dm: pci: Add a comment about how to find struct pci_controller

With driver mode, struct pci_controller is stored as uclass-private data.
Add a comment to that effect.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2015-11-26 19:51:21 -07:00
parent 07a588704c
commit 54fe7b1c12

View File

@ -537,6 +537,8 @@ extern void pci_cfgfunc_config_device(struct pci_controller* hose, pci_dev_t dev
/*
* Structure of a PCI controller (host bridge)
*
* With driver model this is dev_get_uclass_priv(bus)
*/
struct pci_controller {
#ifdef CONFIG_DM_PCI