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Commit d24674c6 authored by Xi Wang's avatar Xi Wang Committed by Mauro Carvalho Chehab
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[media] wl128x: fmdrv_rx: fix signedness bugs 

Message-Id: <1322820073-19347-3-git-send-email-xi.wang@gmail.com>

The error handling with (ret < 0) didn't work where ret is a u32.
Use int instead.  To be consistent we also change the functions to
return an int.
Signed-off-by: default avatarXi Wang <xi.wang@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent a6127803
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Showing with 68 additions and 66 deletions
drivers/media/radio/wl128x/fmdrv_rx.c
View file @ d24674c6
...@@ -43,12 +43,13 @@ void fm_rx_reset_station_info(struct fmdev *fmdev) ...@@ -43,12 +43,13 @@ void fm_rx_reset_station_info(struct fmdev *fmdev)
fmdev->rx.stat_info.af_list_max = 0; fmdev->rx.stat_info.af_list_max = 0;
} }
u32 fm_rx_set_freq(struct fmdev *fmdev, u32 freq) int fm_rx_set_freq(struct fmdev *fmdev, u32 freq)
{ {
unsigned long timeleft; unsigned long timeleft;
u16 payload, curr_frq, intr_flag; u16 payload, curr_frq, intr_flag;
u32 curr_frq_in_khz; u32 curr_frq_in_khz;
u32 ret, resp_len; u32 resp_len;
int ret;
if (freq < fmdev->rx.region.bot_freq || freq > fmdev->rx.region.top_freq) { if (freq < fmdev->rx.region.bot_freq || freq > fmdev->rx.region.top_freq) {
fmerr("Invalid frequency %d\n", freq); fmerr("Invalid frequency %d\n", freq);
...@@ -141,10 +142,10 @@ u32 fm_rx_set_freq(struct fmdev *fmdev, u32 freq) ...@@ -141,10 +142,10 @@ u32 fm_rx_set_freq(struct fmdev *fmdev, u32 freq)
return ret; return ret;
} }
static u32 fm_rx_set_channel_spacing(struct fmdev *fmdev, u32 spacing) static int fm_rx_set_channel_spacing(struct fmdev *fmdev, u32 spacing)
{ {
u16 payload; u16 payload;
u32 ret; int ret;
if (spacing > 0 && spacing <= 50000) if (spacing > 0 && spacing <= 50000)
spacing = FM_CHANNEL_SPACING_50KHZ; spacing = FM_CHANNEL_SPACING_50KHZ;
...@@ -165,7 +166,7 @@ static u32 fm_rx_set_channel_spacing(struct fmdev *fmdev, u32 spacing) ...@@ -165,7 +166,7 @@ static u32 fm_rx_set_channel_spacing(struct fmdev *fmdev, u32 spacing)
return ret; return ret;
} }
u32 fm_rx_seek(struct fmdev *fmdev, u32 seek_upward, int fm_rx_seek(struct fmdev *fmdev, u32 seek_upward,
u32 wrap_around, u32 spacing) u32 wrap_around, u32 spacing)
{ {
u32 resp_len; u32 resp_len;
...@@ -173,7 +174,7 @@ u32 fm_rx_seek(struct fmdev *fmdev, u32 seek_upward, ...@@ -173,7 +174,7 @@ u32 fm_rx_seek(struct fmdev *fmdev, u32 seek_upward,
u16 payload, int_reason, intr_flag; u16 payload, int_reason, intr_flag;
u16 offset, space_idx; u16 offset, space_idx;
unsigned long timeleft; unsigned long timeleft;
u32 ret; int ret;
/* Set channel spacing */ /* Set channel spacing */
ret = fm_rx_set_channel_spacing(fmdev, spacing); ret = fm_rx_set_channel_spacing(fmdev, spacing);
...@@ -296,10 +297,10 @@ u32 fm_rx_seek(struct fmdev *fmdev, u32 seek_upward, ...@@ -296,10 +297,10 @@ u32 fm_rx_seek(struct fmdev *fmdev, u32 seek_upward,
return ret; return ret;
} }
u32 fm_rx_set_volume(struct fmdev *fmdev, u16 vol_to_set) int fm_rx_set_volume(struct fmdev *fmdev, u16 vol_to_set)
{ {
u16 payload; u16 payload;
u32 ret; int ret;
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -322,7 +323,7 @@ u32 fm_rx_set_volume(struct fmdev *fmdev, u16 vol_to_set) ...@@ -322,7 +323,7 @@ u32 fm_rx_set_volume(struct fmdev *fmdev, u16 vol_to_set)
} }
/* Get volume */ /* Get volume */
u32 fm_rx_get_volume(struct fmdev *fmdev, u16 *curr_vol) int fm_rx_get_volume(struct fmdev *fmdev, u16 *curr_vol)
{ {
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -338,7 +339,7 @@ u32 fm_rx_get_volume(struct fmdev *fmdev, u16 *curr_vol) ...@@ -338,7 +339,7 @@ u32 fm_rx_get_volume(struct fmdev *fmdev, u16 *curr_vol)
} }
/* To get current band's bottom and top frequency */ /* To get current band's bottom and top frequency */
u32 fm_rx_get_band_freq_range(struct fmdev *fmdev, u32 *bot_freq, u32 *top_freq) int fm_rx_get_band_freq_range(struct fmdev *fmdev, u32 *bot_freq, u32 *top_freq)
{ {
if (bot_freq != NULL) if (bot_freq != NULL)
*bot_freq = fmdev->rx.region.bot_freq; *bot_freq = fmdev->rx.region.bot_freq;
...@@ -356,11 +357,11 @@ void fm_rx_get_region(struct fmdev *fmdev, u8 *region) ...@@ -356,11 +357,11 @@ void fm_rx_get_region(struct fmdev *fmdev, u8 *region)
} }
/* Sets band (0-Europe/US; 1-Japan) */ /* Sets band (0-Europe/US; 1-Japan) */
u32 fm_rx_set_region(struct fmdev *fmdev, u8 region_to_set) int fm_rx_set_region(struct fmdev *fmdev, u8 region_to_set)
{ {
u16 payload; u16 payload;
u32 new_frq = 0; u32 new_frq = 0;
u32 ret; int ret;
if (region_to_set != FM_BAND_EUROPE_US && if (region_to_set != FM_BAND_EUROPE_US &&
region_to_set != FM_BAND_JAPAN) { region_to_set != FM_BAND_JAPAN) {
...@@ -399,7 +400,7 @@ u32 fm_rx_set_region(struct fmdev *fmdev, u8 region_to_set) ...@@ -399,7 +400,7 @@ u32 fm_rx_set_region(struct fmdev *fmdev, u8 region_to_set)
} }
/* Reads current mute mode (Mute Off/On/Attenuate)*/ /* Reads current mute mode (Mute Off/On/Attenuate)*/
u32 fm_rx_get_mute_mode(struct fmdev *fmdev, u8 *curr_mute_mode) int fm_rx_get_mute_mode(struct fmdev *fmdev, u8 *curr_mute_mode)
{ {
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -414,10 +415,10 @@ u32 fm_rx_get_mute_mode(struct fmdev *fmdev, u8 *curr_mute_mode) ...@@ -414,10 +415,10 @@ u32 fm_rx_get_mute_mode(struct fmdev *fmdev, u8 *curr_mute_mode)
return 0; return 0;
} }
static u32 fm_config_rx_mute_reg(struct fmdev *fmdev) static int fm_config_rx_mute_reg(struct fmdev *fmdev)
{ {
u16 payload, muteval; u16 payload, muteval;
u32 ret; int ret;
muteval = 0; muteval = 0;
switch (fmdev->rx.mute_mode) { switch (fmdev->rx.mute_mode) {
...@@ -448,10 +449,10 @@ static u32 fm_config_rx_mute_reg(struct fmdev *fmdev) ...@@ -448,10 +449,10 @@ static u32 fm_config_rx_mute_reg(struct fmdev *fmdev)
} }
/* Configures mute mode (Mute Off/On/Attenuate) */ /* Configures mute mode (Mute Off/On/Attenuate) */
u32 fm_rx_set_mute_mode(struct fmdev *fmdev, u8 mute_mode_toset) int fm_rx_set_mute_mode(struct fmdev *fmdev, u8 mute_mode_toset)
{ {
u8 org_state; u8 org_state;
u32 ret; int ret;
if (fmdev->rx.mute_mode == mute_mode_toset) if (fmdev->rx.mute_mode == mute_mode_toset)
return 0; return 0;
...@@ -469,7 +470,7 @@ u32 fm_rx_set_mute_mode(struct fmdev *fmdev, u8 mute_mode_toset) ...@@ -469,7 +470,7 @@ u32 fm_rx_set_mute_mode(struct fmdev *fmdev, u8 mute_mode_toset)
} }
/* Gets RF dependent soft mute mode enable/disable status */ /* Gets RF dependent soft mute mode enable/disable status */
u32 fm_rx_get_rfdepend_softmute(struct fmdev *fmdev, u8 *curr_mute_mode) int fm_rx_get_rfdepend_softmute(struct fmdev *fmdev, u8 *curr_mute_mode)
{ {
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -485,10 +486,10 @@ u32 fm_rx_get_rfdepend_softmute(struct fmdev *fmdev, u8 *curr_mute_mode) ...@@ -485,10 +486,10 @@ u32 fm_rx_get_rfdepend_softmute(struct fmdev *fmdev, u8 *curr_mute_mode)
} }
/* Sets RF dependent soft mute mode */ /* Sets RF dependent soft mute mode */
u32 fm_rx_set_rfdepend_softmute(struct fmdev *fmdev, u8 rfdepend_mute) int fm_rx_set_rfdepend_softmute(struct fmdev *fmdev, u8 rfdepend_mute)
{ {
u8 org_state; u8 org_state;
u32 ret; int ret;
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -514,11 +515,11 @@ u32 fm_rx_set_rfdepend_softmute(struct fmdev *fmdev, u8 rfdepend_mute) ...@@ -514,11 +515,11 @@ u32 fm_rx_set_rfdepend_softmute(struct fmdev *fmdev, u8 rfdepend_mute)
} }
/* Returns the signal strength level of current channel */ /* Returns the signal strength level of current channel */
u32 fm_rx_get_rssi_level(struct fmdev *fmdev, u16 *rssilvl) int fm_rx_get_rssi_level(struct fmdev *fmdev, u16 *rssilvl)
{ {
u16 curr_rssi_lel; u16 curr_rssi_lel;
u32 resp_len; u32 resp_len;
u32 ret; int ret;
if (rssilvl == NULL) { if (rssilvl == NULL) {
fmerr("Invalid memory\n"); fmerr("Invalid memory\n");
...@@ -539,10 +540,10 @@ u32 fm_rx_get_rssi_level(struct fmdev *fmdev, u16 *rssilvl) ...@@ -539,10 +540,10 @@ u32 fm_rx_get_rssi_level(struct fmdev *fmdev, u16 *rssilvl)
* Sets the signal strength level that once reached * Sets the signal strength level that once reached
* will stop the auto search process * will stop the auto search process
*/ */
u32 fm_rx_set_rssi_threshold(struct fmdev *fmdev, short rssi_lvl_toset) int fm_rx_set_rssi_threshold(struct fmdev *fmdev, short rssi_lvl_toset)
{ {
u16 payload; u16 payload;
u32 ret; int ret;
if (rssi_lvl_toset < FM_RX_RSSI_THRESHOLD_MIN || if (rssi_lvl_toset < FM_RX_RSSI_THRESHOLD_MIN ||
rssi_lvl_toset > FM_RX_RSSI_THRESHOLD_MAX) { rssi_lvl_toset > FM_RX_RSSI_THRESHOLD_MAX) {
...@@ -561,7 +562,7 @@ u32 fm_rx_set_rssi_threshold(struct fmdev *fmdev, short rssi_lvl_toset) ...@@ -561,7 +562,7 @@ u32 fm_rx_set_rssi_threshold(struct fmdev *fmdev, short rssi_lvl_toset)
} }
/* Returns current RX RSSI threshold value */ /* Returns current RX RSSI threshold value */
u32 fm_rx_get_rssi_threshold(struct fmdev *fmdev, short *curr_rssi_lvl) int fm_rx_get_rssi_threshold(struct fmdev *fmdev, short *curr_rssi_lvl)
{ {
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -577,10 +578,10 @@ u32 fm_rx_get_rssi_threshold(struct fmdev *fmdev, short *curr_rssi_lvl) ...@@ -577,10 +578,10 @@ u32 fm_rx_get_rssi_threshold(struct fmdev *fmdev, short *curr_rssi_lvl)
} }
/* Sets RX stereo/mono modes */ /* Sets RX stereo/mono modes */
u32 fm_rx_set_stereo_mono(struct fmdev *fmdev, u16 mode) int fm_rx_set_stereo_mono(struct fmdev *fmdev, u16 mode)
{ {
u16 payload; u16 payload;
u32 ret; int ret;
if (mode != FM_STEREO_MODE && mode != FM_MONO_MODE) { if (mode != FM_STEREO_MODE && mode != FM_MONO_MODE) {
fmerr("Invalid mode\n"); fmerr("Invalid mode\n");
...@@ -605,10 +606,11 @@ u32 fm_rx_set_stereo_mono(struct fmdev *fmdev, u16 mode) ...@@ -605,10 +606,11 @@ u32 fm_rx_set_stereo_mono(struct fmdev *fmdev, u16 mode)
} }
/* Gets current RX stereo/mono mode */ /* Gets current RX stereo/mono mode */
u32 fm_rx_get_stereo_mono(struct fmdev *fmdev, u16 *mode) int fm_rx_get_stereo_mono(struct fmdev *fmdev, u16 *mode)
{ {
u16 curr_mode; u16 curr_mode;
u32 ret, resp_len; u32 resp_len;
int ret;
if (mode == NULL) { if (mode == NULL) {
fmerr("Invalid memory\n"); fmerr("Invalid memory\n");
...@@ -626,10 +628,10 @@ u32 fm_rx_get_stereo_mono(struct fmdev *fmdev, u16 *mode) ...@@ -626,10 +628,10 @@ u32 fm_rx_get_stereo_mono(struct fmdev *fmdev, u16 *mode)
} }
/* Choose RX de-emphasis filter mode (50us/75us) */ /* Choose RX de-emphasis filter mode (50us/75us) */
u32 fm_rx_set_deemphasis_mode(struct fmdev *fmdev, u16 mode) int fm_rx_set_deemphasis_mode(struct fmdev *fmdev, u16 mode)
{ {
u16 payload; u16 payload;
u32 ret; int ret;
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -652,7 +654,7 @@ u32 fm_rx_set_deemphasis_mode(struct fmdev *fmdev, u16 mode) ...@@ -652,7 +654,7 @@ u32 fm_rx_set_deemphasis_mode(struct fmdev *fmdev, u16 mode)
} }
/* Gets current RX de-emphasis filter mode */ /* Gets current RX de-emphasis filter mode */
u32 fm_rx_get_deemph_mode(struct fmdev *fmdev, u16 *curr_deemphasis_mode) int fm_rx_get_deemph_mode(struct fmdev *fmdev, u16 *curr_deemphasis_mode)
{ {
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -668,10 +670,10 @@ u32 fm_rx_get_deemph_mode(struct fmdev *fmdev, u16 *curr_deemphasis_mode) ...@@ -668,10 +670,10 @@ u32 fm_rx_get_deemph_mode(struct fmdev *fmdev, u16 *curr_deemphasis_mode)
} }
/* Enable/Disable RX RDS */ /* Enable/Disable RX RDS */
u32 fm_rx_set_rds_mode(struct fmdev *fmdev, u8 rds_en_dis) int fm_rx_set_rds_mode(struct fmdev *fmdev, u8 rds_en_dis)
{ {
u16 payload; u16 payload;
u32 ret; int ret;
if (rds_en_dis != FM_RDS_ENABLE && rds_en_dis != FM_RDS_DISABLE) { if (rds_en_dis != FM_RDS_ENABLE && rds_en_dis != FM_RDS_DISABLE) {
fmerr("Invalid rds option\n"); fmerr("Invalid rds option\n");
...@@ -743,7 +745,7 @@ u32 fm_rx_set_rds_mode(struct fmdev *fmdev, u8 rds_en_dis) ...@@ -743,7 +745,7 @@ u32 fm_rx_set_rds_mode(struct fmdev *fmdev, u8 rds_en_dis)
} }
/* Returns current RX RDS enable/disable status */ /* Returns current RX RDS enable/disable status */
u32 fm_rx_get_rds_mode(struct fmdev *fmdev, u8 *curr_rds_en_dis) int fm_rx_get_rds_mode(struct fmdev *fmdev, u8 *curr_rds_en_dis)
{ {
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -759,10 +761,10 @@ u32 fm_rx_get_rds_mode(struct fmdev *fmdev, u8 *curr_rds_en_dis) ...@@ -759,10 +761,10 @@ u32 fm_rx_get_rds_mode(struct fmdev *fmdev, u8 *curr_rds_en_dis)
} }
/* Sets RDS operation mode (RDS/RDBS) */ /* Sets RDS operation mode (RDS/RDBS) */
u32 fm_rx_set_rds_system(struct fmdev *fmdev, u8 rds_mode) int fm_rx_set_rds_system(struct fmdev *fmdev, u8 rds_mode)
{ {
u16 payload; u16 payload;
u32 ret; int ret;
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -784,7 +786,7 @@ u32 fm_rx_set_rds_system(struct fmdev *fmdev, u8 rds_mode) ...@@ -784,7 +786,7 @@ u32 fm_rx_set_rds_system(struct fmdev *fmdev, u8 rds_mode)
} }
/* Returns current RDS operation mode */ /* Returns current RDS operation mode */
u32 fm_rx_get_rds_system(struct fmdev *fmdev, u8 *rds_mode) int fm_rx_get_rds_system(struct fmdev *fmdev, u8 *rds_mode)
{ {
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -800,10 +802,10 @@ u32 fm_rx_get_rds_system(struct fmdev *fmdev, u8 *rds_mode) ...@@ -800,10 +802,10 @@ u32 fm_rx_get_rds_system(struct fmdev *fmdev, u8 *rds_mode)
} }
/* Configures Alternate Frequency switch mode */ /* Configures Alternate Frequency switch mode */
u32 fm_rx_set_af_switch(struct fmdev *fmdev, u8 af_mode) int fm_rx_set_af_switch(struct fmdev *fmdev, u8 af_mode)
{ {
u16 payload; u16 payload;
u32 ret; int ret;
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
...@@ -831,7 +833,7 @@ u32 fm_rx_set_af_switch(struct fmdev *fmdev, u8 af_mode) ...@@ -831,7 +833,7 @@ u32 fm_rx_set_af_switch(struct fmdev *fmdev, u8 af_mode)
} }
/* Returns Alternate Frequency switch status */ /* Returns Alternate Frequency switch status */
u32 fm_rx_get_af_switch(struct fmdev *fmdev, u8 *af_mode) int fm_rx_get_af_switch(struct fmdev *fmdev, u8 *af_mode)
{ {
if (fmdev->curr_fmmode != FM_MODE_RX) if (fmdev->curr_fmmode != FM_MODE_RX)
return -EPERM; return -EPERM;
......
drivers/media/radio/wl128x/fmdrv_rx.h
View file @ d24674c6
...@@ -22,38 +22,38 @@ ...@@ -22,38 +22,38 @@
#ifndef _FMDRV_RX_H #ifndef _FMDRV_RX_H
#define _FMDRV_RX_H #define _FMDRV_RX_H
u32 fm_rx_set_freq(struct fmdev *, u32); int fm_rx_set_freq(struct fmdev *, u32);
u32 fm_rx_set_mute_mode(struct fmdev *, u8); int fm_rx_set_mute_mode(struct fmdev *, u8);
u32 fm_rx_set_stereo_mono(struct fmdev *, u16); int fm_rx_set_stereo_mono(struct fmdev *, u16);
u32 fm_rx_set_rds_mode(struct fmdev *, u8); int fm_rx_set_rds_mode(struct fmdev *, u8);
u32 fm_rx_set_rds_system(struct fmdev *, u8); int fm_rx_set_rds_system(struct fmdev *, u8);
u32 fm_rx_set_volume(struct fmdev *, u16); int fm_rx_set_volume(struct fmdev *, u16);
u32 fm_rx_set_rssi_threshold(struct fmdev *, short); int fm_rx_set_rssi_threshold(struct fmdev *, short);
u32 fm_rx_set_region(struct fmdev *, u8); int fm_rx_set_region(struct fmdev *, u8);
u32 fm_rx_set_rfdepend_softmute(struct fmdev *, u8); int fm_rx_set_rfdepend_softmute(struct fmdev *, u8);
u32 fm_rx_set_deemphasis_mode(struct fmdev *, u16); int fm_rx_set_deemphasis_mode(struct fmdev *, u16);
u32 fm_rx_set_af_switch(struct fmdev *, u8); int fm_rx_set_af_switch(struct fmdev *, u8);
void fm_rx_reset_rds_cache(struct fmdev *); void fm_rx_reset_rds_cache(struct fmdev *);
void fm_rx_reset_station_info(struct fmdev *); void fm_rx_reset_station_info(struct fmdev *);
u32 fm_rx_seek(struct fmdev *, u32, u32, u32); int fm_rx_seek(struct fmdev *, u32, u32, u32);
u32 fm_rx_get_rds_mode(struct fmdev *, u8 *); int fm_rx_get_rds_mode(struct fmdev *, u8 *);
u32 fm_rx_get_rds_system(struct fmdev *, u8 *); int fm_rx_get_rds_system(struct fmdev *, u8 *);
u32 fm_rx_get_mute_mode(struct fmdev *, u8 *); int fm_rx_get_mute_mode(struct fmdev *, u8 *);
u32 fm_rx_get_volume(struct fmdev *, u16 *); int fm_rx_get_volume(struct fmdev *, u16 *);
u32 fm_rx_get_band_freq_range(struct fmdev *, int fm_rx_get_band_freq_range(struct fmdev *,
u32 *, u32 *); u32 *, u32 *);
u32 fm_rx_get_stereo_mono(struct fmdev *, u16 *); int fm_rx_get_stereo_mono(struct fmdev *, u16 *);
u32 fm_rx_get_rssi_level(struct fmdev *, u16 *); int fm_rx_get_rssi_level(struct fmdev *, u16 *);
u32 fm_rx_get_rssi_threshold(struct fmdev *, short *); int fm_rx_get_rssi_threshold(struct fmdev *, short *);
u32 fm_rx_get_rfdepend_softmute(struct fmdev *, u8 *); int fm_rx_get_rfdepend_softmute(struct fmdev *, u8 *);
u32 fm_rx_get_deemph_mode(struct fmdev *, u16 *); int fm_rx_get_deemph_mode(struct fmdev *, u16 *);
u32 fm_rx_get_af_switch(struct fmdev *, u8 *); int fm_rx_get_af_switch(struct fmdev *, u8 *);
void fm_rx_get_region(struct fmdev *, u8 *); void fm_rx_get_region(struct fmdev *, u8 *);
u32 fm_rx_set_chanl_spacing(struct fmdev *, u8); int fm_rx_set_chanl_spacing(struct fmdev *, u8);
u32 fm_rx_get_chanl_spacing(struct fmdev *, u8 *); int fm_rx_get_chanl_spacing(struct fmdev *, u8 *);
#endif #endif
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