pcie_port *port)
> 8961def5 Srikanth Thokala    2014-08-20  663  {
> 8961def5 Srikanth Thokala    2014-08-20  664  	struct device *dev = port-
> >dev;
> 8961def5 Srikanth Thokala    2014-08-20  665  	struct device_node *node =
> dev->of_node;
> 8961def5 Srikanth Thokala    2014-08-20  666  	struct resource regs;
> 8961def5 Srikanth Thokala    2014-08-20  667  	const char *type;
> 8961def5 Srikanth Thokala    2014-08-20  668  	int err;
> 8961def5 Srikanth Thokala    2014-08-20  669
> 8961def5 Srikanth Thokala    2014-08-20  670  	type =
> of_get_property(node, "device_type", NULL);
> 8961def5 Srikanth Thokala    2014-08-20  671  	if (!type || strcmp(type,
> "pci")) {
> 8961def5 Srikanth Thokala    2014-08-20  672  		dev_err(dev, "invalid
> \"device_type\" %s\n", type);
> 8961def5 Srikanth Thokala    2014-08-20  673  		return -EINVAL;
> 8961def5 Srikanth Thokala    2014-08-20  674  	}
> 8961def5 Srikanth Thokala    2014-08-20  675
> 8961def5 Srikanth Thokala    2014-08-20  676  	err =
> of_address_to_resource(node, 0, &regs);
> 8961def5 Srikanth Thokala    2014-08-20  677  	if (err) {
> 8961def5 Srikanth Thokala    2014-08-20  678  		dev_err(dev,
> "missing \"reg\" property\n");
> 8961def5 Srikanth Thokala    2014-08-20  679  		return err;
> 8961def5 Srikanth Thokala    2014-08-20  680  	}
> 8961def5 Srikanth Thokala    2014-08-20  681
> 8961def5 Srikanth Thokala    2014-08-20  682  	port->reg_base =
> devm_ioremap_resource(dev, &regs);
> 8961def5 Srikanth Thokala    2014-08-20  683  	if (IS_ERR(port->reg_base))
> 8961def5 Srikanth Thokala    2014-08-20  684  		return PTR_ERR(port-
> >reg_base);
> 8961def5 Srikanth Thokala    2014-08-20  685
> 8961def5 Srikanth Thokala    2014-08-20  686  	port->irq =
> irq_of_parse_and_map(node, 0);
> 8961def5 Srikanth Thokala    2014-08-20  687  	err = devm_request_irq(dev,
> port->irq, xilinx_pcie_intr_handler,
> 9dd875f8 Grygorii Strashko   2015-12-10  688
> IRQF_SHARED | IRQF_NO_THREAD,
> 9dd875f8 Grygorii Strashko   2015-12-10  689  			       "xilinx-
> pcie", port);
> 8961def5 Srikanth Thokala    2014-08-20  690  	if (err) {
> 8961def5 Srikanth Thokala    2014-08-20  691  		dev_err(dev, "unable
> to request irq %d\n", port->irq);
> 8961def5 Srikanth Thokala    2014-08-20  692  		return err;
> 8961def5 Srikanth Thokala    2014-08-20  693  	}
> 8961def5 Srikanth Thokala    2014-08-20  694
> 8961def5 Srikanth Thokala    2014-08-20  695  	return 0;
> 8961def5 Srikanth Thokala    2014-08-20  696  }
> 8961def5 Srikanth Thokala    2014-08-20  697
> 8961def5 Srikanth Thokala    2014-08-20  698  /**
> 8961def5 Srikanth Thokala    2014-08-20  699   * xilinx_pcie_probe - Probe
> function
> 8961def5 Srikanth Thokala    2014-08-20  700   * @pdev: Platform device
> pointer
> 8961def5 Srikanth Thokala    2014-08-20  701   *
> 8961def5 Srikanth Thokala    2014-08-20  702   * Return: '0' on success and
> error value on failure
> 8961def5 Srikanth Thokala    2014-08-20  703   */
> 8961def5 Srikanth Thokala    2014-08-20  704  static int
> xilinx_pcie_probe(struct platform_device *pdev)
> 8961def5 Srikanth Thokala    2014-08-20  705  {
> 8961def5 Srikanth Thokala    2014-08-20  706  	struct xilinx_pcie_port *port;
> 8961def5 Srikanth Thokala    2014-08-20  707  	struct hw_pci hw;
> 8961def5 Srikanth Thokala    2014-08-20  708  	struct device *dev = &pdev-
> >dev;
> 8961def5 Srikanth Thokala    2014-08-20  709  	int err;
> aefcb31a Bharat Kumar Gogada 2016-01-12  710  	resource_size_t
> iobase = 0;
> aefcb31a Bharat Kumar Gogada 2016-01-12  711  	LIST_HEAD(res);
> 8961def5 Srikanth Thokala    2014-08-20  712
> 8961def5 Srikanth Thokala    2014-08-20  713  	if (!dev->of_node)
> 8961def5 Srikanth Thokala    2014-08-20  714  		return -ENODEV;
> 8961def5 Srikanth Thokala    2014-08-20  715
> 8961def5 Srikanth Thokala    2014-08-20  716  	port = devm_kzalloc(dev,
> sizeof(*port), GFP_KERNEL);
> 8961def5 Srikanth Thokala    2014-08-20  717  	if (!port)
> 8961def5 Srikanth Thokala    2014-08-20  718  		return -ENOMEM;
> 8961def5 Srikanth Thokala    2014-08-20  719
> 8961def5 Srikanth Thokala    2014-08-20  720  	port->dev = dev;
> 8961def5 Srikanth Thokala    2014-08-20  721
> 8961def5 Srikanth Thokala    2014-08-20 @722  	err =
> xilinx_pcie_parse_dt(port);
> 8961def5 Srikanth Thokala    2014-08-20  723  	if (err) {
> 8961def5 Srikanth Thokala    2014-08-20  724  		dev_err(dev, "Parsing
> DT failed\n");
> 8961def5 Srikanth Thokala    2014-08-20  725  		return err;
> 
> :::::: The code at line 657 was first introduced by commit
> :::::: 8961def56845593f22ce85474e428f6e4892fdd3 PCI: xilinx: Add Xilinx AXI
> PCIe Host Bridge IP driver
> 
> :::::: TO: Srikanth Thokala <sthokal at xilinx.com>
> :::::: CC: Bjorn Helgaas <bhelgaas at google.com>
> 
> ---
> 0-DAY kernel test infrastructure                Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all                   Intel Corporation



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