diff options
| author | Prashant Malani <pmalani@chromium.org> | 2021-09-30 05:23:50 +0300 |
|---|---|---|
| committer | Enric Balletbo i Serra <enric.balletbo@collabora.com> | 2021-09-30 11:09:47 +0300 |
| commit | 7101c83950e629b83f9d827f288063e52074a6ea (patch) | |
| tree | 9c42feb4fb558f8598d5bd609e90204dcf4697e7 /drivers/platform/chrome/cros_usbpd_notify.c | |
| parent | 67ea0239fb600dd6aa11d97c08b4356696947d18 (diff) | |
| download | linux-7101c83950e629b83f9d827f288063e52074a6ea.tar.xz | |
platform/chrome: cros_usbpd_notify: Move ec_command()
cros_ec_command() can be used by other modules too. So, move it to a
common location and export it.
This patch does not introduce any functional changes.
Signed-off-by: Prashant Malani <pmalani@chromium.org>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Link: https://lore.kernel.org/r/20210930022403.3358070-3-pmalani@chromium.org
Diffstat (limited to 'drivers/platform/chrome/cros_usbpd_notify.c')
| -rw-r--r-- | drivers/platform/chrome/cros_usbpd_notify.c | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/drivers/platform/chrome/cros_usbpd_notify.c b/drivers/platform/chrome/cros_usbpd_notify.c index e718055f4313..39afdad897ce 100644 --- a/drivers/platform/chrome/cros_usbpd_notify.c +++ b/drivers/platform/chrome/cros_usbpd_notify.c @@ -53,50 +53,6 @@ void cros_usbpd_unregister_notify(struct notifier_block *nb) } EXPORT_SYMBOL_GPL(cros_usbpd_unregister_notify); -/** - * cros_ec_command - Send a command to the EC. - * - * @ec_dev: EC device - * @command: EC command - * @outdata: EC command output data - * @outsize: Size of outdata - * @indata: EC command input data - * @insize: Size of indata - * - * Return: >= 0 on success, negative error number on failure. - */ -static int cros_ec_command(struct cros_ec_device *ec_dev, - int command, - uint8_t *outdata, - int outsize, - uint8_t *indata, - int insize) -{ - struct cros_ec_command *msg; - int ret; - - msg = kzalloc(sizeof(*msg) + max(insize, outsize), GFP_KERNEL); - if (!msg) - return -ENOMEM; - - msg->command = command; - msg->outsize = outsize; - msg->insize = insize; - - if (outsize) - memcpy(msg->data, outdata, outsize); - - ret = cros_ec_cmd_xfer_status(ec_dev, msg); - if (ret < 0) - goto error; - - if (insize) - memcpy(indata, msg->data, insize); -error: - kfree(msg); - return ret; -} - static void cros_usbpd_get_event_and_notify(struct device *dev, struct cros_ec_device *ec_dev) { |