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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/net/wireless/intel/iwlwifi/mvm/rfi.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/rfi.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/rfi.c143
1 files changed, 143 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c b/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c
new file mode 100644
index 000000000..bb77bc9aa
--- /dev/null
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c
@@ -0,0 +1,143 @@
+// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+/*
+ * Copyright (C) 2020 - 2021 Intel Corporation
+ */
+
+#include "mvm.h"
+#include "fw/api/commands.h"
+#include "fw/api/phy-ctxt.h"
+
+/*
+ * DDR needs frequency in units of 16.666MHz, so provide FW with the
+ * frequency values in the adjusted format.
+ */
+static const struct iwl_rfi_lut_entry iwl_rfi_table[IWL_RFI_LUT_SIZE] = {
+ /* frequency 2667MHz */
+ {cpu_to_le16(160), {50, 58, 60, 62, 64, 52, 54, 56},
+ {PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,
+ PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,}},
+
+ /* frequency 2933MHz */
+ {cpu_to_le16(176), {149, 151, 153, 157, 159, 161, 165, 163, 167, 169,
+ 171, 173, 175},
+ {PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,
+ PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,
+ PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,}},
+
+ /* frequency 3200MHz */
+ {cpu_to_le16(192), {79, 81, 83, 85, 87, 89, 91, 93},
+ {PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6,
+ PHY_BAND_6, PHY_BAND_6, PHY_BAND_6,}},
+
+ /* frequency 3733MHz */
+ {cpu_to_le16(223), {114, 116, 118, 120, 122, 106, 110, 124, 126},
+ {PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,
+ PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,}},
+
+ /* frequency 4000MHz */
+ {cpu_to_le16(240), {114, 151, 155, 157, 159, 161, 165},
+ {PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,
+ PHY_BAND_5, PHY_BAND_5,}},
+
+ /* frequency 4267MHz */
+ {cpu_to_le16(256), {79, 83, 85, 87, 89, 91, 93,},
+ {PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6,
+ PHY_BAND_6, PHY_BAND_6,}},
+
+ /* frequency 4400MHz */
+ {cpu_to_le16(264), {111, 119, 123, 125, 129, 131, 133, 135, 143,},
+ {PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6,
+ PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6,}},
+
+ /* frequency 5200MHz */
+ {cpu_to_le16(312), {36, 38, 40, 42, 44, 46, 50,},
+ {PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,
+ PHY_BAND_5, PHY_BAND_5,}},
+
+ /* frequency 5600MHz */
+ {cpu_to_le16(336), {106, 110, 112, 114, 116, 118, 120, 122},
+ {PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,
+ PHY_BAND_5, PHY_BAND_5, PHY_BAND_5,}},
+
+ /* frequency 6000MHz */
+ {cpu_to_le16(360), {3, 5, 7, 9, 11, 13, 15,},
+ {PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6,
+ PHY_BAND_6, PHY_BAND_6,}},
+
+ /* frequency 6400MHz */
+ {cpu_to_le16(384), {79, 83, 85, 87, 89, 91, 93,},
+ {PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6, PHY_BAND_6,
+ PHY_BAND_6, PHY_BAND_6,}},
+};
+
+int iwl_rfi_send_config_cmd(struct iwl_mvm *mvm, struct iwl_rfi_lut_entry *rfi_table)
+{
+ int ret;
+ struct iwl_rfi_config_cmd cmd;
+ struct iwl_host_cmd hcmd = {
+ .id = WIDE_ID(SYSTEM_GROUP, RFI_CONFIG_CMD),
+ .dataflags[0] = IWL_HCMD_DFL_DUP,
+ .data[0] = &cmd,
+ .len[0] = sizeof(cmd),
+ };
+
+ if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_RFIM_SUPPORT))
+ return -EOPNOTSUPP;
+
+ lockdep_assert_held(&mvm->mutex);
+
+ /* in case no table is passed, use the default one */
+ if (!rfi_table) {
+ memcpy(cmd.table, iwl_rfi_table, sizeof(cmd.table));
+ } else {
+ memcpy(cmd.table, rfi_table, sizeof(cmd.table));
+ /* notify FW the table is not the default one */
+ cmd.oem = 1;
+ }
+
+ ret = iwl_mvm_send_cmd(mvm, &hcmd);
+
+ if (ret)
+ IWL_ERR(mvm, "Failed to send RFI config cmd %d\n", ret);
+
+ return ret;
+}
+
+struct iwl_rfi_freq_table_resp_cmd *iwl_rfi_get_freq_table(struct iwl_mvm *mvm)
+{
+ struct iwl_rfi_freq_table_resp_cmd *resp;
+ int resp_size = sizeof(*resp);
+ int ret;
+ struct iwl_host_cmd cmd = {
+ .id = WIDE_ID(SYSTEM_GROUP, RFI_GET_FREQ_TABLE_CMD),
+ .flags = CMD_WANT_SKB,
+ };
+
+ if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_RFIM_SUPPORT))
+ return ERR_PTR(-EOPNOTSUPP);
+
+ mutex_lock(&mvm->mutex);
+ ret = iwl_mvm_send_cmd(mvm, &cmd);
+ mutex_unlock(&mvm->mutex);
+ if (ret)
+ return ERR_PTR(ret);
+
+ if (WARN_ON_ONCE(iwl_rx_packet_payload_len(cmd.resp_pkt) != resp_size))
+ return ERR_PTR(-EIO);
+
+ resp = kmemdup(cmd.resp_pkt->data, resp_size, GFP_KERNEL);
+ if (!resp)
+ return ERR_PTR(-ENOMEM);
+
+ iwl_free_resp(&cmd);
+ return resp;
+}
+
+void iwl_rfi_deactivate_notif_handler(struct iwl_mvm *mvm,
+ struct iwl_rx_cmd_buffer *rxb)
+{
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
+ struct iwl_rfi_deactivate_notif *notif = (void *)pkt->data;
+
+ IWL_INFO(mvm, "RFIm is deactivated, reason = %d\n", notif->reason);
+}