linux-kernel - [ 32/53] spi-topcliff-pch: Modify pci-bus number dynamically to get DMA device info

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Message-Id: <20120518023258.712784652@decadent.org.uk>
Date:	Fri, 18 May 2012 03:33:26 +0100
From:	Ben Hutchings <ben@...adent.org.uk>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk, Tomoya MORINAGA <tomoya.rohm@...il.com>,
	Grant Likely <grant.likely@...retlab.ca>
Subject: [ 32/53] spi-topcliff-pch: Modify pci-bus number dynamically to get DMA device info

3.2.18-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Tomoya MORINAGA <tomoya.rohm@...il.com>

commit ee2ece5261a639b89f194d141444b03b4c923179 upstream.

Signed-off-by: Tomoya MORINAGA <tomoya.rohm@...il.com>
Signed-off-by: Grant Likely <grant.likely@...retlab.ca>
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
 drivers/spi/spi-topcliff-pch.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c
index 4a5fafb..4b32fd7 100644
--- a/drivers/spi/spi-topcliff-pch.c
+++ b/drivers/spi/spi-topcliff-pch.c
@@ -924,7 +924,8 @@ static void pch_spi_request_dma(struct pch_spi_data *data, int bpw)
 	dma_cap_set(DMA_SLAVE, mask);
 
 	/* Get DMA's dev information */
-	dma_dev = pci_get_bus_and_slot(2, PCI_DEVFN(12, 0));
+	dma_dev = pci_get_bus_and_slot(data->board_dat->pdev->bus->number,
+				       PCI_DEVFN(12, 0));
 
 	/* Set Tx DMA */
 	param = &dma->param_tx;
-- 
1.7.10



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