Re: [PATCH 02/22] NTB: Add peer indexed ports NTB API

From: kbuild test robot
Date: Wed Nov 30 2016 - 15:04:33 EST


Hi Serge,

[auto build test WARNING on ntb/ntb-next]
[also build test WARNING on v4.9-rc7 next-20161130]
[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/Serge-Semin/NTB-Alter-kernel-API-to-support-multi-port-devices/20161201-014939
base: https://github.com/jonmason/ntb ntb-next
reproduce:
# apt-get install sparse
make ARCH=x86_64 allmodconfig
make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

include/linux/compiler.h:253:8: sparse: attribute 'no_sanitize_address': unknown attribute
drivers/ntb/hw/intel/ntb_hw_intel.c:664:13: sparse: undefined identifier 'ntb_topo_is_b2b'
drivers/ntb/hw/intel/ntb_hw_intel.c:895:21: sparse: undefined identifier 'ntb_topo_is_b2b'
drivers/ntb/hw/intel/ntb_hw_intel.c:1206:31: sparse: undefined identifier 'NTB_TOPO_SEC'
drivers/ntb/hw/intel/ntb_hw_intel.c:1235:31: sparse: undefined identifier 'NTB_TOPO_SEC'
drivers/ntb/hw/intel/ntb_hw_intel.c:1572:14: sparse: undefined identifier 'NTB_TOPO_B2B_USD'
drivers/ntb/hw/intel/ntb_hw_intel.c:1573:14: sparse: undefined identifier 'NTB_TOPO_B2B_DSD'
>> drivers/ntb/hw/intel/ntb_hw_intel.c:1572:14: sparse: incompatible types for 'case' statement
drivers/ntb/hw/intel/ntb_hw_intel.c:1573:14: sparse: incompatible types for 'case' statement
drivers/ntb/hw/intel/ntb_hw_intel.c:1448:24: sparse: undefined identifier 'NTB_TOPO_B2B_USD'
drivers/ntb/hw/intel/ntb_hw_intel.c:1452:24: sparse: undefined identifier 'NTB_TOPO_B2B_DSD'
drivers/ntb/hw/intel/ntb_hw_intel.c:1614:31: sparse: undefined identifier 'NTB_TOPO_SEC'
drivers/ntb/hw/intel/ntb_hw_intel.c:1789:14: sparse: undefined identifier 'NTB_TOPO_B2B_USD'
drivers/ntb/hw/intel/ntb_hw_intel.c:1790:14: sparse: undefined identifier 'NTB_TOPO_B2B_DSD'
drivers/ntb/hw/intel/ntb_hw_intel.c:1795:39: sparse: undefined identifier 'NTB_TOPO_B2B_USD'
drivers/ntb/hw/intel/ntb_hw_intel.c:1789:14: sparse: incompatible types for 'case' statement
drivers/ntb/hw/intel/ntb_hw_intel.c:1790:14: sparse: incompatible types for 'case' statement
drivers/ntb/hw/intel/ntb_hw_intel.c:2053:24: sparse: undefined identifier 'NTB_TOPO_B2B_USD'
drivers/ntb/hw/intel/ntb_hw_intel.c:2056:24: sparse: undefined identifier 'NTB_TOPO_B2B_DSD'
drivers/ntb/hw/intel/ntb_hw_intel.c:2060:24: sparse: undefined identifier 'NTB_TOPO_PRI'
drivers/ntb/hw/intel/ntb_hw_intel.c:2064:24: sparse: undefined identifier 'NTB_TOPO_SEC'
drivers/ntb/hw/intel/ntb_hw_intel.c:2043:31: sparse: undefined identifier 'NTB_TOPO_SEC'
drivers/ntb/hw/intel/ntb_hw_intel.c:2356:14: sparse: undefined identifier 'NTB_TOPO_PRI'
drivers/ntb/hw/intel/ntb_hw_intel.c:2374:14: sparse: undefined identifier 'NTB_TOPO_SEC'
drivers/ntb/hw/intel/ntb_hw_intel.c:2386:14: sparse: undefined identifier 'NTB_TOPO_B2B_USD'
drivers/ntb/hw/intel/ntb_hw_intel.c:2387:14: sparse: undefined identifier 'NTB_TOPO_B2B_DSD'
drivers/ntb/hw/intel/ntb_hw_intel.c:2416:39: sparse: undefined identifier 'NTB_TOPO_B2B_USD'
drivers/ntb/hw/intel/ntb_hw_intel.c:2356:14: sparse: incompatible types for 'case' statement
drivers/ntb/hw/intel/ntb_hw_intel.c:2374:14: sparse: incompatible types for 'case' statement
drivers/ntb/hw/intel/ntb_hw_intel.c:2386:14: sparse: incompatible types for 'case' statement
drivers/ntb/hw/intel/ntb_hw_intel.c:2387:14: sparse: incompatible types for 'case' statement
drivers/ntb/hw/intel/ntb_hw_intel.c:2534:31: sparse: undefined identifier 'NTB_TOPO_SEC'
drivers/ntb/hw/intel/ntb_hw_intel.c:232:22: sparse: undefined identifier 'ntb_topo_is_b2b'
drivers/ntb/hw/intel/ntb_hw_intel.c:1572:14: sparse: Expected constant expression in case statement
drivers/ntb/hw/intel/ntb_hw_intel.c:1573:14: sparse: Expected constant expression in case statement
drivers/ntb/hw/intel/ntb_hw_intel.c:1789:14: sparse: Expected constant expression in case statement
drivers/ntb/hw/intel/ntb_hw_intel.c:1790:14: sparse: Expected constant expression in case statement
drivers/ntb/hw/intel/ntb_hw_intel.c:2356:14: sparse: Expected constant expression in case statement
drivers/ntb/hw/intel/ntb_hw_intel.c:2374:14: sparse: Expected constant expression in case statement
drivers/ntb/hw/intel/ntb_hw_intel.c:2386:14: sparse: Expected constant expression in case statement
drivers/ntb/hw/intel/ntb_hw_intel.c:2387:14: sparse: Expected constant expression in case statement
drivers/ntb/hw/intel/ntb_hw_intel.c: In function 'ndev_reset_unsafe_flags':
drivers/ntb/hw/intel/ntb_hw_intel.c:232:8: error: implicit declaration of function 'ntb_topo_is_b2b' [-Werror=implicit-function-declaration]
if (!ntb_topo_is_b2b(ndev->ntb.topo))
^~~~~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c: In function 'intel_ntb_link_enable':
drivers/ntb/hw/intel/ntb_hw_intel.c:1206:24: error: 'NTB_TOPO_SEC' undeclared (first use in this function)
if (ndev->ntb.topo == NTB_TOPO_SEC)
^~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c:1206:24: note: each undeclared identifier is reported only once for each function it appears in
drivers/ntb/hw/intel/ntb_hw_intel.c: In function 'intel_ntb_link_disable':
drivers/ntb/hw/intel/ntb_hw_intel.c:1235:24: error: 'NTB_TOPO_SEC' undeclared (first use in this function)
if (ndev->ntb.topo == NTB_TOPO_SEC)
^~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c: In function 'atom_ppd_topo':
drivers/ntb/hw/intel/ntb_hw_intel.c:1448:10: error: 'NTB_TOPO_B2B_USD' undeclared (first use in this function)
return NTB_TOPO_B2B_USD;
^~~~~~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c:1452:10: error: 'NTB_TOPO_B2B_DSD' undeclared (first use in this function)
return NTB_TOPO_B2B_DSD;
^~~~~~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c: In function 'atom_init_ntb':
drivers/ntb/hw/intel/ntb_hw_intel.c:1572:7: error: 'NTB_TOPO_B2B_USD' undeclared (first use in this function)
case NTB_TOPO_B2B_USD:
^~~~~~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c:1573:7: error: 'NTB_TOPO_B2B_DSD' undeclared (first use in this function)
case NTB_TOPO_B2B_DSD:
^~~~~~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c: In function 'atom_init_dev':
drivers/ntb/hw/intel/ntb_hw_intel.c:1614:24: error: 'NTB_TOPO_SEC' undeclared (first use in this function)
if (ndev->ntb.topo != NTB_TOPO_SEC) {
^~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c: In function 'skx_init_ntb':
drivers/ntb/hw/intel/ntb_hw_intel.c:1789:7: error: 'NTB_TOPO_B2B_USD' undeclared (first use in this function)
case NTB_TOPO_B2B_USD:
^~~~~~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c:1790:7: error: 'NTB_TOPO_B2B_DSD' undeclared (first use in this function)
case NTB_TOPO_B2B_DSD:
^~~~~~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c: In function 'xeon_link_is_up':
drivers/ntb/hw/intel/ntb_hw_intel.c:2043:24: error: 'NTB_TOPO_SEC' undeclared (first use in this function)
if (ndev->ntb.topo == NTB_TOPO_SEC)
^~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c: In function 'xeon_ppd_topo':
drivers/ntb/hw/intel/ntb_hw_intel.c:2053:10: error: 'NTB_TOPO_B2B_USD' undeclared (first use in this function)
return NTB_TOPO_B2B_USD;
^~~~~~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c:2056:10: error: 'NTB_TOPO_B2B_DSD' undeclared (first use in this function)
return NTB_TOPO_B2B_DSD;
^~~~~~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c:2060:10: error: 'NTB_TOPO_PRI' undeclared (first use in this function)
return NTB_TOPO_PRI;
^~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c:2064:10: error: 'NTB_TOPO_SEC' undeclared (first use in this function)
return NTB_TOPO_SEC;
^~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c: In function 'xeon_init_ntb':
drivers/ntb/hw/intel/ntb_hw_intel.c:2356:7: error: 'NTB_TOPO_PRI' undeclared (first use in this function)
case NTB_TOPO_PRI:
^~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c:2374:7: error: 'NTB_TOPO_SEC' undeclared (first use in this function)
case NTB_TOPO_SEC:
^~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c:2386:7: error: 'NTB_TOPO_B2B_USD' undeclared (first use in this function)
case NTB_TOPO_B2B_USD:
^~~~~~~~~~~~~~~~
drivers/ntb/hw/intel/ntb_hw_intel.c:2387:7: error: 'NTB_TOPO_B2B_DSD' undeclared (first use in this function)
case NTB_TOPO_B2B_DSD:

vim +/case +1572 drivers/ntb/hw/intel/ntb_hw_intel.c

fce8a7bb drivers/ntb/ntb_hw.c Jon Mason 2012-11-16 1556 return 0;
fce8a7bb drivers/ntb/ntb_hw.c Jon Mason 2012-11-16 1557 }
fce8a7bb drivers/ntb/ntb_hw.c Jon Mason 2012-11-16 1558
2f887b9a drivers/ntb/hw/intel/ntb_hw_intel.c Dave Jiang 2015-05-20 1559 static void atom_deinit_isr(struct intel_ntb_dev *ndev)
fce8a7bb drivers/ntb/ntb_hw.c Jon Mason 2012-11-16 1560 {
e26a5843 drivers/ntb/hw/intel/ntb_hw_intel.c Allen Hubbe 2015-04-09 1561 cancel_delayed_work_sync(&ndev->hb_timer);
e26a5843 drivers/ntb/hw/intel/ntb_hw_intel.c Allen Hubbe 2015-04-09 1562 ndev_deinit_isr(ndev);
e26a5843 drivers/ntb/hw/intel/ntb_hw_intel.c Allen Hubbe 2015-04-09 1563 }
fce8a7bb drivers/ntb/ntb_hw.c Jon Mason 2012-11-16 1564
2f887b9a drivers/ntb/hw/intel/ntb_hw_intel.c Dave Jiang 2015-05-20 1565 static int atom_init_ntb(struct intel_ntb_dev *ndev)
e26a5843 drivers/ntb/hw/intel/ntb_hw_intel.c Allen Hubbe 2015-04-09 1566 {
2f887b9a drivers/ntb/hw/intel/ntb_hw_intel.c Dave Jiang 2015-05-20 1567 ndev->mw_count = ATOM_MW_COUNT;
2f887b9a drivers/ntb/hw/intel/ntb_hw_intel.c Dave Jiang 2015-05-20 1568 ndev->spad_count = ATOM_SPAD_COUNT;
2f887b9a drivers/ntb/hw/intel/ntb_hw_intel.c Dave Jiang 2015-05-20 1569 ndev->db_count = ATOM_DB_COUNT;
fce8a7bb drivers/ntb/ntb_hw.c Jon Mason 2012-11-16 1570
e26a5843 drivers/ntb/hw/intel/ntb_hw_intel.c Allen Hubbe 2015-04-09 1571 switch (ndev->ntb.topo) {
e26a5843 drivers/ntb/hw/intel/ntb_hw_intel.c Allen Hubbe 2015-04-09 @1572 case NTB_TOPO_B2B_USD:
e26a5843 drivers/ntb/hw/intel/ntb_hw_intel.c Allen Hubbe 2015-04-09 1573 case NTB_TOPO_B2B_DSD:
2f887b9a drivers/ntb/hw/intel/ntb_hw_intel.c Dave Jiang 2015-05-20 1574 ndev->self_reg = &atom_pri_reg;
2f887b9a drivers/ntb/hw/intel/ntb_hw_intel.c Dave Jiang 2015-05-20 1575 ndev->peer_reg = &atom_b2b_reg;
2f887b9a drivers/ntb/hw/intel/ntb_hw_intel.c Dave Jiang 2015-05-20 1576 ndev->xlat_reg = &atom_sec_xlat;
e26a5843 drivers/ntb/hw/intel/ntb_hw_intel.c Allen Hubbe 2015-04-09 1577
e26a5843 drivers/ntb/hw/intel/ntb_hw_intel.c Allen Hubbe 2015-04-09 1578 /* Enable Bus Master and Memory Space on the secondary side */
e26a5843 drivers/ntb/hw/intel/ntb_hw_intel.c Allen Hubbe 2015-04-09 1579 iowrite16(PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER,
2f887b9a drivers/ntb/hw/intel/ntb_hw_intel.c Dave Jiang 2015-05-20 1580 ndev->self_mmio + ATOM_SPCICMD_OFFSET);

:::::: The code at line 1572 was first introduced by commit
:::::: e26a5843f7f5014ae4460030ca4de029a3ac35d3 NTB: Split ntb_hw_intel and ntb_transport drivers

:::::: TO: Allen Hubbe <Allen.Hubbe@xxxxxxx>
:::::: CC: Jon Mason <jdmason@xxxxxxxx>

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