Commit 9972b177 authored by Frank Li's avatar Frank Li Committed by Bjorn Helgaas
Browse files

PCI: Add PCIE_MSG_CODE_PME_TURN_OFF message macro 

Add PCIE_MSG_CODE_PME_TURN_OFF macros to enable a PCIe host driver to send
PME_Turn_Off messages.

Link: https://lore.kernel.org/linux-pci/20240418-pme_msg-v8-4-a54265c39742@nxp.com


Signed-off-by: default avatarFrank Li <Frank.Li@nxp.com>
Signed-off-by: default avatarKrzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Reviewed-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
parent 95cb8ff6

drivers/pci/pci.h

+3 −0
Original line number Diff line number Diff line
@@ -30,6 +30,9 @@ 
#define PCIE_MSG_TYPE_R_LOCAL	4

#define PCIE_MSG_TYPE_R_GATHER	5



/* Power Management Messages; PCIe r6.0, sec 2.2.8.2 */

#define PCIE_MSG_CODE_PME_TURN_OFF	0x19



/* INTx Mechanism Messages; PCIe r6.0, sec 2.2.8.1 */

#define PCIE_MSG_CODE_ASSERT_INTA	0x20

#define PCIE_MSG_CODE_ASSERT_INTB	0x21