V4L/DVB (12900): DiB8000: added support for DiBcom ISDB-T/ISDB-Tsb demodulator DiB8000

This commit adds support for the DiB8000 ISDB-T demodulator made by DiBcom.

Signed-off-by: Olivier Grenie <Olivier.Grenie@dibcom.fr>
Signed-off-by: Patrick Boettcher <pboettcher@dibcom.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 79 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/dib8000.h b/drivers/media/dvb/frontends/dib8000.h
new file mode 100644
index 000000000000..a86de340dd54
--- /dev/null
+++ b/drivers/media/dvb/frontends/dib8000.h
@@ -0,0 +1,79 @@
+#ifndef DIB8000_H
+#define DIB8000_H
+
+#include "dibx000_common.h"
+
+struct dib8000_config {
+        u8 output_mpeg2_in_188_bytes;
+        u8 hostbus_diversity;
+        u8 tuner_is_baseband;
+        int (*update_lna) (struct dvb_frontend *, u16 agc_global);
+
+        u8 agc_config_count;
+        struct dibx000_agc_config *agc;
+        struct dibx000_bandwidth_config *pll;
+
+#define DIB8000_GPIO_DEFAULT_DIRECTIONS 0xffff
+        u16 gpio_dir;
+#define DIB8000_GPIO_DEFAULT_VALUES     0x0000
+        u16 gpio_val;
+#define DIB8000_GPIO_PWM_POS0(v)        ((v & 0xf) << 12)
+#define DIB8000_GPIO_PWM_POS1(v)        ((v & 0xf) << 8 )
+#define DIB8000_GPIO_PWM_POS2(v)        ((v & 0xf) << 4 )
+#define DIB8000_GPIO_PWM_POS3(v)         (v & 0xf)
+#define DIB8000_GPIO_DEFAULT_PWM_POS    0xffff
+        u16 gpio_pwm_pos;
+        u16 pwm_freq_div;
+
+        void (*agc_control) (struct dvb_frontend *, u8 before);
+
+        u16 drives;
+        u16 diversity_delay;
+        u8 div_cfg;
+        u8 output_mode;
+        u8 refclksel;
+};
+
+#define DEFAULT_DIB8000_I2C_ADDRESS 18
+
+#if defined(CONFIG_DVB_DIB8000) || (defined(CONFIG_DVB_DIB8000_MODULE) && defined(MODULE))
+extern struct dvb_frontend *dib8000_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib8000_config *cfg);
+extern struct i2c_adapter *dib8000_get_i2c_master(struct dvb_frontend *, enum dibx000_i2c_interface, int);
+
+extern int dib8000_i2c_enumeration(struct i2c_adapter *host, int no_of_demods, u8 default_addr, u8 first_addr);
+
+extern int dib8000_set_gpio(struct dvb_frontend *, u8 num, u8 dir, u8 val);
+extern int dib8000_set_wbd_ref(struct dvb_frontend *, u16 value);
+#else
+static inline struct dvb_frontend *dib8000_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib8000_config *cfg)
+{
+        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+        return NULL;
+}
+
+static inline struct i2c_adapter *dib8000_get_i2c_master(struct dvb_frontend *fe, enum dibx000_i2c_interface i, int x)
+{
+        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+        return NULL;
+}
+
+int dib8000_i2c_enumeration(struct i2c_adapter *host, int no_of_demods, u8 default_addr, u8 first_addr)
+{
+        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+        return -ENODEV;
+}
+
+int dib8000_set_gpio(struct dvb_frontend *fe, u8 num, u8 dir, u8 val)
+{
+        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+        return -ENODEV;
+}
+
+int dib8000_set_wbd_ref(struct dvb_frontend *fe, u16 value)
+{
+        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+        return -ENODEV;
+}
+#endif
+
+#endif