diff options
Diffstat (limited to 'drivers/i3c/device.c')
| -rw-r--r-- | drivers/i3c/device.c | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/drivers/i3c/device.c b/drivers/i3c/device.c index 2396545763ff..8a156f5ad692 100644 --- a/drivers/i3c/device.c +++ b/drivers/i3c/device.c @@ -15,12 +15,12 @@ #include "internals.h" /** - * i3c_device_do_priv_xfers() - do I3C SDR private transfers directed to a - * specific device + * i3c_device_do_xfers() - do I3C transfers directed to a specific device * * @dev: device with which the transfers should be done * @xfers: array of transfers * @nxfers: number of transfers + * @mode: transfer mode * * Initiate one or several private SDR transfers with @dev. * @@ -33,9 +33,8 @@ * 'xfers' some time later. See I3C spec ver 1.1.1 09-Jun-2021. Section: * 5.1.2.2.3. */ -int i3c_device_do_priv_xfers(struct i3c_device *dev, - struct i3c_priv_xfer *xfers, - int nxfers) +int i3c_device_do_xfers(struct i3c_device *dev, struct i3c_xfer *xfers, + int nxfers, enum i3c_xfer_mode mode) { int ret, i; @@ -48,12 +47,12 @@ int i3c_device_do_priv_xfers(struct i3c_device *dev, } i3c_bus_normaluse_lock(dev->bus); - ret = i3c_dev_do_priv_xfers_locked(dev->desc, xfers, nxfers); + ret = i3c_dev_do_xfers_locked(dev->desc, xfers, nxfers, mode); i3c_bus_normaluse_unlock(dev->bus); return ret; } -EXPORT_SYMBOL_GPL(i3c_device_do_priv_xfers); +EXPORT_SYMBOL_GPL(i3c_device_do_xfers); /** * i3c_device_do_setdasa() - do I3C dynamic address assignement with @@ -261,6 +260,20 @@ i3c_device_match_id(struct i3c_device *i3cdev, EXPORT_SYMBOL_GPL(i3c_device_match_id); /** + * i3c_device_get_supported_xfer_mode - Returns the supported transfer mode by + * connected master controller. + * @dev: I3C device + * + * Return: a bit mask, which supported transfer mode, bit position is defined at + * enum i3c_hdr_mode + */ +u32 i3c_device_get_supported_xfer_mode(struct i3c_device *dev) +{ + return i3c_dev_get_master(dev->desc)->this->info.hdr_cap | BIT(I3C_SDR); +} +EXPORT_SYMBOL_GPL(i3c_device_get_supported_xfer_mode); + +/** * i3c_driver_register_with_owner() - register an I3C device driver * * @drv: driver to register |