[2.6 patch] drivers/char/synclink.c: misc cleanups (fwd)
From: Adrian Bunk (bunk_at_stusta.de)
Date: 12/23/04
- Previous message: Adrian Bunk: "[2.6 patch] drivers/char/specialix.c: misc cleanups (fwd)"
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Date: Thu, 23 Dec 2004 01:37:10 +0100 To: Andrew Morton <akpm@osdl.org>
The patch forwarded below still applies and compiles against
2.6.10-rc3-mm1.
Please apply.
----- Forwarded message from Adrian Bunk <bunk@stusta.de> -----
Date: Sun, 5 Dec 2004 18:18:14 +0100
From: Adrian Bunk <bunk@stusta.de>
To: linux-kernel@vger.kernel.org
Subject: [2.6 patch] drivers/char/synclink.c: misc cleanups
The patch below includes cleanups including the following:
- make needlessly global code static
- remove the unused global function usc_loopmode_send_active
diffstat output:
drivers/char/synclink.c | 313 +++++++++++++++++++---------------------
1 files changed, 152 insertions(+), 161 deletions(-)
Signed-off-by: Adrian Bunk <bunk@stusta.de>
--- linux-2.6.10-rc1-mm3-full/drivers/char/synclink.c.old 2004-11-07 00:59:00.000000000 +0100
+++ linux-2.6.10-rc1-mm3-full/drivers/char/synclink.c 2004-11-07 01:42:07.000000000 +0100
@@ -53,7 +53,6 @@
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#define VERSION(ver,rel,seq) (((ver)<<16) | ((rel)<<8) | (seq))
#if defined(__i386__)
# define BREAKPOINT() asm(" int $3");
#else
@@ -118,7 +117,7 @@
#define RCLRVALUE 0xffff
-MGSL_PARAMS default_params = {
+static MGSL_PARAMS default_params = {
MGSL_MODE_HDLC, /* unsigned long mode */
0, /* unsigned char loopback; */
HDLC_FLAG_UNDERRUN_ABORT15, /* unsigned short flags; */
@@ -679,13 +678,13 @@
#define usc_EnableReceiver(a,b) \
usc_OutReg( (a), RMR, (u16)((usc_InReg((a),RMR) & 0xfffc) | (b)) )
-u16 usc_InDmaReg( struct mgsl_struct *info, u16 Port );
-void usc_OutDmaReg( struct mgsl_struct *info, u16 Port, u16 Value );
-void usc_DmaCmd( struct mgsl_struct *info, u16 Cmd );
-
-u16 usc_InReg( struct mgsl_struct *info, u16 Port );
-void usc_OutReg( struct mgsl_struct *info, u16 Port, u16 Value );
-void usc_RTCmd( struct mgsl_struct *info, u16 Cmd );
+static u16 usc_InDmaReg( struct mgsl_struct *info, u16 Port );
+static void usc_OutDmaReg( struct mgsl_struct *info, u16 Port, u16 Value );
+static void usc_DmaCmd( struct mgsl_struct *info, u16 Cmd );
+
+static u16 usc_InReg( struct mgsl_struct *info, u16 Port );
+static void usc_OutReg( struct mgsl_struct *info, u16 Port, u16 Value );
+static void usc_RTCmd( struct mgsl_struct *info, u16 Cmd );
void usc_RCmd( struct mgsl_struct *info, u16 Cmd );
void usc_TCmd( struct mgsl_struct *info, u16 Cmd );
@@ -694,40 +693,39 @@
#define usc_SetTransmitSyncChars(a,s0,s1) usc_OutReg((a), TSR, (u16)(((u16)s0<<8)|(u16)s1))
-void usc_process_rxoverrun_sync( struct mgsl_struct *info );
-void usc_start_receiver( struct mgsl_struct *info );
-void usc_stop_receiver( struct mgsl_struct *info );
+static void usc_process_rxoverrun_sync( struct mgsl_struct *info );
+static void usc_start_receiver( struct mgsl_struct *info );
+static void usc_stop_receiver( struct mgsl_struct *info );
-void usc_start_transmitter( struct mgsl_struct *info );
-void usc_stop_transmitter( struct mgsl_struct *info );
-void usc_set_txidle( struct mgsl_struct *info );
-void usc_load_txfifo( struct mgsl_struct *info );
+static void usc_start_transmitter( struct mgsl_struct *info );
+static void usc_stop_transmitter( struct mgsl_struct *info );
+static void usc_set_txidle( struct mgsl_struct *info );
+static void usc_load_txfifo( struct mgsl_struct *info );
-void usc_enable_aux_clock( struct mgsl_struct *info, u32 DataRate );
-void usc_enable_loopback( struct mgsl_struct *info, int enable );
+static void usc_enable_aux_clock( struct mgsl_struct *info, u32 DataRate );
+static void usc_enable_loopback( struct mgsl_struct *info, int enable );
-void usc_get_serial_signals( struct mgsl_struct *info );
-void usc_set_serial_signals( struct mgsl_struct *info );
+static void usc_get_serial_signals( struct mgsl_struct *info );
+static void usc_set_serial_signals( struct mgsl_struct *info );
-void usc_reset( struct mgsl_struct *info );
+static void usc_reset( struct mgsl_struct *info );
-void usc_set_sync_mode( struct mgsl_struct *info );
-void usc_set_sdlc_mode( struct mgsl_struct *info );
-void usc_set_async_mode( struct mgsl_struct *info );
-void usc_enable_async_clock( struct mgsl_struct *info, u32 DataRate );
+static void usc_set_sync_mode( struct mgsl_struct *info );
+static void usc_set_sdlc_mode( struct mgsl_struct *info );
+static void usc_set_async_mode( struct mgsl_struct *info );
+static void usc_enable_async_clock( struct mgsl_struct *info, u32 DataRate );
-void usc_loopback_frame( struct mgsl_struct *info );
+static void usc_loopback_frame( struct mgsl_struct *info );
-void mgsl_tx_timeout(unsigned long context);
+static void mgsl_tx_timeout(unsigned long context);
-void usc_loopmode_cancel_transmit( struct mgsl_struct * info );
-void usc_loopmode_insert_request( struct mgsl_struct * info );
-int usc_loopmode_active( struct mgsl_struct * info);
-void usc_loopmode_send_done( struct mgsl_struct * info );
-int usc_loopmode_send_active( struct mgsl_struct * info );
+static void usc_loopmode_cancel_transmit( struct mgsl_struct * info );
+static void usc_loopmode_insert_request( struct mgsl_struct * info );
+static int usc_loopmode_active( struct mgsl_struct * info);
+static void usc_loopmode_send_done( struct mgsl_struct * info );
-int mgsl_ioctl_common(struct mgsl_struct *info, unsigned int cmd, unsigned long arg);
+static int mgsl_ioctl_common(struct mgsl_struct *info, unsigned int cmd, unsigned long arg);
#ifdef CONFIG_HDLC
#define dev_to_port(D) (dev_to_hdlc(D)->priv)
@@ -753,77 +751,77 @@
((Nrdd) << 11) + \
((Nrad) << 6) )
-void mgsl_trace_block(struct mgsl_struct *info,const char* data, int count, int xmit);
+static void mgsl_trace_block(struct mgsl_struct *info,const char* data, int count, int xmit);
/*
* Adapter diagnostic routines
*/
-BOOLEAN mgsl_register_test( struct mgsl_struct *info );
-BOOLEAN mgsl_irq_test( struct mgsl_struct *info );
-BOOLEAN mgsl_dma_test( struct mgsl_struct *info );
-BOOLEAN mgsl_memory_test( struct mgsl_struct *info );
-int mgsl_adapter_test( struct mgsl_struct *info );
+static BOOLEAN mgsl_register_test( struct mgsl_struct *info );
+static BOOLEAN mgsl_irq_test( struct mgsl_struct *info );
+static BOOLEAN mgsl_dma_test( struct mgsl_struct *info );
+static BOOLEAN mgsl_memory_test( struct mgsl_struct *info );
+static int mgsl_adapter_test( struct mgsl_struct *info );
/*
* device and resource management routines
*/
-int mgsl_claim_resources(struct mgsl_struct *info);
-void mgsl_release_resources(struct mgsl_struct *info);
-void mgsl_add_device(struct mgsl_struct *info);
-struct mgsl_struct* mgsl_allocate_device(void);
+static int mgsl_claim_resources(struct mgsl_struct *info);
+static void mgsl_release_resources(struct mgsl_struct *info);
+static void mgsl_add_device(struct mgsl_struct *info);
+static struct mgsl_struct* mgsl_allocate_device(void);
/*
* DMA buffer manupulation functions.
*/
-void mgsl_free_rx_frame_buffers( struct mgsl_struct *info, unsigned int StartIndex, unsigned int EndIndex );
-int mgsl_get_rx_frame( struct mgsl_struct *info );
-int mgsl_get_raw_rx_frame( struct mgsl_struct *info );
-void mgsl_reset_rx_dma_buffers( struct mgsl_struct *info );
-void mgsl_reset_tx_dma_buffers( struct mgsl_struct *info );
-int num_free_tx_dma_buffers(struct mgsl_struct *info);
-void mgsl_load_tx_dma_buffer( struct mgsl_struct *info, const char *Buffer, unsigned int BufferSize);
-void mgsl_load_pci_memory(char* TargetPtr, const char* SourcePtr, unsigned short count);
+static void mgsl_free_rx_frame_buffers( struct mgsl_struct *info, unsigned int StartIndex, unsigned int EndIndex );
+static int mgsl_get_rx_frame( struct mgsl_struct *info );
+static int mgsl_get_raw_rx_frame( struct mgsl_struct *info );
+static void mgsl_reset_rx_dma_buffers( struct mgsl_struct *info );
+static void mgsl_reset_tx_dma_buffers( struct mgsl_struct *info );
+static int num_free_tx_dma_buffers(struct mgsl_struct *info);
+static void mgsl_load_tx_dma_buffer( struct mgsl_struct *info, const char *Buffer, unsigned int BufferSize);
+static void mgsl_load_pci_memory(char* TargetPtr, const char* SourcePtr, unsigned short count);
/*
* DMA and Shared Memory buffer allocation and formatting
*/
-int mgsl_allocate_dma_buffers(struct mgsl_struct *info);
-void mgsl_free_dma_buffers(struct mgsl_struct *info);
-int mgsl_alloc_frame_memory(struct mgsl_struct *info, DMABUFFERENTRY *BufferList,int Buffercount);
-void mgsl_free_frame_memory(struct mgsl_struct *info, DMABUFFERENTRY *BufferList,int Buffercount);
-int mgsl_alloc_buffer_list_memory(struct mgsl_struct *info);
-void mgsl_free_buffer_list_memory(struct mgsl_struct *info);
-int mgsl_alloc_intermediate_rxbuffer_memory(struct mgsl_struct *info);
-void mgsl_free_intermediate_rxbuffer_memory(struct mgsl_struct *info);
-int mgsl_alloc_intermediate_txbuffer_memory(struct mgsl_struct *info);
-void mgsl_free_intermediate_txbuffer_memory(struct mgsl_struct *info);
-int load_next_tx_holding_buffer(struct mgsl_struct *info);
-int save_tx_buffer_request(struct mgsl_struct *info,const char *Buffer, unsigned int BufferSize);
+static int mgsl_allocate_dma_buffers(struct mgsl_struct *info);
+static void mgsl_free_dma_buffers(struct mgsl_struct *info);
+static int mgsl_alloc_frame_memory(struct mgsl_struct *info, DMABUFFERENTRY *BufferList,int Buffercount);
+static void mgsl_free_frame_memory(struct mgsl_struct *info, DMABUFFERENTRY *BufferList,int Buffercount);
+static int mgsl_alloc_buffer_list_memory(struct mgsl_struct *info);
+static void mgsl_free_buffer_list_memory(struct mgsl_struct *info);
+static int mgsl_alloc_intermediate_rxbuffer_memory(struct mgsl_struct *info);
+static void mgsl_free_intermediate_rxbuffer_memory(struct mgsl_struct *info);
+static int mgsl_alloc_intermediate_txbuffer_memory(struct mgsl_struct *info);
+static void mgsl_free_intermediate_txbuffer_memory(struct mgsl_struct *info);
+static int load_next_tx_holding_buffer(struct mgsl_struct *info);
+static int save_tx_buffer_request(struct mgsl_struct *info,const char *Buffer, unsigned int BufferSize);
/*
* Bottom half interrupt handlers
*/
-void mgsl_bh_handler(void* Context);
-void mgsl_bh_receive(struct mgsl_struct *info);
-void mgsl_bh_transmit(struct mgsl_struct *info);
-void mgsl_bh_status(struct mgsl_struct *info);
+static void mgsl_bh_handler(void* Context);
+static void mgsl_bh_receive(struct mgsl_struct *info);
+static void mgsl_bh_transmit(struct mgsl_struct *info);
+static void mgsl_bh_status(struct mgsl_struct *info);
/*
* Interrupt handler routines and dispatch table.
*/
-void mgsl_isr_null( struct mgsl_struct *info );
-void mgsl_isr_transmit_data( struct mgsl_struct *info );
-void mgsl_isr_receive_data( struct mgsl_struct *info );
-void mgsl_isr_receive_status( struct mgsl_struct *info );
-void mgsl_isr_transmit_status( struct mgsl_struct *info );
-void mgsl_isr_io_pin( struct mgsl_struct *info );
-void mgsl_isr_misc( struct mgsl_struct *info );
-void mgsl_isr_receive_dma( struct mgsl_struct *info );
-void mgsl_isr_transmit_dma( struct mgsl_struct *info );
+static void mgsl_isr_null( struct mgsl_struct *info );
+static void mgsl_isr_transmit_data( struct mgsl_struct *info );
+static void mgsl_isr_receive_data( struct mgsl_struct *info );
+static void mgsl_isr_receive_status( struct mgsl_struct *info );
+static void mgsl_isr_transmit_status( struct mgsl_struct *info );
+static void mgsl_isr_io_pin( struct mgsl_struct *info );
+static void mgsl_isr_misc( struct mgsl_struct *info );
+static void mgsl_isr_receive_dma( struct mgsl_struct *info );
+static void mgsl_isr_transmit_dma( struct mgsl_struct *info );
typedef void (*isr_dispatch_func)(struct mgsl_struct *);
-isr_dispatch_func UscIsrTable[7] =
+static isr_dispatch_func UscIsrTable[7] =
{
mgsl_isr_null,
mgsl_isr_misc,
@@ -858,7 +856,7 @@
/*
* Global linked list of SyncLink devices
*/
-struct mgsl_struct *mgsl_device_list;
+static struct mgsl_struct *mgsl_device_list;
static int mgsl_device_count;
/*
@@ -935,7 +933,7 @@
* (gdb) to get the .text address for the add-symbol-file command.
* This allows remote debugging of dynamically loadable modules.
*/
-void* mgsl_get_text_ptr(void)
+static void* mgsl_get_text_ptr(void)
{
return mgsl_get_text_ptr;
}
@@ -1052,7 +1050,7 @@
/* mgsl_bh_action() Return next bottom half action to perform.
* Return Value: BH action code or 0 if nothing to do.
*/
-int mgsl_bh_action(struct mgsl_struct *info)
+static int mgsl_bh_action(struct mgsl_struct *info)
{
unsigned long flags;
int rc = 0;
@@ -1084,7 +1082,7 @@
/*
* Perform bottom half processing of work items queued by ISR.
*/
-void mgsl_bh_handler(void* Context)
+static void mgsl_bh_handler(void* Context)
{
struct mgsl_struct *info = (struct mgsl_struct*)Context;
int action;
@@ -1128,7 +1126,7 @@
__FILE__,__LINE__,info->device_name);
}
-void mgsl_bh_receive(struct mgsl_struct *info)
+static void mgsl_bh_receive(struct mgsl_struct *info)
{
int (*get_rx_frame)(struct mgsl_struct *info) =
(info->params.mode == MGSL_MODE_HDLC ? mgsl_get_rx_frame : mgsl_get_raw_rx_frame);
@@ -1149,7 +1147,7 @@
} while(get_rx_frame(info));
}
-void mgsl_bh_transmit(struct mgsl_struct *info)
+static void mgsl_bh_transmit(struct mgsl_struct *info)
{
struct tty_struct *tty = info->tty;
unsigned long flags;
@@ -1172,7 +1170,7 @@
spin_unlock_irqrestore(&info->irq_spinlock,flags);
}
-void mgsl_bh_status(struct mgsl_struct *info)
+static void mgsl_bh_status(struct mgsl_struct *info)
{
if ( debug_level >= DEBUG_LEVEL_BH )
printk( "%s(%d):mgsl_bh_status() entry on %s\n",
@@ -1193,7 +1191,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_isr_receive_status( struct mgsl_struct *info )
+static void mgsl_isr_receive_status( struct mgsl_struct *info )
{
u16 status = usc_InReg( info, RCSR );
@@ -1245,7 +1243,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_isr_transmit_status( struct mgsl_struct *info )
+static void mgsl_isr_transmit_status( struct mgsl_struct *info )
{
u16 status = usc_InReg( info, TCSR );
@@ -1312,7 +1310,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_isr_io_pin( struct mgsl_struct *info )
+static void mgsl_isr_io_pin( struct mgsl_struct *info )
{
struct mgsl_icount *icount;
u16 status = usc_InReg( info, MISR );
@@ -1430,7 +1428,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_isr_transmit_data( struct mgsl_struct *info )
+static void mgsl_isr_transmit_data( struct mgsl_struct *info )
{
if ( debug_level >= DEBUG_LEVEL_ISR )
printk("%s(%d):mgsl_isr_transmit_data xmit_cnt=%d\n",
@@ -1462,7 +1460,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_isr_receive_data( struct mgsl_struct *info )
+static void mgsl_isr_receive_data( struct mgsl_struct *info )
{
int Fifocount;
u16 status;
@@ -1574,7 +1572,7 @@
* Arguments: info pointer to device extension (instance data)
* Return Value: None
*/
-void mgsl_isr_misc( struct mgsl_struct *info )
+static void mgsl_isr_misc( struct mgsl_struct *info )
{
u16 status = usc_InReg( info, MISR );
@@ -1610,7 +1608,7 @@
* Arguments: info pointer to device extension (instance data)
* Return Value: None
*/
-void mgsl_isr_null( struct mgsl_struct *info )
+static void mgsl_isr_null( struct mgsl_struct *info )
{
} /* end of mgsl_isr_null() */
@@ -1634,7 +1632,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_isr_receive_dma( struct mgsl_struct *info )
+static void mgsl_isr_receive_dma( struct mgsl_struct *info )
{
u16 status;
@@ -1678,7 +1676,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_isr_transmit_dma( struct mgsl_struct *info )
+static void mgsl_isr_transmit_dma( struct mgsl_struct *info )
{
u16 status;
@@ -2990,7 +2988,7 @@
return mgsl_ioctl_common(info, cmd, arg);
}
-int mgsl_ioctl_common(struct mgsl_struct *info, unsigned int cmd, unsigned long arg)
+static int mgsl_ioctl_common(struct mgsl_struct *info, unsigned int cmd, unsigned long arg)
{
int error;
struct mgsl_icount cnow; /* kernel counter temps */
@@ -3649,7 +3647,7 @@
*
* Return Value:
*/
-int mgsl_read_proc(char *page, char **start, off_t off, int count,
+static int mgsl_read_proc(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
int len = 0, l;
@@ -3688,7 +3686,7 @@
* Arguments: info pointer to device instance data
* Return Value: 0 if success, otherwise error
*/
-int mgsl_allocate_dma_buffers(struct mgsl_struct *info)
+static int mgsl_allocate_dma_buffers(struct mgsl_struct *info)
{
unsigned short BuffersPerFrame;
@@ -3795,7 +3793,7 @@
* Arguments: info pointer to device instance data
* Return Value: 0 if success, otherwise error
*/
-int mgsl_alloc_buffer_list_memory( struct mgsl_struct *info )
+static int mgsl_alloc_buffer_list_memory( struct mgsl_struct *info )
{
unsigned int i;
@@ -3880,7 +3878,7 @@
* the buffer list contains the information necessary to free
* the individual buffers!
*/
-void mgsl_free_buffer_list_memory( struct mgsl_struct *info )
+static void mgsl_free_buffer_list_memory( struct mgsl_struct *info )
{
if ( info->buffer_list && info->bus_type != MGSL_BUS_TYPE_PCI )
kfree(info->buffer_list);
@@ -3907,7 +3905,7 @@
*
* Return Value: 0 if success, otherwise -ENOMEM
*/
-int mgsl_alloc_frame_memory(struct mgsl_struct *info,DMABUFFERENTRY *BufferList,int Buffercount)
+static int mgsl_alloc_frame_memory(struct mgsl_struct *info,DMABUFFERENTRY *BufferList,int Buffercount)
{
int i;
unsigned long phys_addr;
@@ -3949,7 +3947,7 @@
*
* Return Value: None
*/
-void mgsl_free_frame_memory(struct mgsl_struct *info, DMABUFFERENTRY *BufferList, int Buffercount)
+static void mgsl_free_frame_memory(struct mgsl_struct *info, DMABUFFERENTRY *BufferList, int Buffercount)
{
int i;
@@ -3972,7 +3970,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_free_dma_buffers( struct mgsl_struct *info )
+static void mgsl_free_dma_buffers( struct mgsl_struct *info )
{
mgsl_free_frame_memory( info, info->rx_buffer_list, info->rx_buffer_count );
mgsl_free_frame_memory( info, info->tx_buffer_list, info->tx_buffer_count );
@@ -3993,7 +3991,7 @@
*
* Return Value: 0 if success, otherwise -ENOMEM
*/
-int mgsl_alloc_intermediate_rxbuffer_memory(struct mgsl_struct *info)
+static int mgsl_alloc_intermediate_rxbuffer_memory(struct mgsl_struct *info)
{
info->intermediate_rxbuffer = kmalloc(info->max_frame_size, GFP_KERNEL | GFP_DMA);
if ( info->intermediate_rxbuffer == NULL )
@@ -4013,7 +4011,7 @@
*
* Return Value: None
*/
-void mgsl_free_intermediate_rxbuffer_memory(struct mgsl_struct *info)
+static void mgsl_free_intermediate_rxbuffer_memory(struct mgsl_struct *info)
{
if ( info->intermediate_rxbuffer )
kfree(info->intermediate_rxbuffer);
@@ -4035,7 +4033,7 @@
*
* Return Value: 0 if success, otherwise -ENOMEM
*/
-int mgsl_alloc_intermediate_txbuffer_memory(struct mgsl_struct *info)
+static int mgsl_alloc_intermediate_txbuffer_memory(struct mgsl_struct *info)
{
int i;
@@ -4066,7 +4064,7 @@
*
* Return Value: None
*/
-void mgsl_free_intermediate_txbuffer_memory(struct mgsl_struct *info)
+static void mgsl_free_intermediate_txbuffer_memory(struct mgsl_struct *info)
{
int i;
@@ -4098,7 +4096,7 @@
* into adapter's tx dma buffer,
* 0 otherwise
*/
-int load_next_tx_holding_buffer(struct mgsl_struct *info)
+static int load_next_tx_holding_buffer(struct mgsl_struct *info)
{
int ret = 0;
@@ -4144,7 +4142,7 @@
*
* Return Value: 1 if able to store, 0 otherwise
*/
-int save_tx_buffer_request(struct mgsl_struct *info,const char *Buffer, unsigned int BufferSize)
+static int save_tx_buffer_request(struct mgsl_struct *info,const char *Buffer, unsigned int BufferSize)
{
struct tx_holding_buffer *ptx;
@@ -4163,7 +4161,7 @@
return 1;
}
-int mgsl_claim_resources(struct mgsl_struct *info)
+static int mgsl_claim_resources(struct mgsl_struct *info)
{
if (request_region(info->io_base,info->io_addr_size,"synclink") == NULL) {
printk( "%s(%d):I/O address conflict on device %s Addr=%08X\n",
@@ -4243,7 +4241,7 @@
} /* end of mgsl_claim_resources() */
-void mgsl_release_resources(struct mgsl_struct *info)
+static void mgsl_release_resources(struct mgsl_struct *info)
{
if ( debug_level >= DEBUG_LEVEL_INFO )
printk( "%s(%d):mgsl_release_resources(%s) entry\n",
@@ -4297,7 +4295,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_add_device( struct mgsl_struct *info )
+static void mgsl_add_device( struct mgsl_struct *info )
{
info->next_device = NULL;
info->line = mgsl_device_count;
@@ -4363,7 +4361,7 @@
* Arguments: none
* Return Value: pointer to mgsl_struct if success, otherwise NULL
*/
-struct mgsl_struct* mgsl_allocate_device(void)
+static struct mgsl_struct* mgsl_allocate_device(void)
{
struct mgsl_struct *info;
@@ -4582,7 +4580,7 @@
*
* None
*/
-void usc_RTCmd( struct mgsl_struct *info, u16 Cmd )
+static void usc_RTCmd( struct mgsl_struct *info, u16 Cmd )
{
/* output command to CCAR in bits <15..11> */
/* preserve bits <10..7>, bits <6..0> must be zero */
@@ -4609,7 +4607,7 @@
*
* None
*/
-void usc_DmaCmd( struct mgsl_struct *info, u16 Cmd )
+static void usc_DmaCmd( struct mgsl_struct *info, u16 Cmd )
{
/* write command mask to DCAR */
outw( Cmd + info->mbre_bit, info->io_base );
@@ -4636,7 +4634,7 @@
* None
*
*/
-void usc_OutDmaReg( struct mgsl_struct *info, u16 RegAddr, u16 RegValue )
+static void usc_OutDmaReg( struct mgsl_struct *info, u16 RegAddr, u16 RegValue )
{
/* Note: The DCAR is located at the adapter base address */
/* Note: must preserve state of BIT8 in DCAR */
@@ -4665,7 +4663,7 @@
* The 16-bit value read from register
*
*/
-u16 usc_InDmaReg( struct mgsl_struct *info, u16 RegAddr )
+static u16 usc_InDmaReg( struct mgsl_struct *info, u16 RegAddr )
{
/* Note: The DCAR is located at the adapter base address */
/* Note: must preserve state of BIT8 in DCAR */
@@ -4692,7 +4690,7 @@
* None
*
*/
-void usc_OutReg( struct mgsl_struct *info, u16 RegAddr, u16 RegValue )
+static void usc_OutReg( struct mgsl_struct *info, u16 RegAddr, u16 RegValue )
{
outw( RegAddr + info->loopback_bits, info->io_base + CCAR );
outw( RegValue, info->io_base + CCAR );
@@ -4717,7 +4715,7 @@
*
* 16-bit value read from register
*/
-u16 usc_InReg( struct mgsl_struct *info, u16 RegAddr )
+static u16 usc_InReg( struct mgsl_struct *info, u16 RegAddr )
{
outw( RegAddr + info->loopback_bits, info->io_base + CCAR );
return inw( info->io_base + CCAR );
@@ -4731,7 +4729,7 @@
* Arguments: info pointer to device instance data
* Return Value: NONE
*/
-void usc_set_sdlc_mode( struct mgsl_struct *info )
+static void usc_set_sdlc_mode( struct mgsl_struct *info )
{
u16 RegValue;
int PreSL1660;
@@ -5311,7 +5309,7 @@
* enable 1 = enable loopback, 0 = disable
* Return Value: None
*/
-void usc_enable_loopback(struct mgsl_struct *info, int enable)
+static void usc_enable_loopback(struct mgsl_struct *info, int enable)
{
if (enable) {
/* blank external TXD output */
@@ -5375,7 +5373,7 @@
*
* Return Value: None
*/
-void usc_enable_aux_clock( struct mgsl_struct *info, u32 data_rate )
+static void usc_enable_aux_clock( struct mgsl_struct *info, u32 data_rate )
{
u32 XtalSpeed;
u16 Tc;
@@ -5432,7 +5430,7 @@
*
* Return Value: None
*/
-void usc_process_rxoverrun_sync( struct mgsl_struct *info )
+static void usc_process_rxoverrun_sync( struct mgsl_struct *info )
{
int start_index;
int end_index;
@@ -5571,7 +5569,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void usc_stop_receiver( struct mgsl_struct *info )
+static void usc_stop_receiver( struct mgsl_struct *info )
{
if (debug_level >= DEBUG_LEVEL_ISR)
printk("%s(%d):usc_stop_receiver(%s)\n",
@@ -5604,7 +5602,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void usc_start_receiver( struct mgsl_struct *info )
+static void usc_start_receiver( struct mgsl_struct *info )
{
u32 phys_addr;
@@ -5668,7 +5666,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void usc_start_transmitter( struct mgsl_struct *info )
+static void usc_start_transmitter( struct mgsl_struct *info )
{
u32 phys_addr;
unsigned int FrameSize;
@@ -5774,7 +5772,7 @@
* Arguments: info pointer to device isntance data
* Return Value: None
*/
-void usc_stop_transmitter( struct mgsl_struct *info )
+static void usc_stop_transmitter( struct mgsl_struct *info )
{
if (debug_level >= DEBUG_LEVEL_ISR)
printk("%s(%d):usc_stop_transmitter(%s)\n",
@@ -5803,7 +5801,7 @@
* Arguments: info pointer to device extension (instance data)
* Return Value: None
*/
-void usc_load_txfifo( struct mgsl_struct *info )
+static void usc_load_txfifo( struct mgsl_struct *info )
{
int Fifocount;
u8 TwoBytes[2];
@@ -5860,7 +5858,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void usc_reset( struct mgsl_struct *info )
+static void usc_reset( struct mgsl_struct *info )
{
if ( info->bus_type == MGSL_BUS_TYPE_PCI ) {
int i;
@@ -5974,7 +5972,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void usc_set_async_mode( struct mgsl_struct *info )
+static void usc_set_async_mode( struct mgsl_struct *info )
{
u16 RegValue;
@@ -6167,7 +6165,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void usc_loopback_frame( struct mgsl_struct *info )
+static void usc_loopback_frame( struct mgsl_struct *info )
{
int i;
unsigned long oldmode = info->params.mode;
@@ -6235,7 +6233,7 @@
* Arguments: info pointer to adapter info structure
* Return Value: None
*/
-void usc_set_sync_mode( struct mgsl_struct *info )
+static void usc_set_sync_mode( struct mgsl_struct *info )
{
usc_loopback_frame( info );
usc_set_sdlc_mode( info );
@@ -6258,7 +6256,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void usc_set_txidle( struct mgsl_struct *info )
+static void usc_set_txidle( struct mgsl_struct *info )
{
u16 usc_idle_mode = IDLEMODE_FLAGS;
@@ -6321,7 +6319,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void usc_get_serial_signals( struct mgsl_struct *info )
+static void usc_get_serial_signals( struct mgsl_struct *info )
{
u16 status;
@@ -6357,7 +6355,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void usc_set_serial_signals( struct mgsl_struct *info )
+static void usc_set_serial_signals( struct mgsl_struct *info )
{
u16 Control;
unsigned char V24Out = info->serial_signals;
@@ -6389,7 +6387,7 @@
* 0 disables the AUX clock.
* Return Value: None
*/
-void usc_enable_async_clock( struct mgsl_struct *info, u32 data_rate )
+static void usc_enable_async_clock( struct mgsl_struct *info, u32 data_rate )
{
if ( data_rate ) {
/*
@@ -6499,7 +6497,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_reset_tx_dma_buffers( struct mgsl_struct *info )
+static void mgsl_reset_tx_dma_buffers( struct mgsl_struct *info )
{
unsigned int i;
@@ -6525,7 +6523,7 @@
* Arguments: info pointer to device instance data
* Return Value: number of free tx dma buffers
*/
-int num_free_tx_dma_buffers(struct mgsl_struct *info)
+static int num_free_tx_dma_buffers(struct mgsl_struct *info)
{
return info->tx_buffer_count - info->tx_dma_buffers_used;
}
@@ -6540,7 +6538,7 @@
* Arguments: info pointer to device instance data
* Return Value: None
*/
-void mgsl_reset_rx_dma_buffers( struct mgsl_struct *info )
+static void mgsl_reset_rx_dma_buffers( struct mgsl_struct *info )
{
unsigned int i;
@@ -6568,7 +6566,7 @@
*
* Return Value: None
*/
-void mgsl_free_rx_frame_buffers( struct mgsl_struct *info, unsigned int StartIndex, unsigned int EndIndex )
+static void mgsl_free_rx_frame_buffers( struct mgsl_struct *info, unsigned int StartIndex, unsigned int EndIndex )
{
int Done = 0;
DMABUFFERENTRY *pBufEntry;
@@ -6611,7 +6609,7 @@
* Arguments: info pointer to device extension
* Return Value: 1 if frame returned, otherwise 0
*/
-int mgsl_get_rx_frame(struct mgsl_struct *info)
+static int mgsl_get_rx_frame(struct mgsl_struct *info)
{
unsigned int StartIndex, EndIndex; /* index of 1st and last buffers of Rx frame */
unsigned short status;
@@ -6810,7 +6808,7 @@
* Arguments: info pointer to device extension
* Return Value: 1 if frame returned, otherwise 0
*/
-int mgsl_get_raw_rx_frame(struct mgsl_struct *info)
+static int mgsl_get_raw_rx_frame(struct mgsl_struct *info)
{
unsigned int CurrentIndex, NextIndex;
unsigned short status;
@@ -6975,8 +6973,8 @@
*
* Return Value: None
*/
-void mgsl_load_tx_dma_buffer(struct mgsl_struct *info, const char *Buffer,
- unsigned int BufferSize)
+static void mgsl_load_tx_dma_buffer(struct mgsl_struct *info,
+ const char *Buffer, unsigned int BufferSize)
{
unsigned short Copycount;
unsigned int i = 0;
@@ -7052,7 +7050,7 @@
* Arguments: info pointer to device instance data
* Return Value: TRUE if test passed, otherwise FALSE
*/
-BOOLEAN mgsl_register_test( struct mgsl_struct *info )
+static BOOLEAN mgsl_register_test( struct mgsl_struct *info )
{
static unsigned short BitPatterns[] =
{ 0x0000, 0xffff, 0xaaaa, 0x5555, 0x1234, 0x6969, 0x9696, 0x0f0f };
@@ -7108,7 +7106,7 @@
* Arguments: info pointer to device instance data
* Return Value: TRUE if test passed, otherwise FALSE
*/
-BOOLEAN mgsl_irq_test( struct mgsl_struct *info )
+static BOOLEAN mgsl_irq_test( struct mgsl_struct *info )
{
unsigned long EndTime;
unsigned long flags;
@@ -7163,7 +7161,7 @@
* Arguments: info pointer to device instance data
* Return Value: TRUE if test passed, otherwise FALSE
*/
-BOOLEAN mgsl_dma_test( struct mgsl_struct *info )
+static BOOLEAN mgsl_dma_test( struct mgsl_struct *info )
{
unsigned short FifoLevel;
unsigned long phys_addr;
@@ -7455,7 +7453,7 @@
* Arguments: info pointer to device instance data
* Return Value: 0 if success, otherwise -ENODEV
*/
-int mgsl_adapter_test( struct mgsl_struct *info )
+static int mgsl_adapter_test( struct mgsl_struct *info )
{
if ( debug_level >= DEBUG_LEVEL_INFO )
printk( "%s(%d):Testing device %s\n",
@@ -7497,7 +7495,7 @@
* Arguments: info pointer to device instance data
* Return Value: TRUE if test passed, otherwise FALSE
*/
-BOOLEAN mgsl_memory_test( struct mgsl_struct *info )
+static BOOLEAN mgsl_memory_test( struct mgsl_struct *info )
{
static unsigned long BitPatterns[] = { 0x0, 0x55555555, 0xaaaaaaaa,
0x66666666, 0x99999999, 0xffffffff, 0x12345678 };
@@ -7578,7 +7576,7 @@
*
* Return Value: None
*/
-void mgsl_load_pci_memory( char* TargetPtr, const char* SourcePtr,
+static void mgsl_load_pci_memory( char* TargetPtr, const char* SourcePtr,
unsigned short count )
{
/* 16 32-bit writes @ 60ns each = 960ns max latency on local bus */
@@ -7600,7 +7598,7 @@
} /* End Of mgsl_load_pci_memory() */
-void mgsl_trace_block(struct mgsl_struct *info,const char* data, int count, int xmit)
+static void mgsl_trace_block(struct mgsl_struct *info,const char* data, int count, int xmit)
{
int i;
int linecount;
@@ -7640,7 +7638,7 @@
* Arguments: context pointer to device instance data
* Return Value: None
*/
-void mgsl_tx_timeout(unsigned long context)
+static void mgsl_tx_timeout(unsigned long context)
{
struct mgsl_struct *info = (struct mgsl_struct*)context;
unsigned long flags;
@@ -7694,7 +7692,7 @@
/* release the line by echoing RxD to TxD
* upon completion of a transmit frame
*/
-void usc_loopmode_send_done( struct mgsl_struct * info )
+static void usc_loopmode_send_done( struct mgsl_struct * info )
{
info->loopmode_send_done_requested = FALSE;
/* clear CMR:13 to 0 to start echoing RxData to TxData */
@@ -7704,7 +7702,7 @@
/* abort a transmit in progress while in HDLC LoopMode
*/
-void usc_loopmode_cancel_transmit( struct mgsl_struct * info )
+static void usc_loopmode_cancel_transmit( struct mgsl_struct * info )
{
/* reset tx dma channel and purge TxFifo */
usc_RTCmd( info, RTCmd_PurgeTxFifo );
@@ -7716,7 +7714,7 @@
* is an Insert Into Loop action. Upon receipt of a GoAhead sequence (RxAbort)
* we must clear CMR:13 to begin repeating TxData to RxData
*/
-void usc_loopmode_insert_request( struct mgsl_struct * info )
+static void usc_loopmode_insert_request( struct mgsl_struct * info )
{
info->loopmode_insert_requested = TRUE;
@@ -7733,18 +7731,11 @@
/* return 1 if station is inserted into the loop, otherwise 0
*/
-int usc_loopmode_active( struct mgsl_struct * info)
+static int usc_loopmode_active( struct mgsl_struct * info)
{
return usc_InReg( info, CCSR ) & BIT7 ? 1 : 0 ;
}
-/* return 1 if USC is in loop send mode, otherwise 0
- */
-int usc_loopmode_send_active( struct mgsl_struct * info )
-{
- return usc_InReg( info, CCSR ) & BIT6 ? 1 : 0 ;
-}
-
#ifdef CONFIG_HDLC
/**
-
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