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| author | Avinash Patil <patila@marvell.com> | 2013-02-08 18:18:08 -0800 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-02-11 15:34:57 -0500 |
| commit | e05dc3e93c136ecd329ed2d57d4eb2e82f530304 (patch) | |
| tree | dd1fca715955c8670939780871d1aa398222882d /drivers/net/wireless/mwifiex/pcie.h | |
| parent | 0732484b47b57ef90bb08408d60fddbad0262d82 (diff) | |
| download | kernel_replicant_linux-e05dc3e93c136ecd329ed2d57d4eb2e82f530304.tar.gz kernel_replicant_linux-e05dc3e93c136ecd329ed2d57d4eb2e82f530304.tar.bz2 kernel_replicant_linux-e05dc3e93c136ecd329ed2d57d4eb2e82f530304.zip | |
mwifiex: define generic data type for PCIe ring buffers
This patch defines PCIe ring buffer array pointer as void instead
of mwifiex_pcie_buf_desc. This will enable us to use same pointers
for ring operations instead of new structures if buffer descriptor
structure changes.
Also split out event buffer descriptor structure from struct
mwifiex_pcie_buf_desc. For PCIe8766 TX/RX buffer descriptor is
same as evevt buffer descriptor. Newer chips could use different
TX/RX buffer descriptor while event descriptor remains the same.
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/mwifiex/pcie.h')
| -rw-r--r-- | drivers/net/wireless/mwifiex/pcie.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/net/wireless/mwifiex/pcie.h b/drivers/net/wireless/mwifiex/pcie.h index 7ef660ec058e..7ebdc74f2bbf 100644 --- a/drivers/net/wireless/mwifiex/pcie.h +++ b/drivers/net/wireless/mwifiex/pcie.h @@ -155,6 +155,12 @@ static const struct mwifiex_pcie_device mwifiex_pcie8766 = { .blksz_fw_dl = MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD, }; +struct mwifiex_evt_buf_desc { + u64 paddr; + u16 len; + u16 flags; +} __packed; + struct mwifiex_pcie_buf_desc { u64 paddr; u16 len; @@ -172,7 +178,7 @@ struct pcie_service_card { u32 txbd_ring_size; u8 *txbd_ring_vbase; dma_addr_t txbd_ring_pbase; - struct mwifiex_pcie_buf_desc *txbd_ring[MWIFIEX_MAX_TXRX_BD]; + void *txbd_ring[MWIFIEX_MAX_TXRX_BD]; struct sk_buff *tx_buf_list[MWIFIEX_MAX_TXRX_BD]; u32 rxbd_wrptr; @@ -180,7 +186,7 @@ struct pcie_service_card { u32 rxbd_ring_size; u8 *rxbd_ring_vbase; dma_addr_t rxbd_ring_pbase; - struct mwifiex_pcie_buf_desc *rxbd_ring[MWIFIEX_MAX_TXRX_BD]; + void *rxbd_ring[MWIFIEX_MAX_TXRX_BD]; struct sk_buff *rx_buf_list[MWIFIEX_MAX_TXRX_BD]; u32 evtbd_wrptr; @@ -188,7 +194,7 @@ struct pcie_service_card { u32 evtbd_ring_size; u8 *evtbd_ring_vbase; dma_addr_t evtbd_ring_pbase; - struct mwifiex_pcie_buf_desc *evtbd_ring[MWIFIEX_MAX_EVT_BD]; + void *evtbd_ring[MWIFIEX_MAX_EVT_BD]; struct sk_buff *evt_buf_list[MWIFIEX_MAX_EVT_BD]; struct sk_buff *cmd_buf; |