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Commit 763b8cd3 authored by Kalle Valo's avatar Kalle Valo
Browse files

ath10k: add chip_id file to debugfs 



So that's it's possible to query chip id from ath10k anytime.

Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent e01ae68c

drivers/net/wireless/ath/ath10k/debug.c

+22 −0
Original line number Diff line number Diff line
@@ -498,6 +498,25 @@ static const struct file_operations fops_simulate_fw_crash = { 
	.llseek = default_llseek,

};



static ssize_t ath10k_read_chip_id(struct file *file, char __user *user_buf,

				   size_t count, loff_t *ppos)

{

	struct ath10k *ar = file->private_data;

	unsigned int len;

	char buf[50];



	len = scnprintf(buf, sizeof(buf), "0x%08x\n", ar->chip_id);



	return simple_read_from_buffer(user_buf, count, ppos, buf, len);

}



static const struct file_operations fops_chip_id = {

	.read = ath10k_read_chip_id,

	.open = simple_open,

	.owner = THIS_MODULE,

	.llseek = default_llseek,

};



int ath10k_debug_create(struct ath10k *ar)

{

	ar->debug.debugfs_phy = debugfs_create_dir("ath10k",
@@ -517,6 +536,9 @@ int ath10k_debug_create(struct ath10k *ar) 
	debugfs_create_file("simulate_fw_crash", S_IRUSR, ar->debug.debugfs_phy,

			    ar, &fops_simulate_fw_crash);



	debugfs_create_file("chip_id", S_IRUSR, ar->debug.debugfs_phy,

			    ar, &fops_chip_id);



	return 0;

}

#endif /* CONFIG_ATH10K_DEBUGFS */