diff options
| author |   Hamad Kadmany <qca_hkadmany@qca.qualcomm.com> | 2017-03-08 13:52:10 +0200 |
|---|---|---|
| committer |   Kalle Valo <kvalo@qca.qualcomm.com> | 2017-03-09 10:04:00 +0200 |
| commit | f2de576dcfd094b02297c251223b0e2c9de96c33 (patch) | |
| tree | 3f08854046c7b6c6b3ecb4dfa00fe81df0a7cd1d /drivers/net/wireless/ath/wil6210/pcie_bus.c | |
| parent | wcn36xx: Fix error handling (diff) | |
| download | linux-dev-f2de576dcfd094b02297c251223b0e2c9de96c33.tar.xz linux-dev-f2de576dcfd094b02297c251223b0e2c9de96c33.zip | |
wil6210: set dma mask to reflect device capability
device supports 48bit addresses, reflect that by
setting the dma mask accordingly.
Signed-off-by: Hamad Kadmany <qca_hkadmany@qca.qualcomm.com>
Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/pcie_bus.c')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/pcie_bus.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c index 874c787727fe..b38515fc7ce7 100644 --- a/drivers/net/wireless/ath/wil6210/pcie_bus.c +++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c @@ -211,6 +211,7 @@ static int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) dev_err(dev, "wil_if_alloc failed: %d\n", rc); return rc; } + wil->pdev = pdev; pci_set_drvdata(pdev, wil); /* rollback to if_free */ @@ -224,6 +225,21 @@ static int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) } /* rollback to err_plat */ + /* device supports 48bit addresses */ + rc = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48)); + if (rc) { + dev_err(dev, "dma_set_mask_and_coherent(48) failed: %d\n", rc); + rc = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32)); + if (rc) { + dev_err(dev, + "dma_set_mask_and_coherent(32) failed: %d\n", + rc); + goto err_plat; + } + } else { + wil->use_extended_dma_addr = 1; + } + rc = pci_enable_device(pdev); if (rc) { wil_err(wil, |