From 208fdd2f447899164bd139452c291b155e53cee9 Mon Sep 17 00:00:00 2001 From: Holger Schurig Date: Fri, 25 May 2007 12:17:06 -0400 Subject: [PATCH] [PATCH] libertas: indirect all hardware access via hw_XXXX functions This functions makes all libertas_sbi_XXX functions static to the if_usb.c file and renames them to if_usb_XXXX(). The get called from other places of the source code via priv->hw_XXXX(). Signed-off-by: Holger Schurig Signed-off-by: John W. Linville --- drivers/net/wireless/libertas/cmd.c | 5 ++-- drivers/net/wireless/libertas/cmdresp.c | 1 - drivers/net/wireless/libertas/decl.h | 5 ++++ drivers/net/wireless/libertas/defs.h | 7 ++++++ drivers/net/wireless/libertas/dev.h | 8 +++++++ drivers/net/wireless/libertas/ethtool.c | 2 -- drivers/net/wireless/libertas/fw.c | 3 +-- drivers/net/wireless/libertas/if_usb.c | 32 +++++++++++++++++-------- drivers/net/wireless/libertas/main.c | 15 ++++++------ drivers/net/wireless/libertas/sbi.h | 30 ----------------------- drivers/net/wireless/libertas/tx.c | 11 ++++----- 11 files changed, 57 insertions(+), 62 deletions(-) delete mode 100644 drivers/net/wireless/libertas/sbi.h diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index c1d9902cac5..899b115f4c1 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -6,7 +6,6 @@ #include #include "host.h" #include "hostcmd.h" -#include "sbi.h" #include "decl.h" #include "defs.h" #include "dev.h" @@ -1014,7 +1013,7 @@ static int DownloadcommandToStation(wlan_private * priv, cmdnode->cmdwaitqwoken = 0; cmdsize = cpu_to_le16(cmdsize); - ret = libertas_sbi_host_to_card(priv, MVMS_CMD, (u8 *) cmdptr, cmdsize); + ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) cmdptr, cmdsize); if (ret != 0) { lbs_deb_cmd("DNLD_CMD: Host to Card failed\n"); @@ -1841,7 +1840,7 @@ static int sendconfirmsleep(wlan_private * priv, u8 * cmdptr, u16 size) lbs_dbg_hex("SEND_SLEEPC_CMD: Sleep confirm command", cmdptr, size); - ret = libertas_sbi_host_to_card(priv, MVMS_CMD, cmdptr, size); + ret = priv->hw_host_to_card(priv, MVMS_CMD, cmdptr, size); priv->wlan_dev.dnld_sent = DNLD_RES_RECEIVED; spin_lock_irqsave(&adapter->driver_lock, flags); diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c index c8fce7bf668..1efdc4beb7f 100644 --- a/drivers/net/wireless/libertas/cmdresp.c +++ b/drivers/net/wireless/libertas/cmdresp.c @@ -9,7 +9,6 @@ #include #include "host.h" -#include "sbi.h" #include "decl.h" #include "defs.h" #include "dev.h" diff --git a/drivers/net/wireless/libertas/decl.h b/drivers/net/wireless/libertas/decl.h index 96d22b1f25d..4967005adfe 100644 --- a/drivers/net/wireless/libertas/decl.h +++ b/drivers/net/wireless/libertas/decl.h @@ -82,4 +82,9 @@ int wlan_remove_card(wlan_private *priv); int wlan_add_mesh(wlan_private *priv); void wlan_remove_mesh(wlan_private *priv); +/* preliminary here */ +int if_usb_register(void); +void if_usb_unregister(void); + + #endif /* _WLAN_DECL_H_ */ diff --git a/drivers/net/wireless/libertas/defs.h b/drivers/net/wireless/libertas/defs.h index 7e8e7ac2178..c081813410f 100644 --- a/drivers/net/wireless/libertas/defs.h +++ b/drivers/net/wireless/libertas/defs.h @@ -155,6 +155,13 @@ static inline void lbs_dbg_hex(char *prompt, u8 * buf, int len) #define MRVDRV_MAX_BEACON_INTERVAL 1000 #define MRVDRV_BEACON_INTERVAL 100 +/** INT status Bit Definition*/ +#define his_cmddnldrdy 0x01 +#define his_cardevent 0x02 +#define his_cmdupldrdy 0x04 + +#define SBI_EVENT_CAUSE_SHIFT 3 + /** TxPD status */ /* Station firmware use TxPD status field to report final Tx transmit diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h index d7673c91f48..32e2077617b 100644 --- a/drivers/net/wireless/libertas/dev.h +++ b/drivers/net/wireless/libertas/dev.h @@ -162,6 +162,14 @@ struct _wlan_private { struct delayed_work assoc_work; struct workqueue_struct *assoc_thread; + + /** Hardware access */ + int (*hw_register_dev) (wlan_private * priv); + int (*hw_unregister_dev) (wlan_private *); + int (*hw_prog_firmware) (wlan_private *); + int (*hw_host_to_card) (wlan_private * priv, u8 type, u8 * payload, u16 nb); + int (*hw_get_int_status) (wlan_private * priv, u8 *); + int (*hw_read_event_cause) (wlan_private *); }; /** Association request diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c index c3a26fce02c..2be1815e287 100644 --- a/drivers/net/wireless/libertas/ethtool.c +++ b/drivers/net/wireless/libertas/ethtool.c @@ -1,10 +1,8 @@ - #include #include #include #include "host.h" -#include "sbi.h" #include "decl.h" #include "defs.h" #include "dev.h" diff --git a/drivers/net/wireless/libertas/fw.c b/drivers/net/wireless/libertas/fw.c index 2c965b5341d..dc3d48aefd6 100644 --- a/drivers/net/wireless/libertas/fw.c +++ b/drivers/net/wireless/libertas/fw.c @@ -5,7 +5,6 @@ #include #include "host.h" -#include "sbi.h" #include "defs.h" #include "decl.h" #include "dev.h" @@ -89,7 +88,7 @@ static int wlan_setup_station_hw(wlan_private * priv) goto done; } - ret = libertas_sbi_prog_firmware(priv); + ret = priv->hw_prog_firmware(priv); release_firmware(priv->firmware); diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c index d4db8e668e7..5b0e0f76f40 100644 --- a/drivers/net/wireless/libertas/if_usb.c +++ b/drivers/net/wireless/libertas/if_usb.c @@ -7,7 +7,6 @@ #include #include "host.h" -#include "sbi.h" #include "decl.h" #include "defs.h" #include "dev.h" @@ -33,6 +32,12 @@ MODULE_DEVICE_TABLE(usb, if_usb_table); static void if_usb_receive(struct urb *urb); static void if_usb_receive_fwload(struct urb *urb); static int reset_device(wlan_private *priv); +static int if_usb_register_dev(wlan_private * priv); +static int if_usb_unregister_dev(wlan_private *); +static int if_usb_prog_firmware(wlan_private *); +static int if_usb_host_to_card(wlan_private * priv, u8 type, u8 * payload, u16 nb); +static int if_usb_get_int_status(wlan_private * priv, u8 *); +static int if_usb_read_event_cause(wlan_private *); /** * @brief call back function to handle the status of the URB @@ -192,7 +197,7 @@ static int if_usb_probe(struct usb_interface *intf, /* At this point wlan_add_card() will be called. Don't worry * about keeping pwlanpriv around since it will be set on our - * usb device data in -> add() -> libertas_sbi_register_dev(). + * usb device data in -> add() -> hw_register_dev() -> if_usb_register_dev. */ if (!(priv = wlan_add_card(usb_cardp))) goto dealloc; @@ -200,6 +205,13 @@ static int if_usb_probe(struct usb_interface *intf, if (wlan_add_mesh(priv)) goto err_add_mesh; + priv->hw_register_dev = if_usb_register_dev; + priv->hw_unregister_dev = if_usb_unregister_dev; + priv->hw_prog_firmware = if_usb_prog_firmware; + priv->hw_host_to_card = if_usb_host_to_card; + priv->hw_get_int_status = if_usb_get_int_status; + priv->hw_read_event_cause = if_usb_read_event_cause; + if (libertas_activate_card(priv)) goto err_activate_card; @@ -702,7 +714,7 @@ rx_exit: * @param len number of bytes * @return 0 or -1 */ -int libertas_sbi_host_to_card(wlan_private * priv, u8 type, u8 * payload, u16 nb) +static int if_usb_host_to_card(wlan_private * priv, u8 type, u8 * payload, u16 nb) { int ret = -1; u32 tmp; @@ -733,7 +745,7 @@ int libertas_sbi_host_to_card(wlan_private * priv, u8 type, u8 * payload, u16 nb } /* called with adapter->driver_lock held */ -int libertas_sbi_get_int_status(wlan_private * priv, u8 * ireg) +static int if_usb_get_int_status(wlan_private * priv, u8 * ireg) { struct usb_card_rec *cardp = priv->wlan_dev.card; @@ -745,7 +757,7 @@ int libertas_sbi_get_int_status(wlan_private * priv, u8 * ireg) return 0; } -int libertas_sbi_read_event_cause(wlan_private * priv) +static int if_usb_read_event_cause(wlan_private * priv) { struct usb_card_rec *cardp = priv->wlan_dev.card; priv->adapter->eventcause = cardp->usb_event_cause; @@ -767,7 +779,7 @@ static int reset_device(wlan_private *priv) return ret; } -int libertas_sbi_unregister_dev(wlan_private * priv) +static int if_usb_unregister_dev(wlan_private * priv) { int ret = 0; @@ -787,7 +799,7 @@ int libertas_sbi_unregister_dev(wlan_private * priv) * @param priv pointer to wlan_private * @return 0 or -1 */ -int libertas_sbi_register_dev(wlan_private * priv) +static int if_usb_register_dev(wlan_private * priv) { struct usb_card_rec *cardp = (struct usb_card_rec *)priv->wlan_dev.card; @@ -809,7 +821,7 @@ int libertas_sbi_register_dev(wlan_private * priv) -int libertas_sbi_prog_firmware(wlan_private * priv) +static int if_usb_prog_firmware(wlan_private * priv) { struct usb_card_rec *cardp = priv->wlan_dev.card; int i = 0; @@ -959,7 +971,7 @@ static struct usb_driver if_usb_driver = { * @param arg pointer to call back function parameter * @return dummy success variable */ -int libertas_sbi_register(void) +int if_usb_register(void) { /* * API registers the Marvell USB driver @@ -975,7 +987,7 @@ int libertas_sbi_register(void) * @brief This function removes usb driver. * @return N/A */ -void libertas_sbi_unregister(void) +void if_usb_unregister(void) { int i; diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c index 5c58c50b430..33294dd0eee 100644 --- a/drivers/net/wireless/libertas/main.c +++ b/drivers/net/wireless/libertas/main.c @@ -15,7 +15,6 @@ #include #include "host.h" -#include "sbi.h" #include "decl.h" #include "dev.h" #include "fw.h" @@ -661,7 +660,7 @@ static int wlan_service_main_thread(void *data) if (adapter->intcounter) { u8 int_status; adapter->intcounter = 0; - int_status = libertas_sbi_get_int_status(priv, &ireg); + int_status = priv->hw_get_int_status(priv, &ireg); if (int_status) { lbs_deb_thread( @@ -693,9 +692,9 @@ static int wlan_service_main_thread(void *data) adapter->hisregcpy &= ~his_cardevent; - if (libertas_sbi_read_event_cause(priv)) { + if (priv->hw_read_event_cause(priv)) { lbs_pr_alert( - "main-thread: libertas_sbi_read_event_cause failed\n"); + "main-thread: hw_read_event_cause failed\n"); spin_unlock_irq(&adapter->driver_lock); continue; } @@ -850,7 +849,7 @@ int libertas_activate_card(wlan_private *priv) * relevant information from the card and request for the required * IRQ. */ - if (libertas_sbi_register_dev(priv) < 0) { + if (priv->hw_register_dev(priv) < 0) { lbs_pr_err("failed to register WLAN device\n"); goto err_registerdev; } @@ -874,7 +873,7 @@ int libertas_activate_card(wlan_private *priv) goto done; err_init_fw: - libertas_sbi_unregister_dev(priv); + priv->hw_unregister_dev(priv); err_registerdev: destroy_workqueue(priv->assoc_thread); /* Stop the thread servicing the interrupts */ @@ -1156,7 +1155,7 @@ static int wlan_init_module(void) libertas_debugfs_init(); - if (libertas_sbi_register()) { + if (if_usb_register()) { ret = -1; libertas_debugfs_remove(); } @@ -1169,7 +1168,7 @@ static void wlan_cleanup_module(void) { lbs_deb_enter(LBS_DEB_MAIN); - libertas_sbi_unregister(); + if_usb_unregister(); libertas_debugfs_remove(); lbs_deb_leave(LBS_DEB_MAIN); diff --git a/drivers/net/wireless/libertas/sbi.h b/drivers/net/wireless/libertas/sbi.h deleted file mode 100644 index d999078c3d1..00000000000 --- a/drivers/net/wireless/libertas/sbi.h +++ /dev/null @@ -1,30 +0,0 @@ -/** - * This file contains IF layer definitions. - */ - -#ifndef _SBI_H_ -#define _SBI_H_ - -#include - -#include "defs.h" - -/** INT status Bit Definition*/ -#define his_cmddnldrdy 0x01 -#define his_cardevent 0x02 -#define his_cmdupldrdy 0x04 - -#define SBI_EVENT_CAUSE_SHIFT 3 - -/* Probe and Check if the card is present*/ -int libertas_sbi_register_dev(wlan_private * priv); -int libertas_sbi_unregister_dev(wlan_private *); -int libertas_sbi_get_int_status(wlan_private * priv, u8 *); -int libertas_sbi_register(void); -void libertas_sbi_unregister(void); -int libertas_sbi_prog_firmware(wlan_private *); - -int libertas_sbi_read_event_cause(wlan_private *); -int libertas_sbi_host_to_card(wlan_private * priv, u8 type, u8 * payload, u16 nb); - -#endif /* _SBI_H */ diff --git a/drivers/net/wireless/libertas/tx.c b/drivers/net/wireless/libertas/tx.c index e61729f0645..1993e8e79c4 100644 --- a/drivers/net/wireless/libertas/tx.c +++ b/drivers/net/wireless/libertas/tx.c @@ -5,7 +5,6 @@ #include "hostcmd.h" #include "radiotap.h" -#include "sbi.h" #include "decl.h" #include "defs.h" #include "dev.h" @@ -132,13 +131,13 @@ static int SendSinglePacket(wlan_private * priv, struct sk_buff *skb) lbs_dbg_hex("Tx Data", (u8 *) p802x_hdr, plocaltxpd->tx_packet_length); memcpy(ptr, p802x_hdr, plocaltxpd->tx_packet_length); - ret = libertas_sbi_host_to_card(priv, MVMS_DAT, - priv->adapter->tmptxbuf, - plocaltxpd->tx_packet_length + - sizeof(struct txpd)); + ret = priv->hw_host_to_card(priv, MVMS_DAT, + priv->adapter->tmptxbuf, + plocaltxpd->tx_packet_length + + sizeof(struct txpd)); if (ret) { - lbs_deb_tx("tx err: libertas_sbi_host_to_card returned 0x%X\n", ret); + lbs_deb_tx("tx err: hw_host_to_card returned 0x%X\n", ret); goto done; } -- 2.41.0