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path: root/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/fw.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/fw.c28
1 files changed, 26 insertions, 2 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 766c262500d2..f375275ee98e 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -794,17 +794,22 @@ out:
static void iwl_mvm_get_shared_mem_conf(struct iwl_mvm *mvm)
{
struct iwl_host_cmd cmd = {
- .id = SHARED_MEM_CFG,
.flags = CMD_WANT_SKB,
.data = { NULL, },
.len = { 0, },
};
- struct iwl_rx_packet *pkt;
struct iwl_shared_mem_cfg *mem_cfg;
+ struct iwl_rx_packet *pkt;
u32 i;
lockdep_assert_held(&mvm->mutex);
+ if (fw_has_capa(&mvm->fw->ucode_capa,
+ IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG))
+ cmd.id = iwl_cmd_id(SHARED_MEM_CFG_CMD, SYSTEM_GROUP, 0);
+ else
+ cmd.id = SHARED_MEM_CFG;
+
if (WARN_ON(iwl_mvm_send_cmd(mvm, &cmd)))
return;
@@ -830,6 +835,25 @@ static void iwl_mvm_get_shared_mem_conf(struct iwl_mvm *mvm)
le32_to_cpu(mem_cfg->page_buff_addr);
mvm->shared_mem_cfg.page_buff_size =
le32_to_cpu(mem_cfg->page_buff_size);
+
+ /* new API has more data */
+ if (fw_has_capa(&mvm->fw->ucode_capa,
+ IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) {
+ mvm->shared_mem_cfg.rxfifo_addr =
+ le32_to_cpu(mem_cfg->rxfifo_addr);
+ mvm->shared_mem_cfg.internal_txfifo_addr =
+ le32_to_cpu(mem_cfg->internal_txfifo_addr);
+
+ BUILD_BUG_ON(sizeof(mvm->shared_mem_cfg.internal_txfifo_size) !=
+ sizeof(mem_cfg->internal_txfifo_size));
+
+ for (i = 0;
+ i < ARRAY_SIZE(mvm->shared_mem_cfg.internal_txfifo_size);
+ i++)
+ mvm->shared_mem_cfg.internal_txfifo_size[i] =
+ le32_to_cpu(mem_cfg->internal_txfifo_size[i]);
+ }
+
IWL_DEBUG_INFO(mvm, "SHARED MEM CFG: got memory offsets/sizes\n");
iwl_free_resp(&cmd);