Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1dde7a4fa2b197d298c3f1b97a7f78fd1c3a1bda
Commit:     1dde7a4fa2b197d298c3f1b97a7f78fd1c3a1bda
Parent:     5bea1cd3871351d70cc7624af138f8aa68b7be77
Author:     Michael Krufky <[EMAIL PROTECTED]>
AuthorDate: Sun Oct 21 13:40:56 2007 -0300
Committer:  Mauro Carvalho Chehab <[EMAIL PROTECTED]>
CommitDate: Fri Jan 25 19:01:07 2008 -0200

    V4L/DVB (6436): tuner: move analog_tuner_ops into dvb_frontend_ops
    
    Signed-off-by: Michael Krufky <[EMAIL PROTECTED]>
    Reviewed-by: Hans Verkuil <[EMAIL PROTECTED]>
    Signed-off-by: Mauro Carvalho Chehab <[EMAIL PROTECTED]>
---
 drivers/media/dvb/dvb-core/dvb_frontend.h |    3 +
 drivers/media/video/tda8290.c             |    8 +-
 drivers/media/video/tda9887.c             |    4 +-
 drivers/media/video/tuner-core.c          |   91 +++++++++++++++++------------
 drivers/media/video/tuner-driver.h        |    4 +-
 5 files changed, 63 insertions(+), 47 deletions(-)

diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.h 
b/drivers/media/dvb/dvb-core/dvb_frontend.h
index c49fa04..0dd0c67 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.h
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.h
@@ -62,6 +62,8 @@ struct dvb_tuner_info {
        u32 bandwidth_step;
 };
 
+struct analog_tuner_ops;
+
 struct analog_parameters {
        unsigned int frequency;
        unsigned int mode;
@@ -146,6 +148,7 @@ struct dvb_frontend_ops {
        int (*ts_bus_ctrl)(struct dvb_frontend* fe, int acquire);
 
        struct dvb_tuner_ops tuner_ops;
+       struct analog_tuner_ops *analog_demod_ops;
 };
 
 #define MAX_EVENT 8
diff --git a/drivers/media/video/tda8290.c b/drivers/media/video/tda8290.c
index a38ed9d..da5e5a8 100644
--- a/drivers/media/video/tda8290.c
+++ b/drivers/media/video/tda8290.c
@@ -519,7 +519,7 @@ static void tda829x_release(struct tuner *t)
        t->priv = NULL;
 }
 
-static struct tuner_operations tda8290_tuner_ops = {
+static struct analog_tuner_ops tda8290_tuner_ops = {
        .set_tv_freq    = tda8290_set_freq,
        .set_radio_freq = tda8290_set_freq,
        .has_signal     = tda8290_has_signal,
@@ -527,7 +527,7 @@ static struct tuner_operations tda8290_tuner_ops = {
        .release        = tda829x_release,
 };
 
-static struct tuner_operations tda8295_tuner_ops = {
+static struct analog_tuner_ops tda8295_tuner_ops = {
        .set_tv_freq    = tda8295_set_freq,
        .set_radio_freq = tda8295_set_freq,
        .has_signal     = tda8295_has_signal,
@@ -612,7 +612,7 @@ int tda8290_attach(struct tuner *t)
        if (t->fe.ops.tuner_ops.sleep)
                t->fe.ops.tuner_ops.sleep(&t->fe);
 
-       memcpy(&t->ops, &tda8290_tuner_ops, sizeof(struct tuner_operations));
+       t->fe.ops.analog_demod_ops = &tda8290_tuner_ops;
 
        tuner_info("type set to %s\n", t->i2c.name);
 
@@ -703,7 +703,7 @@ int tda8295_attach(struct tuner *t)
        priv->tda827x_ver |= 1; /* signifies 8295 vs 8290 */
        tuner_info("type set to %s\n", t->i2c.name);
 
-       memcpy(&t->ops, &tda8295_tuner_ops, sizeof(struct tuner_operations));
+       t->fe.ops.analog_demod_ops = &tda8295_tuner_ops;
 
        priv->cfg.tda827x_lpsel = 0;
        t->mode = V4L2_TUNER_ANALOG_TV;
diff --git a/drivers/media/video/tda9887.c b/drivers/media/video/tda9887.c
index be5387f..d9bfa81 100644
--- a/drivers/media/video/tda9887.c
+++ b/drivers/media/video/tda9887.c
@@ -610,7 +610,7 @@ static void tda9887_release(struct tuner *t)
        t->priv = NULL;
 }
 
-static struct tuner_operations tda9887_tuner_ops = {
+static struct analog_tuner_ops tda9887_tuner_ops = {
        .set_tv_freq    = tda9887_set_freq,
        .set_radio_freq = tda9887_set_freq,
        .standby        = tda9887_standby,
@@ -636,7 +636,7 @@ int tda9887_tuner_init(struct tuner *t)
        tda9887_info("tda988[5/6/7] found @ 0x%x (%s)\n", t->i2c.addr,
                                                t->i2c.driver->driver.name);
 
-       memcpy(&t->ops, &tda9887_tuner_ops, sizeof(struct tuner_operations));
+       t->fe.ops.analog_demod_ops = &tda9887_tuner_ops;
 
        return 0;
 }
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index 6ae8cb2..f31de98 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -122,16 +122,28 @@ static int fe_has_signal(struct tuner *t)
        return strength;
 }
 
+static void tuner_status(struct tuner *t);
+
+static struct analog_tuner_ops tuner_core_ops = {
+       .set_tv_freq    = fe_set_freq,
+       .set_radio_freq = fe_set_freq,
+       .standby        = fe_standby,
+       .release        = fe_release,
+       .has_signal     = fe_has_signal,
+       .tuner_status   = tuner_status
+};
+
 /* Set tuner frequency,  freq in Units of 62.5kHz = 1/16MHz */
 static void set_tv_freq(struct i2c_client *c, unsigned int freq)
 {
        struct tuner *t = i2c_get_clientdata(c);
+       struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops;
 
        if (t->type == UNSET) {
                tuner_warn ("tuner type not set\n");
                return;
        }
-       if (NULL == t->ops.set_tv_freq) {
+       if ((NULL == ops) || (NULL == ops->set_tv_freq)) {
                tuner_warn ("Tuner has no way to set tv freq\n");
                return;
        }
@@ -146,18 +158,19 @@ static void set_tv_freq(struct i2c_client *c, unsigned 
int freq)
                else
                        freq = tv_range[1] * 16;
        }
-       t->ops.set_tv_freq(t, freq);
+       ops->set_tv_freq(t, freq);
 }
 
 static void set_radio_freq(struct i2c_client *c, unsigned int freq)
 {
        struct tuner *t = i2c_get_clientdata(c);
+       struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops;
 
        if (t->type == UNSET) {
                tuner_warn ("tuner type not set\n");
                return;
        }
-       if (NULL == t->ops.set_radio_freq) {
+       if ((NULL == ops) || (NULL == ops->set_radio_freq)) {
                tuner_warn ("tuner has no way to set radio frequency\n");
                return;
        }
@@ -173,7 +186,7 @@ static void set_radio_freq(struct i2c_client *c, unsigned 
int freq)
                        freq = radio_range[1] * 16000;
        }
 
-       t->ops.set_radio_freq(t, freq);
+       ops->set_radio_freq(t, freq);
 }
 
 static void set_freq(struct i2c_client *c, unsigned long freq)
@@ -235,6 +248,7 @@ static void set_type(struct i2c_client *c, unsigned int 
type,
 {
        struct tuner *t = i2c_get_clientdata(c);
        struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
+       struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops;
        unsigned char buffer[4];
 
        if (type == UNSET || type == TUNER_ABSENT) {
@@ -262,8 +276,8 @@ static void set_type(struct i2c_client *c, unsigned int 
type,
        }
 
        /* discard private data, in case set_type() was previously called */
-       if (t->ops.release)
-               t->ops.release(t);
+       if ((ops) && (ops->release))
+               ops->release(t);
        else {
                kfree(t->priv);
                t->priv = NULL;
@@ -339,15 +353,12 @@ static void set_type(struct i2c_client *c, unsigned int 
type,
                break;
        }
 
-       if ((fe_tuner_ops->set_analog_params) &&
-           ((NULL == t->ops.set_tv_freq) && (NULL == t->ops.set_radio_freq))) {
+       if (((NULL == ops) ||
+            ((NULL == ops->set_tv_freq) && (NULL == ops->set_radio_freq))) &&
+           (fe_tuner_ops->set_analog_params)) {
                strlcpy(t->i2c.name, fe_tuner_ops->info.name, 
sizeof(t->i2c.name));
 
-               t->ops.set_tv_freq    = fe_set_freq;
-               t->ops.set_radio_freq = fe_set_freq;
-               t->ops.standby        = fe_standby;
-               t->ops.release        = fe_release;
-               t->ops.has_signal     = fe_has_signal;
+               t->fe.ops.analog_demod_ops = &tuner_core_ops;
        }
 
        tuner_info("type set to %s\n", t->i2c.name);
@@ -524,6 +535,7 @@ static void tuner_status(struct tuner *t)
 {
        unsigned long freq, freq_fraction;
        struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
+       struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops;
        const char *p;
 
        switch (t->mode) {
@@ -553,11 +565,11 @@ static void tuner_status(struct tuner *t)
                if (tuner_status & TUNER_STATUS_STEREO)
                        tuner_info("Stereo:          yes\n");
        }
-       if (t->ops.has_signal) {
-               tuner_info("Signal strength: %d\n", t->ops.has_signal(t));
+       if ((ops) && (ops->has_signal)) {
+               tuner_info("Signal strength: %d\n", ops->has_signal(t));
        }
-       if (t->ops.is_stereo) {
-               tuner_info("Stereo:          %s\n", t->ops.is_stereo(t) ? "yes" 
: "no");
+       if ((ops) && (ops->is_stereo)) {
+               tuner_info("Stereo:          %s\n", ops->is_stereo(t) ? "yes" : 
"no");
        }
 }
 
@@ -584,7 +596,6 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, 
int kind)
        t->type = UNSET;
        t->audmode = V4L2_TUNER_MODE_STEREO;
        t->mode_mask = T_UNINITIALIZED;
-       t->ops.tuner_status = tuner_status;
 
        if (show_i2c) {
                unsigned char buffer[16];
@@ -701,6 +712,7 @@ static int tuner_probe(struct i2c_adapter *adap)
 static int tuner_detach(struct i2c_client *client)
 {
        struct tuner *t = i2c_get_clientdata(client);
+       struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops;
        int err;
 
        err = i2c_detach_client(&t->i2c);
@@ -710,8 +722,8 @@ static int tuner_detach(struct i2c_client *client)
                return err;
        }
 
-       if (t->ops.release)
-               t->ops.release(t);
+       if ((ops) && (ops->release))
+               ops->release(t);
        else {
                kfree(t->priv);
        }
@@ -728,6 +740,8 @@ static int tuner_detach(struct i2c_client *client)
 
 static inline int set_mode(struct i2c_client *client, struct tuner *t, int 
mode, char *cmd)
 {
+       struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops;
+
        if (mode == t->mode)
                return 0;
 
@@ -735,8 +749,8 @@ static inline int set_mode(struct i2c_client *client, 
struct tuner *t, int mode,
 
        if (check_mode(t, cmd) == EINVAL) {
                t->mode = T_STANDBY;
-               if (t->ops.standby)
-                       t->ops.standby(t);
+               if ((ops) && (ops->standby))
+                       ops->standby(t);
                return EINVAL;
        }
        return 0;
@@ -759,6 +773,7 @@ static int tuner_command(struct i2c_client *client, 
unsigned int cmd, void *arg)
 {
        struct tuner *t = i2c_get_clientdata(client);
        struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
+       struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops;
 
        if (tuner_debug>1)
                v4l_i2c_print_ioctl(&(t->i2c),cmd);
@@ -785,8 +800,8 @@ static int tuner_command(struct i2c_client *client, 
unsigned int cmd, void *arg)
                if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL)
                        return 0;
                t->mode = T_STANDBY;
-               if (t->ops.standby)
-                       t->ops.standby(t);
+               if ((ops) && (ops->standby))
+                       ops->standby(t);
                break;
 #ifdef CONFIG_VIDEO_V4L1
        case VIDIOCSAUDIO:
@@ -854,8 +869,8 @@ static int tuner_command(struct i2c_client *client, 
unsigned int cmd, void *arg)
                                        else
                                                vt->flags &= 
~VIDEO_TUNER_STEREO_ON;
                                } else {
-                                       if (t->ops.is_stereo) {
-                                               if (t->ops.is_stereo(t))
+                                       if ((ops) && (ops->is_stereo)) {
+                                               if (ops->is_stereo(t))
                                                        vt->flags |=
                                                                
VIDEO_TUNER_STEREO_ON;
                                                else
@@ -863,8 +878,8 @@ static int tuner_command(struct i2c_client *client, 
unsigned int cmd, void *arg)
                                                                
~VIDEO_TUNER_STEREO_ON;
                                        }
                                }
-                               if (t->ops.has_signal)
-                                       vt->signal = t->ops.has_signal(t);
+                               if ((ops) && (ops->has_signal))
+                                       vt->signal = ops->has_signal(t);
 
                                vt->flags |= VIDEO_TUNER_LOW;   /* Allow freqs 
at 62.5 Hz */
 
@@ -894,8 +909,8 @@ static int tuner_command(struct i2c_client *client, 
unsigned int cmd, void *arg)
                                        fe_tuner_ops->get_status(&t->fe, 
&tuner_status);
                                        va->mode = (tuner_status & 
TUNER_STATUS_STEREO)
                                            ? VIDEO_SOUND_STEREO : 
VIDEO_SOUND_MONO;
-                               } else if (t->ops.is_stereo)
-                                       va->mode = t->ops.is_stereo(t)
+                               } else if ((ops) && (ops->is_stereo))
+                                       va->mode = ops->is_stereo(t)
                                            ? VIDEO_SOUND_STEREO : 
VIDEO_SOUND_MONO;
                        }
                        return 0;
@@ -985,8 +1000,8 @@ static int tuner_command(struct i2c_client *client, 
unsigned int cmd, void *arg)
                        switch_v4l2();
 
                        tuner->type = t->mode;
-                       if (t->ops.get_afc)
-                               tuner->afc=t->ops.get_afc(t);
+                       if ((ops) && (ops->get_afc))
+                               tuner->afc = ops->get_afc(t);
                        if (t->mode == V4L2_TUNER_ANALOG_TV)
                                tuner->capability |= V4L2_TUNER_CAP_NORM;
                        if (t->mode != V4L2_TUNER_RADIO) {
@@ -1005,13 +1020,13 @@ static int tuner_command(struct i2c_client *client, 
unsigned int cmd, void *arg)
                                tuner->rxsubchans = (tuner_status & 
TUNER_STATUS_STEREO) ?
                                        V4L2_TUNER_SUB_STEREO : 
V4L2_TUNER_SUB_MONO;
                        } else {
-                               if (t->ops.is_stereo) {
-                                       tuner->rxsubchans = t->ops.is_stereo(t) 
?
+                               if ((ops) && (ops->is_stereo)) {
+                                       tuner->rxsubchans = ops->is_stereo(t) ?
                                                V4L2_TUNER_SUB_STEREO : 
V4L2_TUNER_SUB_MONO;
                                }
                        }
-                       if (t->ops.has_signal)
-                               tuner->signal = t->ops.has_signal(t);
+                       if ((ops) && (ops->has_signal))
+                               tuner->signal = ops->has_signal(t);
                        tuner->capability |=
                            V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO;
                        tuner->audmode = t->audmode;
@@ -1036,8 +1051,8 @@ static int tuner_command(struct i2c_client *client, 
unsigned int cmd, void *arg)
                        break;
                }
        case VIDIOC_LOG_STATUS:
-               if (t->ops.tuner_status)
-                       t->ops.tuner_status(t);
+               if ((ops) && (ops->tuner_status))
+                       ops->tuner_status(t);
                break;
        }
 
diff --git a/drivers/media/video/tuner-driver.h 
b/drivers/media/video/tuner-driver.h
index 28a10da..f2a9c29 100644
--- a/drivers/media/video/tuner-driver.h
+++ b/drivers/media/video/tuner-driver.h
@@ -31,7 +31,7 @@ extern unsigned const int tuner_count;
 
 struct tuner;
 
-struct tuner_operations {
+struct analog_tuner_ops {
        void (*set_tv_freq)(struct tuner *t, unsigned int freq);
        void (*set_radio_freq)(struct tuner *t, unsigned int freq);
        int  (*has_signal)(struct tuner *t);
@@ -66,8 +66,6 @@ struct tuner {
 
        unsigned int config;
        int (*tuner_callback) (void *dev, int command,int arg);
-
-       struct tuner_operations ops;
 };
 
 /* ------------------------------------------------------------------------ */
-
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