All non PCI/MSI usage variants have data structures in struct msi_desc with
only one member: xxx_index. PCI/MSI has a entry_nr member.
Add a common msi_index member to struct msi_desc so all implementations can
share it which allows further consolidation.
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Reviewed-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Reviewed-by: Jason Gunthorpe <j...@nvidia.com>
---
include/linux/msi.h | 2 ++
1 file changed, 2 insertions(+)
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -142,6 +142,7 @@ struct ti_sci_inta_msi_desc {
* address or data changes
* @write_msi_msg_data: Data parameter for the callback.
*
+ * @msi_index: Index of the msi descriptor
* @pci: [PCI] PCI speficic msi descriptor data
* @platform: [platform] Platform device specific msi descriptor data
* @fsl_mc: [fsl-mc] FSL MC device specific msi descriptor data
@@ -162,6 +163,7 @@ struct msi_desc {
void (*write_msi_msg)(struct msi_desc *entry, void *data);
void *write_msi_msg_data;
+ u16 msi_index;
union {
struct pci_msi_desc pci;
struct platform_msi_desc platform;
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