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

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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
1 changed files with 2 additions and 0 deletions
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include/pci.h
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@ -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) * Structure of a PCI controller (host bridge)
*
* With driver model this is dev_get_uclass_priv(bus)
*/ */
struct pci_controller { struct pci_controller {
#ifdef CONFIG_DM_PCI #ifdef CONFIG_DM_PCI