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authorHaim Dreyfuss <haim.dreyfuss@intel.com>2018-03-29 14:13:54 +0300
committerLuca Coelho <luciano.coelho@intel.com>2018-08-31 11:38:27 +0300
commit0791c2fce3c8b719db14c57fe3fac689743cd399 (patch)
treeef3a3acf202f0f6491654c94f57fed32b966b11e /drivers/net/wireless/intel/iwlwifi/mvm/fw.c
parent4c2f445c0f49bfd9d28f31df3919e5d88ecff6c6 (diff)
iwlwifi: mvm: support new reduce tx power FW API.
Update reduce tx power command API to be compatible with new FW API. Signed-off-by: Haim Dreyfuss <haim.dreyfuss@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/fw.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/fw.c23
1 files changed, 16 insertions, 7 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 6bb1a99a197a..878dc29c2010 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -773,19 +773,28 @@ out_free:
int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
{
- struct iwl_dev_tx_power_cmd cmd = {
- .v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS),
- };
+ union {
+ struct iwl_dev_tx_power_cmd v5;
+ struct iwl_dev_tx_power_cmd_v4 v4;
+ } cmd;
int i, j, idx;
int profs[ACPI_SAR_NUM_CHAIN_LIMITS] = { prof_a, prof_b };
- int len = sizeof(cmd);
+ int len;
BUILD_BUG_ON(ACPI_SAR_NUM_CHAIN_LIMITS < 2);
BUILD_BUG_ON(ACPI_SAR_NUM_CHAIN_LIMITS * ACPI_SAR_NUM_SUB_BANDS !=
ACPI_SAR_TABLE_SIZE);
- if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TX_POWER_ACK))
- len = sizeof(cmd.v3);
+ cmd.v5.v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS);
+
+ if (fw_has_api(&mvm->fw->ucode_capa,
+ IWL_UCODE_TLV_API_REDUCE_TX_POWER))
+ len = sizeof(cmd.v5);
+ else if (fw_has_capa(&mvm->fw->ucode_capa,
+ IWL_UCODE_TLV_CAPA_TX_POWER_ACK))
+ len = sizeof(cmd.v4);
+ else
+ len = sizeof(cmd.v4.v3);
for (i = 0; i < ACPI_SAR_NUM_CHAIN_LIMITS; i++) {
struct iwl_mvm_sar_profile *prof;
@@ -812,7 +821,7 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
IWL_DEBUG_RADIO(mvm, " Chain[%d]:\n", i);
for (j = 0; j < ACPI_SAR_NUM_SUB_BANDS; j++) {
idx = (i * ACPI_SAR_NUM_SUB_BANDS) + j;
- cmd.v3.per_chain_restriction[i][j] =
+ cmd.v5.v3.per_chain_restriction[i][j] =
cpu_to_le16(prof->table[idx]);
IWL_DEBUG_RADIO(mvm, " Band[%d] = %d * .125dBm\n",
j, prof->table[idx]);