openwrtv4/target/linux/layerscape/patches-4.4/7224-fsl-mc-msi-Added-FSL-MC-specific-member-to-the-msi_d.patch
Yutang Jiang 1866368a8a layerscape: add ls1088ardb device support
LS1088A is an ARMv8 implementation combining eight ARM A53 processor
cores. The LS1088ARDB is an evaluatoin platform that supports the
LS1088A family SoCs.

Features summary:
- Eight 64-bit ARM v8 Cortex-A53 CPUs
- Data path acceleration architecture 2.0 (DPAA2)
- Ethernet interfaces
- QUADSPI flash, 3 PCIe, 2 USB, 1 SD, 2 DUARTs etc

Signed-off-by: Yutang Jiang <yutang.jiang@nxp.com>
2017-01-03 15:19:15 +01:00

40 lines
1.1 KiB
Diff

From 359c7977e003781024154da61e55181b92b12bdf Mon Sep 17 00:00:00 2001
From: "J. German Rivera" <German.Rivera@freescale.com>
Date: Wed, 6 Jan 2016 16:03:20 -0600
Subject: [PATCH 224/226] fsl-mc: msi: Added FSL-MC-specific member to the
msi_desc's union
FSL-MC is a bus type different from PCI and platform, so it needs
its own member in the msi_desc's union.
Signed-off-by: J. German Rivera <German.Rivera@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
include/linux/msi.h | 9 +++++++++
1 file changed, 9 insertions(+)
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -33,6 +33,14 @@ struct platform_msi_desc {
};
/**
+ * fsl_mc_msi_desc - FSL-MC device specific msi descriptor data
+ * @msi_index: The index of the MSI descriptor
+ */
+struct fsl_mc_msi_desc {
+ u16 msi_index;
+};
+
+/**
* struct msi_desc - Descriptor structure for MSI based interrupts
* @list: List head for management
* @irq: The base interrupt number
@@ -87,6 +95,7 @@ struct msi_desc {
* tree wide cleanup.
*/
struct platform_msi_desc platform;
+ struct fsl_mc_msi_desc fsl_mc;
};
};