| Message ID | 20201012081152.1126-4-schalla@marvell.com (mailing list archive) |
|---|---|
| State | Superseded |
| Delegated to: | Netdev Maintainers |
| Headers | show |
| Series | Add Support for Marvell OcteonTX2 Cryptographic | expand |
Hi Srujana,
I love your patch! Yet something to improve:
[auto build test ERROR on ipvs/master]
[also build test ERROR on linus/master v5.9 next-20201009]
[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]
url: https://github.com/0day-ci/linux/commits/Srujana-Challa/octeontx2-af-add-debugfs-entries-for-CPT-block/20201012-161457
base: https://git.kernel.org/pub/scm/linux/kernel/git/horms/ipvs.git master
config: arm64-randconfig-r001-20201012 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 9e72d3eaf38f217698f72cb8fdc969a6e72dad3a)
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
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://github.com/0day-ci/linux/commit/e56a51df7a3a1e85e34c91f054ed9e042df486c5
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Srujana-Challa/octeontx2-af-add-debugfs-entries-for-CPT-block/20201012-161457
git checkout e56a51df7a3a1e85e34c91f054ed9e042df486c5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1764:33: error: use of undeclared identifier 'CPT_AF_CONSTANTS1'
reg = rvu_read64(rvu, blkaddr, CPT_AF_CONSTANTS1);
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1788:34: error: implicit declaration of function 'CPT_AF_EXEX_STS' [-Werror,-Wimplicit-function-declaration]
reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_STS(e));
^
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1833:33: error: use of undeclared identifier 'CPT_AF_CONSTANTS1'
reg = rvu_read64(rvu, blkaddr, CPT_AF_CONSTANTS1);
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1858:34: error: implicit declaration of function 'CPT_AF_EXEX_CTL2' [-Werror,-Wimplicit-function-declaration]
reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_CTL2(e));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1861:34: error: implicit declaration of function 'CPT_AF_EXEX_ACTIVE' [-Werror,-Wimplicit-function-declaration]
reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_ACTIVE(e));
^
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1861:34: note: did you mean 'CPT_AF_EXEX_CTL2'?
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1858:34: note: 'CPT_AF_EXEX_CTL2' declared here
reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_CTL2(e));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1864:34: error: implicit declaration of function 'CPT_AF_EXEX_CTL' [-Werror,-Wimplicit-function-declaration]
reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_CTL(e));
^
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1864:34: note: did you mean 'CPT_AF_EXEX_CTL2'?
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1858:34: note: 'CPT_AF_EXEX_CTL2' declared here
reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_CTL2(e));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1894:34: error: implicit declaration of function 'CPT_AF_LFX_CTL' [-Werror,-Wimplicit-function-declaration]
reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_CTL(lf));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1896:34: error: implicit declaration of function 'CPT_AF_LFX_CTL2' [-Werror,-Wimplicit-function-declaration]
reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_CTL2(lf));
^
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1896:34: note: did you mean 'CPT_AF_LFX_CTL'?
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1894:34: note: 'CPT_AF_LFX_CTL' declared here
reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_CTL(lf));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1898:34: error: implicit declaration of function 'CPT_AF_LFX_PTR_CTL' [-Werror,-Wimplicit-function-declaration]
reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_PTR_CTL(lf));
^
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1898:34: note: did you mean 'CPT_AF_LFX_CTL'?
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1894:34: note: 'CPT_AF_LFX_CTL' declared here
reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_CTL(lf));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1920:34: error: implicit declaration of function 'CPT_AF_FLTX_INT' [-Werror,-Wimplicit-function-declaration]
reg0 = rvu_read64(rvu, blkaddr, CPT_AF_FLTX_INT(0));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1923:34: error: implicit declaration of function 'CPT_AF_PSNX_EXE' [-Werror,-Wimplicit-function-declaration]
reg0 = rvu_read64(rvu, blkaddr, CPT_AF_PSNX_EXE(0));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1926:34: error: implicit declaration of function 'CPT_AF_PSNX_LF' [-Werror,-Wimplicit-function-declaration]
reg0 = rvu_read64(rvu, blkaddr, CPT_AF_PSNX_LF(0));
^
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1926:34: note: did you mean 'CPT_AF_PSNX_EXE'?
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1923:34: note: 'CPT_AF_PSNX_EXE' declared here
reg0 = rvu_read64(rvu, blkaddr, CPT_AF_PSNX_EXE(0));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1928:34: error: use of undeclared identifier 'CPT_AF_RVU_INT'; did you mean 'CPT_AF_FLTX_INT'?
reg0 = rvu_read64(rvu, blkaddr, CPT_AF_RVU_INT);
^~~~~~~~~~~~~~
CPT_AF_FLTX_INT
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1920:34: note: 'CPT_AF_FLTX_INT' declared here
reg0 = rvu_read64(rvu, blkaddr, CPT_AF_FLTX_INT(0));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1930:34: error: use of undeclared identifier 'CPT_AF_RAS_INT'; did you mean 'CPT_AF_FLTX_INT'?
reg0 = rvu_read64(rvu, blkaddr, CPT_AF_RAS_INT);
^~~~~~~~~~~~~~
CPT_AF_FLTX_INT
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1920:34: note: 'CPT_AF_FLTX_INT' declared here
reg0 = rvu_read64(rvu, blkaddr, CPT_AF_FLTX_INT(0));
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1932:34: error: use of undeclared identifier 'CPT_AF_EXE_ERR_INFO'
reg0 = rvu_read64(rvu, blkaddr, CPT_AF_EXE_ERR_INFO);
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1951:33: error: use of undeclared identifier 'CPT_AF_INST_REQ_PC'
reg = rvu_read64(rvu, blkaddr, CPT_AF_INST_REQ_PC);
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1953:33: error: use of undeclared identifier 'CPT_AF_INST_LATENCY_PC'
reg = rvu_read64(rvu, blkaddr, CPT_AF_INST_LATENCY_PC);
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1955:33: error: use of undeclared identifier 'CPT_AF_RD_REQ_PC'
reg = rvu_read64(rvu, blkaddr, CPT_AF_RD_REQ_PC);
^
>> drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c:1957:33: error: use of undeclared identifier 'CPT_AF_RD_LATENCY_PC'
reg = rvu_read64(rvu, blkaddr, CPT_AF_RD_LATENCY_PC);
^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
vim +/CPT_AF_CONSTANTS1 +1764 drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c
1749
1750 static int rvu_dbg_cpt_engines_sts_display(struct seq_file *filp, void *unused)
1751 {
1752 u64 busy_sts[2] = {0}, free_sts[2] = {0};
1753 struct rvu *rvu = filp->private;
1754 u16 max_ses, max_ies, max_aes;
1755 u32 e_min = 0, e_max = 0, e;
1756 int blkaddr;
1757 char *e_type;
1758 u64 reg;
1759
1760 blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_CPT, 0);
1761 if (blkaddr < 0)
1762 return -ENODEV;
1763
> 1764 reg = rvu_read64(rvu, blkaddr, CPT_AF_CONSTANTS1);
1765 max_ses = reg & 0xffff;
1766 max_ies = (reg >> 16) & 0xffff;
1767 max_aes = (reg >> 32) & 0xffff;
1768
1769 e_type = rvu->rvu_dbg.cpt_ctx.e_type;
1770
1771 if (strcmp(e_type, "SE") == 0) {
1772 e_min = 0;
1773 e_max = max_ses - 1;
1774 } else if (strcmp(e_type, "IE") == 0) {
1775 e_min = max_ses;
1776 e_max = max_ses + max_ies - 1;
1777 } else if (strcmp(e_type, "AE") == 0) {
1778 e_min = max_ses + max_ies;
1779 e_max = max_ses + max_ies + max_aes - 1;
1780 } else if (strcmp(e_type, "all") == 0) {
1781 e_min = 0;
1782 e_max = max_ses + max_ies + max_aes - 1;
1783 } else {
1784 return -EINVAL;
1785 }
1786
1787 for (e = e_min; e <= e_max; e++) {
> 1788 reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_STS(e));
1789 if (reg & 0x1) {
1790 if (e < max_ses)
1791 busy_sts[0] |= 1ULL << e;
1792 else if (e >= max_ses)
1793 busy_sts[1] |= 1ULL << (e - max_ses);
1794 }
1795 if (reg & 0x2) {
1796 if (e < max_ses)
1797 free_sts[0] |= 1ULL << e;
1798 else if (e >= max_ses)
1799 free_sts[1] |= 1ULL << (e - max_ses);
1800 }
1801 }
1802 seq_printf(filp, "FREE STS : 0x%016llx 0x%016llx\n", free_sts[1],
1803 free_sts[0]);
1804 seq_printf(filp, "BUSY STS : 0x%016llx 0x%016llx\n", busy_sts[1],
1805 busy_sts[0]);
1806
1807 return 0;
1808 }
1809
1810 RVU_DEBUG_SEQ_FOPS(cpt_engines_sts, cpt_engines_sts_display,
1811 cpt_engines_sts_write);
1812
1813 static ssize_t rvu_dbg_cpt_engines_info_write(struct file *filp,
1814 const char __user *buffer,
1815 size_t count, loff_t *ppos)
1816 {
1817 return rvu_dbg_cpt_cmd_parser(filp, buffer, count, ppos);
1818 }
1819
1820 static int rvu_dbg_cpt_engines_info_display(struct seq_file *filp, void *unused)
1821 {
1822 struct rvu *rvu = filp->private;
1823 u16 max_ses, max_ies, max_aes;
1824 u32 e_min, e_max, e;
1825 int blkaddr;
1826 char *e_type;
1827 u64 reg;
1828
1829 blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_CPT, 0);
1830 if (blkaddr < 0)
1831 return -ENODEV;
1832
1833 reg = rvu_read64(rvu, blkaddr, CPT_AF_CONSTANTS1);
1834 max_ses = reg & 0xffff;
1835 max_ies = (reg >> 16) & 0xffff;
1836 max_aes = (reg >> 32) & 0xffff;
1837
1838 e_type = rvu->rvu_dbg.cpt_ctx.e_type;
1839
1840 if (strcmp(e_type, "SE") == 0) {
1841 e_min = 0;
1842 e_max = max_ses - 1;
1843 } else if (strcmp(e_type, "IE") == 0) {
1844 e_min = max_ses;
1845 e_max = max_ses + max_ies - 1;
1846 } else if (strcmp(e_type, "AE") == 0) {
1847 e_min = max_ses + max_ies;
1848 e_max = max_ses + max_ies + max_aes - 1;
1849 } else if (strcmp(e_type, "all") == 0) {
1850 e_min = 0;
1851 e_max = max_ses + max_ies + max_aes - 1;
1852 } else {
1853 return -EINVAL;
1854 }
1855
1856 seq_puts(filp, "===========================================\n");
1857 for (e = e_min; e <= e_max; e++) {
> 1858 reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_CTL2(e));
1859 seq_printf(filp, "CPT Engine[%u] Group Enable 0x%02llx\n", e,
1860 reg & 0xff);
> 1861 reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_ACTIVE(e));
1862 seq_printf(filp, "CPT Engine[%u] Active Info 0x%llx\n", e,
1863 reg);
> 1864 reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_CTL(e));
1865 seq_printf(filp, "CPT Engine[%u] Control 0x%llx\n", e,
1866 reg);
1867 seq_puts(filp, "===========================================\n");
1868 }
1869 return 0;
1870 }
1871
1872 RVU_DEBUG_SEQ_FOPS(cpt_engines_info, cpt_engines_info_display,
1873 cpt_engines_info_write);
1874
1875 static int rvu_dbg_cpt_lfs_info_display(struct seq_file *filp, void *unused)
1876 {
1877 struct rvu *rvu = filp->private;
1878 struct rvu_hwinfo *hw = rvu->hw;
1879 struct rvu_block *block;
1880 int blkaddr;
1881 u64 reg;
1882 u32 lf;
1883
1884 blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_CPT, 0);
1885 if (blkaddr < 0)
1886 return -ENODEV;
1887
1888 block = &hw->block[blkaddr];
1889 if (!block->lf.bmap)
1890 return -ENODEV;
1891
1892 seq_puts(filp, "===========================================\n");
1893 for (lf = 0; lf < block->lf.max; lf++) {
> 1894 reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_CTL(lf));
1895 seq_printf(filp, "CPT Lf[%u] CTL 0x%llx\n", lf, reg);
> 1896 reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_CTL2(lf));
1897 seq_printf(filp, "CPT Lf[%u] CTL2 0x%llx\n", lf, reg);
> 1898 reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_PTR_CTL(lf));
1899 seq_printf(filp, "CPT Lf[%u] PTR_CTL 0x%llx\n", lf, reg);
1900 reg = rvu_read64(rvu, blkaddr, block->lfcfg_reg |
1901 (lf << block->lfshift));
1902 seq_printf(filp, "CPT Lf[%u] CFG 0x%llx\n", lf, reg);
1903 seq_puts(filp, "===========================================\n");
1904 }
1905 return 0;
1906 }
1907
1908 RVU_DEBUG_SEQ_FOPS(cpt_lfs_info, cpt_lfs_info_display, NULL);
1909
1910 static int rvu_dbg_cpt_err_info_display(struct seq_file *filp, void *unused)
1911 {
1912 struct rvu *rvu = filp->private;
1913 u64 reg0, reg1;
1914 int blkaddr;
1915
1916 blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_CPT, 0);
1917 if (blkaddr < 0)
1918 return -ENODEV;
1919
> 1920 reg0 = rvu_read64(rvu, blkaddr, CPT_AF_FLTX_INT(0));
1921 reg1 = rvu_read64(rvu, blkaddr, CPT_AF_FLTX_INT(1));
1922 seq_printf(filp, "CPT_AF_FLTX_INT: 0x%llx 0x%llx\n", reg0, reg1);
> 1923 reg0 = rvu_read64(rvu, blkaddr, CPT_AF_PSNX_EXE(0));
1924 reg1 = rvu_read64(rvu, blkaddr, CPT_AF_PSNX_EXE(1));
1925 seq_printf(filp, "CPT_AF_PSNX_EXE: 0x%llx 0x%llx\n", reg0, reg1);
> 1926 reg0 = rvu_read64(rvu, blkaddr, CPT_AF_PSNX_LF(0));
1927 seq_printf(filp, "CPT_AF_PSNX_LF: 0x%llx\n", reg0);
> 1928 reg0 = rvu_read64(rvu, blkaddr, CPT_AF_RVU_INT);
1929 seq_printf(filp, "CPT_AF_RVU_INT: 0x%llx\n", reg0);
> 1930 reg0 = rvu_read64(rvu, blkaddr, CPT_AF_RAS_INT);
1931 seq_printf(filp, "CPT_AF_RAS_INT: 0x%llx\n", reg0);
> 1932 reg0 = rvu_read64(rvu, blkaddr, CPT_AF_EXE_ERR_INFO);
1933 seq_printf(filp, "CPT_AF_EXE_ERR_INFO: 0x%llx\n", reg0);
1934
1935 return 0;
1936 }
1937
1938 RVU_DEBUG_SEQ_FOPS(cpt_err_info, cpt_err_info_display, NULL);
1939
1940 static int rvu_dbg_cpt_pc_display(struct seq_file *filp, void *unused)
1941 {
1942 struct rvu *rvu;
1943 int blkaddr;
1944 u64 reg;
1945
1946 rvu = filp->private;
1947 blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_CPT, 0);
1948 if (blkaddr < 0)
1949 return -ENODEV;
1950
> 1951 reg = rvu_read64(rvu, blkaddr, CPT_AF_INST_REQ_PC);
1952 seq_printf(filp, "CPT instruction requests %llu\n", reg);
> 1953 reg = rvu_read64(rvu, blkaddr, CPT_AF_INST_LATENCY_PC);
1954 seq_printf(filp, "CPT instruction latency %llu\n", reg);
> 1955 reg = rvu_read64(rvu, blkaddr, CPT_AF_RD_REQ_PC);
1956 seq_printf(filp, "CPT NCB read requests %llu\n", reg);
> 1957 reg = rvu_read64(rvu, blkaddr, CPT_AF_RD_LATENCY_PC);
1958 seq_printf(filp, "CPT NCB read latency %llu\n", reg);
1959 reg = rvu_read64(rvu, blkaddr, CPT_AF_RD_UC_PC);
1960 seq_printf(filp, "CPT read requests caused by UC fills %llu\n", reg);
1961 reg = rvu_read64(rvu, blkaddr, CPT_AF_ACTIVE_CYCLES_PC);
1962 seq_printf(filp, "CPT active cycles pc %llu\n", reg);
1963 reg = rvu_read64(rvu, blkaddr, CPT_AF_CPTCLK_CNT);
1964 seq_printf(filp, "CPT clock count pc %llu\n", reg);
1965
1966 return 0;
1967 }
1968
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.h b/drivers/net/ethernet/marvell/octeontx2/af/rvu.h index c37e106d7006..fd3e27b96bd3 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.h @@ -42,6 +42,10 @@ struct dump_ctx { bool all; }; +struct cpt_dump_ctx { + char e_type[NAME_SIZE]; +}; + struct rvu_debugfs { struct dentry *root; struct dentry *cgx_root; @@ -50,11 +54,13 @@ struct rvu_debugfs { struct dentry *npa; struct dentry *nix; struct dentry *npc; + struct dentry *cpt; struct dump_ctx npa_aura_ctx; struct dump_ctx npa_pool_ctx; struct dump_ctx nix_cq_ctx; struct dump_ctx nix_rq_ctx; struct dump_ctx nix_sq_ctx; + struct cpt_dump_ctx cpt_ctx; int npa_qsize_id; int nix_qsize_id; }; diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c index 77adad4adb1b..9dbfcb7e1640 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c @@ -1676,6 +1676,347 @@ static void rvu_dbg_npc_init(struct rvu *rvu) debugfs_remove_recursive(rvu->rvu_dbg.npc); } +/* CPT debugfs APIs */ +static int parse_cpt_cmd_buffer(char *cmd_buf, size_t *count, + const char __user *buffer, char *e_type) +{ + int bytes_not_copied; + char *cmd_buf_tmp; + char *subtoken; + + bytes_not_copied = copy_from_user(cmd_buf, buffer, *count); + if (bytes_not_copied) + return -EFAULT; + + cmd_buf[*count] = '\0'; + cmd_buf_tmp = strchr(cmd_buf, '\n'); + + if (cmd_buf_tmp) { + *cmd_buf_tmp = '\0'; + *count = cmd_buf_tmp - cmd_buf + 1; + } + + subtoken = strsep(&cmd_buf, " "); + if (subtoken) + strcpy(e_type, subtoken); + else + return -EINVAL; + + if (cmd_buf) + return -EINVAL; + + if (strcmp(e_type, "SE") && strcmp(e_type, "IE") && + strcmp(e_type, "AE") && strcmp(e_type, "all")) + return -EINVAL; + + return 0; +} + +static ssize_t rvu_dbg_cpt_cmd_parser(struct file *filp, + const char __user *buffer, size_t count, + loff_t *ppos) +{ + struct seq_file *s = filp->private_data; + struct rvu *rvu = s->private; + char *cmd_buf; + int ret = 0; + + if ((*ppos != 0) || !count) + return -EINVAL; + + cmd_buf = kzalloc(count + 1, GFP_KERNEL); + if (!cmd_buf) + return -ENOSPC; + + if (parse_cpt_cmd_buffer(cmd_buf, &count, buffer, + rvu->rvu_dbg.cpt_ctx.e_type) < 0) + ret = -EINVAL; + + kfree(cmd_buf); + + if (ret) + return -EINVAL; + + return count; +} + +static ssize_t rvu_dbg_cpt_engines_sts_write(struct file *filp, + const char __user *buffer, + size_t count, loff_t *ppos) +{ + return rvu_dbg_cpt_cmd_parser(filp, buffer, count, ppos); +} + +static int rvu_dbg_cpt_engines_sts_display(struct seq_file *filp, void *unused) +{ + u64 busy_sts[2] = {0}, free_sts[2] = {0}; + struct rvu *rvu = filp->private; + u16 max_ses, max_ies, max_aes; + u32 e_min = 0, e_max = 0, e; + int blkaddr; + char *e_type; + u64 reg; + + blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_CPT, 0); + if (blkaddr < 0) + return -ENODEV; + + reg = rvu_read64(rvu, blkaddr, CPT_AF_CONSTANTS1); + max_ses = reg & 0xffff; + max_ies = (reg >> 16) & 0xffff; + max_aes = (reg >> 32) & 0xffff; + + e_type = rvu->rvu_dbg.cpt_ctx.e_type; + + if (strcmp(e_type, "SE") == 0) { + e_min = 0; + e_max = max_ses - 1; + } else if (strcmp(e_type, "IE") == 0) { + e_min = max_ses; + e_max = max_ses + max_ies - 1; + } else if (strcmp(e_type, "AE") == 0) { + e_min = max_ses + max_ies; + e_max = max_ses + max_ies + max_aes - 1; + } else if (strcmp(e_type, "all") == 0) { + e_min = 0; + e_max = max_ses + max_ies + max_aes - 1; + } else { + return -EINVAL; + } + + for (e = e_min; e <= e_max; e++) { + reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_STS(e)); + if (reg & 0x1) { + if (e < max_ses) + busy_sts[0] |= 1ULL << e; + else if (e >= max_ses) + busy_sts[1] |= 1ULL << (e - max_ses); + } + if (reg & 0x2) { + if (e < max_ses) + free_sts[0] |= 1ULL << e; + else if (e >= max_ses) + free_sts[1] |= 1ULL << (e - max_ses); + } + } + seq_printf(filp, "FREE STS : 0x%016llx 0x%016llx\n", free_sts[1], + free_sts[0]); + seq_printf(filp, "BUSY STS : 0x%016llx 0x%016llx\n", busy_sts[1], + busy_sts[0]); + + return 0; +} + +RVU_DEBUG_SEQ_FOPS(cpt_engines_sts, cpt_engines_sts_display, + cpt_engines_sts_write); + +static ssize_t rvu_dbg_cpt_engines_info_write(struct file *filp, + const char __user *buffer, + size_t count, loff_t *ppos) +{ + return rvu_dbg_cpt_cmd_parser(filp, buffer, count, ppos); +} + +static int rvu_dbg_cpt_engines_info_display(struct seq_file *filp, void *unused) +{ + struct rvu *rvu = filp->private; + u16 max_ses, max_ies, max_aes; + u32 e_min, e_max, e; + int blkaddr; + char *e_type; + u64 reg; + + blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_CPT, 0); + if (blkaddr < 0) + return -ENODEV; + + reg = rvu_read64(rvu, blkaddr, CPT_AF_CONSTANTS1); + max_ses = reg & 0xffff; + max_ies = (reg >> 16) & 0xffff; + max_aes = (reg >> 32) & 0xffff; + + e_type = rvu->rvu_dbg.cpt_ctx.e_type; + + if (strcmp(e_type, "SE") == 0) { + e_min = 0; + e_max = max_ses - 1; + } else if (strcmp(e_type, "IE") == 0) { + e_min = max_ses; + e_max = max_ses + max_ies - 1; + } else if (strcmp(e_type, "AE") == 0) { + e_min = max_ses + max_ies; + e_max = max_ses + max_ies + max_aes - 1; + } else if (strcmp(e_type, "all") == 0) { + e_min = 0; + e_max = max_ses + max_ies + max_aes - 1; + } else { + return -EINVAL; + } + + seq_puts(filp, "===========================================\n"); + for (e = e_min; e <= e_max; e++) { + reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_CTL2(e)); + seq_printf(filp, "CPT Engine[%u] Group Enable 0x%02llx\n", e, + reg & 0xff); + reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_ACTIVE(e)); + seq_printf(filp, "CPT Engine[%u] Active Info 0x%llx\n", e, + reg); + reg = rvu_read64(rvu, blkaddr, CPT_AF_EXEX_CTL(e)); + seq_printf(filp, "CPT Engine[%u] Control 0x%llx\n", e, + reg); + seq_puts(filp, "===========================================\n"); + } + return 0; +} + +RVU_DEBUG_SEQ_FOPS(cpt_engines_info, cpt_engines_info_display, + cpt_engines_info_write); + +static int rvu_dbg_cpt_lfs_info_display(struct seq_file *filp, void *unused) +{ + struct rvu *rvu = filp->private; + struct rvu_hwinfo *hw = rvu->hw; + struct rvu_block *block; + int blkaddr; + u64 reg; + u32 lf; + + blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_CPT, 0); + if (blkaddr < 0) + return -ENODEV; + + block = &hw->block[blkaddr]; + if (!block->lf.bmap) + return -ENODEV; + + seq_puts(filp, "===========================================\n"); + for (lf = 0; lf < block->lf.max; lf++) { + reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_CTL(lf)); + seq_printf(filp, "CPT Lf[%u] CTL 0x%llx\n", lf, reg); + reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_CTL2(lf)); + seq_printf(filp, "CPT Lf[%u] CTL2 0x%llx\n", lf, reg); + reg = rvu_read64(rvu, blkaddr, CPT_AF_LFX_PTR_CTL(lf)); + seq_printf(filp, "CPT Lf[%u] PTR_CTL 0x%llx\n", lf, reg); + reg = rvu_read64(rvu, blkaddr, block->lfcfg_reg | + (lf << block->lfshift)); + seq_printf(filp, "CPT Lf[%u] CFG 0x%llx\n", lf, reg); + seq_puts(filp, "===========================================\n"); + } + return 0; +} + +RVU_DEBUG_SEQ_FOPS(cpt_lfs_info, cpt_lfs_info_display, NULL); + +static int rvu_dbg_cpt_err_info_display(struct seq_file *filp, void *unused) +{ + struct rvu *rvu = filp->private; + u64 reg0, reg1; + int blkaddr; + + blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_CPT, 0); + if (blkaddr < 0) + return -ENODEV; + + reg0 = rvu_read64(rvu, blkaddr, CPT_AF_FLTX_INT(0)); + reg1 = rvu_read64(rvu, blkaddr, CPT_AF_FLTX_INT(1)); + seq_printf(filp, "CPT_AF_FLTX_INT: 0x%llx 0x%llx\n", reg0, reg1); + reg0 = rvu_read64(rvu, blkaddr, CPT_AF_PSNX_EXE(0)); + reg1 = rvu_read64(rvu, blkaddr, CPT_AF_PSNX_EXE(1)); + seq_printf(filp, "CPT_AF_PSNX_EXE: 0x%llx 0x%llx\n", reg0, reg1); + reg0 = rvu_read64(rvu, blkaddr, CPT_AF_PSNX_LF(0)); + seq_printf(filp, "CPT_AF_PSNX_LF: 0x%llx\n", reg0); + reg0 = rvu_read64(rvu, blkaddr, CPT_AF_RVU_INT); + seq_printf(filp, "CPT_AF_RVU_INT: 0x%llx\n", reg0); + reg0 = rvu_read64(rvu, blkaddr, CPT_AF_RAS_INT); + seq_printf(filp, "CPT_AF_RAS_INT: 0x%llx\n", reg0); + reg0 = rvu_read64(rvu, blkaddr, CPT_AF_EXE_ERR_INFO); + seq_printf(filp, "CPT_AF_EXE_ERR_INFO: 0x%llx\n", reg0); + + return 0; +} + +RVU_DEBUG_SEQ_FOPS(cpt_err_info, cpt_err_info_display, NULL); + +static int rvu_dbg_cpt_pc_display(struct seq_file *filp, void *unused) +{ + struct rvu *rvu; + int blkaddr; + u64 reg; + + rvu = filp->private; + blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_CPT, 0); + if (blkaddr < 0) + return -ENODEV; + + reg = rvu_read64(rvu, blkaddr, CPT_AF_INST_REQ_PC); + seq_printf(filp, "CPT instruction requests %llu\n", reg); + reg = rvu_read64(rvu, blkaddr, CPT_AF_INST_LATENCY_PC); + seq_printf(filp, "CPT instruction latency %llu\n", reg); + reg = rvu_read64(rvu, blkaddr, CPT_AF_RD_REQ_PC); + seq_printf(filp, "CPT NCB read requests %llu\n", reg); + reg = rvu_read64(rvu, blkaddr, CPT_AF_RD_LATENCY_PC); + seq_printf(filp, "CPT NCB read latency %llu\n", reg); + reg = rvu_read64(rvu, blkaddr, CPT_AF_RD_UC_PC); + seq_printf(filp, "CPT read requests caused by UC fills %llu\n", reg); + reg = rvu_read64(rvu, blkaddr, CPT_AF_ACTIVE_CYCLES_PC); + seq_printf(filp, "CPT active cycles pc %llu\n", reg); + reg = rvu_read64(rvu, blkaddr, CPT_AF_CPTCLK_CNT); + seq_printf(filp, "CPT clock count pc %llu\n", reg); + + return 0; +} + +RVU_DEBUG_SEQ_FOPS(cpt_pc, cpt_pc_display, NULL); + +static void rvu_dbg_cpt_init(struct rvu *rvu) +{ + const struct device *dev = &rvu->pdev->dev; + struct dentry *pfile; + + if (!is_block_implemented(rvu->hw, BLKADDR_CPT0)) + return; + + rvu->rvu_dbg.cpt = debugfs_create_dir("cpt", rvu->rvu_dbg.root); + if (!rvu->rvu_dbg.cpt) + return; + + pfile = debugfs_create_file("cpt_pc", 0600, + rvu->rvu_dbg.cpt, rvu, + &rvu_dbg_cpt_pc_fops); + if (!pfile) + goto create_failed; + + pfile = debugfs_create_file("cpt_engines_sts", 0600, + rvu->rvu_dbg.cpt, rvu, + &rvu_dbg_cpt_engines_sts_fops); + if (!pfile) + goto create_failed; + + pfile = debugfs_create_file("cpt_engines_info", 0600, + rvu->rvu_dbg.cpt, rvu, + &rvu_dbg_cpt_engines_info_fops); + if (!pfile) + goto create_failed; + + pfile = debugfs_create_file("cpt_lfs_info", 0600, + rvu->rvu_dbg.cpt, rvu, + &rvu_dbg_cpt_lfs_info_fops); + if (!pfile) + goto create_failed; + + pfile = debugfs_create_file("cpt_err_info", 0600, + rvu->rvu_dbg.cpt, rvu, + &rvu_dbg_cpt_err_info_fops); + if (!pfile) + goto create_failed; + + return; + +create_failed: + dev_err(dev, "Failed to create debugfs dir/file for CPT\n"); + debugfs_remove_recursive(rvu->rvu_dbg.cpt); +} + void rvu_dbg_init(struct rvu *rvu) { struct device *dev = &rvu->pdev->dev; @@ -1695,6 +2036,7 @@ void rvu_dbg_init(struct rvu *rvu) rvu_dbg_nix_init(rvu); rvu_dbg_cgx_init(rvu); rvu_dbg_npc_init(rvu); + rvu_dbg_cpt_init(rvu); return;
Add entries to debugfs at /sys/kernel/debug/octeontx2/cpt. cpt_pc: dump cpt performance HW registers. Usage: cat /sys/kernel/debug/octeontx2/cpt/cpt_pc cpt_engines_sts: show cpt engines current state (busy/free status) Usage: echo "AE/SE/IE/all" > /sys/kernel/debug/octeontx2/cpt/cpt_engines_sts cat /sys/kernel/debug/octeontx2/cpt/cpt_engines_sts cpt_engines_info: dump cpt engine control registers. Usage: echo "AE/SE/IE/all" > /sys/kernel/debug/octeontx2/cpt/cpt_engines_info cat /sys/kernel/debug/octeontx2/cpt/cpt_engines_info cpt_lfs_info: dump cpt lfs control registers. Usage: cat /sys/kernel/debug/octeontx2/cpt/cpt_lfs_info cpt_err_info: dump cpt error registers. Usage: /sys/kernel/debug/octeontx2/cpt/cpt_err_info Signed-off-by: Srujana Challa <schalla@marvell.com> --- .../net/ethernet/marvell/octeontx2/af/rvu.h | 6 + .../marvell/octeontx2/af/rvu_debugfs.c | 342 ++++++++++++++++++ 2 files changed, 348 insertions(+)