mac80211: ath11k: Support reading board_id from devicetree and

filesystem
This commit is contained in:
hzy 2023-12-04 23:42:34 +08:00
parent 8c04a80d72
commit 0228c90e69
2 changed files with 93 additions and 0 deletions

View File

@ -0,0 +1,35 @@
From 1b4a1cc8a00a1497f0afa782f1ae844db8eab3d4 Mon Sep 17 00:00:00 2001
From: hzy <hzyitc@outlook.com>
Date: Sat, 7 Oct 2023 22:19:31 +0800
Subject: [PATCH 1/2] ath11k: Support reading board_id from devicetree
---
drivers/net/wireless/ath/ath11k/qmi.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c
index 801d5880..a9aa40dd 100644
--- a/drivers/net/wireless/ath/ath11k/qmi.c
+++ b/drivers/net/wireless/ath/ath11k/qmi.c
@@ -2200,6 +2200,7 @@ static int ath11k_qmi_request_target_cap(struct ath11k_base *ab)
struct qmi_txn txn;
int ret = 0;
int r;
+ u32 board_id;
char *fw_build_id;
int fw_build_id_mask_len;
@@ -2242,7 +2243,9 @@ static int ath11k_qmi_request_target_cap(struct ath11k_base *ab)
ab->qmi.target.chip_family = resp.chip_info.chip_family;
}
- if (resp.board_info_valid)
+ if (!of_property_read_u32(ab->dev->of_node, "qcom,board_id", &board_id) && board_id != 0xFF)
+ ab->qmi.target.board_id = board_id;
+ else if (resp.board_info_valid)
ab->qmi.target.board_id = resp.board_info.board_id;
else
ab->qmi.target.board_id = 0xFF;
--
2.40.1

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@ -0,0 +1,58 @@
From e99fe9e7929eb55618e468c1bfbe64aa41fb9420 Mon Sep 17 00:00:00 2001
From: hzy <hzyitc@outlook.com>
Date: Sat, 7 Oct 2023 22:22:05 +0800
Subject: [PATCH 2/2] ath11k: Support reading board_id from filesystem
---
drivers/net/wireless/ath/ath11k/qmi.c | 28 ++++++++++++++++++++++++++-
1 file changed, 27 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c
index a9aa40dd..ebf99a9a 100644
--- a/drivers/net/wireless/ath/ath11k/qmi.c
+++ b/drivers/net/wireless/ath/ath11k/qmi.c
@@ -2193,6 +2193,30 @@ out:
return ret;
}
+static int ath11k_qmi_fetch_board_id_from_fs(struct ath11k_base *ab, u32 *board_id)
+{
+ const struct firmware *fw;
+ char buf[64];
+ int len;
+ int ret;
+
+ snprintf(buf, sizeof(buf), "board_id-%s-%s",
+ ath11k_bus_str(ab->hif.bus), dev_name(ab->dev));
+
+ fw = ath11k_core_firmware_request(ab, buf);
+ if(IS_ERR(fw))
+ return PTR_ERR(fw);
+
+ len = min(fw->size, sizeof(buf) - 1);
+ memcpy(buf, fw->data, len);
+ buf[len] = 0;
+
+ ret = kstrtouint(buf, 0, board_id);
+
+ release_firmware(fw);
+ return ret;
+}
+
static int ath11k_qmi_request_target_cap(struct ath11k_base *ab)
{
struct qmi_wlanfw_cap_req_msg_v01 req;
@@ -2243,7 +2267,9 @@ static int ath11k_qmi_request_target_cap(struct ath11k_base *ab)
ab->qmi.target.chip_family = resp.chip_info.chip_family;
}
- if (!of_property_read_u32(ab->dev->of_node, "qcom,board_id", &board_id) && board_id != 0xFF)
+ if (!ath11k_qmi_fetch_board_id_from_fs(ab, &board_id) && board_id != 0xFF)
+ ab->qmi.target.board_id = board_id;
+ else if (!of_property_read_u32(ab->dev->of_node, "qcom,board_id", &board_id) && board_id != 0xFF)
ab->qmi.target.board_id = board_id;
else if (resp.board_info_valid)
ab->qmi.target.board_id = resp.board_info.board_id;
--
2.40.1