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Subject[2.6 patch] drivers/media/video/pvrusb2/: possible cleanups
This patch contains the following possible cleanups:
- make needlessly global code static
- #if 0 unused global functions

Signed-off-by: Adrian Bunk <bunk@stusta.de>

---

BTW: There are still tons of sparse warnings.

drivers/media/video/pvrusb2/pvrusb2-debugifc.c | 4
drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h | 17 --
drivers/media/video/pvrusb2/pvrusb2-hdw.c | 84 ++++++++-----
drivers/media/video/pvrusb2/pvrusb2-hdw.h | 32 ----
drivers/media/video/pvrusb2/pvrusb2-i2c-core.c | 22 ++-
drivers/media/video/pvrusb2/pvrusb2-i2c-core.h | 3
drivers/media/video/pvrusb2/pvrusb2-io.c | 16 ++
drivers/media/video/pvrusb2/pvrusb2-io.h | 13 --
drivers/media/video/pvrusb2/pvrusb2-ioread.c | 6
drivers/media/video/pvrusb2/pvrusb2-ioread.h | 1
drivers/media/video/pvrusb2/pvrusb2-v4l2.c | 16 +-
11 files changed, 94 insertions(+), 120 deletions(-)

--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-debugifc.c.old 2006-06-29 14:10:28.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-debugifc.c 2006-06-29 14:10:40.000000000 +0200
@@ -337,8 +337,8 @@
}


-int pvr2_debugifc_do1cmd(struct pvr2_hdw *hdw,const char *buf,
- unsigned int count)
+static int pvr2_debugifc_do1cmd(struct pvr2_hdw *hdw,const char *buf,
+ unsigned int count)
{
const char *wptr;
unsigned int wlen;
--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-hdw.h.old 2006-06-29 14:11:04.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-hdw.h 2006-06-29 14:31:19.000000000 +0200
@@ -91,7 +91,6 @@
void pvr2_hdw_poll(struct pvr2_hdw *);

/* Trigger a poll to take place later at a convenient time */
-void pvr2_hdw_poll_trigger(struct pvr2_hdw *);
void pvr2_hdw_poll_trigger_unlocked(struct pvr2_hdw *);

/* Register a callback used to trigger a future poll */
@@ -99,9 +98,6 @@
void (*func)(void *),
void *data);

-/* Get pointer to structure given unit number */
-struct pvr2_hdw *pvr2_hdw_find(int unit_number);
-
/* Destroy hardware interaction structure */
void pvr2_hdw_destroy(struct pvr2_hdw *);

@@ -180,12 +176,6 @@
void pvr2_hdw_subsys_bit_chg(struct pvr2_hdw *hdw,
unsigned long msk,unsigned long val);

-/* Shortcut for pvr2_hdw_subsys_bit_chg(hdw,msk,msk) */
-void pvr2_hdw_subsys_bit_set(struct pvr2_hdw *hdw,unsigned long msk);
-
-/* Shortcut for pvr2_hdw_subsys_bit_chg(hdw,msk,0) */
-void pvr2_hdw_subsys_bit_clr(struct pvr2_hdw *hdw,unsigned long msk);
-
/* Retrieve mask indicating which pieces of hardware are currently enabled
/ configured. */
unsigned long pvr2_hdw_subsys_get(struct pvr2_hdw *);
@@ -225,34 +215,18 @@
/* The following entry points are all lower level things you normally don't
want to worry about. */

-/* Attempt to recover from a USB foul-up (in practice I find that if you
- have to do this, then it's already too late). */
-void pvr2_reset_ctl_endpoints(struct pvr2_hdw *hdw);
-
/* Issue a command and get a response from the device. LOTS of higher
level stuff is built on this. */
int pvr2_send_request(struct pvr2_hdw *,
void *write_ptr,unsigned int write_len,
void *read_ptr,unsigned int read_len);

-/* Issue a command and get a response from the device. This extended
- version includes a probe flag (which if set means that device errors
- should not be logged or treated as fatal) and a timeout in jiffies.
- This can be used to non-lethally probe the health of endpoint 1. */
-int pvr2_send_request_ex(struct pvr2_hdw *,unsigned int timeout,int probe_fl,
- void *write_ptr,unsigned int write_len,
- void *read_ptr,unsigned int read_len);
-
/* Slightly higher level device communication functions. */
int pvr2_write_register(struct pvr2_hdw *, u16, u32);
-int pvr2_read_register(struct pvr2_hdw *, u16, u32 *);
-int pvr2_write_u16(struct pvr2_hdw *, u16, int);
-int pvr2_write_u8(struct pvr2_hdw *, u8, int);

/* Call if for any reason we can't talk to the hardware anymore - this will
cause the driver to stop flailing on the device. */
void pvr2_hdw_render_useless(struct pvr2_hdw *);
-void pvr2_hdw_render_useless_unlocked(struct pvr2_hdw *);

/* Set / clear 8051's reset bit */
void pvr2_hdw_cpureset_assert(struct pvr2_hdw *,int);
@@ -271,12 +245,6 @@
/* Order decoder to reset */
int pvr2_hdw_cmd_decoder_reset(struct pvr2_hdw *);

-/* Stop / start video stream transport */
-int pvr2_hdw_cmd_usbstream(struct pvr2_hdw *hdw,int runFl);
-
-/* Find I2C address of eeprom */
-int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *);
-
/* Direct manipulation of GPIO bits */
int pvr2_hdw_gpio_get_dir(struct pvr2_hdw *hdw,u32 *);
int pvr2_hdw_gpio_get_out(struct pvr2_hdw *hdw,u32 *);
--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h.old 2006-06-29 14:12:23.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h 2006-06-29 14:31:49.000000000 +0200
@@ -354,23 +354,6 @@
unsigned int control_cnt;
};

-int pvr2_hdw_commit_ctl_internal(struct pvr2_hdw *hdw);
-
-unsigned int pvr2_hdw_get_signal_status_internal(struct pvr2_hdw *);
-
-void pvr2_hdw_subsys_bit_chg_no_lock(struct pvr2_hdw *hdw,
- unsigned long msk,unsigned long val);
-void pvr2_hdw_subsys_stream_bit_chg_no_lock(struct pvr2_hdw *hdw,
- unsigned long msk,
- unsigned long val);
-
-void pvr2_hdw_internal_find_stdenum(struct pvr2_hdw *hdw);
-void pvr2_hdw_internal_set_std_avail(struct pvr2_hdw *hdw);
-
-int pvr2_i2c_basic_op(struct pvr2_hdw *,u8 i2c_addr,
- u8 *wdata,u16 wlen,
- u8 *rdata,u16 rlen);
-
#endif /* __PVRUSB2_HDW_INTERNAL_H */

/*
--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-hdw.c.old 2006-06-29 14:11:18.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-hdw.c 2006-06-29 14:48:27.000000000 +0200
@@ -90,7 +90,7 @@
};

static struct pvr2_hdw *unit_pointers[PVR_NUM] = {[ 0 ... PVR_NUM-1 ] = 0};
-DECLARE_MUTEX(pvr2_unit_sem);
+static DECLARE_MUTEX(pvr2_unit_sem);

static int ctlchg = 0;
static int initusbreset = 1;
@@ -263,6 +263,25 @@
[PVR2_SUBSYS_B_ENC_RUN] = "enc_run",
};

+static int pvr2_hdw_cmd_usbstream(struct pvr2_hdw *hdw,int runFl);
+static int pvr2_hdw_commit_ctl_internal(struct pvr2_hdw *hdw);
+static int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw);
+static unsigned int pvr2_hdw_get_signal_status_internal(struct pvr2_hdw *hdw);
+static void pvr2_hdw_internal_find_stdenum(struct pvr2_hdw *hdw);
+static void pvr2_hdw_internal_set_std_avail(struct pvr2_hdw *hdw);
+static void pvr2_hdw_render_useless_unlocked(struct pvr2_hdw *hdw);
+static void pvr2_hdw_subsys_bit_chg_no_lock(struct pvr2_hdw *hdw,
+ unsigned long msk,
+ unsigned long val);
+static void pvr2_hdw_subsys_stream_bit_chg_no_lock(struct pvr2_hdw *hdw,
+ unsigned long msk,
+ unsigned long val);
+static int pvr2_send_request_ex(struct pvr2_hdw *hdw,
+ unsigned int timeout,int probe_fl,
+ void *write_data,unsigned int write_len,
+ void *read_data,unsigned int read_len);
+static int pvr2_write_u16(struct pvr2_hdw *hdw, u16 data, int res);
+static int pvr2_write_u8(struct pvr2_hdw *hdw, u8 data, int res);

static int ctrl_channelfreq_get(struct pvr2_ctrl *cptr,int *vp)
{
@@ -835,14 +854,14 @@
return hdw->serial_number;
}

-
+#if 0
struct pvr2_hdw *pvr2_hdw_find(int unit_number)
{
if (unit_number < 0) return 0;
if (unit_number >= PVR_NUM) return 0;
return unit_pointers[unit_number];
}
-
+#endif /* 0 */

int pvr2_hdw_get_unit_number(struct pvr2_hdw *hdw)
{
@@ -917,7 +936,7 @@
* is not suitable for an usb transaction.
*
*/
-int pvr2_upload_firmware1(struct pvr2_hdw *hdw)
+static int pvr2_upload_firmware1(struct pvr2_hdw *hdw)
{
const struct firmware *fw_entry = 0;
void *fw_ptr;
@@ -1166,8 +1185,9 @@
reconfigure and start over.

*/
-void pvr2_hdw_subsys_bit_chg_no_lock(struct pvr2_hdw *hdw,
- unsigned long msk,unsigned long val)
+static void pvr2_hdw_subsys_bit_chg_no_lock(struct pvr2_hdw *hdw,
+ unsigned long msk,
+ unsigned long val)
{
unsigned long nmsk;
unsigned long vmsk;
@@ -1317,6 +1337,7 @@
} while (0); LOCK_GIVE(hdw->big_lock);
}

+#if 0

void pvr2_hdw_subsys_bit_set(struct pvr2_hdw *hdw,unsigned long msk)
{
@@ -1329,6 +1350,7 @@
pvr2_hdw_subsys_bit_chg(hdw,msk,0);
}

+#endif /* 0 */

unsigned long pvr2_hdw_subsys_get(struct pvr2_hdw *hdw)
{
@@ -1342,9 +1364,9 @@
}


-void pvr2_hdw_subsys_stream_bit_chg_no_lock(struct pvr2_hdw *hdw,
- unsigned long msk,
- unsigned long val)
+static void pvr2_hdw_subsys_stream_bit_chg_no_lock(struct pvr2_hdw *hdw,
+ unsigned long msk,
+ unsigned long val)
{
unsigned long val2;
msk &= PVR2_SUBSYS_ALL;
@@ -1366,7 +1388,7 @@
}


-int pvr2_hdw_set_streaming_no_lock(struct pvr2_hdw *hdw,int enableFl)
+static int pvr2_hdw_set_streaming_no_lock(struct pvr2_hdw *hdw,int enableFl)
{
if ((!enableFl) == !(hdw->flag_streaming_enabled)) return 0;
if (enableFl) {
@@ -1400,8 +1422,8 @@
}


-int pvr2_hdw_set_stream_type_no_lock(struct pvr2_hdw *hdw,
- enum pvr2_config config)
+static int pvr2_hdw_set_stream_type_no_lock(struct pvr2_hdw *hdw,
+ enum pvr2_config config)
{
unsigned long sm = hdw->subsys_enabled_mask;
if (!hdw->flag_ok) return -EIO;
@@ -1928,7 +1950,7 @@

/* Remove _all_ associations between this driver and the underlying USB
layer. */
-void pvr2_hdw_remove_usb_stuff(struct pvr2_hdw *hdw)
+static void pvr2_hdw_remove_usb_stuff(struct pvr2_hdw *hdw)
{
if (hdw->flag_disconnected) return;
pvr2_trace(PVR2_TRACE_INIT,"pvr2_hdw_remove_usb_stuff: hdw=%p",hdw);
@@ -2018,7 +2040,7 @@

// Attempt to autoselect an appropriate value for std_enum_cur given
// whatever is currently in std_mask_cur
-void pvr2_hdw_internal_find_stdenum(struct pvr2_hdw *hdw)
+static void pvr2_hdw_internal_find_stdenum(struct pvr2_hdw *hdw)
{
unsigned int idx;
for (idx = 1; idx < hdw->std_enum_cnt; idx++) {
@@ -2033,7 +2055,7 @@

// Calculate correct set of enumerated standards based on currently known
// set of available standards bits.
-void pvr2_hdw_internal_set_std_avail(struct pvr2_hdw *hdw)
+static void pvr2_hdw_internal_set_std_avail(struct pvr2_hdw *hdw)
{
struct v4l2_standard *newstd;
unsigned int std_cnt;
@@ -2182,7 +2204,7 @@
state(s) back to their previous value before this function was called.
Thus we can automatically reconfigure affected pieces of the driver as
controls are changed. */
-int pvr2_hdw_commit_ctl_internal(struct pvr2_hdw *hdw)
+static int pvr2_hdw_commit_ctl_internal(struct pvr2_hdw *hdw)
{
unsigned long saved_subsys_mask = hdw->subsys_enabled_mask;
unsigned long stale_subsys_mask = 0;
@@ -2320,14 +2342,14 @@
}
}

-
+#if 0
void pvr2_hdw_poll_trigger(struct pvr2_hdw *hdw)
{
LOCK_TAKE(hdw->big_lock); do {
pvr2_hdw_poll_trigger_unlocked(hdw);
} while (0); LOCK_GIVE(hdw->big_lock);
}
-
+#endif /* 0 */

/* Return name for this driver instance */
const char *pvr2_hdw_get_driver_name(struct pvr2_hdw *hdw)
@@ -2337,7 +2359,7 @@


/* Return bit mask indicating signal status */
-unsigned int pvr2_hdw_get_signal_status_internal(struct pvr2_hdw *hdw)
+static unsigned int pvr2_hdw_get_signal_status_internal(struct pvr2_hdw *hdw)
{
unsigned int msk = 0;
switch (hdw->input_val) {
@@ -2518,7 +2540,7 @@
hdw->v4l_minor_number = v;
}

-
+#if 0
void pvr2_reset_ctl_endpoints(struct pvr2_hdw *hdw)
{
if (!hdw->usb_dev) return;
@@ -2533,7 +2555,7 @@
usb_sndbulkpipe(hdw->usb_dev,
PVR2_CTL_WRITE_ENDPOINT & 0x7f));
}
-
+#endif /* 0 */

static void pvr2_ctl_write_complete(struct urb *urb, struct pt_regs *regs)
{
@@ -2568,10 +2590,10 @@
}


-int pvr2_send_request_ex(struct pvr2_hdw *hdw,
- unsigned int timeout,int probe_fl,
- void *write_data,unsigned int write_len,
- void *read_data,unsigned int read_len)
+static int pvr2_send_request_ex(struct pvr2_hdw *hdw,
+ unsigned int timeout,int probe_fl,
+ void *write_data,unsigned int write_len,
+ void *read_data,unsigned int read_len)
{
unsigned int idx;
int status = 0;
@@ -2826,7 +2848,7 @@
}


-int pvr2_read_register(struct pvr2_hdw *hdw, u16 reg, u32 *data)
+static int pvr2_read_register(struct pvr2_hdw *hdw, u16 reg, u32 *data)
{
int ret = 0;

@@ -2850,7 +2872,7 @@
}


-int pvr2_write_u16(struct pvr2_hdw *hdw, u16 data, int res)
+static int pvr2_write_u16(struct pvr2_hdw *hdw, u16 data, int res)
{
int ret;

@@ -2867,7 +2889,7 @@
}


-int pvr2_write_u8(struct pvr2_hdw *hdw, u8 data, int res)
+static int pvr2_write_u8(struct pvr2_hdw *hdw, u8 data, int res)
{
int ret;

@@ -2883,7 +2905,7 @@
}


-void pvr2_hdw_render_useless_unlocked(struct pvr2_hdw *hdw)
+static void pvr2_hdw_render_useless_unlocked(struct pvr2_hdw *hdw)
{
if (!hdw->flag_ok) return;
pvr2_trace(PVR2_TRACE_INIT,"render_useless");
@@ -2996,7 +3018,7 @@
}


-int pvr2_hdw_cmd_usbstream(struct pvr2_hdw *hdw,int runFl)
+static int pvr2_hdw_cmd_usbstream(struct pvr2_hdw *hdw,int runFl)
{
int status;
LOCK_TAKE(hdw->ctl_lock); do {
@@ -3094,7 +3116,7 @@
}


-int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw)
+static int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw)
{
int result;
LOCK_TAKE(hdw->ctl_lock); do {
--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-i2c-core.h.old 2006-06-29 14:32:44.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-i2c-core.h 2006-06-29 14:33:00.000000000 +0200
@@ -75,9 +75,6 @@
PVR2_I2C_DETAIL_DEBUG |\
PVR2_I2C_DETAIL_HANDLER |\
PVR2_I2C_DETAIL_CTLMASK)
-unsigned int pvr2_i2c_client_describe(struct pvr2_i2c_client *,
- unsigned int detail_mask,
- char *buf,unsigned int maxlen);

void pvr2_i2c_probe(struct pvr2_hdw *,struct pvr2_i2c_client *);
const struct pvr2_i2c_op *pvr2_i2c_get_op(unsigned int idx);
--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c.old 2006-06-29 14:31:59.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c 2006-06-29 14:47:52.000000000 +0200
@@ -37,6 +37,10 @@
module_param(i2c_scan, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(i2c_scan,"scan i2c bus at insmod time");

+static unsigned int pvr2_i2c_client_describe(struct pvr2_i2c_client *cp,
+ unsigned int detail,
+ char *buf,unsigned int maxlen);
+
static int pvr2_i2c_write(struct pvr2_hdw *hdw, /* Context */
u8 i2c_addr, /* I2C address we're talking to */
u8 *data, /* Data to write */
@@ -165,12 +169,12 @@

/* This is the common low level entry point for doing I2C operations to the
hardware. */
-int pvr2_i2c_basic_op(struct pvr2_hdw *hdw,
- u8 i2c_addr,
- u8 *wdata,
- u16 wlen,
- u8 *rdata,
- u16 rlen)
+static int pvr2_i2c_basic_op(struct pvr2_hdw *hdw,
+ u8 i2c_addr,
+ u8 *wdata,
+ u16 wlen,
+ u8 *rdata,
+ u16 rlen)
{
if (!rdata) rlen = 0;
if (!wdata) wlen = 0;
@@ -705,9 +709,9 @@
return (hdw->i2c_pend_types & PVR2_I2C_PEND_ALL) != 0;
}

-unsigned int pvr2_i2c_client_describe(struct pvr2_i2c_client *cp,
- unsigned int detail,
- char *buf,unsigned int maxlen)
+static unsigned int pvr2_i2c_client_describe(struct pvr2_i2c_client *cp,
+ unsigned int detail,
+ char *buf,unsigned int maxlen)
{
unsigned int ccnt,bcnt;
int spcfl = 0;
--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-io.h.old 2006-06-29 14:34:27.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-io.h 2006-06-29 14:38:04.000000000 +0200
@@ -36,8 +36,6 @@
struct pvr2_stream;
struct pvr2_buffer;

-const char *pvr2_buffer_state_decode(enum pvr2_buffer_state);
-
/* Initialize / tear down stream structure */
struct pvr2_stream *pvr2_stream_create(void);
void pvr2_stream_destroy(struct pvr2_stream *);
@@ -49,7 +47,6 @@
void *data);

/* Query / set the nominal buffer count */
-int pvr2_stream_get_buffer_count(struct pvr2_stream *);
int pvr2_stream_set_buffer_count(struct pvr2_stream *,unsigned int);

/* Get a pointer to a buffer that is either idle, ready, or is specified
@@ -59,12 +56,8 @@
struct pvr2_buffer *pvr2_stream_get_buffer(struct pvr2_stream *sp,int id);

/* Find out how many buffers are idle or ready */
-int pvr2_stream_get_idle_count(struct pvr2_stream *);
int pvr2_stream_get_ready_count(struct pvr2_stream *);

-/* Kill all pending operations */
-void pvr2_stream_flush(struct pvr2_stream *);
-
/* Kill all pending buffers and throw away any ready buffers as well */
void pvr2_stream_kill(struct pvr2_stream *);

@@ -77,18 +70,12 @@
/* Retrieve completion code for given ready buffer */
int pvr2_buffer_get_status(struct pvr2_buffer *);

-/* Retrieve state of given buffer */
-enum pvr2_buffer_state pvr2_buffer_get_state(struct pvr2_buffer *);
-
/* Retrieve ID of given buffer */
int pvr2_buffer_get_id(struct pvr2_buffer *);

/* Start reading into given buffer (kill it if needed) */
int pvr2_buffer_queue(struct pvr2_buffer *);

-/* Move buffer back to idle pool (kill it if needed) */
-int pvr2_buffer_idle(struct pvr2_buffer *);
-
#endif /* __PVRUSB2_IO_H */

/*
--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-io.c.old 2006-06-29 14:33:52.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-io.c 2006-06-29 14:49:05.000000000 +0200
@@ -93,7 +93,7 @@
struct urb *purb;
};

-const char *pvr2_buffer_state_decode(enum pvr2_buffer_state st)
+static const char *pvr2_buffer_state_decode(enum pvr2_buffer_state st)
{
switch (st) {
case pvr2_buffer_state_none: return "none";
@@ -104,7 +104,8 @@
return "unknown";
}

-void pvr2_buffer_describe(struct pvr2_buffer *bp,const char *msg)
+#ifdef SANITY_CHECK_BUFFERS
+static void pvr2_buffer_describe(struct pvr2_buffer *bp,const char *msg)
{
pvr2_trace(PVR2_TRACE_INFO,
"buffer%s%s %p state=%s id=%d status=%d"
@@ -119,6 +120,7 @@
(bp ? bp->purb : 0),
(bp ? bp->signature : 0));
}
+#endif /* SANITY_CHECK_BUFFERS */

static void pvr2_buffer_remove(struct pvr2_buffer *bp)
{
@@ -513,10 +515,12 @@
}

/* Query / set the nominal buffer count */
+#if 0
int pvr2_stream_get_buffer_count(struct pvr2_stream *sp)
{
return sp->buffer_target_count;
}
+#endif /* 0 */

int pvr2_stream_set_buffer_count(struct pvr2_stream *sp,unsigned int cnt)
{
@@ -555,6 +559,8 @@
return sp->r_count;
}

+#if 0
+
int pvr2_stream_get_idle_count(struct pvr2_stream *sp)
{
return sp->i_count;
@@ -567,6 +573,8 @@
} while(0); mutex_unlock(&sp->mutex);
}

+#endif /* 0 */
+
void pvr2_stream_kill(struct pvr2_stream *sp)
{
struct pvr2_buffer *bp;
@@ -620,6 +628,7 @@
return ret;
}

+#if 0
int pvr2_buffer_idle(struct pvr2_buffer *bp)
{
struct pvr2_stream *sp;
@@ -634,6 +643,7 @@
} while(0); mutex_unlock(&sp->mutex);
return 0;
}
+#endif /* 0 */

int pvr2_buffer_set_buffer(struct pvr2_buffer *bp,void *ptr,unsigned int cnt)
{
@@ -673,10 +683,12 @@
return bp->status;
}

+#if 0
enum pvr2_buffer_state pvr2_buffer_get_state(struct pvr2_buffer *bp)
{
return bp->state;
}
+#endif /* 0 */

int pvr2_buffer_get_id(struct pvr2_buffer *bp)
{
--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-ioread.h.old 2006-06-29 14:40:31.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-ioread.h 2006-06-29 14:40:37.000000000 +0200
@@ -33,7 +33,6 @@
const char *sync_key_ptr,
unsigned int sync_key_len);
int pvr2_ioread_set_enabled(struct pvr2_ioread *,int fl);
-int pvr2_ioread_get_enabled(struct pvr2_ioread *);
int pvr2_ioread_read(struct pvr2_ioread *,void __user *buf,unsigned int cnt);
int pvr2_ioread_avail(struct pvr2_ioread *);

--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-ioread.c.old 2006-06-29 14:38:59.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-ioread.c 2006-06-29 14:40:06.000000000 +0200
@@ -251,12 +251,14 @@
return ret;
}

+#if 0
int pvr2_ioread_get_enabled(struct pvr2_ioread *cp)
{
return cp->enabled != 0;
}
+#endif /* 0 */

-int pvr2_ioread_get_buffer(struct pvr2_ioread *cp)
+static int pvr2_ioread_get_buffer(struct pvr2_ioread *cp)
{
int stat;

@@ -307,7 +309,7 @@
return !0;
}

-void pvr2_ioread_filter(struct pvr2_ioread *cp)
+static void pvr2_ioread_filter(struct pvr2_ioread *cp)
{
unsigned int idx;
if (!cp->enabled) return;
--- linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-v4l2.c.old 2006-06-29 14:41:39.000000000 +0200
+++ linux-2.6.17-mm4-full/drivers/media/video/pvrusb2/pvrusb2-v4l2.c 2006-06-29 14:45:38.000000000 +0200
@@ -81,7 +81,7 @@
module_param_array(video_nr, int, NULL, 0444);
MODULE_PARM_DESC(video_nr, "Offset for device's minor");

-struct v4l2_capability pvr_capability ={
+static struct v4l2_capability pvr_capability ={
.driver = "pvrusb2",
.card = "Hauppauge WinTV pvr-usb2",
.bus_info = "usb",
@@ -111,7 +111,7 @@
}
};

-struct v4l2_fmtdesc pvr_fmtdesc [] = {
+static struct v4l2_fmtdesc pvr_fmtdesc [] = {
{
.index = 0,
.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
@@ -127,7 +127,7 @@
#define PVR_FORMAT_PIX 0
#define PVR_FORMAT_VBI 1

-struct v4l2_format pvr_format [] = {
+static struct v4l2_format pvr_format [] = {
[PVR_FORMAT_PIX] = {
.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
.fmt = {
@@ -725,7 +725,7 @@
}


-void pvr2_v4l2_internal_check(struct pvr2_channel *chp)
+static void pvr2_v4l2_internal_check(struct pvr2_channel *chp)
{
struct pvr2_v4l2 *vp;
vp = container_of(chp,struct pvr2_v4l2,channel);
@@ -735,8 +735,8 @@
}


-int pvr2_v4l2_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static int pvr2_v4l2_ioctl(struct inode *inode, struct file *file,
+ unsigned int cmd, unsigned long arg)
{

/* Temporary hack : use ivtv api until a v4l2 one is available. */
@@ -747,7 +747,7 @@
}


-int pvr2_v4l2_release(struct inode *inode, struct file *file)
+static int pvr2_v4l2_release(struct inode *inode, struct file *file)
{
struct pvr2_v4l2_fh *fhp = file->private_data;
struct pvr2_v4l2 *vp = fhp->vhead;
@@ -794,7 +794,7 @@
}


-int pvr2_v4l2_open(struct inode *inode, struct file *file)
+static int pvr2_v4l2_open(struct inode *inode, struct file *file)
{
struct pvr2_v4l2_dev *dip = 0; /* Our own context pointer */
struct pvr2_v4l2_fh *fhp;
-
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