ath10k: store separate pointers for firmware data

Needed for firmware IE formatted images.

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

diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 494b4c79524508c4775b103ddd1a1e0d94ababd6..b8f72f2c34e8df514864042ff6b739869ed85aec 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -168,8 +168,7 @@ static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar,
        return fw;
 }
 
-static int ath10k_push_board_ext_data(struct ath10k *ar,
-                                     const struct firmware *fw)
+static int ath10k_push_board_ext_data(struct ath10k *ar)
 {
        u32 board_data_size = QCA988X_BOARD_DATA_SZ;
        u32 board_ext_data_size = QCA988X_BOARD_EXT_DATA_SZ;
@@ -189,14 +188,14 @@ static int ath10k_push_board_ext_data(struct ath10k *ar,
        if (board_ext_data_addr == 0)
                return 0;
 
-       if (fw->size != (board_data_size + board_ext_data_size)) {
+       if (ar->board_len != (board_data_size + board_ext_data_size)) {
                ath10k_err("invalid board (ext) data sizes %zu != %d+%d\n",
-                          fw->size, board_data_size, board_ext_data_size);
+                          ar->board_len, board_data_size, board_ext_data_size);
                return -EINVAL;
        }
 
        ret = ath10k_bmi_write_memory(ar, board_ext_data_addr,
-                                     fw->data + board_data_size,
+                                     ar->board_data + board_data_size,
                                      board_ext_data_size);
        if (ret) {
                ath10k_err("could not write board ext data (%d)\n", ret);
@@ -215,12 +214,11 @@ static int ath10k_push_board_ext_data(struct ath10k *ar,
 
 static int ath10k_download_board_data(struct ath10k *ar)
 {
-       const struct firmware *fw = ar->board;
        u32 board_data_size = QCA988X_BOARD_DATA_SZ;
        u32 address;
        int ret;
 
-       ret = ath10k_push_board_ext_data(ar, fw);
+       ret = ath10k_push_board_ext_data(ar);
        if (ret) {
                ath10k_err("could not push board ext data (%d)\n", ret);
                goto exit;
@@ -232,8 +230,9 @@ static int ath10k_download_board_data(struct ath10k *ar)
                goto exit;
        }
 
-       ret = ath10k_bmi_write_memory(ar, address, fw->data,
-                                     min_t(u32, board_data_size, fw->size));
+       ret = ath10k_bmi_write_memory(ar, address, ar->board_data,
+                                     min_t(u32, board_data_size,
+                                           ar->board_len));
        if (ret) {
                ath10k_err("could not write board data (%d)\n", ret);
                goto exit;
@@ -251,17 +250,16 @@ exit:
 
 static int ath10k_download_and_run_otp(struct ath10k *ar)
 {
-       const struct firmware *fw = ar->otp;
        u32 address = ar->hw_params.patch_load_addr;
        u32 exec_param;
        int ret;
 
        /* OTP is optional */
 
-       if (!ar->otp)
+       if (!ar->otp_data || !ar->otp_len)
                return 0;
 
-       ret = ath10k_bmi_fast_download(ar, address, fw->data, fw->size);
+       ret = ath10k_bmi_fast_download(ar, address, ar->otp_data, ar->otp_len);
        if (ret) {
                ath10k_err("could not write otp (%d)\n", ret);
                goto exit;
@@ -280,13 +278,13 @@ exit:
 
 static int ath10k_download_fw(struct ath10k *ar)
 {
-       const struct firmware *fw = ar->firmware;
        u32 address;
        int ret;
 
        address = ar->hw_params.patch_load_addr;
 
-       ret = ath10k_bmi_fast_download(ar, address, fw->data, fw->size);
+       ret = ath10k_bmi_fast_download(ar, address, ar->firmware_data,
+                                      ar->firmware_len);
        if (ret) {
                ath10k_err("could not write fw (%d)\n", ret);
                goto exit;
@@ -308,8 +306,16 @@ static void ath10k_core_free_firmware_files(struct ath10k *ar)
                release_firmware(ar->firmware);
 
        ar->board = NULL;
+       ar->board_data = NULL;
+       ar->board_len = 0;
+
        ar->otp = NULL;
+       ar->otp_data = NULL;
+       ar->otp_len = 0;
+
        ar->firmware = NULL;
+       ar->firmware_data = NULL;
+       ar->firmware_len = 0;
 }
 
 static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
@@ -335,6 +341,9 @@ static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
                goto err;
        }
 
+       ar->board_data = ar->board->data;
+       ar->board_len = ar->board->size;
+
        ar->firmware = ath10k_fetch_fw_file(ar,
                                            ar->hw_params.fw.dir,
                                            ar->hw_params.fw.fw);
@@ -344,6 +353,9 @@ static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
                goto err;
        }
 
+       ar->firmware_data = ar->firmware->data;
+       ar->firmware_len = ar->firmware->size;
+
        /* OTP may be undefined. If so, don't fetch it at all */
        if (ar->hw_params.fw.otp == NULL)
                return 0;
@@ -357,6 +369,9 @@ static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
                goto err;
        }
 
+       ar->otp_data = ar->otp->data;
+       ar->otp_len = ar->otp->size;
+
        return 0;
 
 err:

diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
index 90d93994b311e339a50a815307e70f7474ff6a36..0c0b229735aa5f7204546ca6640faf0666545a94 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/core.h
+++ b/drivers/net/wireless/ath/ath10k/core.h
@@ -348,8 +348,16 @@ struct ath10k {
        } hw_params;
 
        const struct firmware *board;
+       const void *board_data;
+       size_t board_len;
+
        const struct firmware *otp;
+       const void *otp_data;
+       size_t otp_len;
+
        const struct firmware *firmware;
+       const void *firmware_data;
+       size_t firmware_len;
 
        struct {
                struct completion started;