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Message-ID: <202503291001.v9aaXwZc-lkp@intel.com>
Date: Sat, 29 Mar 2025 10:47:31 +0800
From: kernel test robot <lkp@...el.com>
To: nancyenos <nicymimz@...il.com>, gregkh@...uxfoundation.org
Cc: oe-kbuild-all@...ts.linux.dev, linux-staging@...ts.linux.dev,
linux-kernel@...r.kernel.org, outreachy@...ts.linux.dev,
nancyenos <nicymimz@...il.com>
Subject: Re: [PATCH] staging: octeon: Fix unused macro Argument 'x'
Hi nancyenos,
kernel test robot noticed the following build errors:
[auto build test ERROR on staging/staging-testing]
url: https://github.com/intel-lab-lkp/linux/commits/nancyenos/staging-octeon-Fix-unused-macro-Argument-x/20250325-181353
base: staging/staging-testing
patch link: https://lore.kernel.org/r/20250325100952.2956-1-nicymimz%40gmail.com
patch subject: [PATCH] staging: octeon: Fix unused macro Argument 'x'
config: parisc-allyesconfig (https://download.01.org/0day-ci/archive/20250329/202503291001.v9aaXwZc-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250329/202503291001.v9aaXwZc-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503291001.v9aaXwZc-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/staging/octeon/octeon-ethernet.h:41,
from drivers/staging/octeon/ethernet.c:23:
drivers/staging/octeon/ethernet.c: In function 'cvm_oct_common_change_mtu':
>> drivers/staging/octeon/ethernet.c:258:37: error: 'OCTEON_CN3XXX' undeclared (first use in this function)
258 | if (OCTEON_IS_MODEL(OCTEON_CN3XXX) ||
| ^~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:36: note: in definition of macro 'OCTEON_IS_MODEL'
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet.c:258:37: note: each undeclared identifier is reported only once for each function it appears in
258 | if (OCTEON_IS_MODEL(OCTEON_CN3XXX) ||
| ^~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:36: note: in definition of macro 'OCTEON_IS_MODEL'
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:11:38: warning: left-hand operand of comma expression has no effect [-Wunused-value]
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet.c:258:21: note: in expansion of macro 'OCTEON_IS_MODEL'
258 | if (OCTEON_IS_MODEL(OCTEON_CN3XXX) ||
| ^~~~~~~~~~~~~~~
>> drivers/staging/octeon/ethernet.c:259:37: error: 'OCTEON_CN58XX' undeclared (first use in this function)
259 | OCTEON_IS_MODEL(OCTEON_CN58XX)) {
| ^~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:36: note: in definition of macro 'OCTEON_IS_MODEL'
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:11:38: warning: left-hand operand of comma expression has no effect [-Wunused-value]
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet.c:259:21: note: in expansion of macro 'OCTEON_IS_MODEL'
259 | OCTEON_IS_MODEL(OCTEON_CN58XX)) {
| ^~~~~~~~~~~~~~~
drivers/staging/octeon/ethernet.c: In function 'cvm_oct_common_open':
>> drivers/staging/octeon/ethernet.c:469:32: error: 'OCTEON_FEATURE_PKND' undeclared (first use in this function)
469 | if (octeon_has_feature(OCTEON_FEATURE_PKND))
| ^~~~~~~~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:12:39: note: in definition of macro 'octeon_has_feature'
12 | #define octeon_has_feature(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:12:41: warning: left-hand operand of comma expression has no effect [-Wunused-value]
12 | #define octeon_has_feature(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet.c:469:13: note: in expansion of macro 'octeon_has_feature'
469 | if (octeon_has_feature(OCTEON_FEATURE_PKND))
| ^~~~~~~~~~~~~~~~~~
drivers/staging/octeon/ethernet.c: In function 'cvm_oct_probe':
>> drivers/staging/octeon/ethernet.c:725:53: error: 'OCTEON_CN68XX' undeclared (first use in this function)
725 | if (OCTEON_IS_MODEL(OCTEON_CN68XX))
| ^~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:36: note: in definition of macro 'OCTEON_IS_MODEL'
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:11:38: warning: left-hand operand of comma expression has no effect [-Wunused-value]
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet.c:725:37: note: in expansion of macro 'OCTEON_IS_MODEL'
725 | if (OCTEON_IS_MODEL(OCTEON_CN68XX))
| ^~~~~~~~~~~~~~~
--
In file included from drivers/staging/octeon/octeon-ethernet.h:41,
from drivers/staging/octeon/ethernet-rx.c:26:
drivers/staging/octeon/ethernet-rx.c: In function 'cvm_oct_check_rcv_error':
>> drivers/staging/octeon/ethernet-rx.c:67:32: error: 'OCTEON_FEATURE_PKND' undeclared (first use in this function)
67 | if (octeon_has_feature(OCTEON_FEATURE_PKND))
| ^~~~~~~~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:12:39: note: in definition of macro 'octeon_has_feature'
12 | #define octeon_has_feature(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-rx.c:67:32: note: each undeclared identifier is reported only once for each function it appears in
67 | if (octeon_has_feature(OCTEON_FEATURE_PKND))
| ^~~~~~~~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:12:39: note: in definition of macro 'octeon_has_feature'
12 | #define octeon_has_feature(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:12:41: warning: left-hand operand of comma expression has no effect [-Wunused-value]
12 | #define octeon_has_feature(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-rx.c:67:13: note: in expansion of macro 'octeon_has_feature'
67 | if (octeon_has_feature(OCTEON_FEATURE_PKND))
| ^~~~~~~~~~~~~~~~~~
drivers/staging/octeon/ethernet-rx.c: In function 'cvm_oct_poll':
>> drivers/staging/octeon/ethernet-rx.c:201:29: error: 'OCTEON_CN68XX' undeclared (first use in this function)
201 | if (OCTEON_IS_MODEL(OCTEON_CN68XX)) {
| ^~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:36: note: in definition of macro 'OCTEON_IS_MODEL'
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:11:38: warning: left-hand operand of comma expression has no effect [-Wunused-value]
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-rx.c:201:13: note: in expansion of macro 'OCTEON_IS_MODEL'
201 | if (OCTEON_IS_MODEL(OCTEON_CN68XX)) {
| ^~~~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:38: warning: left-hand operand of comma expression has no effect [-Wunused-value]
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-rx.c:233:29: note: in expansion of macro 'OCTEON_IS_MODEL'
233 | if (OCTEON_IS_MODEL(OCTEON_CN68XX)) {
| ^~~~~~~~~~~~~~~
drivers/staging/octeon/ethernet-rx.c:267:40: error: 'OCTEON_FEATURE_PKND' undeclared (first use in this function)
267 | if (octeon_has_feature(OCTEON_FEATURE_PKND))
| ^~~~~~~~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:12:39: note: in definition of macro 'octeon_has_feature'
12 | #define octeon_has_feature(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:12:41: warning: left-hand operand of comma expression has no effect [-Wunused-value]
12 | #define octeon_has_feature(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-rx.c:267:21: note: in expansion of macro 'octeon_has_feature'
267 | if (octeon_has_feature(OCTEON_FEATURE_PKND))
| ^~~~~~~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:38: warning: left-hand operand of comma expression has no effect [-Wunused-value]
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-rx.c:389:13: note: in expansion of macro 'OCTEON_IS_MODEL'
389 | if (OCTEON_IS_MODEL(OCTEON_CN68XX)) {
| ^~~~~~~~~~~~~~~
drivers/staging/octeon/ethernet-rx.c: In function 'cvm_oct_rx_initialize':
drivers/staging/octeon/ethernet-rx.c:489:37: error: 'OCTEON_CN68XX' undeclared (first use in this function)
489 | if (OCTEON_IS_MODEL(OCTEON_CN68XX)) {
| ^~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:36: note: in definition of macro 'OCTEON_IS_MODEL'
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:11:38: warning: left-hand operand of comma expression has no effect [-Wunused-value]
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-rx.c:489:21: note: in expansion of macro 'OCTEON_IS_MODEL'
489 | if (OCTEON_IS_MODEL(OCTEON_CN68XX)) {
| ^~~~~~~~~~~~~~~
drivers/staging/octeon/ethernet-rx.c: In function 'cvm_oct_rx_shutdown':
drivers/staging/octeon/ethernet-rx.c:532:37: error: 'OCTEON_CN68XX' undeclared (first use in this function)
532 | if (OCTEON_IS_MODEL(OCTEON_CN68XX))
| ^~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:36: note: in definition of macro 'OCTEON_IS_MODEL'
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:11:38: warning: left-hand operand of comma expression has no effect [-Wunused-value]
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-rx.c:532:21: note: in expansion of macro 'OCTEON_IS_MODEL'
532 | if (OCTEON_IS_MODEL(OCTEON_CN68XX))
| ^~~~~~~~~~~~~~~
--
In file included from drivers/staging/octeon/octeon-ethernet.h:41,
from drivers/staging/octeon/ethernet-tx.c:25:
drivers/staging/octeon/ethernet-tx.c: In function 'cvm_oct_xmit':
>> drivers/staging/octeon/ethernet-tx.c:227:48: error: 'OCTEON_CN3XXX' undeclared (first use in this function)
227 | if ((skb->len < 64) && OCTEON_IS_MODEL(OCTEON_CN3XXX)) {
| ^~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:36: note: in definition of macro 'OCTEON_IS_MODEL'
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-tx.c:227:48: note: each undeclared identifier is reported only once for each function it appears in
227 | if ((skb->len < 64) && OCTEON_IS_MODEL(OCTEON_CN3XXX)) {
| ^~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:36: note: in definition of macro 'OCTEON_IS_MODEL'
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:11:38: warning: left-hand operand of comma expression has no effect [-Wunused-value]
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-tx.c:227:32: note: in expansion of macro 'OCTEON_IS_MODEL'
227 | if ((skb->len < 64) && OCTEON_IS_MODEL(OCTEON_CN3XXX)) {
| ^~~~~~~~~~~~~~~
drivers/staging/octeon/ethernet-tx.c: In function 'cvm_oct_xmit_pow':
>> drivers/staging/octeon/ethernet-tx.c:558:30: error: 'OCTEON_CN68XX' undeclared (first use in this function)
558 | if (!OCTEON_IS_MODEL(OCTEON_CN68XX))
| ^~~~~~~~~~~~~
drivers/staging/octeon/octeon-stubs.h:11:36: note: in definition of macro 'OCTEON_IS_MODEL'
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/octeon-stubs.h:11:38: warning: left-hand operand of comma expression has no effect [-Wunused-value]
11 | #define OCTEON_IS_MODEL(x) ((void)(x), 0)
| ^
drivers/staging/octeon/ethernet-tx.c:558:14: note: in expansion of macro 'OCTEON_IS_MODEL'
558 | if (!OCTEON_IS_MODEL(OCTEON_CN68XX))
| ^~~~~~~~~~~~~~~
vim +/OCTEON_CN3XXX +258 drivers/staging/octeon/ethernet.c
422d97b8b05ed38 Chris Packham 2020-02-05 230
422d97b8b05ed38 Chris Packham 2020-02-05 231 /**
422d97b8b05ed38 Chris Packham 2020-02-05 232 * cvm_oct_common_change_mtu - change the link MTU
422d97b8b05ed38 Chris Packham 2020-02-05 233 * @dev: Device to change
422d97b8b05ed38 Chris Packham 2020-02-05 234 * @new_mtu: The new MTU
422d97b8b05ed38 Chris Packham 2020-02-05 235 *
422d97b8b05ed38 Chris Packham 2020-02-05 236 * Returns Zero on success
422d97b8b05ed38 Chris Packham 2020-02-05 237 */
422d97b8b05ed38 Chris Packham 2020-02-05 238 static int cvm_oct_common_change_mtu(struct net_device *dev, int new_mtu)
422d97b8b05ed38 Chris Packham 2020-02-05 239 {
422d97b8b05ed38 Chris Packham 2020-02-05 240 struct octeon_ethernet *priv = netdev_priv(dev);
422d97b8b05ed38 Chris Packham 2020-02-05 241 int interface = INTERFACE(priv->port);
422d97b8b05ed38 Chris Packham 2020-02-05 242 #if IS_ENABLED(CONFIG_VLAN_8021Q)
422d97b8b05ed38 Chris Packham 2020-02-05 243 int vlan_bytes = VLAN_HLEN;
422d97b8b05ed38 Chris Packham 2020-02-05 244 #else
422d97b8b05ed38 Chris Packham 2020-02-05 245 int vlan_bytes = 0;
422d97b8b05ed38 Chris Packham 2020-02-05 246 #endif
422d97b8b05ed38 Chris Packham 2020-02-05 247 int mtu_overhead = ETH_HLEN + ETH_FCS_LEN + vlan_bytes;
422d97b8b05ed38 Chris Packham 2020-02-05 248
422d97b8b05ed38 Chris Packham 2020-02-05 249 dev->mtu = new_mtu;
422d97b8b05ed38 Chris Packham 2020-02-05 250
422d97b8b05ed38 Chris Packham 2020-02-05 251 if ((interface < 2) &&
422d97b8b05ed38 Chris Packham 2020-02-05 252 (cvmx_helper_interface_get_mode(interface) !=
422d97b8b05ed38 Chris Packham 2020-02-05 253 CVMX_HELPER_INTERFACE_MODE_SPI)) {
422d97b8b05ed38 Chris Packham 2020-02-05 254 int index = INDEX(priv->port);
422d97b8b05ed38 Chris Packham 2020-02-05 255 /* Add ethernet header and FCS, and VLAN if configured. */
422d97b8b05ed38 Chris Packham 2020-02-05 256 int max_packet = new_mtu + mtu_overhead;
422d97b8b05ed38 Chris Packham 2020-02-05 257
422d97b8b05ed38 Chris Packham 2020-02-05 @258 if (OCTEON_IS_MODEL(OCTEON_CN3XXX) ||
422d97b8b05ed38 Chris Packham 2020-02-05 @259 OCTEON_IS_MODEL(OCTEON_CN58XX)) {
422d97b8b05ed38 Chris Packham 2020-02-05 260 /* Signal errors on packets larger than the MTU */
422d97b8b05ed38 Chris Packham 2020-02-05 261 cvmx_write_csr(CVMX_GMXX_RXX_FRM_MAX(index, interface),
422d97b8b05ed38 Chris Packham 2020-02-05 262 max_packet);
422d97b8b05ed38 Chris Packham 2020-02-05 263 } else {
422d97b8b05ed38 Chris Packham 2020-02-05 264 /*
422d97b8b05ed38 Chris Packham 2020-02-05 265 * Set the hardware to truncate packets larger
422d97b8b05ed38 Chris Packham 2020-02-05 266 * than the MTU and smaller the 64 bytes.
422d97b8b05ed38 Chris Packham 2020-02-05 267 */
422d97b8b05ed38 Chris Packham 2020-02-05 268 union cvmx_pip_frm_len_chkx frm_len_chk;
422d97b8b05ed38 Chris Packham 2020-02-05 269
422d97b8b05ed38 Chris Packham 2020-02-05 270 frm_len_chk.u64 = 0;
422d97b8b05ed38 Chris Packham 2020-02-05 271 frm_len_chk.s.minlen = VLAN_ETH_ZLEN;
422d97b8b05ed38 Chris Packham 2020-02-05 272 frm_len_chk.s.maxlen = max_packet;
422d97b8b05ed38 Chris Packham 2020-02-05 273 cvmx_write_csr(CVMX_PIP_FRM_LEN_CHKX(interface),
422d97b8b05ed38 Chris Packham 2020-02-05 274 frm_len_chk.u64);
422d97b8b05ed38 Chris Packham 2020-02-05 275 }
422d97b8b05ed38 Chris Packham 2020-02-05 276 /*
422d97b8b05ed38 Chris Packham 2020-02-05 277 * Set the hardware to truncate packets larger than
422d97b8b05ed38 Chris Packham 2020-02-05 278 * the MTU. The jabber register must be set to a
422d97b8b05ed38 Chris Packham 2020-02-05 279 * multiple of 8 bytes, so round up.
422d97b8b05ed38 Chris Packham 2020-02-05 280 */
422d97b8b05ed38 Chris Packham 2020-02-05 281 cvmx_write_csr(CVMX_GMXX_RXX_JABBER(index, interface),
422d97b8b05ed38 Chris Packham 2020-02-05 282 (max_packet + 7) & ~7u);
422d97b8b05ed38 Chris Packham 2020-02-05 283 }
422d97b8b05ed38 Chris Packham 2020-02-05 284 return 0;
422d97b8b05ed38 Chris Packham 2020-02-05 285 }
422d97b8b05ed38 Chris Packham 2020-02-05 286
--
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