soc: ti: ti_sci_inta_msi: Allocate MSI device data on first use

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

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20211210221813.928842960@linutronix.de

diff --git a/drivers/soc/ti/ti_sci_inta_msi.c b/drivers/soc/ti/ti_sci_inta_msi.c
index 428a482..a89bcbc 100644 (file)
--- 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(struct device *dev,
        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;