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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-24 17:59:32 +00:00
![Ilia Mirkin](/assets/img/avatar_default.png)
This patch was generated by the following semantic patch: // <smpl> @@ expression E; @@ - if (E != NULL) { kfree(E); } + kfree(E); @@ expression E; @@ - if (E != NULL) { kfree(E); E = NULL; } + kfree(E); + E = NULL; // </smpl> Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
727 lines
20 KiB
C
727 lines
20 KiB
C
#include "wb35reg_f.h"
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#include <linux/usb.h>
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#include <linux/slab.h>
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extern void phy_calibration_winbond(struct hw_data *phw_data, u32 frequency);
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/*
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* true : read command process successfully
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* false : register not support
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* RegisterNo : start base
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* pRegisterData : data point
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* NumberOfData : number of register data
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* Flag : AUTO_INCREMENT - RegisterNo will auto increment 4
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* NO_INCREMENT - Function will write data into the same register
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*/
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unsigned char Wb35Reg_BurstWrite(struct hw_data *pHwData, u16 RegisterNo, u32 *pRegisterData, u8 NumberOfData, u8 Flag)
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{
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struct wb35_reg *reg = &pHwData->reg;
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struct urb *urb = NULL;
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struct wb35_reg_queue *reg_queue = NULL;
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u16 UrbSize;
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struct usb_ctrlrequest *dr;
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u16 i, DataSize = NumberOfData * 4;
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/* Module shutdown */
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if (pHwData->SurpriseRemove)
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return false;
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/* Trying to use burst write function if use new hardware */
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UrbSize = sizeof(struct wb35_reg_queue) + DataSize + sizeof(struct usb_ctrlrequest);
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reg_queue = kzalloc(UrbSize, GFP_ATOMIC);
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urb = usb_alloc_urb(0, GFP_ATOMIC);
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if (urb && reg_queue) {
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reg_queue->DIRECT = 2; /* burst write register */
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reg_queue->INDEX = RegisterNo;
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reg_queue->pBuffer = (u32 *)((u8 *)reg_queue + sizeof(struct wb35_reg_queue));
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memcpy(reg_queue->pBuffer, pRegisterData, DataSize);
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/* the function for reversing register data from little endian to big endian */
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for (i = 0; i < NumberOfData ; i++)
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reg_queue->pBuffer[i] = cpu_to_le32(reg_queue->pBuffer[i]);
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dr = (struct usb_ctrlrequest *)((u8 *)reg_queue + sizeof(struct wb35_reg_queue) + DataSize);
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dr->bRequestType = USB_TYPE_VENDOR | USB_DIR_OUT | USB_RECIP_DEVICE;
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dr->bRequest = 0x04; /* USB or vendor-defined request code, burst mode */
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dr->wValue = cpu_to_le16(Flag); /* 0: Register number auto-increment, 1: No auto increment */
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dr->wIndex = cpu_to_le16(RegisterNo);
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dr->wLength = cpu_to_le16(DataSize);
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reg_queue->Next = NULL;
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reg_queue->pUsbReq = dr;
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reg_queue->urb = urb;
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spin_lock_irq(®->EP0VM_spin_lock);
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if (reg->reg_first == NULL)
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reg->reg_first = reg_queue;
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else
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reg->reg_last->Next = reg_queue;
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reg->reg_last = reg_queue;
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spin_unlock_irq(®->EP0VM_spin_lock);
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/* Start EP0VM */
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Wb35Reg_EP0VM_start(pHwData);
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return true;
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} else {
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if (urb)
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usb_free_urb(urb);
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kfree(reg_queue);
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return false;
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}
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return false;
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}
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void Wb35Reg_Update(struct hw_data *pHwData, u16 RegisterNo, u32 RegisterValue)
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{
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struct wb35_reg *reg = &pHwData->reg;
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switch (RegisterNo) {
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case 0x3b0: reg->U1B0 = RegisterValue; break;
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case 0x3bc: reg->U1BC_LEDConfigure = RegisterValue; break;
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case 0x400: reg->D00_DmaControl = RegisterValue; break;
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case 0x800: reg->M00_MacControl = RegisterValue; break;
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case 0x804: reg->M04_MulticastAddress1 = RegisterValue; break;
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case 0x808: reg->M08_MulticastAddress2 = RegisterValue; break;
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case 0x824: reg->M24_MacControl = RegisterValue; break;
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case 0x828: reg->M28_MacControl = RegisterValue; break;
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case 0x82c: reg->M2C_MacControl = RegisterValue; break;
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case 0x838: reg->M38_MacControl = RegisterValue; break;
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case 0x840: reg->M40_MacControl = RegisterValue; break;
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case 0x844: reg->M44_MacControl = RegisterValue; break;
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case 0x848: reg->M48_MacControl = RegisterValue; break;
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case 0x84c: reg->M4C_MacStatus = RegisterValue; break;
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case 0x860: reg->M60_MacControl = RegisterValue; break;
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case 0x868: reg->M68_MacControl = RegisterValue; break;
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case 0x870: reg->M70_MacControl = RegisterValue; break;
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case 0x874: reg->M74_MacControl = RegisterValue; break;
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case 0x878: reg->M78_ERPInformation = RegisterValue; break;
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case 0x87C: reg->M7C_MacControl = RegisterValue; break;
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case 0x880: reg->M80_MacControl = RegisterValue; break;
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case 0x884: reg->M84_MacControl = RegisterValue; break;
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case 0x888: reg->M88_MacControl = RegisterValue; break;
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case 0x898: reg->M98_MacControl = RegisterValue; break;
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case 0x100c: reg->BB0C = RegisterValue; break;
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case 0x102c: reg->BB2C = RegisterValue; break;
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case 0x1030: reg->BB30 = RegisterValue; break;
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case 0x103c: reg->BB3C = RegisterValue; break;
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case 0x1048: reg->BB48 = RegisterValue; break;
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case 0x104c: reg->BB4C = RegisterValue; break;
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case 0x1050: reg->BB50 = RegisterValue; break;
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case 0x1054: reg->BB54 = RegisterValue; break;
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case 0x1058: reg->BB58 = RegisterValue; break;
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case 0x105c: reg->BB5C = RegisterValue; break;
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case 0x1060: reg->BB60 = RegisterValue; break;
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}
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}
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/*
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* true : read command process successfully
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* false : register not support
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*/
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unsigned char Wb35Reg_WriteSync(struct hw_data *pHwData, u16 RegisterNo, u32 RegisterValue)
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{
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struct wb35_reg *reg = &pHwData->reg;
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int ret = -1;
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/* Module shutdown */
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if (pHwData->SurpriseRemove)
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return false;
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RegisterValue = cpu_to_le32(RegisterValue);
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/* update the register by send usb message */
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reg->SyncIoPause = 1;
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/* Wait until EP0VM stop */
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while (reg->EP0vm_state != VM_STOP)
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msleep(10);
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/* Sync IoCallDriver */
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reg->EP0vm_state = VM_RUNNING;
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ret = usb_control_msg(pHwData->udev,
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usb_sndctrlpipe(pHwData->udev, 0),
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0x03, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
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0x0, RegisterNo, &RegisterValue, 4, HZ * 100);
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reg->EP0vm_state = VM_STOP;
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reg->SyncIoPause = 0;
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Wb35Reg_EP0VM_start(pHwData);
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if (ret < 0) {
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pr_debug("EP0 Write register usb message sending error\n");
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pHwData->SurpriseRemove = 1;
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return false;
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}
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return true;
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}
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/*
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* true : read command process successfully
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* false : register not support
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*/
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unsigned char Wb35Reg_Write(struct hw_data *pHwData, u16 RegisterNo, u32 RegisterValue)
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{
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struct wb35_reg *reg = &pHwData->reg;
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struct usb_ctrlrequest *dr;
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struct urb *urb = NULL;
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struct wb35_reg_queue *reg_queue = NULL;
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u16 UrbSize;
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/* Module shutdown */
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if (pHwData->SurpriseRemove)
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return false;
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/* update the register by send urb request */
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UrbSize = sizeof(struct wb35_reg_queue) + sizeof(struct usb_ctrlrequest);
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reg_queue = kzalloc(UrbSize, GFP_ATOMIC);
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urb = usb_alloc_urb(0, GFP_ATOMIC);
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if (urb && reg_queue) {
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reg_queue->DIRECT = 1; /* burst write register */
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reg_queue->INDEX = RegisterNo;
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reg_queue->VALUE = cpu_to_le32(RegisterValue);
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reg_queue->RESERVED_VALID = false;
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dr = (struct usb_ctrlrequest *)((u8 *)reg_queue + sizeof(struct wb35_reg_queue));
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dr->bRequestType = USB_TYPE_VENDOR | USB_DIR_OUT | USB_RECIP_DEVICE;
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dr->bRequest = 0x03; /* USB or vendor-defined request code, burst mode */
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dr->wValue = cpu_to_le16(0x0);
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dr->wIndex = cpu_to_le16(RegisterNo);
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dr->wLength = cpu_to_le16(4);
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/* Enter the sending queue */
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reg_queue->Next = NULL;
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reg_queue->pUsbReq = dr;
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reg_queue->urb = urb;
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spin_lock_irq(®->EP0VM_spin_lock);
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if (reg->reg_first == NULL)
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reg->reg_first = reg_queue;
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else
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reg->reg_last->Next = reg_queue;
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reg->reg_last = reg_queue;
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spin_unlock_irq(®->EP0VM_spin_lock);
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/* Start EP0VM */
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Wb35Reg_EP0VM_start(pHwData);
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return true;
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} else {
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if (urb)
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usb_free_urb(urb);
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kfree(reg_queue);
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return false;
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}
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}
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/*
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* This command will be executed with a user defined value. When it completes,
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* this value is useful. For example, hal_set_current_channel will use it.
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* true : read command process successfully
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* false : register not support
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*/
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unsigned char Wb35Reg_WriteWithCallbackValue(struct hw_data *pHwData,
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u16 RegisterNo,
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u32 RegisterValue,
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s8 *pValue,
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s8 Len)
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{
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struct wb35_reg *reg = &pHwData->reg;
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struct usb_ctrlrequest *dr;
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struct urb *urb = NULL;
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struct wb35_reg_queue *reg_queue = NULL;
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u16 UrbSize;
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/* Module shutdown */
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if (pHwData->SurpriseRemove)
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return false;
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/* update the register by send urb request */
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UrbSize = sizeof(struct wb35_reg_queue) + sizeof(struct usb_ctrlrequest);
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reg_queue = kzalloc(UrbSize, GFP_ATOMIC);
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urb = usb_alloc_urb(0, GFP_ATOMIC);
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if (urb && reg_queue) {
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reg_queue->DIRECT = 1; /* burst write register */
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reg_queue->INDEX = RegisterNo;
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reg_queue->VALUE = cpu_to_le32(RegisterValue);
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/* NOTE : Users must guarantee the size of value will not exceed the buffer size. */
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memcpy(reg_queue->RESERVED, pValue, Len);
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reg_queue->RESERVED_VALID = true;
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dr = (struct usb_ctrlrequest *)((u8 *)reg_queue + sizeof(struct wb35_reg_queue));
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dr->bRequestType = USB_TYPE_VENDOR | USB_DIR_OUT | USB_RECIP_DEVICE;
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dr->bRequest = 0x03; /* USB or vendor-defined request code, burst mode */
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dr->wValue = cpu_to_le16(0x0);
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dr->wIndex = cpu_to_le16(RegisterNo);
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dr->wLength = cpu_to_le16(4);
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/* Enter the sending queue */
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reg_queue->Next = NULL;
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reg_queue->pUsbReq = dr;
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reg_queue->urb = urb;
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spin_lock_irq(®->EP0VM_spin_lock);
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if (reg->reg_first == NULL)
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reg->reg_first = reg_queue;
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else
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reg->reg_last->Next = reg_queue;
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reg->reg_last = reg_queue;
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spin_unlock_irq(®->EP0VM_spin_lock);
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/* Start EP0VM */
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Wb35Reg_EP0VM_start(pHwData);
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return true;
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} else {
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if (urb)
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usb_free_urb(urb);
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kfree(reg_queue);
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return false;
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}
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}
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/*
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* true : read command process successfully
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* false : register not support
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* pRegisterValue : It must be a resident buffer due to
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* asynchronous read register.
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*/
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unsigned char Wb35Reg_ReadSync(struct hw_data *pHwData, u16 RegisterNo, u32 *pRegisterValue)
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{
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struct wb35_reg *reg = &pHwData->reg;
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u32 *pltmp = pRegisterValue;
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int ret = -1;
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/* Module shutdown */
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if (pHwData->SurpriseRemove)
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return false;
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/* Read the register by send usb message */
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reg->SyncIoPause = 1;
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/* Wait until EP0VM stop */
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while (reg->EP0vm_state != VM_STOP)
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msleep(10);
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reg->EP0vm_state = VM_RUNNING;
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ret = usb_control_msg(pHwData->udev,
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usb_rcvctrlpipe(pHwData->udev, 0),
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0x01, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
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0x0, RegisterNo, pltmp, 4, HZ * 100);
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*pRegisterValue = cpu_to_le32(*pltmp);
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reg->EP0vm_state = VM_STOP;
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Wb35Reg_Update(pHwData, RegisterNo, *pRegisterValue);
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reg->SyncIoPause = 0;
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Wb35Reg_EP0VM_start(pHwData);
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if (ret < 0) {
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pr_debug("EP0 Read register usb message sending error\n");
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pHwData->SurpriseRemove = 1;
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return false;
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}
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return true;
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}
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/*
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* true : read command process successfully
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* false : register not support
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* pRegisterValue : It must be a resident buffer due to
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* asynchronous read register.
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*/
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unsigned char Wb35Reg_Read(struct hw_data *pHwData, u16 RegisterNo, u32 *pRegisterValue)
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{
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struct wb35_reg *reg = &pHwData->reg;
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struct usb_ctrlrequest *dr;
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struct urb *urb;
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struct wb35_reg_queue *reg_queue;
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u16 UrbSize;
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/* Module shutdown */
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if (pHwData->SurpriseRemove)
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return false;
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/* update the variable by send Urb to read register */
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UrbSize = sizeof(struct wb35_reg_queue) + sizeof(struct usb_ctrlrequest);
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reg_queue = kzalloc(UrbSize, GFP_ATOMIC);
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urb = usb_alloc_urb(0, GFP_ATOMIC);
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if (urb && reg_queue) {
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reg_queue->DIRECT = 0; /* read register */
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reg_queue->INDEX = RegisterNo;
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reg_queue->pBuffer = pRegisterValue;
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dr = (struct usb_ctrlrequest *)((u8 *)reg_queue + sizeof(struct wb35_reg_queue));
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dr->bRequestType = USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN;
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dr->bRequest = 0x01; /* USB or vendor-defined request code, burst mode */
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dr->wValue = cpu_to_le16(0x0);
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dr->wIndex = cpu_to_le16(RegisterNo);
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dr->wLength = cpu_to_le16(4);
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/* Enter the sending queue */
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reg_queue->Next = NULL;
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reg_queue->pUsbReq = dr;
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reg_queue->urb = urb;
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spin_lock_irq(®->EP0VM_spin_lock);
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if (reg->reg_first == NULL)
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reg->reg_first = reg_queue;
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else
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reg->reg_last->Next = reg_queue;
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reg->reg_last = reg_queue;
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spin_unlock_irq(®->EP0VM_spin_lock);
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/* Start EP0VM */
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Wb35Reg_EP0VM_start(pHwData);
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return true;
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} else {
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if (urb)
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usb_free_urb(urb);
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kfree(reg_queue);
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return false;
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}
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}
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void Wb35Reg_EP0VM_start(struct hw_data *pHwData)
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{
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struct wb35_reg *reg = &pHwData->reg;
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if (atomic_inc_return(®->RegFireCount) == 1) {
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reg->EP0vm_state = VM_RUNNING;
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Wb35Reg_EP0VM(pHwData);
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} else
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atomic_dec(®->RegFireCount);
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}
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void Wb35Reg_EP0VM(struct hw_data *pHwData)
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{
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struct wb35_reg *reg = &pHwData->reg;
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struct urb *urb;
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struct usb_ctrlrequest *dr;
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u32 *pBuffer;
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int ret = -1;
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struct wb35_reg_queue *reg_queue;
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if (reg->SyncIoPause)
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goto cleanup;
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if (pHwData->SurpriseRemove)
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goto cleanup;
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/* Get the register data and send to USB through Irp */
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spin_lock_irq(®->EP0VM_spin_lock);
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reg_queue = reg->reg_first;
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spin_unlock_irq(®->EP0VM_spin_lock);
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if (!reg_queue)
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goto cleanup;
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/* Get an Urb, send it */
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urb = (struct urb *)reg_queue->urb;
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dr = reg_queue->pUsbReq;
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urb = reg_queue->urb;
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pBuffer = reg_queue->pBuffer;
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if (reg_queue->DIRECT == 1) /* output */
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pBuffer = ®_queue->VALUE;
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usb_fill_control_urb(urb, pHwData->udev,
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REG_DIRECTION(pHwData->udev, reg_queue),
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(u8 *)dr, pBuffer, cpu_to_le16(dr->wLength),
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Wb35Reg_EP0VM_complete, (void *)pHwData);
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reg->EP0vm_state = VM_RUNNING;
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ret = usb_submit_urb(urb, GFP_ATOMIC);
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if (ret < 0) {
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pr_debug("EP0 Irp sending error\n");
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goto cleanup;
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}
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return;
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cleanup:
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reg->EP0vm_state = VM_STOP;
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atomic_dec(®->RegFireCount);
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}
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void Wb35Reg_EP0VM_complete(struct urb *urb)
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{
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struct hw_data *pHwData = (struct hw_data *)urb->context;
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struct wb35_reg *reg = &pHwData->reg;
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struct wb35_reg_queue *reg_queue;
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/* Variable setting */
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reg->EP0vm_state = VM_COMPLETED;
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reg->EP0VM_status = urb->status;
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if (pHwData->SurpriseRemove) { /* Let WbWlanHalt to handle surprise remove */
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reg->EP0vm_state = VM_STOP;
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atomic_dec(®->RegFireCount);
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} else {
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/* Complete to send, remove the URB from the first */
|
|
spin_lock_irq(®->EP0VM_spin_lock);
|
|
reg_queue = reg->reg_first;
|
|
if (reg_queue == reg->reg_last)
|
|
reg->reg_last = NULL;
|
|
reg->reg_first = reg->reg_first->Next;
|
|
spin_unlock_irq(®->EP0VM_spin_lock);
|
|
|
|
if (reg->EP0VM_status) {
|
|
pr_debug("EP0 IoCompleteRoutine return error\n");
|
|
reg->EP0vm_state = VM_STOP;
|
|
pHwData->SurpriseRemove = 1;
|
|
} else {
|
|
/* Success. Update the result */
|
|
|
|
/* Start the next send */
|
|
Wb35Reg_EP0VM(pHwData);
|
|
}
|
|
|
|
kfree(reg_queue);
|
|
}
|
|
|
|
usb_free_urb(urb);
|
|
}
|
|
|
|
|
|
void Wb35Reg_destroy(struct hw_data *pHwData)
|
|
{
|
|
struct wb35_reg *reg = &pHwData->reg;
|
|
struct urb *urb;
|
|
struct wb35_reg_queue *reg_queue;
|
|
|
|
Uxx_power_off_procedure(pHwData);
|
|
|
|
/* Wait for Reg operation completed */
|
|
do {
|
|
msleep(10); /* Delay for waiting function enter */
|
|
} while (reg->EP0vm_state != VM_STOP);
|
|
msleep(10); /* Delay for waiting function enter */
|
|
|
|
/* Release all the data in RegQueue */
|
|
spin_lock_irq(®->EP0VM_spin_lock);
|
|
reg_queue = reg->reg_first;
|
|
while (reg_queue) {
|
|
if (reg_queue == reg->reg_last)
|
|
reg->reg_last = NULL;
|
|
reg->reg_first = reg->reg_first->Next;
|
|
|
|
urb = reg_queue->urb;
|
|
spin_unlock_irq(®->EP0VM_spin_lock);
|
|
if (urb) {
|
|
usb_free_urb(urb);
|
|
kfree(reg_queue);
|
|
} else {
|
|
pr_debug("EP0 queue release error\n");
|
|
}
|
|
spin_lock_irq(®->EP0VM_spin_lock);
|
|
|
|
reg_queue = reg->reg_first;
|
|
}
|
|
spin_unlock_irq(®->EP0VM_spin_lock);
|
|
}
|
|
|
|
/*
|
|
* =======================================================================
|
|
* The function can be run in passive-level only.
|
|
* =========================================================================
|
|
*/
|
|
unsigned char Wb35Reg_initial(struct hw_data *pHwData)
|
|
{
|
|
struct wb35_reg *reg = &pHwData->reg;
|
|
u32 ltmp;
|
|
u32 SoftwareSet, VCO_trim, TxVga, Region_ScanInterval;
|
|
|
|
/* Spin lock is acquired for read and write IRP command */
|
|
spin_lock_init(®->EP0VM_spin_lock);
|
|
|
|
/* Getting RF module type from EEPROM */
|
|
Wb35Reg_WriteSync(pHwData, 0x03b4, 0x080d0000); /* Start EEPROM access + Read + address(0x0d) */
|
|
Wb35Reg_ReadSync(pHwData, 0x03b4, <mp);
|
|
|
|
/* Update RF module type and determine the PHY type by inf or EEPROM */
|
|
reg->EEPROMPhyType = (u8)(ltmp & 0xff);
|
|
/*
|
|
* 0 V MAX2825, 1 V MAX2827, 2 V MAX2828, 3 V MAX2829
|
|
* 16V AL2230, 17 - AL7230, 18 - AL2230S
|
|
* 32 Reserved
|
|
* 33 - W89RF242(TxVGA 0~19), 34 - W89RF242(TxVGA 0~34)
|
|
*/
|
|
if (reg->EEPROMPhyType != RF_DECIDE_BY_INF) {
|
|
if ((reg->EEPROMPhyType == RF_MAXIM_2825) ||
|
|
(reg->EEPROMPhyType == RF_MAXIM_2827) ||
|
|
(reg->EEPROMPhyType == RF_MAXIM_2828) ||
|
|
(reg->EEPROMPhyType == RF_MAXIM_2829) ||
|
|
(reg->EEPROMPhyType == RF_MAXIM_V1) ||
|
|
(reg->EEPROMPhyType == RF_AIROHA_2230) ||
|
|
(reg->EEPROMPhyType == RF_AIROHA_2230S) ||
|
|
(reg->EEPROMPhyType == RF_AIROHA_7230) ||
|
|
(reg->EEPROMPhyType == RF_WB_242) ||
|
|
(reg->EEPROMPhyType == RF_WB_242_1))
|
|
pHwData->phy_type = reg->EEPROMPhyType;
|
|
}
|
|
|
|
/* Power On procedure running. The relative parameter will be set according to phy_type */
|
|
Uxx_power_on_procedure(pHwData);
|
|
|
|
/* Reading MAC address */
|
|
Uxx_ReadEthernetAddress(pHwData);
|
|
|
|
/* Read VCO trim for RF parameter */
|
|
Wb35Reg_WriteSync(pHwData, 0x03b4, 0x08200000);
|
|
Wb35Reg_ReadSync(pHwData, 0x03b4, &VCO_trim);
|
|
|
|
/* Read Antenna On/Off of software flag */
|
|
Wb35Reg_WriteSync(pHwData, 0x03b4, 0x08210000);
|
|
Wb35Reg_ReadSync(pHwData, 0x03b4, &SoftwareSet);
|
|
|
|
/* Read TXVGA */
|
|
Wb35Reg_WriteSync(pHwData, 0x03b4, 0x08100000);
|
|
Wb35Reg_ReadSync(pHwData, 0x03b4, &TxVga);
|
|
|
|
/* Get Scan interval setting from EEPROM offset 0x1c */
|
|
Wb35Reg_WriteSync(pHwData, 0x03b4, 0x081d0000);
|
|
Wb35Reg_ReadSync(pHwData, 0x03b4, &Region_ScanInterval);
|
|
|
|
/* Update Ethernet address */
|
|
memcpy(pHwData->CurrentMacAddress, pHwData->PermanentMacAddress, ETH_ALEN);
|
|
|
|
/* Update software variable */
|
|
pHwData->SoftwareSet = (u16)(SoftwareSet & 0xffff);
|
|
TxVga &= 0x000000ff;
|
|
pHwData->PowerIndexFromEEPROM = (u8)TxVga;
|
|
pHwData->VCO_trim = (u8)VCO_trim & 0xff;
|
|
if (pHwData->VCO_trim == 0xff)
|
|
pHwData->VCO_trim = 0x28;
|
|
|
|
reg->EEPROMRegion = (u8)(Region_ScanInterval >> 8);
|
|
if (reg->EEPROMRegion < 1 || reg->EEPROMRegion > 6)
|
|
reg->EEPROMRegion = REGION_AUTO;
|
|
|
|
/* For Get Tx VGA from EEPROM */
|
|
GetTxVgaFromEEPROM(pHwData);
|
|
|
|
/* Set Scan Interval */
|
|
pHwData->Scan_Interval = (u8)(Region_ScanInterval & 0xff) * 10;
|
|
if ((pHwData->Scan_Interval == 2550) || (pHwData->Scan_Interval < 10)) /* Is default setting 0xff * 10 */
|
|
pHwData->Scan_Interval = SCAN_MAX_CHNL_TIME;
|
|
|
|
/* Initial register */
|
|
RFSynthesizer_initial(pHwData);
|
|
|
|
BBProcessor_initial(pHwData); /* Async write, must wait until complete */
|
|
|
|
Wb35Reg_phy_calibration(pHwData);
|
|
|
|
Mxx_initial(pHwData);
|
|
Dxx_initial(pHwData);
|
|
|
|
if (pHwData->SurpriseRemove)
|
|
return false;
|
|
else
|
|
return true; /* Initial fail */
|
|
}
|
|
|
|
/*
|
|
* ================================================================
|
|
* CardComputeCrc --
|
|
*
|
|
* Description:
|
|
* Runs the AUTODIN II CRC algorithm on buffer Buffer of length, Length.
|
|
*
|
|
* Arguments:
|
|
* Buffer - the input buffer
|
|
* Length - the length of Buffer
|
|
*
|
|
* Return Value:
|
|
* The 32-bit CRC value.
|
|
* ===================================================================
|
|
*/
|
|
u32 CardComputeCrc(u8 *Buffer, u32 Length)
|
|
{
|
|
u32 Crc, Carry;
|
|
u32 i, j;
|
|
u8 CurByte;
|
|
|
|
Crc = 0xffffffff;
|
|
|
|
for (i = 0; i < Length; i++) {
|
|
CurByte = Buffer[i];
|
|
for (j = 0; j < 8; j++) {
|
|
Carry = ((Crc & 0x80000000) ? 1 : 0) ^ (CurByte & 0x01);
|
|
Crc <<= 1;
|
|
CurByte >>= 1;
|
|
if (Carry)
|
|
Crc = (Crc ^ 0x04c11db6) | Carry;
|
|
}
|
|
}
|
|
return Crc;
|
|
}
|
|
|
|
|
|
/*
|
|
* ==================================================================
|
|
* BitReverse --
|
|
* Reverse the bits in the input argument, dwData, which is
|
|
* regarded as a string of bits with the length, DataLength.
|
|
*
|
|
* Arguments:
|
|
* dwData :
|
|
* DataLength :
|
|
*
|
|
* Return:
|
|
* The converted value.
|
|
* ==================================================================
|
|
*/
|
|
u32 BitReverse(u32 dwData, u32 DataLength)
|
|
{
|
|
u32 HalfLength, i, j;
|
|
u32 BitA, BitB;
|
|
|
|
if (DataLength <= 0)
|
|
return 0; /* No conversion is done. */
|
|
dwData = dwData & (0xffffffff >> (32 - DataLength));
|
|
|
|
HalfLength = DataLength / 2;
|
|
for (i = 0, j = DataLength - 1; i < HalfLength; i++, j--) {
|
|
BitA = GetBit(dwData, i);
|
|
BitB = GetBit(dwData, j);
|
|
if (BitA && !BitB) {
|
|
dwData = ClearBit(dwData, i);
|
|
dwData = SetBit(dwData, j);
|
|
} else if (!BitA && BitB) {
|
|
dwData = SetBit(dwData, i);
|
|
dwData = ClearBit(dwData, j);
|
|
} else {
|
|
/* Do nothing since these two bits are of the save values. */
|
|
}
|
|
}
|
|
return dwData;
|
|
}
|
|
|
|
void Wb35Reg_phy_calibration(struct hw_data *pHwData)
|
|
{
|
|
u32 BB3c, BB54;
|
|
|
|
if ((pHwData->phy_type == RF_WB_242) ||
|
|
(pHwData->phy_type == RF_WB_242_1)) {
|
|
phy_calibration_winbond(pHwData, 2412); /* Sync operation */
|
|
Wb35Reg_ReadSync(pHwData, 0x103c, &BB3c);
|
|
Wb35Reg_ReadSync(pHwData, 0x1054, &BB54);
|
|
|
|
pHwData->BB3c_cal = BB3c;
|
|
pHwData->BB54_cal = BB54;
|
|
|
|
RFSynthesizer_initial(pHwData);
|
|
BBProcessor_initial(pHwData); /* Async operation */
|
|
|
|
Wb35Reg_WriteSync(pHwData, 0x103c, BB3c);
|
|
Wb35Reg_WriteSync(pHwData, 0x1054, BB54);
|
|
}
|
|
}
|
|
|
|
|