mt76: introduce __mt76_mcu_send_firmware routine
Introduce __mt76_mcu_send_firmware routine to specify mcu message max length. This is a preliminary patch to support mt7921s driver. Co-developed-by: Sean Wang <sean.wang@mediatek.com> Signed-off-by: Sean Wang <sean.wang@mediatek.com> Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
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@ -106,13 +106,13 @@ out:
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}
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EXPORT_SYMBOL_GPL(mt76_mcu_skb_send_and_get_msg);
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int mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data,
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int len)
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int __mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data,
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int len, int max_len)
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{
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int err, cur_len;
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while (len > 0) {
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cur_len = min_t(int, 4096 - dev->mcu_ops->headroom, len);
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cur_len = min_t(int, max_len - dev->mcu_ops->headroom, len);
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err = mt76_mcu_send_msg(dev, cmd, data, cur_len, false);
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if (err)
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@ -129,4 +129,4 @@ int mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data,
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return 0;
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}
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EXPORT_SYMBOL_GPL(mt76_mcu_send_firmware);
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EXPORT_SYMBOL_GPL(__mt76_mcu_send_firmware);
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@ -1258,8 +1258,15 @@ int mt76_mcu_send_and_get_msg(struct mt76_dev *dev, int cmd, const void *data,
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int len, bool wait_resp, struct sk_buff **ret);
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int mt76_mcu_skb_send_and_get_msg(struct mt76_dev *dev, struct sk_buff *skb,
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int cmd, bool wait_resp, struct sk_buff **ret);
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int mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data,
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int len);
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int __mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data,
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int len, int max_len);
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static inline int
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mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data,
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int len)
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{
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return __mt76_mcu_send_firmware(dev, cmd, data, len, 4096);
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}
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static inline int
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mt76_mcu_send_msg(struct mt76_dev *dev, int cmd, const void *data, int len,
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bool wait_resp)
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@ -716,8 +716,8 @@ static int mt7921_load_patch(struct mt7921_dev *dev)
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goto out;
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}
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ret = mt76_mcu_send_firmware(&dev->mt76, MCU_CMD_FW_SCATTER,
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dl, len);
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ret = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD_FW_SCATTER,
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dl, len, 4096);
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if (ret) {
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dev_err(dev->mt76.dev, "Failed to send patch\n");
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goto out;
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@ -788,8 +788,8 @@ mt7921_mcu_send_ram_firmware(struct mt7921_dev *dev,
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return err;
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}
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err = mt76_mcu_send_firmware(&dev->mt76, MCU_CMD_FW_SCATTER,
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data + offset, len);
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err = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD_FW_SCATTER,
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data + offset, len, 4096);
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if (err) {
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dev_err(dev->mt76.dev, "Failed to send firmware.\n");
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return err;
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