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Message-ID: <202410031828.alwyd4Cj-lkp@intel.com>
Date: Thu, 3 Oct 2024 18:42:44 +0800
From: kernel test robot <lkp@...el.com>
To: Alexander Lobakin <aleksander.lobakin@...el.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Przemek Kitszel <przemyslaw.kitszel@...el.com>
Subject: drivers/net/ethernet/cavium/octeon/octeon_mgmt.c:1083:5: warning:
use of bitwise '|' with boolean operands
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 7ec462100ef9142344ddbf86f2c3008b97acddbe
commit: 8fab6a9d72e4fa0b0607b3a8011a909cabae79f7 linkmode: convert linkmode_{test,set,clear,mod}_bit() to macros
date: 6 months ago
config: mips-randconfig-r064-20241003 (https://download.01.org/0day-ci/archive/20241003/202410031828.alwyd4Cj-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project fef3566a25ff0e34fb87339ba5e13eca17cec00f)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241003/202410031828.alwyd4Cj-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/202410031828.alwyd4Cj-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/net/ethernet/cavium/octeon/octeon_mgmt.c:10:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:8:
In file included from include/linux/mm.h:2208:
include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
drivers/net/ethernet/cavium/octeon/octeon_mgmt.c:816:4: warning: variable 'i' is incremented both in the loop header and in the loop body [-Wfor-loop-analysis]
816 | i++;
| ^
drivers/net/ethernet/cavium/octeon/octeon_mgmt.c:811:23: note: incremented here
811 | for (i = 0; i < 10; i++) {
| ^
>> drivers/net/ethernet/cavium/octeon/octeon_mgmt.c:1083:5: warning: use of bitwise '|' with boolean operands [-Wbitwise-instead-of-logical]
1083 | (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
| ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1084 | netdev->phydev->supported) |
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| ||
1085 | linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1086 | netdev->phydev->supported)) != 0;
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/linkmode.h:46:27: note: expanded from macro 'linkmode_test_bit'
46 | #define linkmode_test_bit test_bit
| ^
include/linux/bitops.h:63:29: note: expanded from macro 'test_bit'
63 | #define test_bit(nr, addr) bitop(_test_bit, nr, addr)
| ^
include/linux/bitops.h:51:2: note: expanded from macro 'bitop'
51 | ((__builtin_constant_p(nr) && \
| ^
drivers/net/ethernet/cavium/octeon/octeon_mgmt.c:1083:5: note: cast one or both operands to int to silence this warning
include/linux/linkmode.h:46:27: note: expanded from macro 'linkmode_test_bit'
46 | #define linkmode_test_bit test_bit
| ^
include/linux/bitops.h:63:29: note: expanded from macro 'test_bit'
63 | #define test_bit(nr, addr) bitop(_test_bit, nr, addr)
| ^
include/linux/bitops.h:51:2: note: expanded from macro 'bitop'
51 | ((__builtin_constant_p(nr) && \
| ^
3 warnings generated.
vim +1083 drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 965
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 966 static int octeon_mgmt_open(struct net_device *netdev)
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 967 {
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 968 struct octeon_mgmt *p = netdev_priv(netdev);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 969 union cvmx_mixx_ctl mix_ctl;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 970 union cvmx_agl_gmx_inf_mode agl_gmx_inf_mode;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 971 union cvmx_mixx_oring1 oring1;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 972 union cvmx_mixx_iring1 iring1;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 973 union cvmx_agl_gmx_rxx_frm_ctl rxx_frm_ctl;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 974 union cvmx_mixx_irhwm mix_irhwm;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 975 union cvmx_mixx_orhwm mix_orhwm;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 976 union cvmx_mixx_intena mix_intena;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 977 struct sockaddr sa;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 978
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 979 /* Allocate ring buffers. */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 980 p->tx_ring = kzalloc(ring_size_to_bytes(OCTEON_MGMT_TX_RING_SIZE),
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 981 GFP_KERNEL);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 982 if (!p->tx_ring)
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 983 return -ENOMEM;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 984 p->tx_ring_handle =
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 985 dma_map_single(p->dev, p->tx_ring,
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 986 ring_size_to_bytes(OCTEON_MGMT_TX_RING_SIZE),
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 987 DMA_BIDIRECTIONAL);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 988 p->tx_next = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 989 p->tx_next_clean = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 990 p->tx_current_fill = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 991
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 992
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 993 p->rx_ring = kzalloc(ring_size_to_bytes(OCTEON_MGMT_RX_RING_SIZE),
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 994 GFP_KERNEL);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 995 if (!p->rx_ring)
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 996 goto err_nomem;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 997 p->rx_ring_handle =
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 998 dma_map_single(p->dev, p->rx_ring,
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 999 ring_size_to_bytes(OCTEON_MGMT_RX_RING_SIZE),
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1000 DMA_BIDIRECTIONAL);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1001
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1002 p->rx_next = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1003 p->rx_next_fill = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1004 p->rx_current_fill = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1005
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1006 octeon_mgmt_reset_hw(p);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1007
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1008 mix_ctl.u64 = cvmx_read_csr(p->mix + MIX_CTL);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1009
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1010 /* Bring it out of reset if needed. */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1011 if (mix_ctl.s.reset) {
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1012 mix_ctl.s.reset = 0;
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1013 cvmx_write_csr(p->mix + MIX_CTL, mix_ctl.u64);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1014 do {
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1015 mix_ctl.u64 = cvmx_read_csr(p->mix + MIX_CTL);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1016 } while (mix_ctl.s.reset);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1017 }
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1018
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1019 if (OCTEON_IS_MODEL(OCTEON_CN5XXX)) {
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1020 agl_gmx_inf_mode.u64 = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1021 agl_gmx_inf_mode.s.en = 1;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1022 cvmx_write_csr(CVMX_AGL_GMX_INF_MODE, agl_gmx_inf_mode.u64);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1023 }
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1024 if (OCTEON_IS_MODEL(OCTEON_CN56XX_PASS1_X)
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1025 || OCTEON_IS_MODEL(OCTEON_CN52XX_PASS1_X)) {
a0ce9b1e899494 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1026 /* Force compensation values, as they are not
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1027 * determined properly by HW
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1028 */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1029 union cvmx_agl_gmx_drv_ctl drv_ctl;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1030
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1031 drv_ctl.u64 = cvmx_read_csr(CVMX_AGL_GMX_DRV_CTL);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1032 if (p->port) {
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1033 drv_ctl.s.byp_en1 = 1;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1034 drv_ctl.s.nctl1 = 6;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1035 drv_ctl.s.pctl1 = 6;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1036 } else {
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1037 drv_ctl.s.byp_en = 1;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1038 drv_ctl.s.nctl = 6;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1039 drv_ctl.s.pctl = 6;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1040 }
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1041 cvmx_write_csr(CVMX_AGL_GMX_DRV_CTL, drv_ctl.u64);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1042 }
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1043
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1044 oring1.u64 = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1045 oring1.s.obase = p->tx_ring_handle >> 3;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1046 oring1.s.osize = OCTEON_MGMT_TX_RING_SIZE;
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1047 cvmx_write_csr(p->mix + MIX_ORING1, oring1.u64);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1048
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1049 iring1.u64 = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1050 iring1.s.ibase = p->rx_ring_handle >> 3;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1051 iring1.s.isize = OCTEON_MGMT_RX_RING_SIZE;
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1052 cvmx_write_csr(p->mix + MIX_IRING1, iring1.u64);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1053
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1054 memcpy(sa.sa_data, netdev->dev_addr, ETH_ALEN);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1055 octeon_mgmt_set_mac_address(netdev, &sa);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1056
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1057 octeon_mgmt_change_mtu(netdev, netdev->mtu);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1058
a0ce9b1e899494 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1059 /* Enable the port HW. Packets are not allowed until
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1060 * cvmx_mgmt_port_enable() is called.
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1061 */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1062 mix_ctl.u64 = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1063 mix_ctl.s.crc_strip = 1; /* Strip the ending CRC */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1064 mix_ctl.s.en = 1; /* Enable the port */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1065 mix_ctl.s.nbtarb = 0; /* Arbitration mode */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1066 /* MII CB-request FIFO programmable high watermark */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1067 mix_ctl.s.mrq_hwm = 1;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1068 #ifdef __LITTLE_ENDIAN
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1069 mix_ctl.s.lendian = 1;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1070 #endif
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1071 cvmx_write_csr(p->mix + MIX_CTL, mix_ctl.u64);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1072
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1073 /* Read the PHY to find the mode of the interface. */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1074 if (octeon_mgmt_init_phy(netdev)) {
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1075 dev_err(p->dev, "Cannot initialize PHY on MIX%d.\n", p->port);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1076 goto err_noirq;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1077 }
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1078
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1079 /* Set the mode of the interface, RGMII/MII. */
9e8e6e880d9346 drivers/net/ethernet/cavium/octeon/octeon_mgmt.c Philippe Reynes 2016-07-02 1080 if (OCTEON_IS_MODEL(OCTEON_CN6XXX) && netdev->phydev) {
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1081 union cvmx_agl_prtx_ctl agl_prtx_ctl;
3c1bcc8614db10 drivers/net/ethernet/cavium/octeon/octeon_mgmt.c Andrew Lunn 2018-11-10 1082 int rgmii_mode =
3c1bcc8614db10 drivers/net/ethernet/cavium/octeon/octeon_mgmt.c Andrew Lunn 2018-11-10 @1083 (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
3c1bcc8614db10 drivers/net/ethernet/cavium/octeon/octeon_mgmt.c Andrew Lunn 2018-11-10 1084 netdev->phydev->supported) |
3c1bcc8614db10 drivers/net/ethernet/cavium/octeon/octeon_mgmt.c Andrew Lunn 2018-11-10 1085 linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
3c1bcc8614db10 drivers/net/ethernet/cavium/octeon/octeon_mgmt.c Andrew Lunn 2018-11-10 1086 netdev->phydev->supported)) != 0;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1087
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1088 agl_prtx_ctl.u64 = cvmx_read_csr(p->agl_prt_ctl);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1089 agl_prtx_ctl.s.mode = rgmii_mode ? 0 : 1;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1090 cvmx_write_csr(p->agl_prt_ctl, agl_prtx_ctl.u64);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1091
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1092 /* MII clocks counts are based on the 125Mhz
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1093 * reference, which has an 8nS period. So our delays
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1094 * need to be multiplied by this factor.
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1095 */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1096 #define NS_PER_PHY_CLK 8
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1097
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1098 /* Take the DLL and clock tree out of reset */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1099 agl_prtx_ctl.u64 = cvmx_read_csr(p->agl_prt_ctl);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1100 agl_prtx_ctl.s.clkrst = 0;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1101 if (rgmii_mode) {
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1102 agl_prtx_ctl.s.dllrst = 0;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1103 agl_prtx_ctl.s.clktx_byp = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1104 }
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1105 cvmx_write_csr(p->agl_prt_ctl, agl_prtx_ctl.u64);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1106 cvmx_read_csr(p->agl_prt_ctl); /* Force write out before wait */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1107
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1108 /* Wait for the DLL to lock. External 125 MHz
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1109 * reference clock must be stable at this point.
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1110 */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1111 ndelay(256 * NS_PER_PHY_CLK);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1112
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1113 /* Enable the interface */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1114 agl_prtx_ctl.u64 = cvmx_read_csr(p->agl_prt_ctl);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1115 agl_prtx_ctl.s.enable = 1;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1116 cvmx_write_csr(p->agl_prt_ctl, agl_prtx_ctl.u64);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1117
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1118 /* Read the value back to force the previous write */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1119 agl_prtx_ctl.u64 = cvmx_read_csr(p->agl_prt_ctl);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1120
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1121 /* Enable the compensation controller */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1122 agl_prtx_ctl.s.comp = 1;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1123 agl_prtx_ctl.s.drv_byp = 0;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1124 cvmx_write_csr(p->agl_prt_ctl, agl_prtx_ctl.u64);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1125 /* Force write out before wait. */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1126 cvmx_read_csr(p->agl_prt_ctl);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1127
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1128 /* For compensation state to lock. */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1129 ndelay(1040 * NS_PER_PHY_CLK);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1130
906996d6eb8fbd drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2013-06-19 1131 /* Default Interframe Gaps are too small. Recommended
906996d6eb8fbd drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2013-06-19 1132 * workaround is.
906996d6eb8fbd drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2013-06-19 1133 *
906996d6eb8fbd drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2013-06-19 1134 * AGL_GMX_TX_IFG[IFG1]=14
906996d6eb8fbd drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2013-06-19 1135 * AGL_GMX_TX_IFG[IFG2]=10
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1136 */
906996d6eb8fbd drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2013-06-19 1137 cvmx_write_csr(CVMX_AGL_GMX_TX_IFG, 0xae);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1138 }
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1139
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1140 octeon_mgmt_rx_fill_ring(netdev);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1141
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1142 /* Clear statistics. */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1143 /* Clear on read. */
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1144 cvmx_write_csr(p->agl + AGL_GMX_RX_STATS_CTL, 1);
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1145 cvmx_write_csr(p->agl + AGL_GMX_RX_STATS_PKTS_DRP, 0);
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1146 cvmx_write_csr(p->agl + AGL_GMX_RX_STATS_PKTS_BAD, 0);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1147
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1148 cvmx_write_csr(p->agl + AGL_GMX_TX_STATS_CTL, 1);
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1149 cvmx_write_csr(p->agl + AGL_GMX_TX_STAT0, 0);
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1150 cvmx_write_csr(p->agl + AGL_GMX_TX_STAT1, 0);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1151
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1152 /* Clear any pending interrupts */
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1153 cvmx_write_csr(p->mix + MIX_ISR, cvmx_read_csr(p->mix + MIX_ISR));
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1154
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1155 if (request_irq(p->irq, octeon_mgmt_interrupt, 0, netdev->name,
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1156 netdev)) {
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1157 dev_err(p->dev, "request_irq(%d) failed.\n", p->irq);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1158 goto err_noirq;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1159 }
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1160
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1161 /* Interrupt every single RX packet */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1162 mix_irhwm.u64 = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1163 mix_irhwm.s.irhwm = 0;
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1164 cvmx_write_csr(p->mix + MIX_IRHWM, mix_irhwm.u64);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1165
b635e06993076c drivers/net/octeon/octeon_mgmt.c David Daney 2010-05-05 1166 /* Interrupt when we have 1 or more packets to clean. */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1167 mix_orhwm.u64 = 0;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1168 mix_orhwm.s.orhwm = 0;
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1169 cvmx_write_csr(p->mix + MIX_ORHWM, mix_orhwm.u64);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1170
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1171 /* Enable receive and transmit interrupts */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1172 mix_intena.u64 = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1173 mix_intena.s.ithena = 1;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1174 mix_intena.s.othena = 1;
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1175 cvmx_write_csr(p->mix + MIX_INTENA, mix_intena.u64);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1176
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1177 /* Enable packet I/O. */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1178
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1179 rxx_frm_ctl.u64 = 0;
3d305850261dfb drivers/net/ethernet/octeon/octeon_mgmt.c Chad Reese 2012-08-21 1180 rxx_frm_ctl.s.ptp_mode = p->has_rx_tstamp ? 1 : 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1181 rxx_frm_ctl.s.pre_align = 1;
a0ce9b1e899494 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1182 /* When set, disables the length check for non-min sized pkts
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1183 * with padding in the client data.
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1184 */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1185 rxx_frm_ctl.s.pad_len = 1;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1186 /* When set, disables the length check for VLAN pkts */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1187 rxx_frm_ctl.s.vlan_len = 1;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1188 /* When set, PREAMBLE checking is less strict */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1189 rxx_frm_ctl.s.pre_free = 1;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1190 /* Control Pause Frames can match station SMAC */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1191 rxx_frm_ctl.s.ctl_smac = 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1192 /* Control Pause Frames can match globally assign Multicast address */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1193 rxx_frm_ctl.s.ctl_mcst = 1;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1194 /* Forward pause information to TX block */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1195 rxx_frm_ctl.s.ctl_bck = 1;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1196 /* Drop Control Pause Frames */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1197 rxx_frm_ctl.s.ctl_drp = 1;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1198 /* Strip off the preamble */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1199 rxx_frm_ctl.s.pre_strp = 1;
a0ce9b1e899494 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1200 /* This port is configured to send PREAMBLE+SFD to begin every
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1201 * frame. GMX checks that the PREAMBLE is sent correctly.
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1202 */
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1203 rxx_frm_ctl.s.pre_chk = 1;
368bec0d4a84f7 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-07-05 1204 cvmx_write_csr(p->agl + AGL_GMX_RX_FRM_CTL, rxx_frm_ctl.u64);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1205
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1206 /* Configure the port duplex, speed and enables */
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1207 octeon_mgmt_disable_link(p);
9e8e6e880d9346 drivers/net/ethernet/cavium/octeon/octeon_mgmt.c Philippe Reynes 2016-07-02 1208 if (netdev->phydev)
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1209 octeon_mgmt_update_link(p);
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1210 octeon_mgmt_enable_link(p);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1211
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1212 p->last_link = 0;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1213 p->last_speed = 0;
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1214 /* PHY is not present in simulator. The carrier is enabled
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1215 * while initializing the phy for simulator, leave it enabled.
eeae05aa216957 drivers/net/ethernet/octeon/octeon_mgmt.c David Daney 2012-08-21 1216 */
9e8e6e880d9346 drivers/net/ethernet/cavium/octeon/octeon_mgmt.c Philippe Reynes 2016-07-02 1217 if (netdev->phydev) {
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1218 netif_carrier_off(netdev);
4663ff60257aec drivers/net/ethernet/cavium/octeon/octeon_mgmt.c Ivan Khoronzhuk 2020-09-25 1219 phy_start(netdev->phydev);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1220 }
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1221
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1222 netif_wake_queue(netdev);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1223 napi_enable(&p->napi);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1224
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1225 return 0;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1226 err_noirq:
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1227 octeon_mgmt_reset_hw(p);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1228 dma_unmap_single(p->dev, p->rx_ring_handle,
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1229 ring_size_to_bytes(OCTEON_MGMT_RX_RING_SIZE),
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1230 DMA_BIDIRECTIONAL);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1231 kfree(p->rx_ring);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1232 err_nomem:
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1233 dma_unmap_single(p->dev, p->tx_ring_handle,
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1234 ring_size_to_bytes(OCTEON_MGMT_TX_RING_SIZE),
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1235 DMA_BIDIRECTIONAL);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1236 kfree(p->tx_ring);
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1237 return -ENOMEM;
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1238 }
d6aa60a10b2f50 drivers/net/octeon/octeon_mgmt.c David Daney 2009-10-14 1239
:::::: The code at line 1083 was first introduced by commit
:::::: 3c1bcc8614db10803f1f57ef0295363917448cb2 net: ethernet: Convert phydev advertize and supported from u32 to link mode
:::::: TO: Andrew Lunn <andrew@...n.ch>
:::::: CC: David S. Miller <davem@...emloft.net>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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