mwifiex: change transmit buffer size for 8897

Currently default Tx buffer size configured to firmware is 2K
for all chipsets. This patch changes it to 4K for SD/PCIe/USB
8897 chipsets as per firmware requirements.

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c
index d11d4acf0890..92c31b5c269c 100644
--- a/drivers/net/wireless/mwifiex/pcie.c
+++ b/drivers/net/wireless/mwifiex/pcie.c
@@ -190,6 +190,7 @@ static int mwifiex_pcie_probe(struct pci_dev *pdev,
                 card->pcie.firmware = data->firmware;
                 card->pcie.reg = data->reg;
                 card->pcie.blksz_fw_dl = data->blksz_fw_dl;
+                card->pcie.tx_buf_size = data->tx_buf_size;
         }
 
         if (mwifiex_add_card(card, &add_remove_card_sem, &pcie_ops,
@@ -2320,6 +2321,7 @@ static int mwifiex_register_dev(struct mwifiex_adapter *adapter)
         }
 
         adapter->dev = &pdev->dev;
+        adapter->tx_buf_size = card->pcie.tx_buf_size;
         strcpy(adapter->fw_name, card->pcie.firmware);
 
         return 0;