[media] af9035: dual mode support

Adds initial support for af9035 dual mode designs.

Signed-off-by: Jose Alberto Reguero <jareguero@telefonica.net>
[crope@iki.fi: fix merge conflict]
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/dvb-frontends/af9033.c b/drivers/media/dvb-frontends/af9033.c
index 27638a9..745d2fa 100644 (file)
--- a/drivers/media/dvb-frontends/af9033.c
+++ b/drivers/media/dvb-frontends/af9033.c
@@ -335,6 +335,18 @@ static int af9033_init(struct dvb_frontend *fe)
                        goto err;
        }
 
+       if (state->cfg.ts_mode == AF9033_TS_MODE_SERIAL) {
+               ret = af9033_wr_reg_mask(state, 0x00d91c, 0x01, 0x01);
+               if (ret < 0)
+                       goto err;
+               ret = af9033_wr_reg_mask(state, 0x00d917, 0x00, 0x01);
+               if (ret < 0)
+                       goto err;
+               ret = af9033_wr_reg_mask(state, 0x00d916, 0x00, 0x01);
+               if (ret < 0)
+                       goto err;
+       }
+
        state->bandwidth_hz = 0; /* force to program all parameters */
 
        return 0;

diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c
index c1ec18c..15625eb 100644 (file)
--- a/drivers/media/usb/dvb-usb-v2/af9035.c
+++ b/drivers/media/usb/dvb-usb-v2/af9035.c
@@ -209,10 +209,14 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
                if (msg[0].len > 40 || msg[1].len > 40) {
                        /* TODO: correct limits > 40 */
                        ret = -EOPNOTSUPP;
-               } else if (msg[0].addr == state->af9033_config[0].i2c_addr) {
+               } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) ||
+                          (msg[0].addr == state->af9033_config[1].i2c_addr)) {
                        /* integrated demod */
                        u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
                                        msg[0].buf[2];
+                       if (state->af9033_config[1].i2c_addr &&
+                          (msg[0].addr == state->af9033_config[1].i2c_addr))
+                               reg |= 0x100000;
                        ret = af9035_rd_regs(d, reg, &msg[1].buf[0],
                                        msg[1].len);
                } else {
@@ -220,8 +224,9 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
                        u8 buf[5 + msg[0].len];
                        struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf),
                                        buf, msg[1].len, msg[1].buf };
+                       req.mbox |= ((msg[0].addr & 0x80)  >>  3);
                        buf[0] = msg[1].len;
-                       buf[1] = msg[0].addr << 1;
+                       buf[1] = (u8)(msg[0].addr << 1);
                        buf[2] = 0x00; /* reg addr len */
                        buf[3] = 0x00; /* reg addr MSB */
                        buf[4] = 0x00; /* reg addr LSB */
@@ -232,10 +237,14 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
                if (msg[0].len > 40) {
                        /* TODO: correct limits > 40 */
                        ret = -EOPNOTSUPP;
-               } else if (msg[0].addr == state->af9033_config[0].i2c_addr) {
+               } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) ||
+                          (msg[0].addr == state->af9033_config[1].i2c_addr)) {
                        /* integrated demod */
                        u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
                                        msg[0].buf[2];
+                       if (state->af9033_config[1].i2c_addr &&
+                          (msg[0].addr == state->af9033_config[1].i2c_addr))
+                               reg |= 0x100000;
                        ret = af9035_wr_regs(d, reg, &msg[0].buf[3],
                                        msg[0].len - 3);
                } else {
@@ -243,8 +252,9 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
                        u8 buf[5 + msg[0].len];
                        struct usb_req req = { CMD_I2C_WR, 0, sizeof(buf), buf,
                                        0, NULL };
+                       req.mbox |= ((msg[0].addr & 0x80)  >>  3);
                        buf[0] = msg[0].len;
-                       buf[1] = msg[0].addr << 1;
+                       buf[1] = (u8)(msg[0].addr << 1);
                        buf[2] = 0x00; /* reg addr len */
                        buf[3] = 0x00; /* reg addr MSB */
                        buf[4] = 0x00; /* reg addr LSB */
@@ -283,9 +293,30 @@ static int af9035_identify_state(struct dvb_usb_device *d, const char **name)
        int ret;
        u8 wbuf[1] = { 1 };
        u8 rbuf[4];
+       u8 tmp;
        struct usb_req req = { CMD_FW_QUERYINFO, 0, sizeof(wbuf), wbuf,
                        sizeof(rbuf), rbuf };
 
+       /* check if there is dual tuners */
+       ret = af9035_rd_reg(d, EEPROM_DUAL_MODE, &tmp);
+       if (ret < 0)
+               goto err;
+
+       if (tmp) {
+               /* read 2nd demodulator I2C address */
+               ret = af9035_rd_reg(d, EEPROM_2WIREADDR, &tmp);
+               if (ret < 0)
+                       goto err;
+
+               ret = af9035_wr_reg(d, 0x00417f, tmp);
+               if (ret < 0)
+                       goto err;
+
+               ret = af9035_wr_reg(d, 0x00d81a, 1);
+               if (ret < 0)
+                       goto err;
+       }
+
        ret = af9035_ctrl_msg(d, &req);
        if (ret < 0)
                goto err;
@@ -498,6 +529,15 @@ static int af9035_read_config(struct dvb_usb_device *d)
        dev_dbg(&d->udev->dev, "%s: dual mode=%d\n",
                        __func__, state->dual_mode);
 
+       if (state->dual_mode) {
+               /* read 2nd demodulator I2C address */
+               ret = af9035_rd_reg(d, EEPROM_2WIREADDR, &tmp);
+               if (ret < 0)
+                       goto err;
+               state->af9033_config[1].i2c_addr = tmp;
+               pr_debug("%s: 2nd demod I2C addr:%02x\n", __func__, tmp);
+       }
+
        for (i = 0; i < state->dual_mode + 1; i++) {
                /* tuner */
                ret = af9035_rd_reg(d, EEPROM_1_TUNER_ID + eeprom_shift, &tmp);
@@ -731,6 +771,12 @@ static int af9035_frontend_callback(void *adapter_priv, int component,
        return 0;
 }
 
+static int af9035_get_adapter_count(struct dvb_usb_device *d)
+{
+       struct state *state = d_to_priv(d);
+       return state->dual_mode + 1;
+}
+
 static int af9035_frontend_attach(struct dvb_usb_adapter *adap)
 {
        struct state *state = adap_to_priv(adap);
@@ -786,13 +832,22 @@ static const struct fc0011_config af9035_fc0011_config = {
        .i2c_address = 0x60,
 };
 
-static struct mxl5007t_config af9035_mxl5007t_config = {
-       .xtal_freq_hz = MxL_XTAL_24_MHZ,
-       .if_freq_hz = MxL_IF_4_57_MHZ,
-       .invert_if = 0,
-       .loop_thru_enable = 0,
-       .clk_out_enable = 0,
-       .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
+static struct mxl5007t_config af9035_mxl5007t_config[] = {
+       {
+               .xtal_freq_hz = MxL_XTAL_24_MHZ,
+               .if_freq_hz = MxL_IF_4_57_MHZ,
+               .invert_if = 0,
+               .loop_thru_enable = 0,
+               .clk_out_enable = 0,
+               .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
+       }, {
+               .xtal_freq_hz = MxL_XTAL_24_MHZ,
+               .if_freq_hz = MxL_IF_4_57_MHZ,
+               .invert_if = 0,
+               .loop_thru_enable = 1,
+               .clk_out_enable = 1,
+               .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
+       }
 };
 
 static struct tda18218_config af9035_tda18218_config = {
@@ -843,46 +898,52 @@ static int af9035_tuner_attach(struct dvb_usb_adapter *adap)
                                &d->i2c_adap, &af9035_fc0011_config);
                break;
        case AF9033_TUNER_MXL5007T:
-               ret = af9035_wr_reg(d, 0x00d8e0, 1);
-               if (ret < 0)
-                       goto err;
-               ret = af9035_wr_reg(d, 0x00d8e1, 1);
-               if (ret < 0)
-                       goto err;
-               ret = af9035_wr_reg(d, 0x00d8df, 0);
-               if (ret < 0)
-                       goto err;
+               state->tuner_address[adap->id] = 0x60;
+               /* hack, use b[7] to carry used I2C-bus */
+               state->tuner_address[adap->id] |= (adap->id << 7);
+               if (adap->id == 0) {
+                       ret = af9035_wr_reg(d, 0x00d8e0, 1);
+                       if (ret < 0)
+                               goto err;
+                       ret = af9035_wr_reg(d, 0x00d8e1, 1);
+                       if (ret < 0)
+                               goto err;
+                       ret = af9035_wr_reg(d, 0x00d8df, 0);
+                       if (ret < 0)
+                               goto err;
 
-               msleep(30);
+                       msleep(30);
 
-               ret = af9035_wr_reg(d, 0x00d8df, 1);
-               if (ret < 0)
-                       goto err;
+                       ret = af9035_wr_reg(d, 0x00d8df, 1);
+                       if (ret < 0)
+                               goto err;
 
-               msleep(300);
+                       msleep(300);
 
-               ret = af9035_wr_reg(d, 0x00d8c0, 1);
-               if (ret < 0)
-                       goto err;
-               ret = af9035_wr_reg(d, 0x00d8c1, 1);
-               if (ret < 0)
-                       goto err;
-               ret = af9035_wr_reg(d, 0x00d8bf, 0);
-               if (ret < 0)
-                       goto err;
-               ret = af9035_wr_reg(d, 0x00d8b4, 1);
-               if (ret < 0)
-                       goto err;
-               ret = af9035_wr_reg(d, 0x00d8b5, 1);
-               if (ret < 0)
-                       goto err;
-               ret = af9035_wr_reg(d, 0x00d8b3, 1);
-               if (ret < 0)
-                       goto err;
+                       ret = af9035_wr_reg(d, 0x00d8c0, 1);
+                       if (ret < 0)
+                               goto err;
+                       ret = af9035_wr_reg(d, 0x00d8c1, 1);
+                       if (ret < 0)
+                               goto err;
+                       ret = af9035_wr_reg(d, 0x00d8bf, 0);
+                       if (ret < 0)
+                               goto err;
+                       ret = af9035_wr_reg(d, 0x00d8b4, 1);
+                       if (ret < 0)
+                               goto err;
+                       ret = af9035_wr_reg(d, 0x00d8b5, 1);
+                       if (ret < 0)
+                               goto err;
+                       ret = af9035_wr_reg(d, 0x00d8b3, 1);
+                       if (ret < 0)
+                               goto err;
+               }
 
                /* attach tuner */
                fe = dvb_attach(mxl5007t_attach, adap->fe[0],
-                               &d->i2c_adap, 0x60, &af9035_mxl5007t_config);
+                               &d->i2c_adap, state->tuner_address[adap->id],
+                               &af9035_mxl5007t_config[adap->id]);
                break;
        case AF9033_TUNER_TDA18218:
                /* attach tuner */
@@ -971,8 +1032,8 @@ static int af9035_init(struct dvb_usb_device *d)
                { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
                { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
                { 0x00dd0d, packet_size, 0xff },
-               { 0x80f9a3, 0x00, 0x01 },
-               { 0x80f9cd, 0x00, 0x01 },
+               { 0x80f9a3, state->dual_mode, 0x01 },
+               { 0x80f9cd, state->dual_mode, 0x01 },
                { 0x80f99d, 0x00, 0x01 },
                { 0x80f9a4, 0x00, 0x01 },
        };
@@ -1094,7 +1155,7 @@ static const struct dvb_usb_device_properties af9035_props = {
        .init = af9035_init,
        .get_rc_config = af9035_get_rc_config,
 
-       .num_adapters = 1,
+       .get_adapter_count = af9035_get_adapter_count,
        .adapter = {
                {
                        .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),

diff --git a/drivers/media/usb/dvb-usb-v2/af9035.h b/drivers/media/usb/dvb-usb-v2/af9035.h
index f509d35..e26e04d 100644 (file)
--- a/drivers/media/usb/dvb-usb-v2/af9035.h
+++ b/drivers/media/usb/dvb-usb-v2/af9035.h
@@ -56,6 +56,8 @@ struct state {
        bool dual_mode;
 
        struct af9033_config af9033_config[2];
+
+       u8 tuner_address[2];
 };
 
 u32 clock_lut[] = {
@@ -92,6 +94,7 @@ u32 clock_lut_it9135[] = {
 /* EEPROM locations */
 #define EEPROM_IR_MODE            0x430d
 #define EEPROM_DUAL_MODE          0x4326
+#define EEPROM_2WIREADDR          0x4327
 #define EEPROM_IR_TYPE            0x4329
 #define EEPROM_1_IFFREQ_L         0x432d
 #define EEPROM_1_IFFREQ_H         0x432e