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path: root/drivers/net/wireless/realtek/rtlwifi/pci.h
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Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/pci.h')
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/pci.h329
1 files changed, 329 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.h b/drivers/net/wireless/realtek/rtlwifi/pci.h
new file mode 100644
index 0000000..3fb56c8
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtlwifi/pci.h
@@ -0,0 +1,329 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009-2012 Realtek Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called LICENSE.
+ *
+ * Contact Information:
+ * wlanfae <wlanfae@realtek.com>
+ * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
+ * Hsinchu 300, Taiwan.
+ *
+ * Larry Finger <Larry.Finger@lwfinger.net>
+ *
+ *****************************************************************************/
+
+#ifndef __RTL_PCI_H__
+#define __RTL_PCI_H__
+
+#include <linux/pci.h>
+/* 1: MSDU packet queue,
+ * 2: Rx Command Queue
+ */
+#define RTL_PCI_RX_MPDU_QUEUE 0
+#define RTL_PCI_RX_CMD_QUEUE 1
+#define RTL_PCI_MAX_RX_QUEUE 2
+
+#define RTL_PCI_MAX_RX_COUNT 512/*64*/
+#define RTL_PCI_MAX_TX_QUEUE_COUNT 9
+
+#define RT_TXDESC_NUM 128
+#define TX_DESC_NUM_92E 512
+#define TX_DESC_NUM_8822B 512
+#define RT_TXDESC_NUM_BE_QUEUE 256
+
+#define BK_QUEUE 0
+#define BE_QUEUE 1
+#define VI_QUEUE 2
+#define VO_QUEUE 3
+#define BEACON_QUEUE 4
+#define TXCMD_QUEUE 5
+#define MGNT_QUEUE 6
+#define HIGH_QUEUE 7
+#define HCCA_QUEUE 8
+#define H2C_QUEUE TXCMD_QUEUE /* In 8822B */
+
+#define RTL_PCI_DEVICE(vend, dev, cfg) \
+ .vendor = (vend), \
+ .device = (dev), \
+ .subvendor = PCI_ANY_ID, \
+ .subdevice = PCI_ANY_ID,\
+ .driver_data = (kernel_ulong_t)&(cfg)
+
+#define INTEL_VENDOR_ID 0x8086
+#define SIS_VENDOR_ID 0x1039
+#define ATI_VENDOR_ID 0x1002
+#define ATI_DEVICE_ID 0x7914
+#define AMD_VENDOR_ID 0x1022
+
+#define PCI_MAX_BRIDGE_NUMBER 255
+#define PCI_MAX_DEVICES 32
+#define PCI_MAX_FUNCTION 8
+
+#define PCI_CONF_ADDRESS 0x0CF8 /*PCI Configuration Space Address */
+#define PCI_CONF_DATA 0x0CFC /*PCI Configuration Space Data */
+
+#define PCI_CLASS_BRIDGE_DEV 0x06
+#define PCI_SUBCLASS_BR_PCI_TO_PCI 0x04
+#define PCI_CAPABILITY_ID_PCI_EXPRESS 0x10
+#define PCI_CAP_ID_EXP 0x10
+
+#define U1DONTCARE 0xFF
+#define U2DONTCARE 0xFFFF
+#define U4DONTCARE 0xFFFFFFFF
+
+#define RTL_PCI_8192_DID 0x8192 /*8192 PCI-E */
+#define RTL_PCI_8192SE_DID 0x8192 /*8192 SE */
+#define RTL_PCI_8174_DID 0x8174 /*8192 SE */
+#define RTL_PCI_8173_DID 0x8173 /*8191 SE Crab */
+#define RTL_PCI_8172_DID 0x8172 /*8191 SE RE */
+#define RTL_PCI_8171_DID 0x8171 /*8191 SE Unicron */
+#define RTL_PCI_8723AE_DID 0x8723 /*8723AE */
+#define RTL_PCI_0045_DID 0x0045 /*8190 PCI for Ceraga */
+#define RTL_PCI_0046_DID 0x0046 /*8190 Cardbus for Ceraga */
+#define RTL_PCI_0044_DID 0x0044 /*8192e PCIE for Ceraga */
+#define RTL_PCI_0047_DID 0x0047 /*8192e Express Card for Ceraga */
+#define RTL_PCI_700F_DID 0x700F
+#define RTL_PCI_701F_DID 0x701F
+#define RTL_PCI_DLINK_DID 0x3304
+#define RTL_PCI_8723AE_DID 0x8723 /*8723e */
+#define RTL_PCI_8192CET_DID 0x8191 /*8192ce */
+#define RTL_PCI_8192CE_DID 0x8178 /*8192ce */
+#define RTL_PCI_8191CE_DID 0x8177 /*8192ce */
+#define RTL_PCI_8188CE_DID 0x8176 /*8192ce */
+#define RTL_PCI_8192CU_DID 0x8191 /*8192ce */
+#define RTL_PCI_8192DE_DID 0x8193 /*8192de */
+#define RTL_PCI_8192DE_DID2 0x002B /*92DE*/
+#define RTL_PCI_8188EE_DID 0x8179 /*8188ee*/
+#define RTL_PCI_8723BE_DID 0xB723 /*8723be*/
+#define RTL_PCI_8192EE_DID 0x818B /*8192ee*/
+#define RTL_PCI_8821AE_DID 0x8821 /*8821ae*/
+#define RTL_PCI_8812AE_DID 0x8812 /*8812ae*/
+#define RTL_PCI_8822BE_DID 0xB822 /*8822be*/
+
+/*8192 support 16 pages of IO registers*/
+#define RTL_MEM_MAPPED_IO_RANGE_8190PCI 0x1000
+#define RTL_MEM_MAPPED_IO_RANGE_8192PCIE 0x4000
+#define RTL_MEM_MAPPED_IO_RANGE_8192SE 0x4000
+#define RTL_MEM_MAPPED_IO_RANGE_8192CE 0x4000
+#define RTL_MEM_MAPPED_IO_RANGE_8192DE 0x4000
+
+#define RTL_PCI_REVISION_ID_8190PCI 0x00
+#define RTL_PCI_REVISION_ID_8192PCIE 0x01
+#define RTL_PCI_REVISION_ID_8192SE 0x10
+#define RTL_PCI_REVISION_ID_8192CE 0x1
+#define RTL_PCI_REVISION_ID_8192DE 0x0
+
+#define RTL_DEFAULT_HARDWARE_TYPE HARDWARE_TYPE_RTL8192CE
+
+enum pci_bridge_vendor {
+ PCI_BRIDGE_VENDOR_INTEL = 0x0, /*0b'0000,0001 */
+ PCI_BRIDGE_VENDOR_ATI, /*0b'0000,0010*/
+ PCI_BRIDGE_VENDOR_AMD, /*0b'0000,0100*/
+ PCI_BRIDGE_VENDOR_SIS, /*0b'0000,1000*/
+ PCI_BRIDGE_VENDOR_UNKNOWN, /*0b'0100,0000*/
+ PCI_BRIDGE_VENDOR_MAX,
+};
+
+struct rtl_pci_capabilities_header {
+ u8 capability_id;
+ u8 next;
+};
+
+/* In new TRX flow, Buffer_desc is new concept
+ * But TX wifi info == TX descriptor in old flow
+ * RX wifi info == RX descriptor in old flow
+ */
+struct rtl_tx_buffer_desc {
+ u32 dword[4 * (1 << (BUFDESC_SEG_NUM + 1))];
+} __packed;
+
+struct rtl_tx_desc {
+ u32 dword[16];
+} __packed;
+
+struct rtl_rx_buffer_desc { /*rx buffer desc*/
+ u32 dword[4];
+} __packed;
+
+struct rtl_rx_desc { /*old: rx desc new: rx wifi info*/
+ u32 dword[8];
+} __packed;
+
+struct rtl_tx_cmd_desc {
+ u32 dword[16];
+} __packed;
+
+struct rtl8192_tx_ring {
+ struct rtl_tx_desc *desc;
+ dma_addr_t dma;
+ unsigned int idx;
+ unsigned int entries;
+ struct sk_buff_head queue;
+ /*add for new trx flow*/
+ struct rtl_tx_buffer_desc *buffer_desc; /*tx buffer descriptor*/
+ dma_addr_t buffer_desc_dma; /*tx bufferd desc dma memory*/
+ u16 cur_tx_wp; /* current_tx_write_point */
+ u16 cur_tx_rp; /* current_tx_read_point */
+};
+
+struct rtl8192_rx_ring {
+ struct rtl_rx_desc *desc;
+ dma_addr_t dma;
+ unsigned int idx;
+ struct sk_buff *rx_buf[RTL_PCI_MAX_RX_COUNT];
+ /*add for new trx flow*/
+ struct rtl_rx_buffer_desc *buffer_desc; /*rx buffer descriptor*/
+ u16 next_rx_rp; /* next_rx_read_point */
+};
+
+struct rtl_pci {
+ struct pci_dev *pdev;
+ bool irq_enabled;
+
+ bool driver_is_goingto_unload;
+ bool up_first_time;
+ bool first_init;
+ bool being_init_adapter;
+ bool init_ready;
+
+ /*Tx */
+ struct rtl8192_tx_ring tx_ring[RTL_PCI_MAX_TX_QUEUE_COUNT];
+ int txringcount[RTL_PCI_MAX_TX_QUEUE_COUNT];
+ u32 transmit_config;
+
+ /*Rx */
+ struct rtl8192_rx_ring rx_ring[RTL_PCI_MAX_RX_QUEUE];
+ int rxringcount;
+ u16 rxbuffersize;
+ u32 receive_config;
+
+ /*irq */
+ u8 irq_alloc;
+ u32 irq_mask[4]; /* 0-1: normal, 2: unused, 3: h2c */
+ u32 sys_irq_mask;
+
+ /*Bcn control register setting */
+ u32 reg_bcn_ctrl_val;
+
+ /*ASPM*/ u8 const_pci_aspm;
+ u8 const_amdpci_aspm;
+ u8 const_hwsw_rfoff_d3;
+ u8 const_support_pciaspm;
+ /*pci-e bridge */
+ u8 const_hostpci_aspm_setting;
+ /*pci-e device */
+ u8 const_devicepci_aspm_setting;
+ /* If it supports ASPM, Offset[560h] = 0x40,
+ * otherwise Offset[560h] = 0x00.
+ */
+ bool support_aspm;
+ bool support_backdoor;
+
+ /*QOS & EDCA */
+ enum acm_method acm_method;
+
+ u16 shortretry_limit;
+ u16 longretry_limit;
+
+ /* MSI support */
+ bool msi_support;
+ bool using_msi;
+ /* interrupt clear before set */
+ bool int_clear;
+};
+
+struct mp_adapter {
+ u8 linkctrl_reg;
+
+ u8 busnumber;
+ u8 devnumber;
+ u8 funcnumber;
+
+ u8 pcibridge_busnum;
+ u8 pcibridge_devnum;
+ u8 pcibridge_funcnum;
+
+ u8 pcibridge_vendor;
+ u16 pcibridge_vendorid;
+ u16 pcibridge_deviceid;
+
+ u8 num4bytes;
+
+ u8 pcibridge_pciehdr_offset;
+ u8 pcibridge_linkctrlreg;
+
+ bool amd_l1_patch;
+};
+
+struct rtl_pci_priv {
+ struct bt_coexist_info bt_coexist;
+ struct rtl_led_ctl ledctl;
+ struct rtl_pci dev;
+ struct mp_adapter ndis_adapter;
+};
+
+#define rtl_pcipriv(hw) (((struct rtl_pci_priv *)(rtl_priv(hw))->priv))
+#define rtl_pcidev(pcipriv) (&((pcipriv)->dev))
+
+int rtl_pci_reset_trx_ring(struct ieee80211_hw *hw);
+
+extern const struct rtl_intf_ops rtl_pci_ops;
+
+int rtl_pci_probe(struct pci_dev *pdev,
+ const struct pci_device_id *id);
+void rtl_pci_disconnect(struct pci_dev *pdev);
+#ifdef CONFIG_PM_SLEEP
+int rtl_pci_suspend(struct device *dev);
+int rtl_pci_resume(struct device *dev);
+#endif /* CONFIG_PM_SLEEP */
+static inline u8 pci_read8_sync(struct rtl_priv *rtlpriv, u32 addr)
+{
+ return readb((u8 __iomem *)rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline u16 pci_read16_sync(struct rtl_priv *rtlpriv, u32 addr)
+{
+ return readw((u8 __iomem *)rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline u32 pci_read32_sync(struct rtl_priv *rtlpriv, u32 addr)
+{
+ return readl((u8 __iomem *)rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline void pci_write8_async(struct rtl_priv *rtlpriv, u32 addr, u8 val)
+{
+ writeb(val, (u8 __iomem *)rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline void pci_write16_async(struct rtl_priv *rtlpriv,
+ u32 addr, u16 val)
+{
+ writew(val, (u8 __iomem *)rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline void pci_write32_async(struct rtl_priv *rtlpriv,
+ u32 addr, u32 val)
+{
+ writel(val, (u8 __iomem *)rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline u16 calc_fifo_space(u16 rp, u16 wp, u16 size)
+{
+ if (rp <= wp)
+ return size - 1 + rp - wp;
+ return rp - wp - 1;
+}
+
+#endif