diff options
| author | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2020-11-05 14:38:51 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-11-09 07:37:57 +0000 |
| commit | 8a1ad138225e5a31d75cd77b9d7f183f3ab6d39c (patch) | |
| tree | 01e84b019eea3089f0c5de58626624bd0dd34e87 /src/include/device/pci_ops.h | |
| parent | 3d4513e7c8e27dbb9c6b941c4eb4144d38ff5cee (diff) | |
device: Move pci_dev_is_wake_source function
Move this function to pci_ops.c, which is already included in the smm
build. This is required to use this function in elog functionality,
which is called from SMM.
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Change-Id: Ie5583c04366c9a16bc1b00a6892d39eeafe5da49
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47260
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Diffstat (limited to 'src/include/device/pci_ops.h')
| -rw-r--r-- | src/include/device/pci_ops.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/include/device/pci_ops.h b/src/include/device/pci_ops.h index cdf02d6a56..7fe7d429e2 100644 --- a/src/include/device/pci_ops.h +++ b/src/include/device/pci_ops.h @@ -209,4 +209,12 @@ u16 pci_find_capability(const struct device *dev, u16 cap) return pci_s_find_capability(PCI_BDF(dev), cap); } +/* + * Determine if the given PCI device is the source of wake from sleep by checking PME_STATUS and + * PME_ENABLE bits in PM control and status register. + * + * Returns true if PCI device is wake source, false otherwise. + */ +bool pci_dev_is_wake_source(const struct device *dev); + #endif /* PCI_OPS_H */ |