soc/intel/cannonlake: Make use of is_devfn_enabled() function

1. Replace all pcidev_path_on_root() and is_dev_enabled() functions
combination with is_devfn_enabled().
2. Remove unused local variable of device structure type (struct device *).
3. Replace pcidev_path_on_root() and dev->enabled check with is_devfn_enabled()
call.

TEST=Able to build and boot without any regression seen on CML.

Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Change-Id: Ib5df5fd32e2e2742d349754a942bf81ca505dd39
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55328
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>

0 files changed, 0 insertions, 0 deletions