From: Slark Xiao Date: Mon, 1 Jul 2024 02:12:15 +0000 (+0800) Subject: bus: mhi: host: Allow controller drivers to specify name for the MHI controller X-Git-Url: https://repo.jachan.dev/J-linux.git/commitdiff_plain/633478695d6b52e0b52f1273d8d11275b627b87d bus: mhi: host: Allow controller drivers to specify name for the MHI controller MHI devices usually have a product/device name to identify each device uniquely. So let's specify that name in 'struct mhi_controller' so that the client drivers can use this name to uniquely identify the devices and apply any device specific quirks. Signed-off-by: Slark Xiao Reviewed-by: Manivannan Sadhasivam Link: https://lore.kernel.org/r/20240701021216.17734-2-slark_xiao@163.com [mani: reworked subject and description] Signed-off-by: Manivannan Sadhasivam --- diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c index 1fb1c2f2fe12..14a11880bcea 100644 --- a/drivers/bus/mhi/host/pci_generic.c +++ b/drivers/bus/mhi/host/pci_generic.c @@ -1086,6 +1086,7 @@ static int mhi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) mhi_cntrl->runtime_get = mhi_pci_runtime_get; mhi_cntrl->runtime_put = mhi_pci_runtime_put; mhi_cntrl->mru = info->mru_default; + mhi_cntrl->name = info->name; if (info->edl_trigger) mhi_cntrl->edl_trigger = mhi_pci_generic_edl_trigger; diff --git a/include/linux/mhi.h b/include/linux/mhi.h index b573f15762f8..fabd6ed8d258 100644 --- a/include/linux/mhi.h +++ b/include/linux/mhi.h @@ -290,6 +290,7 @@ struct mhi_controller_config { /** * struct mhi_controller - Master MHI controller structure + * @name: Device name of the MHI controller * @cntrl_dev: Pointer to the struct device of physical bus acting as the MHI * controller (required) * @mhi_dev: MHI device instance for the controller @@ -367,6 +368,7 @@ struct mhi_controller_config { * they can be populated depending on the usecase. */ struct mhi_controller { + const char *name; struct device *cntrl_dev; struct mhi_device *mhi_dev; struct dentry *debugfs_dentry;