pci: Use const for pci_find_device_id() etc.

These functions don't modify the device-ID struct that is passed in, so
mark the argument as const, so the data structure can be declared that
way. This allows it to be placed in the rodata section.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2 files changed