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SubjectRe: [PATCH] net: stmmac: socfpga: re-use the `interface` parameter from platform data
Hi Alexandru,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[cannot apply to v5.3-rc7 next-20190904]
[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/Alexandru-Ardelean/net-stmmac-socfpga-re-use-the-interface-parameter-from-platform-data/20190907-190627
config: sparc64-allmodconfig (attached as .config)
compiler: sparc64-linux-gcc (GCC) 7.4.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=7.4.0 make.cross ARCH=sparc64

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

In file included from include/linux/dma-mapping.h:7:0,
from include/linux/skbuff.h:30,
from include/linux/if_ether.h:19,
from include/uapi/linux/ethtool.h:19,
from include/linux/ethtool.h:18,
from include/linux/phy.h:16,
from drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c:11:
drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c: In function 'socfpga_gen5_set_phy_mode':
>> drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c:264:44: error: 'phymode' undeclared (first use in this function); did you mean 'phy_modes'?
dev_err(dwmac->dev, "bad phy mode %d\n", phymode);
^
include/linux/device.h:1499:32: note: in definition of macro 'dev_err'
_dev_err(dev, dev_fmt(fmt), ##__VA_ARGS__)
^~~~~~~~~~~
drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c:264:44: note: each undeclared identifier is reported only once for each function it appears in
dev_err(dwmac->dev, "bad phy mode %d\n", phymode);
^
include/linux/device.h:1499:32: note: in definition of macro 'dev_err'
_dev_err(dev, dev_fmt(fmt), ##__VA_ARGS__)
^~~~~~~~~~~
drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c: In function 'socfpga_gen10_set_phy_mode':
drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c:340:6: error: 'phymode' undeclared (first use in this function); did you mean 'phy_modes'?
phymode == PHY_INTERFACE_MODE_MII ||
^~~~~~~
phy_modes

vim +264 drivers/net//ethernet/stmicro/stmmac/dwmac-socfpga.c

40ae25505fe834 Dinh Nguyen 2019-06-05 255
40ae25505fe834 Dinh Nguyen 2019-06-05 256 static int socfpga_gen5_set_phy_mode(struct socfpga_dwmac *dwmac)
40ae25505fe834 Dinh Nguyen 2019-06-05 257 {
40ae25505fe834 Dinh Nguyen 2019-06-05 258 struct regmap *sys_mgr_base_addr = dwmac->sys_mgr_base_addr;
40ae25505fe834 Dinh Nguyen 2019-06-05 259 u32 reg_offset = dwmac->reg_offset;
40ae25505fe834 Dinh Nguyen 2019-06-05 260 u32 reg_shift = dwmac->reg_shift;
40ae25505fe834 Dinh Nguyen 2019-06-05 261 u32 ctrl, val, module;
40ae25505fe834 Dinh Nguyen 2019-06-05 262
6169afbe4a340b Alexandru Ardelean 2019-09-06 263 if (socfpga_set_phy_mode_common(dwmac, &val)) {
801d233b7302ee Dinh Nguyen 2014-03-26 @264 dev_err(dwmac->dev, "bad phy mode %d\n", phymode);
801d233b7302ee Dinh Nguyen 2014-03-26 265 return -EINVAL;
801d233b7302ee Dinh Nguyen 2014-03-26 266 }
801d233b7302ee Dinh Nguyen 2014-03-26 267
b4834c86e11baf Ley Foon Tan 2014-08-20 268 /* Overwrite val to GMII if splitter core is enabled. The phymode here
b4834c86e11baf Ley Foon Tan 2014-08-20 269 * is the actual phy mode on phy hardware, but phy interface from
b4834c86e11baf Ley Foon Tan 2014-08-20 270 * EMAC core is GMII.
b4834c86e11baf Ley Foon Tan 2014-08-20 271 */
b4834c86e11baf Ley Foon Tan 2014-08-20 272 if (dwmac->splitter_base)
b4834c86e11baf Ley Foon Tan 2014-08-20 273 val = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII;
b4834c86e11baf Ley Foon Tan 2014-08-20 274
70cb136f773083 Joachim Eastwood 2016-05-01 275 /* Assert reset to the enet controller before changing the phy mode */
bc8a2d9bcbf1ca Dinh Nguyen 2018-06-19 276 reset_control_assert(dwmac->stmmac_ocp_rst);
70cb136f773083 Joachim Eastwood 2016-05-01 277 reset_control_assert(dwmac->stmmac_rst);
70cb136f773083 Joachim Eastwood 2016-05-01 278
801d233b7302ee Dinh Nguyen 2014-03-26 279 regmap_read(sys_mgr_base_addr, reg_offset, &ctrl);
801d233b7302ee Dinh Nguyen 2014-03-26 280 ctrl &= ~(SYSMGR_EMACGRP_CTRL_PHYSEL_MASK << reg_shift);
801d233b7302ee Dinh Nguyen 2014-03-26 281 ctrl |= val << reg_shift;
801d233b7302ee Dinh Nguyen 2014-03-26 282
013dae5dbc07aa Stephan Gatzka 2017-08-22 283 if (dwmac->f2h_ptp_ref_clk ||
013dae5dbc07aa Stephan Gatzka 2017-08-22 284 phymode == PHY_INTERFACE_MODE_MII ||
013dae5dbc07aa Stephan Gatzka 2017-08-22 285 phymode == PHY_INTERFACE_MODE_GMII ||
013dae5dbc07aa Stephan Gatzka 2017-08-22 286 phymode == PHY_INTERFACE_MODE_SGMII) {
43569814fa35b2 Phil Reid 2015-12-14 287 ctrl |= SYSMGR_EMACGRP_CTRL_PTP_REF_CLK_MASK << (reg_shift / 2);
734e00fa02eff5 Phil Reid 2016-04-07 288 regmap_read(sys_mgr_base_addr, SYSMGR_FPGAGRP_MODULE_REG,
734e00fa02eff5 Phil Reid 2016-04-07 289 &module);
734e00fa02eff5 Phil Reid 2016-04-07 290 module |= (SYSMGR_FPGAGRP_MODULE_EMAC << (reg_shift / 2));
734e00fa02eff5 Phil Reid 2016-04-07 291 regmap_write(sys_mgr_base_addr, SYSMGR_FPGAGRP_MODULE_REG,
734e00fa02eff5 Phil Reid 2016-04-07 292 module);
734e00fa02eff5 Phil Reid 2016-04-07 293 } else {
43569814fa35b2 Phil Reid 2015-12-14 294 ctrl &= ~(SYSMGR_EMACGRP_CTRL_PTP_REF_CLK_MASK << (reg_shift / 2));
734e00fa02eff5 Phil Reid 2016-04-07 295 }
43569814fa35b2 Phil Reid 2015-12-14 296
801d233b7302ee Dinh Nguyen 2014-03-26 297 regmap_write(sys_mgr_base_addr, reg_offset, ctrl);
734e00fa02eff5 Phil Reid 2016-04-07 298
70cb136f773083 Joachim Eastwood 2016-05-01 299 /* Deassert reset for the phy configuration to be sampled by
70cb136f773083 Joachim Eastwood 2016-05-01 300 * the enet controller, and operation to start in requested mode
70cb136f773083 Joachim Eastwood 2016-05-01 301 */
bc8a2d9bcbf1ca Dinh Nguyen 2018-06-19 302 reset_control_deassert(dwmac->stmmac_ocp_rst);
70cb136f773083 Joachim Eastwood 2016-05-01 303 reset_control_deassert(dwmac->stmmac_rst);
fb3bbdb859891e Tien Hock Loh 2016-07-07 304 if (phymode == PHY_INTERFACE_MODE_SGMII) {
fb3bbdb859891e Tien Hock Loh 2016-07-07 305 if (tse_pcs_init(dwmac->pcs.tse_pcs_base, &dwmac->pcs) != 0) {
fb3bbdb859891e Tien Hock Loh 2016-07-07 306 dev_err(dwmac->dev, "Unable to initialize TSE PCS");
fb3bbdb859891e Tien Hock Loh 2016-07-07 307 return -EINVAL;
fb3bbdb859891e Tien Hock Loh 2016-07-07 308 }
fb3bbdb859891e Tien Hock Loh 2016-07-07 309 }
70cb136f773083 Joachim Eastwood 2016-05-01 310
801d233b7302ee Dinh Nguyen 2014-03-26 311 return 0;
801d233b7302ee Dinh Nguyen 2014-03-26 312 }
801d233b7302ee Dinh Nguyen 2014-03-26 313

:::::: The code at line 264 was first introduced by commit
:::::: 801d233b7302eeab94750427a623c10c044cb0ca net: stmmac: Add SOCFPGA glue driver

:::::: TO: Dinh Nguyen <dinguyen@altera.com>
:::::: CC: David S. Miller <davem@davemloft.net>

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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