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SubjectRe: [PATCH 2/7] w35und: clean up wblinux.c a bit
On Thu 2008-10-30 18:12:02, Pekka Enberg wrote:
> This patch removes wrapper functions from wblinux.c and moves the hardware init
> and halt functions to wbusb.c which has the only callers of them.

Acked-by: Pavel Machek <pavel@suse.cz>

> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
> ---
> drivers/staging/winbond/wblinux.c | 167 -----------------------------------
> drivers/staging/winbond/wblinux_f.h | 5 -
> drivers/staging/winbond/wbusb.c | 150 ++++++++++++++++++++++++++++++-
> 3 files changed, 147 insertions(+), 175 deletions(-)
>
> diff --git a/drivers/staging/winbond/wblinux.c b/drivers/staging/winbond/wblinux.c
> index 31f2d20..433aa0d 100644
> --- a/drivers/staging/winbond/wblinux.c
> +++ b/drivers/staging/winbond/wblinux.c
> @@ -16,22 +16,6 @@
> #include "wbhal_f.h"
> #include "wblinux_f.h"
>
> -unsigned char
> -WBLINUX_Initial(struct wbsoft_priv * adapter)
> -{
> - spin_lock_init( &adapter->SpinLock );
> - return true;
> -}
> -
> -void
> -WBLINUX_Destroy(struct wbsoft_priv * adapter)
> -{
> - WBLINUX_stop( adapter );
> -#ifdef _PE_USB_INI_DUMP_
> - WBDEBUG(("[w35und] unregister_netdev!\n"));
> -#endif
> -}
> -
> void
> WBLINUX_stop( struct wbsoft_priv * adapter )
> {
> @@ -61,154 +45,3 @@ WBLINUX_stop( struct wbsoft_priv * adapter )
>
> atomic_dec(&adapter->ThreadCount);
> }
> -
> -void
> -WbWlanHalt( struct wbsoft_priv * adapter )
> -{
> - //---------------------
> - adapter->sLocalPara.ShutDowned = true;
> -
> - Mds_Destroy( adapter );
> -
> - // Turn off Rx and Tx hardware ability
> - hal_stop( &adapter->sHwData );
> -#ifdef _PE_USB_INI_DUMP_
> - WBDEBUG(("[w35und] Hal_stop O.K.\n"));
> -#endif
> - msleep(100);// Waiting Irp completed
> -
> - // Destroy the NDIS module
> - WBLINUX_Destroy( adapter );
> -
> - // Halt the HAL
> - hal_halt(&adapter->sHwData, NULL);
> -}
> -
> -unsigned char
> -WbWLanInitialize(struct ieee80211_hw *hw)
> -{
> - struct wbsoft_priv *priv = hw->priv;
> - phw_data_t pHwData;
> - u8 *pMacAddr;
> - u8 *pMacAddr2;
> - u32 InitStep = 0;
> - u8 EEPROM_region;
> - u8 HwRadioOff;
> -
> - //
> - // Setting default value for Linux
> - //
> - priv->sLocalPara.region_INF = REGION_AUTO;
> - priv->sLocalPara.TxRateMode = RATE_AUTO;
> - priv->sLocalPara.bMacOperationMode = MODE_802_11_BG; // B/G mode
> - priv->Mds.TxRTSThreshold = DEFAULT_RTSThreshold;
> - priv->Mds.TxFragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD;
> - hal_set_phy_type( &priv->sHwData, RF_WB_242_1 );
> - priv->sLocalPara.MTUsize = MAX_ETHERNET_PACKET_SIZE;
> - priv->sLocalPara.bPreambleMode = AUTO_MODE;
> - priv->sLocalPara.RadioOffStatus.boSwRadioOff = false;
> - pHwData = &priv->sHwData;
> - hal_set_phy_type( pHwData, RF_DECIDE_BY_INF );
> -
> - //
> - // Initial each module and variable
> - //
> - if (!WBLINUX_Initial(priv)) {
> -#ifdef _PE_USB_INI_DUMP_
> - WBDEBUG(("[w35und]WBNDIS initialization failed\n"));
> -#endif
> - goto error;
> - }
> -
> - // Initial Software variable
> - priv->sLocalPara.ShutDowned = false;
> -
> - //added by ws for wep key error detection
> - priv->sLocalPara.bWepKeyError= false;
> - priv->sLocalPara.bToSelfPacketReceived = false;
> - priv->sLocalPara.WepKeyDetectTimerCount= 2 * 100; /// 2 seconds
> -
> - // Initial USB hal
> - InitStep = 1;
> - pHwData = &priv->sHwData;
> - if (!hal_init_hardware(hw))
> - goto error;
> -
> - EEPROM_region = hal_get_region_from_EEPROM( pHwData );
> - if (EEPROM_region != REGION_AUTO)
> - priv->sLocalPara.region = EEPROM_region;
> - else {
> - if (priv->sLocalPara.region_INF != REGION_AUTO)
> - priv->sLocalPara.region = priv->sLocalPara.region_INF;
> - else
> - priv->sLocalPara.region = REGION_USA; //default setting
> - }
> -
> - // Get Software setting flag from hal
> - priv->sLocalPara.boAntennaDiversity = false;
> - if (hal_software_set(pHwData) & 0x00000001)
> - priv->sLocalPara.boAntennaDiversity = true;
> -
> - //
> - // For TS module
> - //
> - InitStep = 2;
> -
> - // For MDS module
> - InitStep = 3;
> - Mds_initial(priv);
> -
> - //=======================================
> - // Initialize the SME, SCAN, MLME, ROAM
> - //=======================================
> - InitStep = 4;
> - InitStep = 5;
> - InitStep = 6;
> -
> - // If no user-defined address in the registry, use the addresss "burned" on the NIC instead.
> - pMacAddr = priv->sLocalPara.ThisMacAddress;
> - pMacAddr2 = priv->sLocalPara.PermanentAddress;
> - hal_get_permanent_address( pHwData, priv->sLocalPara.PermanentAddress );// Reading ethernet address from EEPROM
> - if (memcmp(pMacAddr, "\x00\x00\x00\x00\x00\x00", MAC_ADDR_LENGTH) == 0)
> - memcpy(pMacAddr, pMacAddr2, MAC_ADDR_LENGTH);
> - else {
> - // Set the user define MAC address
> - hal_set_ethernet_address(pHwData, priv->sLocalPara.ThisMacAddress);
> - }
> -
> - //get current antenna
> - priv->sLocalPara.bAntennaNo = hal_get_antenna_number(pHwData);
> -#ifdef _PE_STATE_DUMP_
> - WBDEBUG(("Driver init, antenna no = %d\n", psLOCAL->bAntennaNo));
> -#endif
> - hal_get_hw_radio_off( pHwData );
> -
> - // Waiting for HAL setting OK
> - while (!hal_idle(pHwData))
> - msleep(10);
> -
> - MTO_Init(priv);
> -
> - HwRadioOff = hal_get_hw_radio_off( pHwData );
> - priv->sLocalPara.RadioOffStatus.boHwRadioOff = !!HwRadioOff;
> -
> - hal_set_radio_mode( pHwData, (unsigned char)(priv->sLocalPara.RadioOffStatus.boSwRadioOff || priv->sLocalPara.RadioOffStatus.boHwRadioOff) );
> -
> - hal_driver_init_OK(pHwData) = 1; // Notify hal that the driver is ready now.
> - //set a tx power for reference.....
> -// sme_set_tx_power_level(priv, 12); FIXME?
> - return true;
> -
> -error:
> - switch (InitStep) {
> - case 5:
> - case 4:
> - case 3: Mds_Destroy( priv );
> - case 2:
> - case 1: WBLINUX_Destroy( priv );
> - hal_halt( pHwData, NULL );
> - case 0: break;
> - }
> -
> - return false;
> -}
> diff --git a/drivers/staging/winbond/wblinux_f.h b/drivers/staging/winbond/wblinux_f.h
> index 15e6a65..f531a01 100644
> --- a/drivers/staging/winbond/wblinux_f.h
> +++ b/drivers/staging/winbond/wblinux_f.h
> @@ -9,15 +9,10 @@
> //
> // wblinux_f.h
> //
> -unsigned char WBLINUX_Initial( struct wbsoft_priv *adapter );
> int wb35_start_xmit(struct sk_buff *skb, struct net_device *netdev );
> void WBLINUX_stop( struct wbsoft_priv *adapter );
> -void WBLINUX_Destroy( struct wbsoft_priv *adapter );
> void wb35_set_multicast( struct net_device *netdev );
> struct net_device_stats * wb35_netdev_stats( struct net_device *netdev );
> void WBLINUX_stop( struct wbsoft_priv *adapter );
> -void WbWlanHalt( struct wbsoft_priv *adapter );
> -unsigned char WbWLanInitialize(struct ieee80211_hw *hw);
> -
>
> #endif
> diff --git a/drivers/staging/winbond/wbusb.c b/drivers/staging/winbond/wbusb.c
> index 67847c8..673875d 100644
> --- a/drivers/staging/winbond/wbusb.c
> +++ b/drivers/staging/winbond/wbusb.c
> @@ -7,7 +7,9 @@
> #include <linux/usb.h>
>
> #include "core.h"
> +#include "mds_f.h"
> #include "mlmetxrx_f.h"
> +#include "mto_f.h"
> #include "wbhal_f.h"
> #include "wblinux_f.h"
>
> @@ -180,7 +182,7 @@ static u64 wbsoft_get_tsf(struct ieee80211_hw *dev)
>
> static const struct ieee80211_ops wbsoft_ops = {
> .tx = wbsoft_tx,
> - .start = wbsoft_start, /* Start can be pretty much empty as we do WbWLanInitialize() during probe? */
> + .start = wbsoft_start, /* Start can be pretty much empty as we do wb35_hw_init() during probe? */
> .stop = wbsoft_stop,
> .add_interface = wbsoft_add_interface,
> .remove_interface = wbsoft_remove_interface,
> @@ -193,6 +195,124 @@ static const struct ieee80211_ops wbsoft_ops = {
> // conf_tx: hal_set_cwmin()/hal_set_cwmax;
> };
>
> +static unsigned char wb35_hw_init(struct ieee80211_hw *hw)
> +{
> + struct wbsoft_priv *priv = hw->priv;
> + phw_data_t pHwData;
> + u8 *pMacAddr;
> + u8 *pMacAddr2;
> + u32 InitStep = 0;
> + u8 EEPROM_region;
> + u8 HwRadioOff;
> +
> + //
> + // Setting default value for Linux
> + //
> + priv->sLocalPara.region_INF = REGION_AUTO;
> + priv->sLocalPara.TxRateMode = RATE_AUTO;
> + priv->sLocalPara.bMacOperationMode = MODE_802_11_BG; // B/G mode
> + priv->Mds.TxRTSThreshold = DEFAULT_RTSThreshold;
> + priv->Mds.TxFragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD;
> + hal_set_phy_type( &priv->sHwData, RF_WB_242_1 );
> + priv->sLocalPara.MTUsize = MAX_ETHERNET_PACKET_SIZE;
> + priv->sLocalPara.bPreambleMode = AUTO_MODE;
> + priv->sLocalPara.RadioOffStatus.boSwRadioOff = false;
> + pHwData = &priv->sHwData;
> + hal_set_phy_type( pHwData, RF_DECIDE_BY_INF );
> +
> + // Initial Software variable
> + priv->sLocalPara.ShutDowned = false;
> +
> + //added by ws for wep key error detection
> + priv->sLocalPara.bWepKeyError= false;
> + priv->sLocalPara.bToSelfPacketReceived = false;
> + priv->sLocalPara.WepKeyDetectTimerCount= 2 * 100; /// 2 seconds
> +
> + // Initial USB hal
> + InitStep = 1;
> + pHwData = &priv->sHwData;
> + if (!hal_init_hardware(hw))
> + goto error;
> +
> + EEPROM_region = hal_get_region_from_EEPROM( pHwData );
> + if (EEPROM_region != REGION_AUTO)
> + priv->sLocalPara.region = EEPROM_region;
> + else {
> + if (priv->sLocalPara.region_INF != REGION_AUTO)
> + priv->sLocalPara.region = priv->sLocalPara.region_INF;
> + else
> + priv->sLocalPara.region = REGION_USA; //default setting
> + }
> +
> + // Get Software setting flag from hal
> + priv->sLocalPara.boAntennaDiversity = false;
> + if (hal_software_set(pHwData) & 0x00000001)
> + priv->sLocalPara.boAntennaDiversity = true;
> +
> + //
> + // For TS module
> + //
> + InitStep = 2;
> +
> + // For MDS module
> + InitStep = 3;
> + Mds_initial(priv);
> +
> + //=======================================
> + // Initialize the SME, SCAN, MLME, ROAM
> + //=======================================
> + InitStep = 4;
> + InitStep = 5;
> + InitStep = 6;
> +
> + // If no user-defined address in the registry, use the addresss "burned" on the NIC instead.
> + pMacAddr = priv->sLocalPara.ThisMacAddress;
> + pMacAddr2 = priv->sLocalPara.PermanentAddress;
> + hal_get_permanent_address( pHwData, priv->sLocalPara.PermanentAddress );// Reading ethernet address from EEPROM
> + if (memcmp(pMacAddr, "\x00\x00\x00\x00\x00\x00", MAC_ADDR_LENGTH) == 0)
> + memcpy(pMacAddr, pMacAddr2, MAC_ADDR_LENGTH);
> + else {
> + // Set the user define MAC address
> + hal_set_ethernet_address(pHwData, priv->sLocalPara.ThisMacAddress);
> + }
> +
> + //get current antenna
> + priv->sLocalPara.bAntennaNo = hal_get_antenna_number(pHwData);
> +#ifdef _PE_STATE_DUMP_
> + WBDEBUG(("Driver init, antenna no = %d\n", psLOCAL->bAntennaNo));
> +#endif
> + hal_get_hw_radio_off( pHwData );
> +
> + // Waiting for HAL setting OK
> + while (!hal_idle(pHwData))
> + msleep(10);
> +
> + MTO_Init(priv);
> +
> + HwRadioOff = hal_get_hw_radio_off( pHwData );
> + priv->sLocalPara.RadioOffStatus.boHwRadioOff = !!HwRadioOff;
> +
> + hal_set_radio_mode( pHwData, (unsigned char)(priv->sLocalPara.RadioOffStatus.boSwRadioOff || priv->sLocalPara.RadioOffStatus.boHwRadioOff) );
> +
> + hal_driver_init_OK(pHwData) = 1; // Notify hal that the driver is ready now.
> + //set a tx power for reference.....
> +// sme_set_tx_power_level(priv, 12); FIXME?
> + return true;
> +
> +error:
> + switch (InitStep) {
> + case 5:
> + case 4:
> + case 3: Mds_Destroy( priv );
> + case 2:
> + case 1: WBLINUX_stop(priv);
> + hal_halt( pHwData, NULL );
> + case 0: break;
> + }
> +
> + return false;
> +}
> +
> static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id_table)
> {
> PWBUSB pWbUsb;
> @@ -225,6 +345,8 @@ static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id
>
> priv = dev->priv;
>
> + spin_lock_init(&priv->SpinLock);
> +
> pWbUsb = &priv->sHwData.WbUsb;
> pWbUsb->udev = udev;
>
> @@ -236,7 +358,7 @@ static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id
> pWbUsb->IsUsb20 = 1;
> }
>
> - if (!WbWLanInitialize(dev)) {
> + if (!wb35_hw_init(dev)) {
> err = -EINVAL;
> goto error_free_hw;
> }
> @@ -300,11 +422,33 @@ void packet_came(struct ieee80211_hw *hw, char *pRxBufferAddress, int PacketSize
> ieee80211_rx_irqsafe(hw, skb, &rx_status);
> }
>
> +static void wb35_hw_halt(struct wbsoft_priv *adapter)
> +{
> + //---------------------
> + adapter->sLocalPara.ShutDowned = true;
> +
> + Mds_Destroy( adapter );
> +
> + // Turn off Rx and Tx hardware ability
> + hal_stop( &adapter->sHwData );
> +#ifdef _PE_USB_INI_DUMP_
> + WBDEBUG(("[w35und] Hal_stop O.K.\n"));
> +#endif
> + msleep(100);// Waiting Irp completed
> +
> + // Destroy the NDIS module
> + WBLINUX_stop(adapter);
> +
> + // Halt the HAL
> + hal_halt(&adapter->sHwData, NULL);
> +}
> +
> +
> static void wb35_disconnect(struct usb_interface *intf)
> {
> struct wbsoft_priv *priv = usb_get_intfdata(intf);
>
> - WbWlanHalt(priv);
> + wb35_hw_halt(priv);
>
> usb_set_intfdata(intf, NULL);
> usb_put_dev(interface_to_usbdev(intf));

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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