Commit 798531b8 authored by Javier Carrasco's avatar Javier Carrasco Committed by Greg Kroah-Hartman
Browse files

usb: typec: tipd: add function to request firmware 



The firmware request process is device agnostic and can be used for
other parts.

Signed-off-by: default avatarJavier Carrasco <javier.carrasco@wolfvision.net>
Reviewed-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20231207-tps6598x_update-v2-2-f3cfcde6d890@wolfvision.net


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d49f9082

drivers/usb/typec/tipd/core.c

+26 −9
Original line number Diff line number Diff line
@@ -873,6 +873,30 @@ tps6598x_register_port(struct tps6598x *tps, struct fwnode_handle *fwnode) 
	return 0;

}



static int tps_request_firmware(struct tps6598x *tps, const struct firmware **fw)

{

	const char *firmware_name;

	int ret;



	ret = device_property_read_string(tps->dev, "firmware-name",

					  &firmware_name);

	if (ret)

		return ret;



	ret = request_firmware(fw, firmware_name, tps->dev);

	if (ret) {

		dev_err(tps->dev, "failed to retrieve \"%s\"\n", firmware_name);

		return ret;

	}



	if ((*fw)->size == 0) {

		release_firmware(*fw);

		ret = -EINVAL;

	}



	return ret;

}



static int

tps25750_write_firmware(struct tps6598x *tps,

			u8 bpms_addr, const u8 *data, size_t len)
@@ -961,16 +985,9 @@ static int tps25750_start_patch_burst_mode(struct tps6598x *tps) 
	if (ret)

		return ret;



	ret = request_firmware(&fw, firmware_name, tps->dev);

	if (ret) {

		dev_err(tps->dev, "failed to retrieve \"%s\"\n", firmware_name);

	ret = tps_request_firmware(tps, &fw);

	if (ret)

		return ret;

	}



	if (fw->size == 0) {

		ret = -EINVAL;

		goto release_fw;

	}



	ret = of_property_match_string(np, "reg-names", "patch-address");

	if (ret < 0) {