diff options
| author | Xinming Hu <huxm@marvell.com> | 2016-01-11 02:16:40 -0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2016-01-29 11:17:19 +0200 |
| commit | 99074fc1e67b374b5c72406a23ac01fed806d634 (patch) | |
| tree | c7c681ac0a170c85beab7189fb4103f825d368c3 /drivers/net/wireless/marvell/mwifiex/pcie.h | |
| parent | 68f37e5d7a2e00306adab033fba6c3042b33e8e1 (diff) | |
mwifiex: enable pcie MSIx interrupt mode support
Newer pcie chipsets (8997 onwards) support MSIx. This
patch enables it.
Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/marvell/mwifiex/pcie.h')
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/pcie.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.h b/drivers/net/wireless/marvell/mwifiex/pcie.h index 6fc28737b576..9700ac355e55 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.h +++ b/drivers/net/wireless/marvell/mwifiex/pcie.h @@ -135,6 +135,7 @@ struct mwifiex_pcie_card_reg { u16 fw_dump_ctrl; u16 fw_dump_start; u16 fw_dump_end; + u8 msix_support; }; static const struct mwifiex_pcie_card_reg mwifiex_reg_8766 = { @@ -166,6 +167,7 @@ static const struct mwifiex_pcie_card_reg mwifiex_reg_8766 = { .ring_tx_start_ptr = 0, .pfu_enabled = 0, .sleep_cookie = 1, + .msix_support = 0, }; static const struct mwifiex_pcie_card_reg mwifiex_reg_8897 = { @@ -200,6 +202,7 @@ static const struct mwifiex_pcie_card_reg mwifiex_reg_8897 = { .fw_dump_ctrl = 0xcf4, .fw_dump_start = 0xcf8, .fw_dump_end = 0xcff, + .msix_support = 0, }; static const struct mwifiex_pcie_card_reg mwifiex_reg_8997 = { @@ -231,6 +234,7 @@ static const struct mwifiex_pcie_card_reg mwifiex_reg_8997 = { .ring_tx_start_ptr = MWIFIEX_BD_FLAG_TX_START_PTR, .pfu_enabled = 1, .sleep_cookie = 0, + .msix_support = 1, }; struct mwifiex_pcie_device { @@ -290,6 +294,13 @@ struct mwifiex_pfu_buf_desc { u32 reserved; } __packed; +#define MWIFIEX_NUM_MSIX_VECTORS 4 + +struct mwifiex_msix_context { + struct pci_dev *dev; + u16 msg_id; +}; + struct pcie_service_card { struct pci_dev *dev; struct mwifiex_adapter *adapter; @@ -327,6 +338,12 @@ struct pcie_service_card { void __iomem *pci_mmap; void __iomem *pci_mmap1; int msi_enable; + int msix_enable; +#ifdef CONFIG_PCI + struct msix_entry msix_entries[MWIFIEX_NUM_MSIX_VECTORS]; +#endif + struct mwifiex_msix_context msix_ctx[MWIFIEX_NUM_MSIX_VECTORS]; + struct mwifiex_msix_context share_irq_ctx; }; static inline int |