[nomadik:gemini-ethernet 18/18] drivers/net//ethernet/cortina/gemini.c:715:22: error: implicit declaration of function 'dma_to_pfn'; did you mean 'dma_max_pfn'?
kbuild test robot
fengguang.wu at intel.com
Sat Dec 16 12:06:22 PST 2017
tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git gemini-ethernet
head: 502a2864e5e43c51a3a2689586d9c61d060a3b7d
commit: 502a2864e5e43c51a3a2689586d9c61d060a3b7d [18/18] net: ethernet: Add a driver for Gemini gigabit ethernet
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 502a2864e5e43c51a3a2689586d9c61d060a3b7d
# save the attached .config to linux build tree
make.cross ARCH=sh
All error/warnings (new ones prefixed by >>):
In file included from arch/sh/include/asm/page.h:188:0,
from arch/sh/include/asm/thread_info.h:15,
from include/linux/thread_info.h:38,
from include/asm-generic/preempt.h:5,
from ./arch/sh/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:81,
from include/linux/spinlock.h:51,
from include/linux/seqlock.h:36,
from include/linux/time.h:6,
from include/linux/stat.h:19,
from include/linux/module.h:10,
from drivers/net//ethernet/cortina/gemini.c:16:
drivers/net//ethernet/cortina/gemini.c: In function 'gmac_cleanup_rxq':
>> drivers/net//ethernet/cortina/gemini.c:715:22: error: implicit declaration of function 'dma_to_pfn'; did you mean 'dma_max_pfn'? [-Werror=implicit-function-declaration]
page = pfn_to_page(dma_to_pfn(geth->dev, mapping));
^
include/asm-generic/memory_model.h:69:27: note: in definition of macro '__pfn_to_page'
({ unsigned long __pfn = (pfn); \
^~~
>> drivers/net//ethernet/cortina/gemini.c:715:10: note: in expansion of macro 'pfn_to_page'
page = pfn_to_page(dma_to_pfn(geth->dev, mapping));
^~~~~~~~~~~
In file included from drivers/net//ethernet/cortina/gemini.c:16:0:
drivers/net//ethernet/cortina/gemini.c: At top level:
>> include/linux/module.h:129:42: error: redefinition of '__inittest'
static inline initcall_t __maybe_unused __inittest(void) \
^
include/linux/device.h:1513:1: note: in expansion of macro 'module_init'
module_init(__driver##_init); \
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
>> drivers/net//ethernet/cortina/gemini.c:2465:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_driver);
^~~~~~~~~~~~~~~~~~~~~~
include/linux/module.h:129:42: note: previous definition of '__inittest' was here
static inline initcall_t __maybe_unused __inittest(void) \
^
include/linux/device.h:1513:1: note: in expansion of macro 'module_init'
module_init(__driver##_init); \
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net//ethernet/cortina/gemini.c:2393:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_port_driver);
^~~~~~~~~~~~~~~~~~~~~~
>> include/linux/module.h:131:6: error: redefinition of 'init_module'
int init_module(void) __attribute__((alias(#initfn)));
^
include/linux/device.h:1513:1: note: in expansion of macro 'module_init'
module_init(__driver##_init); \
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
>> drivers/net//ethernet/cortina/gemini.c:2465:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_driver);
^~~~~~~~~~~~~~~~~~~~~~
include/linux/module.h:131:6: note: previous definition of 'init_module' was here
int init_module(void) __attribute__((alias(#initfn)));
^
include/linux/device.h:1513:1: note: in expansion of macro 'module_init'
module_init(__driver##_init); \
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net//ethernet/cortina/gemini.c:2393:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_port_driver);
^~~~~~~~~~~~~~~~~~~~~~
>> include/linux/module.h:135:42: error: redefinition of '__exittest'
static inline exitcall_t __maybe_unused __exittest(void) \
^
include/linux/device.h:1518:1: note: in expansion of macro 'module_exit'
module_exit(__driver##_exit);
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
>> drivers/net//ethernet/cortina/gemini.c:2465:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_driver);
^~~~~~~~~~~~~~~~~~~~~~
include/linux/module.h:135:42: note: previous definition of '__exittest' was here
static inline exitcall_t __maybe_unused __exittest(void) \
^
include/linux/device.h:1518:1: note: in expansion of macro 'module_exit'
module_exit(__driver##_exit);
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net//ethernet/cortina/gemini.c:2393:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_port_driver);
^~~~~~~~~~~~~~~~~~~~~~
>> include/linux/module.h:137:7: error: redefinition of 'cleanup_module'
void cleanup_module(void) __attribute__((alias(#exitfn)));
^
include/linux/device.h:1518:1: note: in expansion of macro 'module_exit'
module_exit(__driver##_exit);
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
>> drivers/net//ethernet/cortina/gemini.c:2465:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_driver);
^~~~~~~~~~~~~~~~~~~~~~
include/linux/module.h:137:7: note: previous definition of 'cleanup_module' was here
void cleanup_module(void) __attribute__((alias(#exitfn)));
^
include/linux/device.h:1518:1: note: in expansion of macro 'module_exit'
module_exit(__driver##_exit);
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net//ethernet/cortina/gemini.c:2393:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_port_driver);
^~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from arch/sh/include/asm/page.h:188:0,
from arch/sh/include/asm/thread_info.h:15,
from include/linux/thread_info.h:38,
from include/asm-generic/preempt.h:5,
from ./arch/sh/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:81,
from include/linux/spinlock.h:51,
from include/linux/seqlock.h:36,
from include/linux/time.h:6,
from include/linux/stat.h:19,
from include/linux/module.h:10,
from drivers/net/ethernet/cortina/gemini.c:16:
drivers/net/ethernet/cortina/gemini.c: In function 'gmac_cleanup_rxq':
drivers/net/ethernet/cortina/gemini.c:715:22: error: implicit declaration of function 'dma_to_pfn'; did you mean 'dma_max_pfn'? [-Werror=implicit-function-declaration]
page = pfn_to_page(dma_to_pfn(geth->dev, mapping));
^
include/asm-generic/memory_model.h:69:27: note: in definition of macro '__pfn_to_page'
({ unsigned long __pfn = (pfn); \
^~~
drivers/net/ethernet/cortina/gemini.c:715:10: note: in expansion of macro 'pfn_to_page'
page = pfn_to_page(dma_to_pfn(geth->dev, mapping));
^~~~~~~~~~~
In file included from drivers/net/ethernet/cortina/gemini.c:16:0:
drivers/net/ethernet/cortina/gemini.c: At top level:
>> include/linux/module.h:129:42: error: redefinition of '__inittest'
static inline initcall_t __maybe_unused __inittest(void) \
^
include/linux/device.h:1513:1: note: in expansion of macro 'module_init'
module_init(__driver##_init); \
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net/ethernet/cortina/gemini.c:2465:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_driver);
^~~~~~~~~~~~~~~~~~~~~~
include/linux/module.h:129:42: note: previous definition of '__inittest' was here
static inline initcall_t __maybe_unused __inittest(void) \
^
include/linux/device.h:1513:1: note: in expansion of macro 'module_init'
module_init(__driver##_init); \
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net/ethernet/cortina/gemini.c:2393:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_port_driver);
^~~~~~~~~~~~~~~~~~~~~~
>> include/linux/module.h:131:6: error: redefinition of 'init_module'
int init_module(void) __attribute__((alias(#initfn)));
^
include/linux/device.h:1513:1: note: in expansion of macro 'module_init'
module_init(__driver##_init); \
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net/ethernet/cortina/gemini.c:2465:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_driver);
^~~~~~~~~~~~~~~~~~~~~~
include/linux/module.h:131:6: note: previous definition of 'init_module' was here
int init_module(void) __attribute__((alias(#initfn)));
^
include/linux/device.h:1513:1: note: in expansion of macro 'module_init'
module_init(__driver##_init); \
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net/ethernet/cortina/gemini.c:2393:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_port_driver);
^~~~~~~~~~~~~~~~~~~~~~
>> include/linux/module.h:135:42: error: redefinition of '__exittest'
static inline exitcall_t __maybe_unused __exittest(void) \
^
include/linux/device.h:1518:1: note: in expansion of macro 'module_exit'
module_exit(__driver##_exit);
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net/ethernet/cortina/gemini.c:2465:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_driver);
^~~~~~~~~~~~~~~~~~~~~~
include/linux/module.h:135:42: note: previous definition of '__exittest' was here
static inline exitcall_t __maybe_unused __exittest(void) \
^
include/linux/device.h:1518:1: note: in expansion of macro 'module_exit'
module_exit(__driver##_exit);
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net/ethernet/cortina/gemini.c:2393:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_port_driver);
^~~~~~~~~~~~~~~~~~~~~~
>> include/linux/module.h:137:7: error: redefinition of 'cleanup_module'
void cleanup_module(void) __attribute__((alias(#exitfn)));
^
include/linux/device.h:1518:1: note: in expansion of macro 'module_exit'
module_exit(__driver##_exit);
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net/ethernet/cortina/gemini.c:2465:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_driver);
^~~~~~~~~~~~~~~~~~~~~~
include/linux/module.h:137:7: note: previous definition of 'cleanup_module' was here
void cleanup_module(void) __attribute__((alias(#exitfn)));
^
include/linux/device.h:1518:1: note: in expansion of macro 'module_exit'
module_exit(__driver##_exit);
^~~~~~~~~~~
>> include/linux/platform_device.h:228:2: note: in expansion of macro 'module_driver'
module_driver(__platform_driver, platform_driver_register, \
^~~~~~~~~~~~~
drivers/net/ethernet/cortina/gemini.c:2393:1: note: in expansion of macro 'module_platform_driver'
module_platform_driver(gemini_ethernet_port_driver);
^~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +715 drivers/net//ethernet/cortina/gemini.c
681
682 static void gmac_cleanup_rxq(struct net_device *netdev)
683 {
684 struct gemini_ethernet_port *port = netdev_priv(netdev);
685 struct gemini_ethernet *geth = port->geth;
686 struct gmac_rxdesc *rxd = port->rxq_ring;
687 struct nontoe_qhdr __iomem *qhdr;
688 void __iomem *dma_reg;
689 void __iomem *ptr_reg;
690 dma_addr_t mapping;
691 union dma_rwptr rw;
692 unsigned int r, w;
693 struct page *page;
694
695 qhdr = geth->base +
696 TOE_DEFAULT_Q_HDR_BASE(netdev->dev_id);
697 dma_reg = &qhdr->word0;
698 ptr_reg = &qhdr->word1;
699
700 rw.bits32 = readl(ptr_reg);
701 r = rw.bits.rptr;
702 w = rw.bits.wptr;
703 writew(r, ptr_reg + 2);
704
705 writel(0, dma_reg);
706
707 while (r != w) {
708 mapping = rxd[r].word2.buf_adr;
709 r++;
710 r &= ((1 << port->rxq_order) - 1);
711
712 if (!mapping)
713 continue;
714
> 715 page = pfn_to_page(dma_to_pfn(geth->dev, mapping));
716 put_page(page);
717 }
718
719 dma_free_coherent(geth->dev, sizeof(*port->rxq_ring) << port->rxq_order,
720 port->rxq_ring, port->rxq_dma_base);
721 }
722
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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