[willy-pagecache:for-next 6/49] drivers/net/ethernet/sfc/ef10.c:50:9: warning: shift count is negative

From: kernel test robot
Date: Tue Jan 04 2022 - 00:08:36 EST

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tree: git://git.infradead.org/users/willy/pagecache for-next
head: c45f479798001734025928cbbce2e42f6cedea1c
commit: 442f739136ee2d6bff8f07524447d4e40217de62 [6/49] iov_iter: Add copy_folio_to_iter()
config: x86_64-randconfig-a011-20220103 (https://download.01.org/0day-ci/archive/20220104/202201041341.IWW7EqP0-lkp@xxxxxxxxx/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project b50fea47b6c454581fce89af359f3afe5154986c)
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
git remote add willy-pagecache git://git.infradead.org/users/willy/pagecache
git fetch --no-tags willy-pagecache for-next
git checkout 442f739136ee2d6bff8f07524447d4e40217de62
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/net/ethernet/sfc/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

In file included from drivers/net/ethernet/sfc/ef10.c:7:
In file included from drivers/net/ethernet/sfc/net_driver.h:13:
In file included from include/linux/netdevice.h:37:
In file included from include/net/net_namespace.h:15:
In file included from include/net/flow.h:11:
In file included from include/linux/socket.h:8:
include/linux/uio.h:153:33: error: incomplete definition of type 'struct folio'
return copy_page_to_iter(&folio->page, offset, bytes, i);
~~~~~^
include/linux/uio.h:13:8: note: forward declaration of 'struct folio'
struct folio;
^
>> drivers/net/ethernet/sfc/ef10.c:50:9: warning: shift count is negative [-Wshift-count-negative]
return EFX_DWORD_FIELD(reg, EFX_WORD_1) == 0xb007 ?
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:185:2: note: expanded from macro 'EFX_DWORD_FIELD'
EFX_EXTRACT_DWORD(dword, EFX_LOW_BIT(field), \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:165:3: note: expanded from macro 'EFX_EXTRACT_DWORD'
(EFX_EXTRACT32((dword).u32[0], 0, 31, low, high) & \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:141:2: note: expanded from macro 'EFX_EXTRACT32'
EFX_EXTRACT_NATIVE(le32_to_cpu(element), min, max, low, high)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:127:20: note: expanded from macro 'EFX_EXTRACT_NATIVE'
(native_element) << ((min) - (low)))
^ ~~~~~~~~~~~~~~~
>> drivers/net/ethernet/sfc/ef10.c:102:23: warning: shift count >= width of type [-Wshift-count-overflow]
nic_data->vf_index = MCDI_DWORD(outbuf, GET_FUNCTION_INFO_OUT_VF);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/mcdi.h:218:2: note: expanded from macro 'MCDI_DWORD'
EFX_DWORD_FIELD(*_MCDI_DWORD(_buf, _field), EFX_DWORD_0)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:185:2: note: expanded from macro 'EFX_DWORD_FIELD'
EFX_EXTRACT_DWORD(dword, EFX_LOW_BIT(field), \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:166:3: note: expanded from macro 'EFX_EXTRACT_DWORD'
EFX_MASK32((high) + 1 - (low)))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:71:16: note: expanded from macro 'EFX_MASK32'
(((((u32) 1) << (width))) - 1))
^ ~~~~~~~
drivers/net/ethernet/sfc/ef10.c:127:3: warning: shift count >= width of type [-Wshift-count-overflow]
MCDI_DWORD(outbuf, GET_CAPABILITIES_OUT_FLAGS1);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/mcdi.h:218:2: note: expanded from macro 'MCDI_DWORD'
EFX_DWORD_FIELD(*_MCDI_DWORD(_buf, _field), EFX_DWORD_0)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:185:2: note: expanded from macro 'EFX_DWORD_FIELD'
EFX_EXTRACT_DWORD(dword, EFX_LOW_BIT(field), \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:166:3: note: expanded from macro 'EFX_EXTRACT_DWORD'
EFX_MASK32((high) + 1 - (low)))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:71:16: note: expanded from macro 'EFX_MASK32'
(((((u32) 1) << (width))) - 1))
^ ~~~~~~~
drivers/net/ethernet/sfc/ef10.c:130:30: warning: shift count >= width of type [-Wshift-count-overflow]
nic_data->datapath_caps2 = MCDI_DWORD(outbuf,
^~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/mcdi.h:218:2: note: expanded from macro 'MCDI_DWORD'
EFX_DWORD_FIELD(*_MCDI_DWORD(_buf, _field), EFX_DWORD_0)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:185:2: note: expanded from macro 'EFX_DWORD_FIELD'
EFX_EXTRACT_DWORD(dword, EFX_LOW_BIT(field), \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:166:3: note: expanded from macro 'EFX_EXTRACT_DWORD'
EFX_MASK32((high) + 1 - (low)))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:71:16: note: expanded from macro 'EFX_MASK32'
(((((u32) 1) << (width))) - 1))
^ ~~~~~~~
drivers/net/ethernet/sfc/ef10.c:198:32: warning: shift count >= width of type [-Wshift-count-overflow]
nic_data->licensed_features = MCDI_QWORD(outbuf,
^~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/mcdi.h:281:3: note: expanded from macro 'MCDI_QWORD'
(EFX_DWORD_FIELD(_MCDI_DWORD(_buf, _field)[0], EFX_DWORD_0) | \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:185:2: note: expanded from macro 'EFX_DWORD_FIELD'
EFX_EXTRACT_DWORD(dword, EFX_LOW_BIT(field), \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:166:3: note: expanded from macro 'EFX_EXTRACT_DWORD'
EFX_MASK32((high) + 1 - (low)))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:71:16: note: expanded from macro 'EFX_MASK32'
(((((u32) 1) << (width))) - 1))
^ ~~~~~~~
drivers/net/ethernet/sfc/ef10.c:198:32: warning: shift count >= width of type [-Wshift-count-overflow]
nic_data->licensed_features = MCDI_QWORD(outbuf,
^~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/mcdi.h:282:7: note: expanded from macro 'MCDI_QWORD'
(u64)EFX_DWORD_FIELD(_MCDI_DWORD(_buf, _field)[1], EFX_DWORD_0) << 32)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:185:2: note: expanded from macro 'EFX_DWORD_FIELD'
EFX_EXTRACT_DWORD(dword, EFX_LOW_BIT(field), \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:166:3: note: expanded from macro 'EFX_EXTRACT_DWORD'
EFX_MASK32((high) + 1 - (low)))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:71:16: note: expanded from macro 'EFX_MASK32'
(((((u32) 1) << (width))) - 1))
^ ~~~~~~~
drivers/net/ethernet/sfc/ef10.c:211:7: warning: shift count >= width of type [-Wshift-count-overflow]
rc = MCDI_DWORD(outbuf, GET_CLOCK_OUT_SYS_FREQ);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/mcdi.h:218:2: note: expanded from macro 'MCDI_DWORD'
EFX_DWORD_FIELD(*_MCDI_DWORD(_buf, _field), EFX_DWORD_0)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:185:2: note: expanded from macro 'EFX_DWORD_FIELD'
EFX_EXTRACT_DWORD(dword, EFX_LOW_BIT(field), \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:166:3: note: expanded from macro 'EFX_EXTRACT_DWORD'
EFX_MASK32((high) + 1 - (low)))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:71:16: note: expanded from macro 'EFX_MASK32'
(((((u32) 1) << (width))) - 1))
^ ~~~~~~~
drivers/net/ethernet/sfc/ef10.c:267:27: warning: shift count >= width of type [-Wshift-count-overflow]
efx->timer_quantum_ns = MCDI_DWORD(data,
^~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/mcdi.h:218:2: note: expanded from macro 'MCDI_DWORD'
EFX_DWORD_FIELD(*_MCDI_DWORD(_buf, _field), EFX_DWORD_0)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:185:2: note: expanded from macro 'EFX_DWORD_FIELD'
EFX_EXTRACT_DWORD(dword, EFX_LOW_BIT(field), \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:166:3: note: expanded from macro 'EFX_EXTRACT_DWORD'
EFX_MASK32((high) + 1 - (low)))
--
In file included from drivers/net/ethernet/sfc/mcdi.c:10:
In file included from drivers/net/ethernet/sfc/net_driver.h:13:
In file included from include/linux/netdevice.h:37:
In file included from include/net/net_namespace.h:15:
In file included from include/net/flow.h:11:
In file included from include/linux/socket.h:8:
include/linux/uio.h:153:33: error: incomplete definition of type 'struct folio'
return copy_page_to_iter(&folio->page, offset, bytes, i);
~~~~~^
include/linux/uio.h:13:8: note: forward declaration of 'struct folio'
struct folio;
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:256:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE64(min, max, low, high, value) : \
^
drivers/net/ethernet/sfc/bitfield.h:246:21: note: expanded from macro 'EFX_INSERT_NATIVE64'
(((u64) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:257:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE32(min, max, low, high, value))
^
drivers/net/ethernet/sfc/bitfield.h:252:21: note: expanded from macro 'EFX_INSERT_NATIVE32'
(((u32) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:256:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE64(min, max, low, high, value) : \
^
drivers/net/ethernet/sfc/bitfield.h:246:21: note: expanded from macro 'EFX_INSERT_NATIVE64'
(((u64) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:257:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE32(min, max, low, high, value))
^
drivers/net/ethernet/sfc/bitfield.h:252:21: note: expanded from macro 'EFX_INSERT_NATIVE32'
(((u32) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:256:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE64(min, max, low, high, value) : \
^
drivers/net/ethernet/sfc/bitfield.h:246:21: note: expanded from macro 'EFX_INSERT_NATIVE64'
(((u64) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:257:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE32(min, max, low, high, value))
^
drivers/net/ethernet/sfc/bitfield.h:252:21: note: expanded from macro 'EFX_INSERT_NATIVE32'
(((u32) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:256:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE64(min, max, low, high, value) : \
^
drivers/net/ethernet/sfc/bitfield.h:246:21: note: expanded from macro 'EFX_INSERT_NATIVE64'
(((u64) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:257:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE32(min, max, low, high, value))
^
drivers/net/ethernet/sfc/bitfield.h:252:21: note: expanded from macro 'EFX_INSERT_NATIVE32'
(((u32) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:256:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE64(min, max, low, high, value) : \
^
drivers/net/ethernet/sfc/bitfield.h:246:21: note: expanded from macro 'EFX_INSERT_NATIVE64'
(((u64) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:257:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE32(min, max, low, high, value))
^
drivers/net/ethernet/sfc/bitfield.h:252:21: note: expanded from macro 'EFX_INSERT_NATIVE32'
(((u32) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:256:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE64(min, max, low, high, value) : \
^
drivers/net/ethernet/sfc/bitfield.h:246:21: note: expanded from macro 'EFX_INSERT_NATIVE64'
(((u64) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
>> drivers/net/ethernet/sfc/mcdi.c:175:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:257:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE32(min, max, low, high, value))
^
drivers/net/ethernet/sfc/bitfield.h:252:21: note: expanded from macro 'EFX_INSERT_NATIVE32'
(((u32) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
drivers/net/ethernet/sfc/mcdi.c:187:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:256:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE64(min, max, low, high, value) : \
^
drivers/net/ethernet/sfc/bitfield.h:246:21: note: expanded from macro 'EFX_INSERT_NATIVE64'
(((u64) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
drivers/net/ethernet/sfc/mcdi.c:187:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:257:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE32(min, max, low, high, value))
^
drivers/net/ethernet/sfc/bitfield.h:252:21: note: expanded from macro 'EFX_INSERT_NATIVE32'
(((u32) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
drivers/net/ethernet/sfc/mcdi.c:187:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
drivers/net/ethernet/sfc/bitfield.h:256:3: note: expanded from macro 'EFX_INSERT_NATIVE'
EFX_INSERT_NATIVE64(min, max, low, high, value) : \
^
drivers/net/ethernet/sfc/bitfield.h:246:21: note: expanded from macro 'EFX_INSERT_NATIVE64'
(((u64) (value)) >> (min - low))))
^
include/uapi/linux/byteorder/little_endian.h:33:51: note: expanded from macro '__cpu_to_le32'
#define __cpu_to_le32(x) ((__force __le32)(__u32)(x))
^
drivers/net/ethernet/sfc/mcdi.c:187:3: warning: shift count is negative [-Wshift-count-negative]
EFX_POPULATE_DWORD_7(hdr[0],
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:471:2: note: expanded from macro 'EFX_POPULATE_DWORD_7'
EFX_POPULATE_DWORD_8(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:469:2: note: expanded from macro 'EFX_POPULATE_DWORD_8'
EFX_POPULATE_DWORD_9(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/sfc/bitfield.h:467:2: note: expanded from macro 'EFX_POPULATE_DWORD_9'
EFX_POPULATE_DWORD_10(dword, EFX_DUMMY_FIELD, 0, __VA_ARGS__)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
note: (skipping 14 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
..

vim +50 drivers/net/ethernet/sfc/ef10.c

8127d661e77f5e Ben Hutchings 2013-08-29 44
8127d661e77f5e Ben Hutchings 2013-08-29 45 static int efx_ef10_get_warm_boot_count(struct efx_nic *efx)
8127d661e77f5e Ben Hutchings 2013-08-29 46 {
8127d661e77f5e Ben Hutchings 2013-08-29 47 efx_dword_t reg;
8127d661e77f5e Ben Hutchings 2013-08-29 48
8127d661e77f5e Ben Hutchings 2013-08-29 49 efx_readd(efx, &reg, ER_DZ_BIU_MC_SFT_STATUS);
8127d661e77f5e Ben Hutchings 2013-08-29 @50 return EFX_DWORD_FIELD(reg, EFX_WORD_1) == 0xb007 ?
8127d661e77f5e Ben Hutchings 2013-08-29 51 EFX_DWORD_FIELD(reg, EFX_WORD_0) : -EIO;
8127d661e77f5e Ben Hutchings 2013-08-29 52 }
8127d661e77f5e Ben Hutchings 2013-08-29 53
03714bbb22ebe0 Edward Cree 2017-12-18 54 /* On all EF10s up to and including SFC9220 (Medford1), all PFs use BAR 0 for
03714bbb22ebe0 Edward Cree 2017-12-18 55 * I/O space and BAR 2(&3) for memory. On SFC9250 (Medford2), there is no I/O
03714bbb22ebe0 Edward Cree 2017-12-18 56 * bar; PFs use BAR 0/1 for memory.
03714bbb22ebe0 Edward Cree 2017-12-18 57 */
03714bbb22ebe0 Edward Cree 2017-12-18 58 static unsigned int efx_ef10_pf_mem_bar(struct efx_nic *efx)
03714bbb22ebe0 Edward Cree 2017-12-18 59 {
03714bbb22ebe0 Edward Cree 2017-12-18 60 switch (efx->pci_dev->device) {
03714bbb22ebe0 Edward Cree 2017-12-18 61 case 0x0b03: /* SFC9250 PF */
03714bbb22ebe0 Edward Cree 2017-12-18 62 return 0;
03714bbb22ebe0 Edward Cree 2017-12-18 63 default:
03714bbb22ebe0 Edward Cree 2017-12-18 64 return 2;
03714bbb22ebe0 Edward Cree 2017-12-18 65 }
03714bbb22ebe0 Edward Cree 2017-12-18 66 }
03714bbb22ebe0 Edward Cree 2017-12-18 67
03714bbb22ebe0 Edward Cree 2017-12-18 68 /* All VFs use BAR 0/1 for memory */
03714bbb22ebe0 Edward Cree 2017-12-18 69 static unsigned int efx_ef10_vf_mem_bar(struct efx_nic *efx)
03714bbb22ebe0 Edward Cree 2017-12-18 70 {
03714bbb22ebe0 Edward Cree 2017-12-18 71 return 0;
03714bbb22ebe0 Edward Cree 2017-12-18 72 }
03714bbb22ebe0 Edward Cree 2017-12-18 73
8127d661e77f5e Ben Hutchings 2013-08-29 74 static unsigned int efx_ef10_mem_map_size(struct efx_nic *efx)
8127d661e77f5e Ben Hutchings 2013-08-29 75 {
02246a7f966c2e Shradha Shah 2015-05-06 76 int bar;
02246a7f966c2e Shradha Shah 2015-05-06 77
03714bbb22ebe0 Edward Cree 2017-12-18 78 bar = efx->type->mem_bar(efx);
02246a7f966c2e Shradha Shah 2015-05-06 79 return resource_size(&efx->pci_dev->resource[bar]);
8127d661e77f5e Ben Hutchings 2013-08-29 80 }
8127d661e77f5e Ben Hutchings 2013-08-29 81
7a186f4703de6f Daniel Pieczko 2015-07-07 82 static bool efx_ef10_is_vf(struct efx_nic *efx)
7a186f4703de6f Daniel Pieczko 2015-07-07 83 {
7a186f4703de6f Daniel Pieczko 2015-07-07 84 return efx->type->is_vf;
7a186f4703de6f Daniel Pieczko 2015-07-07 85 }
7a186f4703de6f Daniel Pieczko 2015-07-07 86
88a37de674f8a7 Shradha Shah 2015-05-20 87 #ifdef CONFIG_SFC_SRIOV
88a37de674f8a7 Shradha Shah 2015-05-20 88 static int efx_ef10_get_vf_index(struct efx_nic *efx)
88a37de674f8a7 Shradha Shah 2015-05-20 89 {
88a37de674f8a7 Shradha Shah 2015-05-20 90 MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_FUNCTION_INFO_OUT_LEN);
88a37de674f8a7 Shradha Shah 2015-05-20 91 struct efx_ef10_nic_data *nic_data = efx->nic_data;
88a37de674f8a7 Shradha Shah 2015-05-20 92 size_t outlen;
88a37de674f8a7 Shradha Shah 2015-05-20 93 int rc;
88a37de674f8a7 Shradha Shah 2015-05-20 94
88a37de674f8a7 Shradha Shah 2015-05-20 95 rc = efx_mcdi_rpc(efx, MC_CMD_GET_FUNCTION_INFO, NULL, 0, outbuf,
88a37de674f8a7 Shradha Shah 2015-05-20 96 sizeof(outbuf), &outlen);
88a37de674f8a7 Shradha Shah 2015-05-20 97 if (rc)
88a37de674f8a7 Shradha Shah 2015-05-20 98 return rc;
88a37de674f8a7 Shradha Shah 2015-05-20 99 if (outlen < sizeof(outbuf))
88a37de674f8a7 Shradha Shah 2015-05-20 100 return -EIO;
88a37de674f8a7 Shradha Shah 2015-05-20 101
88a37de674f8a7 Shradha Shah 2015-05-20 @102 nic_data->vf_index = MCDI_DWORD(outbuf, GET_FUNCTION_INFO_OUT_VF);
88a37de674f8a7 Shradha Shah 2015-05-20 103 return 0;
88a37de674f8a7 Shradha Shah 2015-05-20 104 }
88a37de674f8a7 Shradha Shah 2015-05-20 105 #endif
88a37de674f8a7 Shradha Shah 2015-05-20 106

:::::: The code at line 50 was first introduced by commit
:::::: 8127d661e77f5ec410093bce411f540afa34593f sfc: Add support for Solarflare SFC9100 family

:::::: TO: Ben Hutchings <bhutchings@xxxxxxxxxxxxxx>
:::::: CC: Ben Hutchings <bhutchings@xxxxxxxxxxxxxx>

---
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