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-rw-r--r--drivers/net/wireless/intel/iwlwifi/fw/acpi.h5
-rw-r--r--drivers/net/wireless/intel/iwlwifi/fw/runtime.h3
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/fw.c56
3 files changed, 33 insertions, 31 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h
index ac95d938109e..22b3c665f91a 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h
@@ -114,6 +114,11 @@ struct iwl_geo_profile {
struct iwl_geo_profile_band bands[ACPI_GEO_NUM_BANDS_REV2];
};
+/* Same thing as with SAR, all revisions fit in revision 2 */
+struct iwl_ppag_chain {
+ s8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2];
+};
+
enum iwl_dsm_funcs_rev_0 {
DSM_FUNC_QUERY = 0,
DSM_FUNC_DISABLE_SRD = 1,
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
index cd895b614ddb..3cb0ddbe3ab2 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
@@ -158,7 +158,8 @@ struct iwl_fw_runtime {
u32 geo_rev;
u32 geo_num_profiles;
bool geo_enabled;
- union iwl_ppag_table_cmd ppag_table;
+ struct iwl_ppag_chain ppag_chains[IWL_NUM_CHAIN_LIMITS];
+ u32 ppag_flags;
u32 ppag_ver;
struct iwl_sar_offset_mapping_cmd sgom_table;
bool sgom_enabled;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 40f95da0dfe9..65c1f9c88e67 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -958,13 +958,8 @@ static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm)
union acpi_object *wifi_pkg, *data, *flags;
int i, j, ret, tbl_rev, num_sub_bands;
int idx = 2;
- s8 *gain;
- /*
- * The 'flags' field is the same in v1 and in v2 so we can just
- * use v1 to access it.
- */
- mvm->fwrt.ppag_table.v1.flags = cpu_to_le32(0);
+ mvm->fwrt.ppag_flags = 0;
data = iwl_acpi_get_object(mvm->dev, ACPI_PPAG_METHOD);
if (IS_ERR(data))
@@ -976,8 +971,6 @@ static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm)
if (!IS_ERR(wifi_pkg)) {
if (tbl_rev == 1 || tbl_rev == 2) {
num_sub_bands = IWL_NUM_SUB_BANDS_V2;
- gain = mvm->fwrt.ppag_table.v2.gain[0];
- mvm->fwrt.ppag_ver = tbl_rev;
IWL_DEBUG_RADIO(mvm,
"Reading PPAG table v2 (tbl_rev=%d)\n",
tbl_rev);
@@ -997,8 +990,6 @@ static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm)
goto out_free;
}
num_sub_bands = IWL_NUM_SUB_BANDS_V1;
- gain = mvm->fwrt.ppag_table.v1.gain[0];
- mvm->fwrt.ppag_ver = 0;
IWL_DEBUG_RADIO(mvm, "Reading PPAG table v1 (tbl_rev=0)\n");
goto read_table;
}
@@ -1006,6 +997,7 @@ static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm)
goto out_free;
read_table:
+ mvm->fwrt.ppag_ver = tbl_rev;
flags = &wifi_pkg->package.elements[1];
if (flags->type != ACPI_TYPE_INTEGER) {
@@ -1013,10 +1005,9 @@ read_table:
goto out_free;
}
- mvm->fwrt.ppag_table.v1.flags = cpu_to_le32(flags->integer.value &
- IWL_PPAG_MASK);
+ mvm->fwrt.ppag_flags = flags->integer.value & IWL_PPAG_MASK;
- if (!mvm->fwrt.ppag_table.v1.flags) {
+ if (!mvm->fwrt.ppag_flags) {
ret = 0;
goto out_free;
}
@@ -1036,15 +1027,15 @@ read_table:
goto out_free;
}
- gain[i * num_sub_bands + j] = ent->integer.value;
+ mvm->fwrt.ppag_chains[i].subbands[j] = ent->integer.value;
if ((j == 0 &&
- (gain[i * num_sub_bands + j] > ACPI_PPAG_MAX_LB ||
- gain[i * num_sub_bands + j] < ACPI_PPAG_MIN_LB)) ||
+ (mvm->fwrt.ppag_chains[i].subbands[j] > ACPI_PPAG_MAX_LB ||
+ mvm->fwrt.ppag_chains[i].subbands[j] < ACPI_PPAG_MIN_LB)) ||
(j != 0 &&
- (gain[i * num_sub_bands + j] > ACPI_PPAG_MAX_HB ||
- gain[i * num_sub_bands + j] < ACPI_PPAG_MIN_HB))) {
- mvm->fwrt.ppag_table.v1.flags = cpu_to_le32(0);
+ (mvm->fwrt.ppag_chains[i].subbands[j] > ACPI_PPAG_MAX_HB ||
+ mvm->fwrt.ppag_chains[i].subbands[j] < ACPI_PPAG_MIN_HB))) {
+ mvm->fwrt.ppag_flags = 0;
ret = -EINVAL;
goto out_free;
}
@@ -1059,6 +1050,7 @@ out_free:
int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
{
+ union iwl_ppag_table_cmd cmd;
u8 cmd_ver;
int i, j, ret, num_sub_bands, cmd_size;
s8 *gain;
@@ -1068,37 +1060,39 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
"PPAG capability not supported by FW, command not sent.\n");
return 0;
}
- if (!mvm->fwrt.ppag_table.v1.flags) {
+ if (!mvm->fwrt.ppag_flags) {
IWL_DEBUG_RADIO(mvm, "PPAG not enabled, command not sent.\n");
return 0;
}
+ /* The 'flags' field is the same in v1 and in v2 so we can just
+ * use v1 to access it.
+ */
+ cmd.v1.flags = cpu_to_le32(mvm->fwrt.ppag_flags);
cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, PHY_OPS_GROUP,
PER_PLATFORM_ANT_GAIN_CMD,
IWL_FW_CMD_VER_UNKNOWN);
if (cmd_ver == 1) {
num_sub_bands = IWL_NUM_SUB_BANDS_V1;
- gain = mvm->fwrt.ppag_table.v1.gain[0];
- cmd_size = sizeof(mvm->fwrt.ppag_table.v1);
+ gain = cmd.v1.gain[0];
+ cmd_size = sizeof(cmd.v1);
if (mvm->fwrt.ppag_ver == 1 || mvm->fwrt.ppag_ver == 2) {
IWL_DEBUG_RADIO(mvm,
"PPAG table rev is %d but FW supports v1, sending truncated table\n",
mvm->fwrt.ppag_ver);
- mvm->fwrt.ppag_table.v1.flags &=
- cpu_to_le32(IWL_PPAG_ETSI_MASK);
+ cmd.v1.flags &= cpu_to_le32(IWL_PPAG_ETSI_MASK);
}
} else if (cmd_ver == 2 || cmd_ver == 3) {
num_sub_bands = IWL_NUM_SUB_BANDS_V2;
- gain = mvm->fwrt.ppag_table.v2.gain[0];
- cmd_size = sizeof(mvm->fwrt.ppag_table.v2);
+ gain = cmd.v2.gain[0];
+ cmd_size = sizeof(cmd.v2);
if (mvm->fwrt.ppag_ver == 0) {
IWL_DEBUG_RADIO(mvm,
"PPAG table is v1 but FW supports v2, sending padded table\n");
} else if (cmd_ver == 2 && mvm->fwrt.ppag_ver == 2) {
IWL_DEBUG_RADIO(mvm,
"PPAG table is v3 but FW supports v2, sending partial bitmap.\n");
- mvm->fwrt.ppag_table.v1.flags &=
- cpu_to_le32(IWL_PPAG_ETSI_MASK);
+ cmd.v1.flags &= cpu_to_le32(IWL_PPAG_ETSI_MASK);
}
} else {
IWL_DEBUG_RADIO(mvm, "Unsupported PPAG command version\n");
@@ -1107,6 +1101,8 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) {
for (j = 0; j < num_sub_bands; j++) {
+ gain[i * num_sub_bands + j] =
+ mvm->fwrt.ppag_chains[i].subbands[j];
IWL_DEBUG_RADIO(mvm,
"PPAG table: chain[%d] band[%d]: gain = %d\n",
i, j, gain[i * num_sub_bands + j]);
@@ -1115,7 +1111,7 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n");
ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP,
PER_PLATFORM_ANT_GAIN_CMD),
- 0, cmd_size, &mvm->fwrt.ppag_table);
+ 0, cmd_size, &cmd);
if (ret < 0)
IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n",
ret);
@@ -1154,7 +1150,7 @@ static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
IWL_DEBUG_RADIO(mvm,
"System vendor '%s' is not in the approved list, disabling PPAG.\n",
dmi_get_system_info(DMI_SYS_VENDOR));
- mvm->fwrt.ppag_table.v1.flags = cpu_to_le32(0);
+ mvm->fwrt.ppag_flags = 0;
return 0;
}
generated by cgit (git 2.34.1) at 2024-06-20 08:42:58 +0000