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author | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2020-11-05 14:38:51 -0700 |
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committer | Patrick Georgi <pgeorgi@google.com> | 2020-11-09 07:37:57 +0000 |
commit | 8a1ad138225e5a31d75cd77b9d7f183f3ab6d39c (patch) | |
tree | 01e84b019eea3089f0c5de58626624bd0dd34e87 /src/device/pci_device.c | |
parent | 3d4513e7c8e27dbb9c6b941c4eb4144d38ff5cee (diff) | |
download | coreboot-8a1ad138225e5a31d75cd77b9d7f183f3ab6d39c.tar.xz |
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/device/pci_device.c')
-rw-r--r-- | src/device/pci_device.c | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/src/device/pci_device.c b/src/device/pci_device.c index 691ad6b316..6075ebeac7 100644 --- a/src/device/pci_device.c +++ b/src/device/pci_device.c @@ -1648,21 +1648,3 @@ void pci_dev_disable_bus_master(const struct device *dev) pci_update_config16(dev, PCI_COMMAND, ~PCI_COMMAND_MASTER, 0x0); } #endif - -bool pci_dev_is_wake_source(const struct device *dev) -{ - unsigned int pm_cap; - uint16_t pmcs; - - if (dev->path.type != DEVICE_PATH_PCI) - return false; - - pm_cap = pci_find_capability(dev, PCI_CAP_ID_PM); - if (!pm_cap) - return false; - - pmcs = pci_read_config16(dev, pm_cap + PCI_PM_CTRL); - - /* PCI Device is a wake source if PME_ENABLE and PME_STATUS are set in PMCS register. */ - return (pmcs & PCI_PM_CTRL_PME_ENABLE) && (pmcs & PCI_PM_CTRL_PME_STATUS); -} |