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Message-ID: <202411042118.dhgElzHF-lkp@intel.com>
Date: Mon, 4 Nov 2024 21:53:14 +0800
From: kernel test robot <lkp@...el.com>
To: Alistair Francis <alistair23@...il.com>, linux-kernel@...r.kernel.org,
netdev@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, linux@...linux.org.uk,
hkallweit1@...il.com, andrew@...n.ch, alistair23@...il.com,
Alistair Francis <alistair.francis@....com>
Subject: Re: [PATCH] include: mdio: Guard inline function with CONFIG_MDIO
Hi Alistair,
kernel test robot noticed the following build warnings:
[auto build test WARNING on linus/master]
[also build test WARNING on horms-ipvs/master v6.12-rc6 next-20241104]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Alistair-Francis/include-mdio-Guard-inline-function-with-CONFIG_MDIO/20241104-151211
base: linus/master
patch link: https://lore.kernel.org/r/20241104070950.502719-1-alistair.francis%40wdc.com
patch subject: [PATCH] include: mdio: Guard inline function with CONFIG_MDIO
config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20241104/202411042118.dhgElzHF-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241104/202411042118.dhgElzHF-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/202411042118.dhgElzHF-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/net/mdio.c:183:6: warning: no previous prototype for 'mdio45_ethtool_gset_npage' [-Wmissing-prototypes]
183 | void mdio45_ethtool_gset_npage(const struct mdio_if_info *mdio,
| ^~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/net/mdio.c:355:6: warning: no previous prototype for 'mdio45_ethtool_ksettings_get_npage' [-Wmissing-prototypes]
355 | void mdio45_ethtool_ksettings_get_npage(const struct mdio_if_info *mdio,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/mdio45_ethtool_gset_npage +183 drivers/net/mdio.c
1b1c2e95103ce3 Ben Hutchings 2009-04-29 168
1b1c2e95103ce3 Ben Hutchings 2009-04-29 169 /**
1b1c2e95103ce3 Ben Hutchings 2009-04-29 170 * mdio45_ethtool_gset_npage - get settings for ETHTOOL_GSET
1b1c2e95103ce3 Ben Hutchings 2009-04-29 171 * @mdio: MDIO interface
1b1c2e95103ce3 Ben Hutchings 2009-04-29 172 * @ecmd: Ethtool request structure
1b1c2e95103ce3 Ben Hutchings 2009-04-29 173 * @npage_adv: Modes currently advertised on next pages
1b1c2e95103ce3 Ben Hutchings 2009-04-29 174 * @npage_lpa: Modes advertised by link partner on next pages
1b1c2e95103ce3 Ben Hutchings 2009-04-29 175 *
8ae6daca85c8bb David Decotigny 2011-04-27 176 * The @ecmd parameter is expected to have been cleared before calling
8ae6daca85c8bb David Decotigny 2011-04-27 177 * mdio45_ethtool_gset_npage().
8ae6daca85c8bb David Decotigny 2011-04-27 178 *
1b1c2e95103ce3 Ben Hutchings 2009-04-29 179 * Since the CSRs for auto-negotiation using next pages are not fully
1b1c2e95103ce3 Ben Hutchings 2009-04-29 180 * standardised, this function does not attempt to decode them. The
1b1c2e95103ce3 Ben Hutchings 2009-04-29 181 * caller must pass them in.
1b1c2e95103ce3 Ben Hutchings 2009-04-29 182 */
1b1c2e95103ce3 Ben Hutchings 2009-04-29 @183 void mdio45_ethtool_gset_npage(const struct mdio_if_info *mdio,
1b1c2e95103ce3 Ben Hutchings 2009-04-29 184 struct ethtool_cmd *ecmd,
1b1c2e95103ce3 Ben Hutchings 2009-04-29 185 u32 npage_adv, u32 npage_lpa)
1b1c2e95103ce3 Ben Hutchings 2009-04-29 186 {
1b1c2e95103ce3 Ben Hutchings 2009-04-29 187 int reg;
707394972093e2 David Decotigny 2011-04-27 188 u32 speed;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 189
9c4df53bc3f9c7 Ben Hutchings 2012-02-29 190 BUILD_BUG_ON(MDIO_SUPPORTS_C22 != ETH_MDIO_SUPPORTS_C22);
9c4df53bc3f9c7 Ben Hutchings 2012-02-29 191 BUILD_BUG_ON(MDIO_SUPPORTS_C45 != ETH_MDIO_SUPPORTS_C45);
9c4df53bc3f9c7 Ben Hutchings 2012-02-29 192
1b1c2e95103ce3 Ben Hutchings 2009-04-29 193 ecmd->transceiver = XCVR_INTERNAL;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 194 ecmd->phy_address = mdio->prtad;
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 195 ecmd->mdio_support =
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 196 mdio->mode_support & (MDIO_SUPPORTS_C45 | MDIO_SUPPORTS_C22);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 197
1b1c2e95103ce3 Ben Hutchings 2009-04-29 198 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
1b1c2e95103ce3 Ben Hutchings 2009-04-29 199 MDIO_CTRL2);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 200 switch (reg & MDIO_PMA_CTRL2_TYPE) {
1b1c2e95103ce3 Ben Hutchings 2009-04-29 201 case MDIO_PMA_CTRL2_10GBT:
1b1c2e95103ce3 Ben Hutchings 2009-04-29 202 case MDIO_PMA_CTRL2_1000BT:
1b1c2e95103ce3 Ben Hutchings 2009-04-29 203 case MDIO_PMA_CTRL2_100BTX:
1b1c2e95103ce3 Ben Hutchings 2009-04-29 204 case MDIO_PMA_CTRL2_10BT:
1b1c2e95103ce3 Ben Hutchings 2009-04-29 205 ecmd->port = PORT_TP;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 206 ecmd->supported = SUPPORTED_TP;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 207 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
1b1c2e95103ce3 Ben Hutchings 2009-04-29 208 MDIO_SPEED);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 209 if (reg & MDIO_SPEED_10G)
1b1c2e95103ce3 Ben Hutchings 2009-04-29 210 ecmd->supported |= SUPPORTED_10000baseT_Full;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 211 if (reg & MDIO_PMA_SPEED_1000)
1b1c2e95103ce3 Ben Hutchings 2009-04-29 212 ecmd->supported |= (SUPPORTED_1000baseT_Full |
1b1c2e95103ce3 Ben Hutchings 2009-04-29 213 SUPPORTED_1000baseT_Half);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 214 if (reg & MDIO_PMA_SPEED_100)
1b1c2e95103ce3 Ben Hutchings 2009-04-29 215 ecmd->supported |= (SUPPORTED_100baseT_Full |
1b1c2e95103ce3 Ben Hutchings 2009-04-29 216 SUPPORTED_100baseT_Half);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 217 if (reg & MDIO_PMA_SPEED_10)
1b1c2e95103ce3 Ben Hutchings 2009-04-29 218 ecmd->supported |= (SUPPORTED_10baseT_Full |
1b1c2e95103ce3 Ben Hutchings 2009-04-29 219 SUPPORTED_10baseT_Half);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 220 ecmd->advertising = ADVERTISED_TP;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 221 break;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 222
1b1c2e95103ce3 Ben Hutchings 2009-04-29 223 case MDIO_PMA_CTRL2_10GBCX4:
894b19a6b343ce Ben Hutchings 2009-04-29 224 ecmd->port = PORT_OTHER;
894b19a6b343ce Ben Hutchings 2009-04-29 225 ecmd->supported = 0;
894b19a6b343ce Ben Hutchings 2009-04-29 226 ecmd->advertising = 0;
894b19a6b343ce Ben Hutchings 2009-04-29 227 break;
894b19a6b343ce Ben Hutchings 2009-04-29 228
1b1c2e95103ce3 Ben Hutchings 2009-04-29 229 case MDIO_PMA_CTRL2_10GBKX4:
1b1c2e95103ce3 Ben Hutchings 2009-04-29 230 case MDIO_PMA_CTRL2_10GBKR:
1b1c2e95103ce3 Ben Hutchings 2009-04-29 231 case MDIO_PMA_CTRL2_1000BKX:
1b1c2e95103ce3 Ben Hutchings 2009-04-29 232 ecmd->port = PORT_OTHER;
894b19a6b343ce Ben Hutchings 2009-04-29 233 ecmd->supported = SUPPORTED_Backplane;
894b19a6b343ce Ben Hutchings 2009-04-29 234 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
894b19a6b343ce Ben Hutchings 2009-04-29 235 MDIO_PMA_EXTABLE);
894b19a6b343ce Ben Hutchings 2009-04-29 236 if (reg & MDIO_PMA_EXTABLE_10GBKX4)
894b19a6b343ce Ben Hutchings 2009-04-29 237 ecmd->supported |= SUPPORTED_10000baseKX4_Full;
894b19a6b343ce Ben Hutchings 2009-04-29 238 if (reg & MDIO_PMA_EXTABLE_10GBKR)
894b19a6b343ce Ben Hutchings 2009-04-29 239 ecmd->supported |= SUPPORTED_10000baseKR_Full;
894b19a6b343ce Ben Hutchings 2009-04-29 240 if (reg & MDIO_PMA_EXTABLE_1000BKX)
894b19a6b343ce Ben Hutchings 2009-04-29 241 ecmd->supported |= SUPPORTED_1000baseKX_Full;
894b19a6b343ce Ben Hutchings 2009-04-29 242 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
894b19a6b343ce Ben Hutchings 2009-04-29 243 MDIO_PMA_10GBR_FECABLE);
894b19a6b343ce Ben Hutchings 2009-04-29 244 if (reg & MDIO_PMA_10GBR_FECABLE_ABLE)
894b19a6b343ce Ben Hutchings 2009-04-29 245 ecmd->supported |= SUPPORTED_10000baseR_FEC;
894b19a6b343ce Ben Hutchings 2009-04-29 246 ecmd->advertising = ADVERTISED_Backplane;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 247 break;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 248
1b1c2e95103ce3 Ben Hutchings 2009-04-29 249 /* All the other defined modes are flavours of optical */
1b1c2e95103ce3 Ben Hutchings 2009-04-29 250 default:
1b1c2e95103ce3 Ben Hutchings 2009-04-29 251 ecmd->port = PORT_FIBRE;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 252 ecmd->supported = SUPPORTED_FIBRE;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 253 ecmd->advertising = ADVERTISED_FIBRE;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 254 break;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 255 }
1b1c2e95103ce3 Ben Hutchings 2009-04-29 256
1b1c2e95103ce3 Ben Hutchings 2009-04-29 257 if (mdio->mmds & MDIO_DEVS_AN) {
1b1c2e95103ce3 Ben Hutchings 2009-04-29 258 ecmd->supported |= SUPPORTED_Autoneg;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 259 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_AN,
1b1c2e95103ce3 Ben Hutchings 2009-04-29 260 MDIO_CTRL1);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 261 if (reg & MDIO_AN_CTRL1_ENABLE) {
1b1c2e95103ce3 Ben Hutchings 2009-04-29 262 ecmd->autoneg = AUTONEG_ENABLE;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 263 ecmd->advertising |=
1b1c2e95103ce3 Ben Hutchings 2009-04-29 264 ADVERTISED_Autoneg |
1b1c2e95103ce3 Ben Hutchings 2009-04-29 265 mdio45_get_an(mdio, MDIO_AN_ADVERTISE) |
1b1c2e95103ce3 Ben Hutchings 2009-04-29 266 npage_adv;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 267 } else {
1b1c2e95103ce3 Ben Hutchings 2009-04-29 268 ecmd->autoneg = AUTONEG_DISABLE;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 269 }
1b1c2e95103ce3 Ben Hutchings 2009-04-29 270 } else {
1b1c2e95103ce3 Ben Hutchings 2009-04-29 271 ecmd->autoneg = AUTONEG_DISABLE;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 272 }
1b1c2e95103ce3 Ben Hutchings 2009-04-29 273
1b1c2e95103ce3 Ben Hutchings 2009-04-29 274 if (ecmd->autoneg) {
1b1c2e95103ce3 Ben Hutchings 2009-04-29 275 u32 modes = 0;
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 276 int an_stat = mdio->mdio_read(mdio->dev, mdio->prtad,
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 277 MDIO_MMD_AN, MDIO_STAT1);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 278
1b1c2e95103ce3 Ben Hutchings 2009-04-29 279 /* If AN is complete and successful, report best common
1b1c2e95103ce3 Ben Hutchings 2009-04-29 280 * mode, otherwise report best advertised mode. */
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 281 if (an_stat & MDIO_AN_STAT1_COMPLETE) {
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 282 ecmd->lp_advertising =
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 283 mdio45_get_an(mdio, MDIO_AN_LPA) | npage_lpa;
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 284 if (an_stat & MDIO_AN_STAT1_LPABLE)
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 285 ecmd->lp_advertising |= ADVERTISED_Autoneg;
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 286 modes = ecmd->advertising & ecmd->lp_advertising;
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 287 }
0c09c1a49cc7b8 Ben Hutchings 2009-04-29 288 if ((modes & ~ADVERTISED_Autoneg) == 0)
1b1c2e95103ce3 Ben Hutchings 2009-04-29 289 modes = ecmd->advertising;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 290
894b19a6b343ce Ben Hutchings 2009-04-29 291 if (modes & (ADVERTISED_10000baseT_Full |
894b19a6b343ce Ben Hutchings 2009-04-29 292 ADVERTISED_10000baseKX4_Full |
894b19a6b343ce Ben Hutchings 2009-04-29 293 ADVERTISED_10000baseKR_Full)) {
707394972093e2 David Decotigny 2011-04-27 294 speed = SPEED_10000;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 295 ecmd->duplex = DUPLEX_FULL;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 296 } else if (modes & (ADVERTISED_1000baseT_Full |
894b19a6b343ce Ben Hutchings 2009-04-29 297 ADVERTISED_1000baseT_Half |
894b19a6b343ce Ben Hutchings 2009-04-29 298 ADVERTISED_1000baseKX_Full)) {
707394972093e2 David Decotigny 2011-04-27 299 speed = SPEED_1000;
894b19a6b343ce Ben Hutchings 2009-04-29 300 ecmd->duplex = !(modes & ADVERTISED_1000baseT_Half);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 301 } else if (modes & (ADVERTISED_100baseT_Full |
1b1c2e95103ce3 Ben Hutchings 2009-04-29 302 ADVERTISED_100baseT_Half)) {
707394972093e2 David Decotigny 2011-04-27 303 speed = SPEED_100;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 304 ecmd->duplex = !!(modes & ADVERTISED_100baseT_Full);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 305 } else {
707394972093e2 David Decotigny 2011-04-27 306 speed = SPEED_10;
1b1c2e95103ce3 Ben Hutchings 2009-04-29 307 ecmd->duplex = !!(modes & ADVERTISED_10baseT_Full);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 308 }
1b1c2e95103ce3 Ben Hutchings 2009-04-29 309 } else {
1b1c2e95103ce3 Ben Hutchings 2009-04-29 310 /* Report forced settings */
1b1c2e95103ce3 Ben Hutchings 2009-04-29 311 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
1b1c2e95103ce3 Ben Hutchings 2009-04-29 312 MDIO_CTRL1);
707394972093e2 David Decotigny 2011-04-27 313 speed = (((reg & MDIO_PMA_CTRL1_SPEED1000) ? 100 : 1)
707394972093e2 David Decotigny 2011-04-27 314 * ((reg & MDIO_PMA_CTRL1_SPEED100) ? 100 : 10));
1b1c2e95103ce3 Ben Hutchings 2009-04-29 315 ecmd->duplex = (reg & MDIO_CTRL1_FULLDPLX ||
707394972093e2 David Decotigny 2011-04-27 316 speed == SPEED_10000);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 317 }
d005ba6cc82440 Ben Hutchings 2009-06-10 318
707394972093e2 David Decotigny 2011-04-27 319 ethtool_cmd_speed_set(ecmd, speed);
707394972093e2 David Decotigny 2011-04-27 320
d005ba6cc82440 Ben Hutchings 2009-06-10 321 /* 10GBASE-T MDI/MDI-X */
707394972093e2 David Decotigny 2011-04-27 322 if (ecmd->port == PORT_TP
707394972093e2 David Decotigny 2011-04-27 323 && (ethtool_cmd_speed(ecmd) == SPEED_10000)) {
d005ba6cc82440 Ben Hutchings 2009-06-10 324 switch (mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
d005ba6cc82440 Ben Hutchings 2009-06-10 325 MDIO_PMA_10GBT_SWAPPOL)) {
d005ba6cc82440 Ben Hutchings 2009-06-10 326 case MDIO_PMA_10GBT_SWAPPOL_ABNX | MDIO_PMA_10GBT_SWAPPOL_CDNX:
d005ba6cc82440 Ben Hutchings 2009-06-10 327 ecmd->eth_tp_mdix = ETH_TP_MDI;
d005ba6cc82440 Ben Hutchings 2009-06-10 328 break;
d005ba6cc82440 Ben Hutchings 2009-06-10 329 case 0:
d005ba6cc82440 Ben Hutchings 2009-06-10 330 ecmd->eth_tp_mdix = ETH_TP_MDI_X;
d005ba6cc82440 Ben Hutchings 2009-06-10 331 break;
d005ba6cc82440 Ben Hutchings 2009-06-10 332 default:
d005ba6cc82440 Ben Hutchings 2009-06-10 333 /* It's complicated... */
d005ba6cc82440 Ben Hutchings 2009-06-10 334 ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
d005ba6cc82440 Ben Hutchings 2009-06-10 335 break;
d005ba6cc82440 Ben Hutchings 2009-06-10 336 }
d005ba6cc82440 Ben Hutchings 2009-06-10 337 }
1b1c2e95103ce3 Ben Hutchings 2009-04-29 338 }
1b1c2e95103ce3 Ben Hutchings 2009-04-29 339 EXPORT_SYMBOL(mdio45_ethtool_gset_npage);
1b1c2e95103ce3 Ben Hutchings 2009-04-29 340
8e4881aa1d5d2f Philippe Reynes 2017-01-01 341 /**
8e4881aa1d5d2f Philippe Reynes 2017-01-01 342 * mdio45_ethtool_ksettings_get_npage - get settings for ETHTOOL_GLINKSETTINGS
8e4881aa1d5d2f Philippe Reynes 2017-01-01 343 * @mdio: MDIO interface
8e4881aa1d5d2f Philippe Reynes 2017-01-01 344 * @cmd: Ethtool request structure
8e4881aa1d5d2f Philippe Reynes 2017-01-01 345 * @npage_adv: Modes currently advertised on next pages
8e4881aa1d5d2f Philippe Reynes 2017-01-01 346 * @npage_lpa: Modes advertised by link partner on next pages
8e4881aa1d5d2f Philippe Reynes 2017-01-01 347 *
8e4881aa1d5d2f Philippe Reynes 2017-01-01 348 * The @cmd parameter is expected to have been cleared before calling
8e4881aa1d5d2f Philippe Reynes 2017-01-01 349 * mdio45_ethtool_ksettings_get_npage().
8e4881aa1d5d2f Philippe Reynes 2017-01-01 350 *
8e4881aa1d5d2f Philippe Reynes 2017-01-01 351 * Since the CSRs for auto-negotiation using next pages are not fully
8e4881aa1d5d2f Philippe Reynes 2017-01-01 352 * standardised, this function does not attempt to decode them. The
8e4881aa1d5d2f Philippe Reynes 2017-01-01 353 * caller must pass them in.
8e4881aa1d5d2f Philippe Reynes 2017-01-01 354 */
8e4881aa1d5d2f Philippe Reynes 2017-01-01 @355 void mdio45_ethtool_ksettings_get_npage(const struct mdio_if_info *mdio,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 356 struct ethtool_link_ksettings *cmd,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 357 u32 npage_adv, u32 npage_lpa)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 358 {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 359 int reg;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 360 u32 speed, supported = 0, advertising = 0, lp_advertising = 0;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 361
8e4881aa1d5d2f Philippe Reynes 2017-01-01 362 BUILD_BUG_ON(MDIO_SUPPORTS_C22 != ETH_MDIO_SUPPORTS_C22);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 363 BUILD_BUG_ON(MDIO_SUPPORTS_C45 != ETH_MDIO_SUPPORTS_C45);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 364
8e4881aa1d5d2f Philippe Reynes 2017-01-01 365 cmd->base.phy_address = mdio->prtad;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 366 cmd->base.mdio_support =
8e4881aa1d5d2f Philippe Reynes 2017-01-01 367 mdio->mode_support & (MDIO_SUPPORTS_C45 | MDIO_SUPPORTS_C22);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 368
8e4881aa1d5d2f Philippe Reynes 2017-01-01 369 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 370 MDIO_CTRL2);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 371 switch (reg & MDIO_PMA_CTRL2_TYPE) {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 372 case MDIO_PMA_CTRL2_10GBT:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 373 case MDIO_PMA_CTRL2_1000BT:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 374 case MDIO_PMA_CTRL2_100BTX:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 375 case MDIO_PMA_CTRL2_10BT:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 376 cmd->base.port = PORT_TP;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 377 supported = SUPPORTED_TP;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 378 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 379 MDIO_SPEED);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 380 if (reg & MDIO_SPEED_10G)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 381 supported |= SUPPORTED_10000baseT_Full;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 382 if (reg & MDIO_PMA_SPEED_1000)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 383 supported |= (SUPPORTED_1000baseT_Full |
8e4881aa1d5d2f Philippe Reynes 2017-01-01 384 SUPPORTED_1000baseT_Half);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 385 if (reg & MDIO_PMA_SPEED_100)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 386 supported |= (SUPPORTED_100baseT_Full |
8e4881aa1d5d2f Philippe Reynes 2017-01-01 387 SUPPORTED_100baseT_Half);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 388 if (reg & MDIO_PMA_SPEED_10)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 389 supported |= (SUPPORTED_10baseT_Full |
8e4881aa1d5d2f Philippe Reynes 2017-01-01 390 SUPPORTED_10baseT_Half);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 391 advertising = ADVERTISED_TP;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 392 break;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 393
8e4881aa1d5d2f Philippe Reynes 2017-01-01 394 case MDIO_PMA_CTRL2_10GBCX4:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 395 cmd->base.port = PORT_OTHER;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 396 supported = 0;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 397 advertising = 0;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 398 break;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 399
8e4881aa1d5d2f Philippe Reynes 2017-01-01 400 case MDIO_PMA_CTRL2_10GBKX4:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 401 case MDIO_PMA_CTRL2_10GBKR:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 402 case MDIO_PMA_CTRL2_1000BKX:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 403 cmd->base.port = PORT_OTHER;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 404 supported = SUPPORTED_Backplane;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 405 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 406 MDIO_PMA_EXTABLE);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 407 if (reg & MDIO_PMA_EXTABLE_10GBKX4)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 408 supported |= SUPPORTED_10000baseKX4_Full;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 409 if (reg & MDIO_PMA_EXTABLE_10GBKR)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 410 supported |= SUPPORTED_10000baseKR_Full;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 411 if (reg & MDIO_PMA_EXTABLE_1000BKX)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 412 supported |= SUPPORTED_1000baseKX_Full;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 413 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 414 MDIO_PMA_10GBR_FECABLE);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 415 if (reg & MDIO_PMA_10GBR_FECABLE_ABLE)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 416 supported |= SUPPORTED_10000baseR_FEC;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 417 advertising = ADVERTISED_Backplane;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 418 break;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 419
8e4881aa1d5d2f Philippe Reynes 2017-01-01 420 /* All the other defined modes are flavours of optical */
8e4881aa1d5d2f Philippe Reynes 2017-01-01 421 default:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 422 cmd->base.port = PORT_FIBRE;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 423 supported = SUPPORTED_FIBRE;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 424 advertising = ADVERTISED_FIBRE;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 425 break;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 426 }
8e4881aa1d5d2f Philippe Reynes 2017-01-01 427
8e4881aa1d5d2f Philippe Reynes 2017-01-01 428 if (mdio->mmds & MDIO_DEVS_AN) {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 429 supported |= SUPPORTED_Autoneg;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 430 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_AN,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 431 MDIO_CTRL1);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 432 if (reg & MDIO_AN_CTRL1_ENABLE) {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 433 cmd->base.autoneg = AUTONEG_ENABLE;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 434 advertising |=
8e4881aa1d5d2f Philippe Reynes 2017-01-01 435 ADVERTISED_Autoneg |
8e4881aa1d5d2f Philippe Reynes 2017-01-01 436 mdio45_get_an(mdio, MDIO_AN_ADVERTISE) |
8e4881aa1d5d2f Philippe Reynes 2017-01-01 437 npage_adv;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 438 } else {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 439 cmd->base.autoneg = AUTONEG_DISABLE;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 440 }
8e4881aa1d5d2f Philippe Reynes 2017-01-01 441 } else {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 442 cmd->base.autoneg = AUTONEG_DISABLE;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 443 }
8e4881aa1d5d2f Philippe Reynes 2017-01-01 444
8e4881aa1d5d2f Philippe Reynes 2017-01-01 445 if (cmd->base.autoneg) {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 446 u32 modes = 0;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 447 int an_stat = mdio->mdio_read(mdio->dev, mdio->prtad,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 448 MDIO_MMD_AN, MDIO_STAT1);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 449
8e4881aa1d5d2f Philippe Reynes 2017-01-01 450 /* If AN is complete and successful, report best common
8e4881aa1d5d2f Philippe Reynes 2017-01-01 451 * mode, otherwise report best advertised mode.
8e4881aa1d5d2f Philippe Reynes 2017-01-01 452 */
8e4881aa1d5d2f Philippe Reynes 2017-01-01 453 if (an_stat & MDIO_AN_STAT1_COMPLETE) {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 454 lp_advertising =
8e4881aa1d5d2f Philippe Reynes 2017-01-01 455 mdio45_get_an(mdio, MDIO_AN_LPA) | npage_lpa;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 456 if (an_stat & MDIO_AN_STAT1_LPABLE)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 457 lp_advertising |= ADVERTISED_Autoneg;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 458 modes = advertising & lp_advertising;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 459 }
8e4881aa1d5d2f Philippe Reynes 2017-01-01 460 if ((modes & ~ADVERTISED_Autoneg) == 0)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 461 modes = advertising;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 462
8e4881aa1d5d2f Philippe Reynes 2017-01-01 463 if (modes & (ADVERTISED_10000baseT_Full |
8e4881aa1d5d2f Philippe Reynes 2017-01-01 464 ADVERTISED_10000baseKX4_Full |
8e4881aa1d5d2f Philippe Reynes 2017-01-01 465 ADVERTISED_10000baseKR_Full)) {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 466 speed = SPEED_10000;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 467 cmd->base.duplex = DUPLEX_FULL;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 468 } else if (modes & (ADVERTISED_1000baseT_Full |
8e4881aa1d5d2f Philippe Reynes 2017-01-01 469 ADVERTISED_1000baseT_Half |
8e4881aa1d5d2f Philippe Reynes 2017-01-01 470 ADVERTISED_1000baseKX_Full)) {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 471 speed = SPEED_1000;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 472 cmd->base.duplex = !(modes & ADVERTISED_1000baseT_Half);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 473 } else if (modes & (ADVERTISED_100baseT_Full |
8e4881aa1d5d2f Philippe Reynes 2017-01-01 474 ADVERTISED_100baseT_Half)) {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 475 speed = SPEED_100;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 476 cmd->base.duplex = !!(modes & ADVERTISED_100baseT_Full);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 477 } else {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 478 speed = SPEED_10;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 479 cmd->base.duplex = !!(modes & ADVERTISED_10baseT_Full);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 480 }
8e4881aa1d5d2f Philippe Reynes 2017-01-01 481 } else {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 482 /* Report forced settings */
8e4881aa1d5d2f Philippe Reynes 2017-01-01 483 reg = mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 484 MDIO_CTRL1);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 485 speed = (((reg & MDIO_PMA_CTRL1_SPEED1000) ? 100 : 1)
8e4881aa1d5d2f Philippe Reynes 2017-01-01 486 * ((reg & MDIO_PMA_CTRL1_SPEED100) ? 100 : 10));
8e4881aa1d5d2f Philippe Reynes 2017-01-01 487 cmd->base.duplex = (reg & MDIO_CTRL1_FULLDPLX ||
8e4881aa1d5d2f Philippe Reynes 2017-01-01 488 speed == SPEED_10000);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 489 }
8e4881aa1d5d2f Philippe Reynes 2017-01-01 490
8e4881aa1d5d2f Philippe Reynes 2017-01-01 491 cmd->base.speed = speed;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 492
8e4881aa1d5d2f Philippe Reynes 2017-01-01 493 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 494 supported);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 495 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 496 advertising);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 497 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.lp_advertising,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 498 lp_advertising);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 499
8e4881aa1d5d2f Philippe Reynes 2017-01-01 500 /* 10GBASE-T MDI/MDI-X */
8e4881aa1d5d2f Philippe Reynes 2017-01-01 501 if (cmd->base.port == PORT_TP && (cmd->base.speed == SPEED_10000)) {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 502 switch (mdio->mdio_read(mdio->dev, mdio->prtad, MDIO_MMD_PMAPMD,
8e4881aa1d5d2f Philippe Reynes 2017-01-01 503 MDIO_PMA_10GBT_SWAPPOL)) {
8e4881aa1d5d2f Philippe Reynes 2017-01-01 504 case MDIO_PMA_10GBT_SWAPPOL_ABNX | MDIO_PMA_10GBT_SWAPPOL_CDNX:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 505 cmd->base.eth_tp_mdix = ETH_TP_MDI;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 506 break;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 507 case 0:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 508 cmd->base.eth_tp_mdix = ETH_TP_MDI_X;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 509 break;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 510 default:
8e4881aa1d5d2f Philippe Reynes 2017-01-01 511 /* It's complicated... */
8e4881aa1d5d2f Philippe Reynes 2017-01-01 512 cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 513 break;
8e4881aa1d5d2f Philippe Reynes 2017-01-01 514 }
8e4881aa1d5d2f Philippe Reynes 2017-01-01 515 }
8e4881aa1d5d2f Philippe Reynes 2017-01-01 516 }
8e4881aa1d5d2f Philippe Reynes 2017-01-01 517 EXPORT_SYMBOL(mdio45_ethtool_ksettings_get_npage);
8e4881aa1d5d2f Philippe Reynes 2017-01-01 518
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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