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SubjectRe: [PATCH] w35und: remove global struct ieee80211_hw
On Thu 2008-10-30 16:14:39, Pekka Enberg wrote:
> Remove the my_dev global variable from wbusb.c by passing a pointer to struct
> ieee80211_hw around so that packet_came() gets it.

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

> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
> ---
> drivers/staging/winbond/wb35rx.c | 29 +++++++++-----
> drivers/staging/winbond/wb35rx_f.h | 7 ++-
> drivers/staging/winbond/wbhal.c | 11 +++--
> drivers/staging/winbond/wbhal_f.h | 2 +-
> drivers/staging/winbond/wblinux.c | 73 ++++++++++++++++++-----------------
> drivers/staging/winbond/wblinux_f.h | 3 +-
> drivers/staging/winbond/wbusb.c | 8 +--
> 7 files changed, 72 insertions(+), 61 deletions(-)
>
> diff --git a/drivers/staging/winbond/wb35rx.c b/drivers/staging/winbond/wb35rx.c
> index 15a0650..cd5a8e1 100644
> --- a/drivers/staging/winbond/wb35rx.c
> +++ b/drivers/staging/winbond/wb35rx.c
> @@ -10,24 +10,29 @@
> //============================================================================
> #include <linux/usb.h>
>
> +#include "core.h"
> #include "sysdef.h"
> #include "wb35rx_f.h"
>
> -void Wb35Rx_start(phw_data_t pHwData)
> +void Wb35Rx_start(struct ieee80211_hw *hw)
> {
> + struct wbsoft_priv *priv = hw->priv;
> + phw_data_t pHwData = &priv->sHwData;
> PWB35RX pWb35Rx = &pHwData->Wb35Rx;
>
> // Allow only one thread to run into the Wb35Rx() function
> if (atomic_inc_return(&pWb35Rx->RxFireCounter) == 1) {
> pWb35Rx->EP3vm_state = VM_RUNNING;
> - Wb35Rx(pHwData);
> + Wb35Rx(hw);
> } else
> atomic_dec(&pWb35Rx->RxFireCounter);
> }
>
> // This function cannot reentrain
> -void Wb35Rx( phw_data_t pHwData )
> +void Wb35Rx(struct ieee80211_hw *hw)
> {
> + struct wbsoft_priv *priv = hw->priv;
> + phw_data_t pHwData = &priv->sHwData;
> PWB35RX pWb35Rx = &pHwData->Wb35Rx;
> u8 * pRxBufferAddress;
> struct urb *urb = pWb35Rx->RxUrb;
> @@ -69,7 +74,7 @@ void Wb35Rx( phw_data_t pHwData )
> usb_fill_bulk_urb(urb, pHwData->WbUsb.udev,
> usb_rcvbulkpipe(pHwData->WbUsb.udev, 3),
> pRxBufferAddress, MAX_USB_RX_BUFFER,
> - Wb35Rx_Complete, pHwData);
> + Wb35Rx_Complete, hw);
>
> pWb35Rx->EP3vm_state = VM_RUNNING;
>
> @@ -89,7 +94,9 @@ error:
>
> void Wb35Rx_Complete(struct urb *urb)
> {
> - phw_data_t pHwData = urb->context;
> + struct ieee80211_hw *hw = urb->context;
> + struct wbsoft_priv *priv = hw->priv;
> + phw_data_t pHwData = &priv->sHwData;
> PWB35RX pWb35Rx = &pHwData->Wb35Rx;
> u8 * pRxBufferAddress;
> u32 SizeCheck;
> @@ -150,11 +157,11 @@ void Wb35Rx_Complete(struct urb *urb)
> pWb35Rx->RxBufferSize[ RxBufferId ] = BulkLength;
>
> if (!pWb35Rx->RxOwner[ RxBufferId ])
> - Wb35Rx_indicate(pHwData);
> + Wb35Rx_indicate(hw);
>
> kfree(pWb35Rx->pDRx);
> // Do the next receive
> - Wb35Rx(pHwData);
> + Wb35Rx(hw);
> return;
>
> error:
> @@ -257,11 +264,13 @@ void Wb35Rx_adjust(PDESCRIPTOR pRxDes)
> pRxDes->buffer_size[0] = BufferSize;
> }
>
> -extern void packet_came(char *pRxBufferAddress, int PacketSize);
> +extern void packet_came(struct ieee80211_hw *hw, char *pRxBufferAddress, int PacketSize);
>
>
> -u16 Wb35Rx_indicate(phw_data_t pHwData)
> +u16 Wb35Rx_indicate(struct ieee80211_hw *hw)
> {
> + struct wbsoft_priv *priv = hw->priv;
> + phw_data_t pHwData = &priv->sHwData;
> DESCRIPTOR RxDes;
> PWB35RX pWb35Rx = &pHwData->Wb35Rx;
> u8 * pRxBufferAddress;
> @@ -317,7 +326,7 @@ u16 Wb35Rx_indicate(phw_data_t pHwData)
> RxDes.buffer_total_size = RxDes.buffer_size[0];
> Wb35Rx_adjust(&RxDes);
>
> - packet_came(pRxBufferAddress, PacketSize);
> + packet_came(hw, pRxBufferAddress, PacketSize);
>
> // Move RxBuffer point to the next
> stmp = PacketSize + 3;
> diff --git a/drivers/staging/winbond/wb35rx_f.h b/drivers/staging/winbond/wb35rx_f.h
> index 9fb2e2a..5585b55 100644
> --- a/drivers/staging/winbond/wb35rx_f.h
> +++ b/drivers/staging/winbond/wb35rx_f.h
> @@ -1,6 +1,7 @@
> #ifndef __WINBOND_WB35RX_F_H
> #define __WINBOND_WB35RX_F_H
>
> +#include <net/mac80211.h>
> #include "wbhal_s.h"
>
> //====================================
> @@ -10,11 +11,11 @@ void Wb35Rx_reset_descriptor( phw_data_t pHwData );
> unsigned char Wb35Rx_initial( phw_data_t pHwData );
> void Wb35Rx_destroy( phw_data_t pHwData );
> void Wb35Rx_stop( phw_data_t pHwData );
> -u16 Wb35Rx_indicate( phw_data_t pHwData );
> +u16 Wb35Rx_indicate(struct ieee80211_hw *hw);
> void Wb35Rx_adjust( PDESCRIPTOR pRxDes );
> -void Wb35Rx_start( phw_data_t pHwData );
> +void Wb35Rx_start(struct ieee80211_hw *hw);
>
> -void Wb35Rx( phw_data_t pHwData );
> +void Wb35Rx(struct ieee80211_hw *hw);
> void Wb35Rx_Complete(struct urb *urb);
>
> #endif
> diff --git a/drivers/staging/winbond/wbhal.c b/drivers/staging/winbond/wbhal.c
> index 289ca7e..d2be5fb 100644
> --- a/drivers/staging/winbond/wbhal.c
> +++ b/drivers/staging/winbond/wbhal.c
> @@ -315,9 +315,10 @@ static void hal_led_control(unsigned long data)
> add_timer(&pHwData->LEDTimer);
> }
>
> -
> -u8 hal_init_hardware(phw_data_t pHwData, struct wbsoft_priv * adapter)
> +u8 hal_init_hardware(struct ieee80211_hw *hw)
> {
> + struct wbsoft_priv *priv = hw->priv;
> + phw_data_t pHwData = &priv->sHwData;
> u16 SoftwareSet;
>
> // Initial the variable
> @@ -333,7 +334,7 @@ u8 hal_init_hardware(phw_data_t pHwData, struct wbsoft_priv * adapter)
> pHwData->InitialResource = 4;
> init_timer(&pHwData->LEDTimer);
> pHwData->LEDTimer.function = hal_led_control;
> - pHwData->LEDTimer.data = (unsigned long) adapter;
> + pHwData->LEDTimer.data = (unsigned long) priv;
> pHwData->LEDTimer.expires = jiffies + msecs_to_jiffies(1000);
> add_timer(&pHwData->LEDTimer);
>
> @@ -349,8 +350,8 @@ u8 hal_init_hardware(phw_data_t pHwData, struct wbsoft_priv * adapter)
> return false;
> #endif
>
> - Wb35Rx_start( pHwData );
> - Wb35Tx_EP2VM_start(adapter);
> + Wb35Rx_start(hw);
> + Wb35Tx_EP2VM_start(priv);
>
> return true;
> }
> diff --git a/drivers/staging/winbond/wbhal_f.h b/drivers/staging/winbond/wbhal_f.h
> index e7a1d61..dc5709f 100644
> --- a/drivers/staging/winbond/wbhal_f.h
> +++ b/drivers/staging/winbond/wbhal_f.h
> @@ -21,7 +21,7 @@ void hal_clear_all_key( phw_data_t pHwData );
> void hal_get_ethernet_address( phw_data_t pHwData, u8 *current_address );
> void hal_set_ethernet_address( phw_data_t pHwData, u8 *current_address );
> void hal_get_permanent_address( phw_data_t pHwData, u8 *pethernet_address );
> -unsigned char hal_init_hardware( phw_data_t pHwData, struct wbsoft_priv * adapter );
> +u8 hal_init_hardware(struct ieee80211_hw *hw);
> void hal_set_power_save_mode( phw_data_t pHwData, unsigned char power_save, unsigned char wakeup, unsigned char dtim );
> void hal_get_power_save_mode( phw_data_t pHwData, u8 *pin_pwr_save );
> void hal_set_slot_time( phw_data_t pHwData, u8 type );
> diff --git a/drivers/staging/winbond/wblinux.c b/drivers/staging/winbond/wblinux.c
> index 3b02aae..31f2d20 100644
> --- a/drivers/staging/winbond/wblinux.c
> +++ b/drivers/staging/winbond/wblinux.c
> @@ -85,8 +85,9 @@ WbWlanHalt( struct wbsoft_priv * adapter )
> }
>
> unsigned char
> -WbWLanInitialize(struct wbsoft_priv * adapter)
> +WbWLanInitialize(struct ieee80211_hw *hw)
> {
> + struct wbsoft_priv *priv = hw->priv;
> phw_data_t pHwData;
> u8 *pMacAddr;
> u8 *pMacAddr2;
> @@ -97,22 +98,22 @@ WbWLanInitialize(struct wbsoft_priv * adapter)
> //
> // Setting default value for Linux
> //
> - adapter->sLocalPara.region_INF = REGION_AUTO;
> - adapter->sLocalPara.TxRateMode = RATE_AUTO;
> - psLOCAL->bMacOperationMode = MODE_802_11_BG; // B/G mode
> - adapter->Mds.TxRTSThreshold = DEFAULT_RTSThreshold;
> - adapter->Mds.TxFragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD;
> - hal_set_phy_type( &adapter->sHwData, RF_WB_242_1 );
> - adapter->sLocalPara.MTUsize = MAX_ETHERNET_PACKET_SIZE;
> - psLOCAL->bPreambleMode = AUTO_MODE;
> - adapter->sLocalPara.RadioOffStatus.boSwRadioOff = false;
> - pHwData = &adapter->sHwData;
> + 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(adapter)) {
> + if (!WBLINUX_Initial(priv)) {
> #ifdef _PE_USB_INI_DUMP_
> WBDEBUG(("[w35und]WBNDIS initialization failed\n"));
> #endif
> @@ -120,33 +121,33 @@ WbWLanInitialize(struct wbsoft_priv * adapter)
> }
>
> // Initial Software variable
> - adapter->sLocalPara.ShutDowned = false;
> + priv->sLocalPara.ShutDowned = false;
>
> //added by ws for wep key error detection
> - adapter->sLocalPara.bWepKeyError= false;
> - adapter->sLocalPara.bToSelfPacketReceived = false;
> - adapter->sLocalPara.WepKeyDetectTimerCount= 2 * 100; /// 2 seconds
> + priv->sLocalPara.bWepKeyError= false;
> + priv->sLocalPara.bToSelfPacketReceived = false;
> + priv->sLocalPara.WepKeyDetectTimerCount= 2 * 100; /// 2 seconds
>
> // Initial USB hal
> InitStep = 1;
> - pHwData = &adapter->sHwData;
> - if (!hal_init_hardware(pHwData, adapter))
> + pHwData = &priv->sHwData;
> + if (!hal_init_hardware(hw))
> goto error;
>
> EEPROM_region = hal_get_region_from_EEPROM( pHwData );
> if (EEPROM_region != REGION_AUTO)
> - psLOCAL->region = EEPROM_region;
> + priv->sLocalPara.region = EEPROM_region;
> else {
> - if (psLOCAL->region_INF != REGION_AUTO)
> - psLOCAL->region = psLOCAL->region_INF;
> + if (priv->sLocalPara.region_INF != REGION_AUTO)
> + priv->sLocalPara.region = priv->sLocalPara.region_INF;
> else
> - psLOCAL->region = REGION_USA; //default setting
> + priv->sLocalPara.region = REGION_USA; //default setting
> }
>
> // Get Software setting flag from hal
> - adapter->sLocalPara.boAntennaDiversity = false;
> + priv->sLocalPara.boAntennaDiversity = false;
> if (hal_software_set(pHwData) & 0x00000001)
> - adapter->sLocalPara.boAntennaDiversity = true;
> + priv->sLocalPara.boAntennaDiversity = true;
>
> //
> // For TS module
> @@ -155,7 +156,7 @@ WbWLanInitialize(struct wbsoft_priv * adapter)
>
> // For MDS module
> InitStep = 3;
> - Mds_initial(adapter);
> + Mds_initial(priv);
>
> //=======================================
> // Initialize the SME, SCAN, MLME, ROAM
> @@ -165,18 +166,18 @@ WbWLanInitialize(struct wbsoft_priv * adapter)
> InitStep = 6;
>
> // If no user-defined address in the registry, use the addresss "burned" on the NIC instead.
> - pMacAddr = adapter->sLocalPara.ThisMacAddress;
> - pMacAddr2 = adapter->sLocalPara.PermanentAddress;
> - hal_get_permanent_address( pHwData, adapter->sLocalPara.PermanentAddress );// Reading ethernet address from EEPROM
> + 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, adapter->sLocalPara.ThisMacAddress);
> + hal_set_ethernet_address(pHwData, priv->sLocalPara.ThisMacAddress);
> }
>
> //get current antenna
> - psLOCAL->bAntennaNo = hal_get_antenna_number(pHwData);
> + priv->sLocalPara.bAntennaNo = hal_get_antenna_number(pHwData);
> #ifdef _PE_STATE_DUMP_
> WBDEBUG(("Driver init, antenna no = %d\n", psLOCAL->bAntennaNo));
> #endif
> @@ -186,25 +187,25 @@ WbWLanInitialize(struct wbsoft_priv * adapter)
> while (!hal_idle(pHwData))
> msleep(10);
>
> - MTO_Init(adapter);
> + MTO_Init(priv);
>
> HwRadioOff = hal_get_hw_radio_off( pHwData );
> - psLOCAL->RadioOffStatus.boHwRadioOff = !!HwRadioOff;
> + priv->sLocalPara.RadioOffStatus.boHwRadioOff = !!HwRadioOff;
>
> - hal_set_radio_mode( pHwData, (unsigned char)(psLOCAL->RadioOffStatus.boSwRadioOff || psLOCAL->RadioOffStatus.boHwRadioOff) );
> + 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(adapter, 12); FIXME?
> +// sme_set_tx_power_level(priv, 12); FIXME?
> return true;
>
> error:
> switch (InitStep) {
> case 5:
> case 4:
> - case 3: Mds_Destroy( adapter );
> + case 3: Mds_Destroy( priv );
> case 2:
> - case 1: WBLINUX_Destroy( adapter );
> + case 1: WBLINUX_Destroy( priv );
> hal_halt( pHwData, NULL );
> case 0: break;
> }
> diff --git a/drivers/staging/winbond/wblinux_f.h b/drivers/staging/winbond/wblinux_f.h
> index 4b786fc..15e6a65 100644
> --- a/drivers/staging/winbond/wblinux_f.h
> +++ b/drivers/staging/winbond/wblinux_f.h
> @@ -17,6 +17,7 @@ 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 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 a6bc78e..40bb77c 100644
> --- a/drivers/staging/winbond/wbusb.c
> +++ b/drivers/staging/winbond/wbusb.c
> @@ -45,7 +45,6 @@ static struct ieee80211_supported_band wbsoft_band_2GHz = {
> };
>
> int wbsoft_enabled;
> -struct ieee80211_hw *my_dev;
>
> static int wbsoft_add_interface(struct ieee80211_hw *dev,
> struct ieee80211_if_init_conf *conf)
> @@ -225,7 +224,6 @@ static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id
> goto error;
>
> priv = dev->priv;
> - my_dev = dev;
>
> pWbUsb = &priv->sHwData.WbUsb;
> pWbUsb->udev = udev;
> @@ -238,7 +236,7 @@ static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id
> pWbUsb->IsUsb20 = 1;
> }
>
> - if (!WbWLanInitialize(priv)) {
> + if (!WbWLanInitialize(dev)) {
> err = -EINVAL;
> goto error_free_hw;
> }
> @@ -274,7 +272,7 @@ error:
> return err;
> }
>
> -void packet_came(char *pRxBufferAddress, int PacketSize)
> +void packet_came(struct ieee80211_hw *hw, char *pRxBufferAddress, int PacketSize)
> {
> struct sk_buff *skb;
> struct ieee80211_rx_status rx_status = {0};
> @@ -299,7 +297,7 @@ void packet_came(char *pRxBufferAddress, int PacketSize)
> rx_status.phymode = MODE_IEEE80211B;
> */
>
> - ieee80211_rx_irqsafe(my_dev, skb, &rx_status);
> + ieee80211_rx_irqsafe(hw, skb, &rx_status);
> }
>
> static void wb35_disconnect(struct usb_interface *intf)

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


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