rtl8192ce: Add new driver

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 302 insertions, 0 deletions

diff --git a/drivers/net/wireless/rtlwifi/pci.h b/drivers/net/wireless/rtlwifi/pci.h
new file mode 100644
index 000000000000..cdde8583ad31
--- /dev/null
+++ b/drivers/net/wireless/rtlwifi/pci.h
@@ -0,0 +1,302 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009-2010  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.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ * 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			64
+#define RTL_PCI_MAX_TX_QUEUE_COUNT		9
+
+#define RT_TXDESC_NUM				128
+#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 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_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_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	0x092D	/*8192ce */
+#define RTL_PCI_8192DU_DID	0x092D	/*8192ce */
+
+/*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_rx_desc {
+	u32 dword[8];
+} __attribute__ ((packed));
+
+struct rtl_tx_desc {
+	u32 dword[16];
+} __attribute__ ((packed));
+
+struct rtl_tx_cmd_desc {
+	u32 dword[16];
+} __attribute__ ((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;
+};
+
+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];
+};
+
+struct rtl_pci {
+	struct pci_dev *pdev;
+
+	bool driver_is_goingto_unload;
+	bool up_first_time;
+	bool being_init_adapter;
+	bool irq_enabled;
+
+	/*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[2];
+
+	/*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 b_support_aspm;
+	bool b_support_backdoor;
+
+	/*QOS & EDCA */
+	enum acm_method acm_method;
+};
+
+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;
+
+	u32 pcicfg_addrport;
+	u8 num4bytes;
+
+	u8 pcibridge_pciehdr_offset;
+	u8 pcibridge_linkctrlreg;
+
+	bool amd_l1_patch;
+};
+
+struct rtl_pci_priv {
+	struct rtl_pci dev;
+	struct mp_adapter ndis_adapter;
+	struct rtl_led_ctl ledctl;
+};
+
+#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 struct rtl_intf_ops rtl_pci_ops;
+
+int __devinit rtl_pci_probe(struct pci_dev *pdev,
+			    const struct pci_device_id *id);
+void rtl_pci_disconnect(struct pci_dev *pdev);
+int rtl_pci_suspend(struct pci_dev *pdev, pm_message_t state);
+int rtl_pci_resume(struct pci_dev *pdev);
+
+static inline u8 pci_read8_sync(struct rtl_priv *rtlpriv, u32 addr)
+{
+	return 0xff & readb((u8 *) rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline u16 pci_read16_sync(struct rtl_priv *rtlpriv, u32 addr)
+{
+	return readw((u8 *) rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline u32 pci_read32_sync(struct rtl_priv *rtlpriv, u32 addr)
+{
+	return readl((u8 *) rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline void pci_write8_async(struct rtl_priv *rtlpriv, u32 addr, u8 val)
+{
+	writeb(val, (u8 *) rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline void pci_write16_async(struct rtl_priv *rtlpriv,
+				     u32 addr, u16 val)
+{
+	writew(val, (u8 *) rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline void pci_write32_async(struct rtl_priv *rtlpriv,
+				     u32 addr, u32 val)
+{
+	writel(val, (u8 *) rtlpriv->io.pci_mem_start + addr);
+}
+
+static inline void rtl_pci_raw_write_port_ulong(u32 port, u32 val)
+{
+	outl(val, port);
+}
+
+static inline void rtl_pci_raw_write_port_uchar(u32 port, u8 val)
+{
+	outb(val, port);
+}
+
+static inline void rtl_pci_raw_read_port_uchar(u32 port, u8 *pval)
+{
+	*pval = inb(port);
+}
+
+static inline void rtl_pci_raw_read_port_ushort(u32 port, u16 *pval)
+{
+	*pval = inw(port);
+}
+
+static inline void rtl_pci_raw_read_port_ulong(u32 port, u32 *pval)
+{
+	*pval = inl(port);
+}
+
+#endif