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| author | Hariprasad Shenai | 2015-01-27 09:17:46 +0100 |
|---|---|---|
| committer | David S. Miller | 2015-01-27 09:15:01 +0100 |
| commit | e5f0e43bee31d38fa5a2e9f9c0fc288b2bca6c88 (patch) | |
| tree | 26e0be2b7dbf54febbadb0db79c141687b8d2ac9 /drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c | |
| parent | cxgb4: Added support in debugfs to dump sge_qinfo (diff) | |
| download | kernel-qcow2-linux-e5f0e43bee31d38fa5a2e9f9c0fc288b2bca6c88.tar.gz kernel-qcow2-linux-e5f0e43bee31d38fa5a2e9f9c0fc288b2bca6c88.tar.xz kernel-qcow2-linux-e5f0e43bee31d38fa5a2e9f9c0fc288b2bca6c88.zip | |
cxgb4: Added support in debugfs to dump cim ingress bound queue contents
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index eb420e182084..3f4b07ef580e 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -239,6 +239,42 @@ static const struct file_operations cim_qcfg_fops = { .release = single_release, }; +static int cimq_show(struct seq_file *seq, void *v, int idx) +{ + const u32 *p = v; + + seq_printf(seq, "%#06x: %08x %08x %08x %08x\n", idx * 16, p[0], p[1], + p[2], p[3]); + return 0; +} + +static int cim_ibq_open(struct inode *inode, struct file *file) +{ + int ret; + struct seq_tab *p; + unsigned int qid = (uintptr_t)inode->i_private & 7; + struct adapter *adap = inode->i_private - qid; + + p = seq_open_tab(file, CIM_IBQ_SIZE, 4 * sizeof(u32), 0, cimq_show); + if (!p) + return -ENOMEM; + + ret = t4_read_cim_ibq(adap, qid, (u32 *)p->data, CIM_IBQ_SIZE * 4); + if (ret < 0) + seq_release_private(inode, file); + else + ret = 0; + return ret; +} + +static const struct file_operations cim_ibq_fops = { + .owner = THIS_MODULE, + .open = cim_ibq_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release_private +}; + /* Firmware Device Log dump. */ static const char * const devlog_level_strings[] = { [FW_DEVLOG_LEVEL_EMERG] = "EMERG", @@ -1346,6 +1382,12 @@ int t4_setup_debugfs(struct adapter *adap) { "rss_pf_config", &rss_pf_config_debugfs_fops, S_IRUSR, 0 }, { "rss_vf_config", &rss_vf_config_debugfs_fops, S_IRUSR, 0 }, { "sge_qinfo", &sge_qinfo_debugfs_fops, S_IRUSR, 0 }, + { "ibq_tp0", &cim_ibq_fops, S_IRUSR, 0 }, + { "ibq_tp1", &cim_ibq_fops, S_IRUSR, 1 }, + { "ibq_ulp", &cim_ibq_fops, S_IRUSR, 2 }, + { "ibq_sge0", &cim_ibq_fops, S_IRUSR, 3 }, + { "ibq_sge1", &cim_ibq_fops, S_IRUSR, 4 }, + { "ibq_ncsi", &cim_ibq_fops, S_IRUSR, 5 }, #if IS_ENABLED(CONFIG_IPV6) { "clip_tbl", &clip_tbl_debugfs_fops, S_IRUSR, 0 }, #endif |