[patch V2 06/36] soc: ti: ti_sci_inta_msi: Allocate MSI device data on first use

From: Thomas Gleixner
Date: Mon Dec 06 2021 - 17:39:18 EST


Allocate the MSI device data on first invocation of the allocation function.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
Cc: Nishanth Menon <nm@xxxxxx>
Cc: Tero Kristo <kristo@xxxxxxxxxx>
Cc: Santosh Shilimkar <ssantosh@xxxxxxxxxx>
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
---
drivers/soc/ti/ti_sci_inta_msi.c | 4 ++++
1 file changed, 4 insertions(+)

--- a/drivers/soc/ti/ti_sci_inta_msi.c
+++ b/drivers/soc/ti/ti_sci_inta_msi.c
@@ -120,6 +120,10 @@ int ti_sci_inta_msi_domain_alloc_irqs(st
if (pdev->id < 0)
return -ENODEV;

+ ret = msi_setup_device_data(dev);
+ if (ret)
+ return ret;
+
nvec = ti_sci_inta_msi_alloc_descs(dev, res);
if (nvec <= 0)
return nvec;