Currently, this driver anticipates that pci-bus number fixed "2" is used.
So, if the device is used on pci-bus except 2, this driver doesn't work.
This patch fixes the issue.
commit ee2ece5261a639b89f194d141444b03b4c923179
Kernel 3.2 3.3
Cc: stable@vger.kernel.org
Signed-off-by: Tomoya MORINAGA <tomoya.r...@gmail.com>
Signed-off-by: Grant Likely <grant.lik...@secretlab.ca>
---
drivers/spi/spi-topcliff-pch.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c
index 54b9d2e..3238ec8 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;
--
1.7.7.6
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