Commit c1256ebe authored by Alexandre Bounine's avatar Alexandre Bounine Committed by Linus Torvalds
Browse files

rapidio: remove mport resource reservation from common RIO code 



Removes resource reservation from the common sybsystem initialization code
and make it part of mport driver initialization.  This resolves conflict
with resource reservation by device specific mport drivers.

Signed-off-by: default avatarAlexandre Bounine <alexandre.bounine@idt.com>
Cc: Kumar Gala <galak@kernel.crashing.org>
Cc: Matt Porter <mporter@kernel.crashing.org>
Cc: Li Yang <leoli@freescale.com>
Cc: Thomas Moll <thomas.moll@sysgo.com>
Cc: Micha Nelissen <micha@neli.hopto.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 569fccb6

arch/powerpc/sysdev/fsl_rio.c

+9 −0
Original line number Diff line number Diff line
@@ -1432,6 +1432,14 @@ int fsl_rio_setup(struct platform_device *dev) 
	port->iores.flags = IORESOURCE_MEM;

	port->iores.name = "rio_io_win";



	if (request_resource(&iomem_resource, &port->iores) < 0) {

		dev_err(&dev->dev, "RIO: Error requesting master port region"

			" 0x%016llx-0x%016llx\n",

			(u64)port->iores.start, (u64)port->iores.end);

			rc = -ENOMEM;

			goto err_res;

	}



	priv->pwirq   = irq_of_parse_and_map(dev->dev.of_node, 0);

	priv->bellirq = irq_of_parse_and_map(dev->dev.of_node, 2);

	priv->txirq = irq_of_parse_and_map(dev->dev.of_node, 3);
@@ -1536,6 +1544,7 @@ int fsl_rio_setup(struct platform_device *dev) 
	return 0;

err:

	iounmap(priv->regs_win);

err_res:

	kfree(priv);

err_priv:

	kfree(port);

drivers/rapidio/rio.c

+1 −13
Original line number Diff line number Diff line
@@ -1137,20 +1137,9 @@ static int __devinit rio_init(void) 


int __devinit rio_init_mports(void)

{

	int rc = 0;

	struct rio_mport *port;



	list_for_each_entry(port, &rio_mports, node) {

		if (!request_mem_region(port->iores.start,

					resource_size(&port->iores),

					port->name)) {

			printk(KERN_ERR

			       "RIO: Error requesting master port region 0x%016llx-0x%016llx\n",

			       (u64)port->iores.start, (u64)port->iores.end);

			rc = -ENOMEM;

			goto out;

		}



		if (port->host_deviceid >= 0)

			rio_enum_mport(port);

		else
@@ -1159,8 +1148,7 @@ int __devinit rio_init_mports(void) 


	rio_init();



      out:

	return rc;

	return 0;

}



device_initcall_sync(rio_init_mports);

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