* [Linux-kernel-mentees] [PATCH] PCI: Add _DSM Function definiton for Latency Tolerance Reporting
@ 2020-07-19 9:21 Puranjay Mohan
0 siblings, 0 replies; only message in thread
From: Puranjay Mohan @ 2020-07-19 9:21 UTC (permalink / raw)
To: Bjorn Helgaas; +Cc: linux-pci, linux-kernel-mentees, Puranjay Mohan
PCI Firmware spec rev 3.2 defines function index 6 for LTR _DSM
Add a define for usage in LTR mechanism.
Signed-off-by: Puranjay Mohan <puranjay12@gmail.com>
---
include/linux/pci-acpi.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
index 5ba475ca9078..2889bf7f2a39 100644
--- a/include/linux/pci-acpi.h
+++ b/include/linux/pci-acpi.h
@@ -110,6 +110,7 @@ extern const guid_t pci_acpi_dsm_guid;
/* _DSM Definitions for PCI */
#define DSM_PCI_PRESERVE_BOOT_CONFIG 0x05
+#define DSM_PCI_LTR 0x06
#define DSM_PCI_DEVICE_NAME 0x07
#define DSM_PCI_POWER_ON_RESET_DELAY 0x08
#define DSM_PCI_DEVICE_READINESS_DURATIONS 0x09
--
2.27.0
_______________________________________________
Linux-kernel-mentees mailing list
Linux-kernel-mentees@lists.linuxfoundation.org
https://lists.linuxfoundation.org/mailman/listinfo/linux-kernel-mentees
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2020-07-19 9:21 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-07-19 9:21 [Linux-kernel-mentees] [PATCH] PCI: Add _DSM Function definiton for Latency Tolerance Reporting Puranjay Mohan
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).