[PATCH] 8250_pci include offset in iomap_base

[PATCH] 8250_pci include offset in iomap_base

[Alex Williamson]

[-- Attachment #1: Type: text/plain, Size: 286 bytes --]


   This one-liner is required for PCI serial ports that have multiple
MMIO ports off a single PCI BAR.  Calls to request_mem_resource() fail
after the first one otherwise.  Patch against 2.5.67.  Thanks,

	Alex

--
Alex Williamson                             HP Linux & Open Source Lab

[-- Attachment #2: 8250_pci_mmio.diff --]
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--- linux-2.5.67.clean/drivers/serial/8250_pci.c	2003-04-07 11:32:18.000000000 -0600
+++ linux-2.5.67/drivers/serial/8250_pci.c	2003-04-28 11:08:38.000000000 -0600
@@ -126,7 +126,7 @@
 			return -ENOMEM;
 
 		req->io_type = UPIO_MEM;
-		req->iomap_base = port;
+		req->iomap_base = port + offset;
 		req->iomem_base = priv->remapped_bar[bar] + offset;
 		req->iomem_reg_shift = regshift;
 	} else {

Re: [PATCH] 8250_pci include offset in iomap_base

[Russell King]

On Mon, Apr 28, 2003 at 11:31:30AM -0600, Alex Williamson wrote:
>    This one-liner is required for PCI serial ports that have multiple
> MMIO ports off a single PCI BAR.  Calls to request_mem_resource() fail
> after the first one otherwise.  Patch against 2.5.67.  Thanks,

Applied.

-- 
Russell King (rmk@arm.linux.org.uk)                The developer of ARM Linux
             http://www.arm.linux.org.uk/personal/aboutme.html