PCI/PTM: Cache PTM Capability offset

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Cache the PTM Capability offset instead of searching for it every time we
enable/disable PTM or save/restore PTM state.  No functional change
intended.

Link: https://lore.kernel.org/r/20220909202505.314195-2-helgaas@kernel.org
Tested-by: Rajvi Jingar <rajvi.jingar@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>

...

This commit is contained in:

Bjorn Helgaas 2022-09-09 15:24:57 -05:00

parent 568035b01c

commit a47126ec29

2 changed files with 18 additions and 24 deletions

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41

drivers/pci/pcie/ptm.c

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1

include/linux/pci.h

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