linux-kernel - [PATCH v6 4/5] PCI: Add PCIE_MSG_CODE_PME_TURN

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Message-Id: <20240415-pme_msg-v6-4-56dad968ad3a@nxp.com>
Date: Mon, 15 Apr 2024 15:33:28 -0400
From: Frank Li <Frank.Li@....com>
To: Bjorn Helgaas <bhelgaas@...gle.com>, Jingoo Han <jingoohan1@...il.com>, 
 Gustavo Pimentel <gustavo.pimentel@...opsys.com>, 
 Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>, 
 Lorenzo Pieralisi <lpieralisi@...nel.org>, 
 Krzysztof Wilczyński <kw@...ux.com>, 
 Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, imx@...ts.linux.dev
Cc: linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org, 
 devicetree@...r.kernel.org, Frank Li <Frank.Li@....com>
Subject: [PATCH v6 4/5] 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.

Signed-off-by: Frank Li <Frank.Li@....com>
---
 drivers/pci/pci.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 19b4227a8a7e8..1f6d54a5a7cfc 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -30,6 +30,8 @@
 #define PCIE_MSG_TYPE_R_LOCAL	4
 #define PCIE_MSG_TYPE_R_GATHER	5
 
+#define PCIE_MSG_CODE_PME_TURN_OFF	0x19
+
 /* INTx Mechanism Messages See: PCIe r6.0, sec 2.2.8.1 */
 #define PCIE_MSG_CODE_ASSERT_INTA	0x20
 #define PCIE_MSG_CODE_ASSERT_INTB	0x21

-- 
2.34.1