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authorLinus Torvalds <torvalds@linux-foundation.org>2021-02-21 04:45:32 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-02-21 04:45:32 +0300
commit51e6d17809c85e1934600ec4cdb85552e9bda254 (patch)
tree917ecfba322f9c81fb2e936054462756515aebb8 /drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
parentf40ddce88593482919761f74910f42f4b84c004b (diff)
parent38b5133ad607ecdcc8d24906d1ac9cc8df41acd5 (diff)
downloadlinux-51e6d17809c85e1934600ec4cdb85552e9bda254.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
Pull networking updates from David Miller: "Here is what we have this merge window: 1) Support SW steering for mlx5 Connect-X6Dx, from Yevgeny Kliteynik. 2) Add RSS multi group support to octeontx2-pf driver, from Geetha Sowjanya. 3) Add support for KS8851 PHY. From Marek Vasut. 4) Add support for GarfieldPeak bluetooth controller from Kiran K. 5) Add support for half-duplex tcan4x5x can controllers. 6) Add batch skb rx processing to bcrm63xx_enet, from Sieng Piaw Liew. 7) Rework RX port offload infrastructure, particularly wrt, UDP tunneling, from Jakub Kicinski. 8) Add BCM72116 PHY support, from Florian Fainelli. 9) Remove Dsa specific notifiers, they are unnecessary. From Vladimir Oltean. 10) Add support for picosecond rx delay in dwmac-meson8b chips. From Martin Blumenstingl. 11) Support TSO on xfrm interfaces from Eyal Birger. 12) Add support for MP_PRIO to mptcp stack, from Geliang Tang. 13) Support BCM4908 integrated switch, from Rafał Miłecki. 14) Support for directly accessing kernel module variables via module BTF info, from Andrii Naryiko. 15) Add DASH (esktop and mobile Architecture for System Hardware) support to r8169 driver, from Heiner Kallweit. 16) Add rx vlan filtering to dpaa2-eth, from Ionut-robert Aron. 17) Add support for 100 base0x SFP devices, from Bjarni Jonasson. 18) Support link aggregation in DSA, from Tobias Waldekranz. 19) Support for bitwidse atomics in bpf, from Brendan Jackman. 20) SmartEEE support in at803x driver, from Russell King. 21) Add support for flow based tunneling to GTP, from Pravin B Shelar. 22) Allow arbitrary number of interconnrcts in ipa, from Alex Elder. 23) TLS RX offload for bonding, from Tariq Toukan. 24) RX decap offklload support in mac80211, from Felix Fietkou. 25) devlink health saupport in octeontx2-af, from George Cherian. 26) Add TTL attr to SCM_TIMESTAMP_OPT_STATS, from Yousuk Seung 27) Delegated actionss support in mptcp, from Paolo Abeni. 28) Support receive timestamping when doin zerocopy tcp receive. From Arjun Ray. 29) HTB offload support for mlx5, from Maxim Mikityanskiy. 30) UDP GRO forwarding, from Maxim Mikityanskiy. 31) TAPRIO offloading in dsa hellcreek driver, from Kurt Kanzenbach. 32) Weighted random twos choice algorithm for ipvs, from Darby Payne. 33) Fix netdev registration deadlock, from Johannes Berg. 34) Various conversions to new tasklet api, from EmilRenner Berthing. 35) Bulk skb allocations in veth, from Lorenzo Bianconi. 36) New ethtool interface for lane setting, from Danielle Ratson. 37) Offload failiure notifications for routes, from Amit Cohen. 38) BCM4908 support, from Rafał Miłecki. 39) Support several new iwlwifi chips, from Ihab Zhaika. 40) Flow drector support for ipv6 in i40e, from Przemyslaw Patynowski. 41) Support for mhi prrotocols, from Loic Poulain. 42) Optimize bpf program stats. 43) Implement RFC6056, for better port randomization, from Eric Dumazet. 44) hsr tag offloading support from George McCollister. 45) Netpoll support in qede, from Bhaskar Upadhaya. 46) 2005/400g speed support in bonding 3ad mode, from Nikolay Aleksandrov. 47) Netlink event support in mptcp, from Florian Westphal. 48) Better skbuff caching, from Alexander Lobakin. 49) MRP (Media Redundancy Protocol) offloading in DSA and a few drivers, from Horatiu Vultur. 50) mqprio saupport in mvneta, from Maxime Chevallier. 51) Remove of_phy_attach, no longer needed, from Florian Fainelli" * git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1766 commits) octeontx2-pf: Fix otx2_get_fecparam() cteontx2-pf: cn10k: Prevent harmless double shift bugs net: stmmac: Add PCI bus info to ethtool driver query output ptp: ptp_clockmatrix: clean-up - parenthesis around a == b are unnecessary ptp: ptp_clockmatrix: Simplify code - remove unnecessary `err` variable. ptp: ptp_clockmatrix: Coding style - tighten vertical spacing. ptp: ptp_clockmatrix: Clean-up dev_*() messages. ptp: ptp_clockmatrix: Remove unused header declarations. ptp: ptp_clockmatrix: Add alignment of 1 PPS to idtcm_perout_enable. ptp: ptp_clockmatrix: Add wait_for_sys_apll_dpll_lock. net: stmmac: dwmac-sun8i: Add a shutdown callback net: stmmac: dwmac-sun8i: Minor probe function cleanup net: stmmac: dwmac-sun8i: Use reset_control_reset net: stmmac: dwmac-sun8i: Remove unnecessary PHY power check net: stmmac: dwmac-sun8i: Return void from PHY unpower r8169: use macro pm_ptr net: mdio: Remove of_phy_attach() net: mscc: ocelot: select PACKING in the Kconfig net: re-solve some conflicts after net -> net-next merge net: dsa: tag_rtl4_a: Support also egress tags ...
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c169
1 files changed, 134 insertions, 35 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
index 80f848a9ee13..130760572262 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
@@ -91,7 +91,7 @@ static ssize_t iwl_dbgfs_tx_flush_write(struct iwl_mvm *mvm, char *buf,
"FLUSHING all tids queues on sta_id = %d\n",
flush_arg);
mutex_lock(&mvm->mutex);
- ret = iwl_mvm_flush_sta_tids(mvm, flush_arg, 0xFFFF, 0)
+ ret = iwl_mvm_flush_sta_tids(mvm, flush_arg, 0xFFFF)
? : count;
mutex_unlock(&mvm->mutex);
return ret;
@@ -101,7 +101,7 @@ static ssize_t iwl_dbgfs_tx_flush_write(struct iwl_mvm *mvm, char *buf,
flush_arg);
mutex_lock(&mvm->mutex);
- ret = iwl_mvm_flush_tx_path(mvm, flush_arg, 0) ? : count;
+ ret = iwl_mvm_flush_tx_path(mvm, flush_arg) ? : count;
mutex_unlock(&mvm->mutex);
return ret;
@@ -712,6 +712,30 @@ static ssize_t iwl_dbgfs_fw_ver_read(struct file *file, char __user *user_buf,
return ret;
}
+static ssize_t iwl_dbgfs_phy_integration_ver_read(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct iwl_mvm *mvm = file->private_data;
+ char *buf;
+ size_t bufsz;
+ int pos;
+ ssize_t ret;
+
+ bufsz = mvm->fw->phy_integration_ver_len + 2;
+ buf = kmalloc(bufsz, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ pos = scnprintf(buf, bufsz, "%.*s\n", mvm->fw->phy_integration_ver_len,
+ mvm->fw->phy_integration_ver);
+
+ ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+
+ kfree(buf);
+ return ret;
+}
+
#define PRINT_STATS_LE32(_struct, _memb) \
pos += scnprintf(buf + pos, bufsz - pos, \
fmt_table, #_memb, \
@@ -1117,24 +1141,22 @@ static ssize_t iwl_dbgfs_inject_packet_write(struct iwl_mvm *mvm,
char *buf, size_t count,
loff_t *ppos)
{
+ struct iwl_op_mode *opmode = container_of((void *)mvm,
+ struct iwl_op_mode,
+ op_mode_specific);
struct iwl_rx_cmd_buffer rxb = {
._rx_page_order = 0,
.truesize = 0, /* not used */
._offset = 0,
};
struct iwl_rx_packet *pkt;
- struct iwl_rx_mpdu_desc *desc;
int bin_len = count / 2;
int ret = -EINVAL;
- size_t mpdu_cmd_hdr_size = (mvm->trans->trans_cfg->device_family >=
- IWL_DEVICE_FAMILY_AX210) ?
- sizeof(struct iwl_rx_mpdu_desc) :
- IWL_RX_DESC_SIZE_V1;
if (!iwl_mvm_firmware_running(mvm))
return -EIO;
- /* supporting only 9000 descriptor */
+ /* supporting only MQ RX */
if (!mvm->trans->trans_cfg->mq_rx_supported)
return -ENOTSUPP;
@@ -1147,23 +1169,13 @@ static ssize_t iwl_dbgfs_inject_packet_write(struct iwl_mvm *mvm,
if (ret)
goto out;
- /* avoid invalid memory access */
- if (bin_len < sizeof(*pkt) + mpdu_cmd_hdr_size)
- goto out;
-
- /* check this is RX packet */
- if (WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd) !=
- WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD))
- goto out;
-
- /* check the length in metadata matches actual received length */
- desc = (void *)pkt->data;
- if (le16_to_cpu(desc->mpdu_len) !=
- (bin_len - mpdu_cmd_hdr_size - sizeof(*pkt)))
+ /* avoid invalid memory access and malformed packet */
+ if (bin_len < sizeof(*pkt) ||
+ bin_len != sizeof(*pkt) + iwl_rx_packet_payload_len(pkt))
goto out;
local_bh_disable();
- iwl_mvm_rx_mpdu_mq(mvm, NULL, &rxb, 0);
+ iwl_mvm_rx_mq(opmode, NULL, &rxb);
local_bh_enable();
ret = 0;
@@ -1337,6 +1349,24 @@ static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm,
return count;
}
+static ssize_t iwl_dbgfs_dbg_time_point_write(struct iwl_mvm *mvm,
+ char *buf, size_t count,
+ loff_t *ppos)
+{
+ u32 timepoint;
+
+ if (kstrtou32(buf, 0, &timepoint))
+ return -EINVAL;
+
+ if (timepoint == IWL_FW_INI_TIME_POINT_INVALID ||
+ timepoint >= IWL_FW_INI_TIME_POINT_NUM)
+ return -EINVAL;
+
+ iwl_dbg_tlv_time_point(&mvm->fwrt, timepoint, NULL);
+
+ return count;
+}
+
#define ADD_TEXT(...) pos += scnprintf(buf + pos, bufsz - pos, __VA_ARGS__)
#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
static ssize_t iwl_dbgfs_bcast_filters_read(struct file *file,
@@ -1746,6 +1776,69 @@ iwl_dbgfs_ltr_config_write(struct iwl_mvm *mvm,
return ret ?: count;
}
+static ssize_t iwl_dbgfs_rfi_freq_table_write(struct iwl_mvm *mvm, char *buf,
+ size_t count, loff_t *ppos)
+{
+ int ret = 0;
+ u16 op_id;
+
+ if (kstrtou16(buf, 10, &op_id))
+ return -EINVAL;
+
+ /* value zero triggers re-sending the default table to the device */
+ if (!op_id)
+ ret = iwl_rfi_send_config_cmd(mvm, NULL);
+ else
+ ret = -EOPNOTSUPP; /* in the future a new table will be added */
+
+ return ret ?: count;
+}
+
+/* The size computation is as follows:
+ * each number needs at most 3 characters, number of rows is the size of
+ * the table; So, need 5 chars for the "freq: " part and each tuple afterwards
+ * needs 6 characters for numbers and 5 for the punctuation around.
+ */
+#define IWL_RFI_BUF_SIZE (IWL_RFI_LUT_INSTALLED_SIZE *\
+ (5 + IWL_RFI_LUT_ENTRY_CHANNELS_NUM * (6 + 5)))
+
+static ssize_t iwl_dbgfs_rfi_freq_table_read(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct iwl_mvm *mvm = file->private_data;
+ struct iwl_rfi_freq_table_resp_cmd *resp;
+ u32 status;
+ char buf[IWL_RFI_BUF_SIZE];
+ int i, j, pos = 0;
+
+ resp = iwl_rfi_get_freq_table(mvm);
+ if (IS_ERR(resp))
+ return PTR_ERR(resp);
+
+ status = le32_to_cpu(resp->status);
+ if (status != RFI_FREQ_TABLE_OK) {
+ scnprintf(buf, IWL_RFI_BUF_SIZE, "status = %d\n", status);
+ goto out;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(resp->table); i++) {
+ pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos, "%d: ",
+ resp->table[i].freq);
+
+ for (j = 0; j < ARRAY_SIZE(resp->table[i].channels); j++)
+ pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos,
+ "(%d, %d) ",
+ resp->table[i].channels[j],
+ resp->table[i].bands[j]);
+ pos += scnprintf(buf + pos, IWL_RFI_BUF_SIZE - pos, "\n");
+ }
+
+out:
+ kfree(resp);
+ return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+}
+
MVM_DEBUGFS_READ_WRITE_FILE_OPS(prph_reg, 64);
/* Device wide debugfs entries */
@@ -1766,6 +1859,7 @@ MVM_DEBUGFS_READ_WRITE_FILE_OPS(disable_power_off, 64);
MVM_DEBUGFS_READ_FILE_OPS(fw_rx_stats);
MVM_DEBUGFS_READ_FILE_OPS(drv_rx_stats);
MVM_DEBUGFS_READ_FILE_OPS(fw_ver);
+MVM_DEBUGFS_READ_FILE_OPS(phy_integration_ver);
MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart, 10);
MVM_DEBUGFS_WRITE_FILE_OPS(fw_nmi, 10);
MVM_DEBUGFS_WRITE_FILE_OPS(bt_tx_prio, 10);
@@ -1773,6 +1867,7 @@ MVM_DEBUGFS_WRITE_FILE_OPS(bt_force_ant, 10);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_conf, 8);
MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_collect, 64);
+MVM_DEBUGFS_WRITE_FILE_OPS(dbg_time_point, 64);
MVM_DEBUGFS_WRITE_FILE_OPS(indirection_tbl,
(IWL_RSS_INDIRECTION_TABLE_SIZE * 2));
MVM_DEBUGFS_WRITE_FILE_OPS(inject_packet, 512);
@@ -1795,6 +1890,7 @@ MVM_DEBUGFS_READ_WRITE_STA_FILE_OPS(amsdu_len, 16);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(he_sniffer_params, 32);
MVM_DEBUGFS_WRITE_FILE_OPS(ltr_config, 512);
+MVM_DEBUGFS_READ_WRITE_FILE_OPS(rfi_freq_table, 16);
static ssize_t iwl_dbgfs_mem_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
@@ -1941,26 +2037,24 @@ void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw,
MVM_DEBUGFS_ADD_STA_FILE(amsdu_len, dir, 0600);
}
-void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
+void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm)
{
struct dentry *bcast_dir __maybe_unused;
char buf[100];
spin_lock_init(&mvm->drv_stats_lock);
- mvm->debugfs_dir = dbgfs_dir;
-
MVM_DEBUGFS_ADD_FILE(tx_flush, mvm->debugfs_dir, 0200);
MVM_DEBUGFS_ADD_FILE(sta_drain, mvm->debugfs_dir, 0200);
MVM_DEBUGFS_ADD_FILE(sram, mvm->debugfs_dir, 0600);
MVM_DEBUGFS_ADD_FILE(set_nic_temperature, mvm->debugfs_dir, 0600);
- MVM_DEBUGFS_ADD_FILE(nic_temp, dbgfs_dir, 0400);
- MVM_DEBUGFS_ADD_FILE(ctdp_budget, dbgfs_dir, 0400);
- MVM_DEBUGFS_ADD_FILE(stop_ctdp, dbgfs_dir, 0200);
- MVM_DEBUGFS_ADD_FILE(force_ctkill, dbgfs_dir, 0200);
- MVM_DEBUGFS_ADD_FILE(stations, dbgfs_dir, 0400);
- MVM_DEBUGFS_ADD_FILE(bt_notif, dbgfs_dir, 0400);
- MVM_DEBUGFS_ADD_FILE(bt_cmd, dbgfs_dir, 0400);
+ MVM_DEBUGFS_ADD_FILE(nic_temp, mvm->debugfs_dir, 0400);
+ MVM_DEBUGFS_ADD_FILE(ctdp_budget, mvm->debugfs_dir, 0400);
+ MVM_DEBUGFS_ADD_FILE(stop_ctdp, mvm->debugfs_dir, 0200);
+ MVM_DEBUGFS_ADD_FILE(force_ctkill, mvm->debugfs_dir, 0200);
+ MVM_DEBUGFS_ADD_FILE(stations, mvm->debugfs_dir, 0400);
+ MVM_DEBUGFS_ADD_FILE(bt_notif, mvm->debugfs_dir, 0400);
+ MVM_DEBUGFS_ADD_FILE(bt_cmd, mvm->debugfs_dir, 0400);
MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir, 0600);
MVM_DEBUGFS_ADD_FILE(fw_ver, mvm->debugfs_dir, 0400);
MVM_DEBUGFS_ADD_FILE(fw_rx_stats, mvm->debugfs_dir, 0400);
@@ -1978,8 +2072,12 @@ void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
MVM_DEBUGFS_ADD_FILE(inject_packet, mvm->debugfs_dir, 0200);
MVM_DEBUGFS_ADD_FILE(inject_beacon_ie, mvm->debugfs_dir, 0200);
MVM_DEBUGFS_ADD_FILE(inject_beacon_ie_restore, mvm->debugfs_dir, 0200);
+ MVM_DEBUGFS_ADD_FILE(rfi_freq_table, mvm->debugfs_dir, 0600);
+
+ if (mvm->fw->phy_integration_ver)
+ MVM_DEBUGFS_ADD_FILE(phy_integration_ver, mvm->debugfs_dir, 0400);
#ifdef CONFIG_ACPI
- MVM_DEBUGFS_ADD_FILE(sar_geo_profile, dbgfs_dir, 0400);
+ MVM_DEBUGFS_ADD_FILE(sar_geo_profile, mvm->debugfs_dir, 0400);
#endif
MVM_DEBUGFS_ADD_FILE(he_sniffer_params, mvm->debugfs_dir, 0600);
@@ -2031,12 +2129,13 @@ void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
debugfs_create_blob("nvm_reg", S_IRUSR,
mvm->debugfs_dir, &mvm->nvm_reg_blob);
- debugfs_create_file("mem", 0600, dbgfs_dir, mvm, &iwl_dbgfs_mem_ops);
+ debugfs_create_file("mem", 0600, mvm->debugfs_dir, mvm,
+ &iwl_dbgfs_mem_ops);
/*
* Create a symlink with mac80211. It will be removed when mac80211
* exists (before the opmode exists which removes the target.)
*/
- snprintf(buf, 100, "../../%pd2", dbgfs_dir->d_parent);
+ snprintf(buf, 100, "../../%pd2", mvm->debugfs_dir->d_parent);
debugfs_create_symlink("iwlwifi", mvm->hw->wiphy->debugfsdir, buf);
}