linux-kernel - [PATCH 16/30] powerpc/fsl_rio: changes to mport registration

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Date:	Fri,  5 Feb 2016 18:19:32 -0500
From:	Alexandre Bounine <alexandre.bounine@....com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Alexandre Bounine <alexandre.bounine@....com>,
	Matt Porter <mporter@...nel.crashing.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Aurelien Jacquiot <a-jacquiot@...com>,
	Andre van Herk <andre.van.herk@...drive-technologies.com>,
	linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH 16/30] powerpc/fsl_rio: changes to mport registration

Change mport object initialization/registration sequence to match reworked
version of rio_register_mport() in the core code.

Signed-off-by: Alexandre Bounine <alexandre.bounine@....com>
Cc: Matt Porter <mporter@...nel.crashing.org>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Aurelien Jacquiot <a-jacquiot@...com>
Cc: Andre van Herk <andre.van.herk@...drive-technologies.com>
Cc: linux-kernel@...r.kernel.org
Cc: linuxppc-dev@...ts.ozlabs.org
---
 arch/powerpc/sysdev/fsl_rio.c |   18 ++++++++++++------
 1 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index c1cd369..385371a 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -606,6 +606,12 @@ int fsl_rio_setup(struct platform_device *dev)
 		if (!port)
 			continue;
 
+		rc = rio_mport_initialize(port);
+		if (rc) {
+			kfree(port);
+			continue;
+		}
+
 		i = *port_index - 1;
 		port->index = (unsigned char)i;
 
@@ -682,12 +688,6 @@ int fsl_rio_setup(struct platform_device *dev)
 		dev_info(&dev->dev, "RapidIO Common Transport System size: %d\n",
 				port->sys_size ? 65536 : 256);
 
-		if (rio_register_mport(port)) {
-			release_resource(&port->iores);
-			kfree(priv);
-			kfree(port);
-			continue;
-		}
 		if (port->host_deviceid >= 0)
 			out_be32(priv->regs_win + RIO_GCCSR, RIO_PORT_GEN_HOST |
 				RIO_PORT_GEN_MASTER | RIO_PORT_GEN_DISCOVERED);
@@ -727,6 +727,12 @@ int fsl_rio_setup(struct platform_device *dev)
 
 		dbell->mport[i] = port;
 
+		if (rio_register_mport(port)) {
+			release_resource(&port->iores);
+			kfree(priv);
+			kfree(port);
+			continue;
+		}
 		active_ports++;
 	}
 
-- 
1.7.8.4