Part1: Trent Piepho's fantastic work, differently arranged, 3 hunks cut out
--- a/drivers/media/dvb/bt8xx/dst.c Fri Apr 27 12:16:31 2007 -0300
+++ b/drivers/media/dvb/bt8xx/dst.c Mon Apr 30 12:39:33 2007 -0700
@@ -1721,23 +1721,30 @@ static void dst_release(struct dvb_front
symbol_put(dst_ca_attach);
#endif
}
-#ifdef CONFIG_DVB_CORE_ATTACH
- symbol_put(dst_attach);
-#endif
kfree(state);
}
static struct dvb_frontend_ops dst_dvbt_ops;
static struct dvb_frontend_ops dst_dvbs_ops;
static struct dvb_frontend_ops dst_dvbc_ops;
static struct dvb_frontend_ops dst_atsc_ops;
-struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
-{
+struct dvb_frontend *dst_attach(struct dst_config *config, struct bt878 *bt,
+ struct i2c_adapter *i2c)
+{
+struct dst_state *state = kzalloc(sizeof(*state), GFP_KERNEL);
+
+ if (!state) {
+ printk(KERN_ERR "dst: No memory!\n");
+ return NULL;;
+ }
+ state->i2c = i2c;
+ state->config = config;
+ state->bt = bt;
+
/* check if the ASIC is there */
if (dst_probe(state) < 0) {
- kfree(state);
- return NULL;
+ goto fail;
}
/* determine settings based on type */
/* create dvb_frontend */
@@ -1756,12 +1763,15 @@ struct dst_state *dst_attach(struct dst_
break;
default:
dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
- kfree(state);
- return NULL;
+ goto fail;
}
state->frontend.demodulator_priv = state;
- return state; /* Manu (DST is a card not a frontend) */
+ return &state->frontend; /* Manu (DST is a card not a frontend) */
+
+ fail:
+ kfree(state);
+ return NULL;
}
EXPORT_SYMBOL(dst_attach);
--- a/drivers/media/dvb/bt8xx/dst_ca.c Fri Apr 27 12:16:31 2007 -0300
+++ b/drivers/media/dvb/bt8xx/dst_ca.c Mon Apr 30 12:39:33 2007 -0700
@@ -699,8 +699,9 @@ static struct dvb_device dvbdev_ca = {
.fops = &dst_ca_fops
};
-struct dvb_device *dst_ca_attach(struct dst_state *dst, struct dvb_adapter *dvb_adapter)
-{
+struct dvb_device *dst_ca_attach(struct dvb_frontend *fe, struct dvb_adapter *dvb_adapter)
+{
+ struct dst_state *dst = fe->demodulator_priv;
struct dvb_device *dvbdev;
dprintk(verbose, DST_CA_ERROR, 1, "registering DST-CA device");
--- a/drivers/media/dvb/bt8xx/dst_common.h Fri Apr 27 12:16:31 2007 -0300
+++ b/drivers/media/dvb/bt8xx/dst_common.h Mon Apr 30 12:39:33 2007 -0700
@@ -178,11 +178,25 @@ int write_dst(struct dst_state *state, u
int write_dst(struct dst_state *state, u8 * data, u8 len);
int read_dst(struct dst_state *state, u8 * ret, u8 len);
u8 dst_check_sum(u8 * buf, u32 len);
-struct dst_state* dst_attach(struct dst_state* state, struct dvb_adapter *dvb_adapter);
-struct dvb_device *dst_ca_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter);
-int dst_gpio_outb(struct dst_state* state, u32 mask, u32 enbb, u32 outhigh, int delay);
-
-int dst_command(struct dst_state* state, u8 * data, u8 len);
-
-
+int dst_gpio_outb(struct dst_state* state, u32 mask, u32 enbb, u32 outhigh, int delay);
+int dst_command(struct dst_state* state, u8 * data, u8 len);
+
+#if defined(CONFIG_DVB_DST) || (defined(CONFIG_DVB_DST_MODULE) && defined(MODULE))
+struct dvb_frontend *dst_attach(struct dst_config *config, struct bt878 *bt,
+struct i2c_adapter *i2c);
+struct dvb_device *dst_ca_attach(struct dvb_frontend *fe, struct dvb_adapter *dvb_adapter);
+#else
+static inline struct dvb_frontend *dst_attach(struct dst_config *config,
+ struct bt878 *bt, struct i2c_adapter *i2c)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+ return NULL;
+}
+static inline struct dvb_device *dst_ca_attach(struct dvb_frontend *fe,
+ struct dvb_adapter *dvb_adapter)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+ return NULL;
+}
+#endif // CONFIG_DVB_DST
#endif // DST_COMMON_H
--- a/drivers/media/dvb/bt8xx/dvb-bt8xx.c Fri Apr 27 12:16:31 2007 -0300
+++ b/drivers/media/dvb/bt8xx/dvb-bt8xx.c Mon Apr 30 12:39:33 2007 -0700
@@ -659,26 +659,17 @@ static void frontend_init(struct dvb_bt8
case BTTV_BOARD_TWINHAN_DST:
/* DST is not a frontend driver !!! */
- state = kmalloc(sizeof (struct dst_state), GFP_KERNEL);
- if (!state) {
- printk("dvb_bt8xx: No memory\n");
- break;
- }
- /* Setup the Card */
- state->config = &dst_config;
- state->i2c = card->i2c_adapter;
- state->bt = card->bt;
- state->dst_ca = NULL;
/* DST is not a frontend, attaching the ASIC */
- if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {
- printk("%s: Could not find a Twinhan DST.\n", __FUNCTION__);
+ card->fe = dvb_attach(dst_attach, &dst_config, card->bt,
+ card->i2c_adapter);
+ if (card->fe != NULL) {
+ printk(KERN_ERR "%s: Could not find a Twinhan DST.\n", __FUNCTION__);
break;
}
/* Attach other DST peripherals if any */
/* Conditional Access device */
- card->fe = &state->frontend;
if (state->dst_hw_cap & DST_TYPE_HAS_CA)
- dvb_attach(dst_ca_attach, state, &card->dvb_adapter);
+ dvb_attach(dst_ca_attach, card->fe, &card->dvb_adapter);
break;
case BTTV_BOARD_PINNACLESAT:
--
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