V4L/DVB (3275): Split msp3400.c into msp3400-driver.c and msp3400-kthreads.c

- Split msp3400.c into msp3400-driver.c and msp3400-kthreads.c.
- Removed experimental DFPREG ioctls. If this is really needed one
day then it should be implemented using VIDIOC_G/S_REGISTER.
- Added missing BALANCE control info for VIDIOC_QUERYCTRL.
- Still more cleanup, clarified some kernel messages.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>

drivers/media/video/Makefile

@@ -10,6 +10,8 @@ zr36067-objs	:=	zoran_procfs.o zoran_device.o \
 			zoran_driver.o zoran_card.o
 tuner-objs	:=	tuner-core.o tuner-simple.o mt20xx.o tda8290.o tea5767.o
 
+msp3400-objs	:=	msp3400-driver.o msp3400-kthreads.o
+
 obj-$(CONFIG_VIDEO_DEV) += videodev.o v4l2-common.o v4l1-compat.o compat_ioctl32.o
 
 obj-$(CONFIG_VIDEO_BT848) += bttv.o msp3400.o tvaudio.o \

drivers/media/video/msp3400.h

@@ -6,22 +6,62 @@
 
 /* ---------------------------------------------------------------------- */
 
-struct msp_dfpreg {
-    int reg;
-    int value;
-};
+#define msp_err(fmt, arg...) \
+	printk(KERN_ERR "%s %d-%04x: " fmt, client->driver->driver.name, \
+		i2c_adapter_id(client->adapter), client->addr , ## arg)
+#define msp_warn(fmt, arg...) \
+	printk(KERN_WARNING "%s %d-%04x: " fmt, client->driver->driver.name, \
+		i2c_adapter_id(client->adapter), client->addr , ## arg)
+#define msp_info(fmt, arg...) \
+	printk(KERN_INFO "%s %d-%04x: " fmt, client->driver->driver.name, \
+		i2c_adapter_id(client->adapter), client->addr , ## arg)
+
+/* level 1 debug. */
+#define msp_dbg1(fmt, arg...) \
+	do { \
+		if (debug) \
+			printk(KERN_INFO "%s debug %d-%04x: " fmt, client->driver->driver.name, \
+			       i2c_adapter_id(client->adapter), client->addr , ## arg); \
+	} while (0)
+
+/* level 2 debug. */
+#define msp_dbg2(fmt, arg...) \
+	do { \
+		if (debug >= 2) \
+			printk(KERN_INFO "%s debug %d-%04x: " fmt, client->driver->name, \
+				i2c_adapter_id(client->adapter), client->addr , ## arg); \
+	} while (0)
+
+/* level 3 debug. Use with care. */
+#define msp_dbg3(fmt, arg...) \
+	do { \
+		if (debug >= 16) \
+			printk(KERN_INFO "%s debug %d-%04x: " fmt, client->driver->name, \
+				i2c_adapter_id(client->adapter), client->addr , ## arg); \
+	} while (0)
 
 struct msp_matrix {
   int input;
   int output;
 };
 
-#define MSP_SET_DFPREG     _IOW('m',15,struct msp_dfpreg)
-#define MSP_GET_DFPREG     _IOW('m',16,struct msp_dfpreg)
-
 /* ioctl for MSP_SET_MATRIX will have to be registered */
 #define MSP_SET_MATRIX     _IOW('m',17,struct msp_matrix)
 
+/* This macro is allowed for *constants* only, gcc must calculate it
+   at compile time.  Remember -- no floats in kernel mode */
+#define MSP_CARRIER(freq) ((int)((float)(freq / 18.432) * (1 << 24)))
+
+#define MSP_MODE_AM_DETECT   0
+#define MSP_MODE_FM_RADIO    2
+#define MSP_MODE_FM_TERRA    3
+#define MSP_MODE_FM_SAT      4
+#define MSP_MODE_FM_NICAM1   5
+#define MSP_MODE_FM_NICAM2   6
+#define MSP_MODE_AM_NICAM    7
+#define MSP_MODE_BTSC        8
+#define MSP_MODE_EXTERN      9
+
 #define SCART_MASK    0
 #define SCART_IN1     1
 #define SCART_IN2     2
@@ -36,4 +76,77 @@ struct msp_matrix {
 #define SCART1_OUT    1
 #define SCART2_OUT    2
 
+#define OPMODE_AUTO       -1
+#define OPMODE_MANUAL      0
+#define OPMODE_AUTODETECT  1   /* use autodetect (>= msp3410 only) */
+#define OPMODE_AUTOSELECT  2   /* use autodetect & autoselect (>= msp34xxG)   */
+
+/* module parameters */
+extern int debug;
+extern int once;
+extern int amsound;
+extern int standard;
+extern int dolby;
+extern int stereo_threshold;
+
+struct msp_state {
+	int rev1, rev2;
+
+	int opmode;
+	int mode;
+	int norm;
+	int stereo;
+	int nicam_on;
+	int acb;
+	int in_scart;
+	int i2s_mode;
+	int main, second;	/* sound carrier */
+	int input;
+	int source;             /* see msp34xxg_set_source */
+
+	/* v4l2 */
+	int audmode;
+	int rxsubchans;
+
+	int muted;
+	int volume, balance;
+	int bass, treble;
+
+	/* thread */
+	struct task_struct   *kthread;
+	wait_queue_head_t    wq;
+	int                  restart:1;
+	int                  watch_stereo:1;
+};
+
+#define VIDEO_MODE_RADIO 16      /* norm magic for radio mode */
+
+#define HAVE_NICAM(state)   (((state->rev2 >> 8) & 0xff) != 0)
+#define HAVE_RADIO(state)   ((state->rev1 & 0x0f) >= 'G'-'@')
+
+/* msp3400-driver.c */
+int msp_write_dem(struct i2c_client *client, int addr, int val);
+int msp_write_dsp(struct i2c_client *client, int addr, int val);
+int msp_read_dem(struct i2c_client *client, int addr);
+int msp_read_dsp(struct i2c_client *client, int addr);
+int msp_reset(struct i2c_client *client);
+void msp_set_scart(struct i2c_client *client, int in, int out);
+void msp_set_mute(struct i2c_client *client);
+void msp_set_audio(struct i2c_client *client);
+int msp_modus(struct i2c_client *client, int norm);
+int msp_standard(int norm);
+int msp_sleep(struct msp_state *state, int timeout);
+
+/* msp3400-kthreads.c */
+const char *msp_standard_mode_name(int mode);
+void msp3400c_setcarrier(struct i2c_client *client, int cdo1, int cdo2);
+void msp3400c_setmode(struct i2c_client *client, int type);
+void msp3400c_setstereo(struct i2c_client *client, int mode);
+int autodetect_stereo(struct i2c_client *client);
+int msp3400c_thread(void *data);
+int msp3410d_thread(void *data);
+int msp34xxg_thread(void *data);
+void msp34xxg_detect_stereo(struct i2c_client *client);
+void msp34xxg_set_audmode(struct i2c_client *client, int audmode);
+
 #endif /* MSP3400_H */