ath6kl: allow firmware to override firmware patch address

In some firmware versions their patch address has changed. If the firmware
provides one, use it to override the default address.

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

2 files changed, 8 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath6kl/core.h b/drivers/net/wireless/ath/ath6kl/core.h
index 82be42f5edc8..9ecf22bd4fc9 100644
--- a/drivers/net/wireless/ath/ath6kl/core.h
+++ b/drivers/net/wireless/ath/ath6kl/core.h
@@ -69,6 +69,7 @@ enum ath6kl_fw_ie_type {
         ATH6KL_FW_IE_PATCH_IMAGE = 4,
         ATH6KL_FW_IE_RESERVED_RAM_SIZE = 5,
         ATH6KL_FW_IE_CAPABILITIES = 6,
+        ATH6KL_FW_IE_PATCH_ADDR = 7,
 };
 
 enum ath6kl_fw_capability {
diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c
index 80c532d7f46d..e9785feeea17 100644
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -1000,6 +1000,13 @@ static int ath6kl_fetch_fw_api2(struct ath6kl *ar)
                                         __set_bit(i, ar->fw_capabilities);
                         }
                         break;
+                case ATH6KL_FW_IE_PATCH_ADDR:
+                        if (ie_len != sizeof(*val))
+                                break;
+
+                        val = (__le32 *) data;
+                        ar->hw.dataset_patch_addr = le32_to_cpup(val);
+                        break;
                 default:
                         ath6kl_dbg(ATH6KL_DBG_TRC, "Unknown fw ie: %u\n",
                                    le32_to_cpup(&hdr->id));