]> Pileus Git - ~andy/linux/blobdiff - drivers/media/video/em28xx/em28xx-dvb.c
[media] em28xx: Make em28xx-input.c a separate module
[~andy/linux] / drivers / media / video / em28xx / em28xx-dvb.c
index fbd90104323dbac14bb7934fb73e45390be3814c..2d73ee2abf7e8ba25a6b47b5c1c30db03f2382a1 100644 (file)
@@ -183,7 +183,7 @@ static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
 {
        struct em28xx *dev = dvb->adapter.priv;
 
-       em28xx_capture_start(dev, 0);
+       em28xx_stop_urbs(dev);
 
        em28xx_set_mode(dev, EM28XX_SUSPEND);
 
@@ -325,6 +325,19 @@ struct drxk_config hauppauge_930c_drxk = {
        .chunk_size = 56,
 };
 
+struct drxk_config maxmedia_ub425_tc_drxk = {
+       .adr = 0x29,
+       .single_master = 1,
+       .no_i2c_bridge = 1,
+};
+
+struct drxk_config pctv_520e_drxk = {
+       .adr = 0x29,
+       .single_master = 1,
+       .microcode_name = "dvb-demod-drxk-pctv.fw",
+       .chunk_size = 58,
+};
+
 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
 {
        struct em28xx_dvb *dvb = fe->sec_priv;
@@ -458,6 +471,33 @@ static void terratec_h5_init(struct em28xx *dev)
        em28xx_gpio_set(dev, terratec_h5_end);
 };
 
+static void pctv_520e_init(struct em28xx *dev)
+{
+       /*
+        * Init TDA8295(?) analog demodulator. Looks like I2C traffic to
+        * digital demodulator and tuner are routed via TDA8295.
+        */
+       int i;
+       struct {
+               unsigned char r[4];
+               int len;
+       } regs[] = {
+               {{ 0x06, 0x02, 0x00, 0x31 }, 4},
+               {{ 0x01, 0x02 }, 2},
+               {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
+               {{ 0x01, 0x00 }, 2},
+               {{ 0x01, 0x00, 0xff, 0xaf }, 4},
+               {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
+               {{ 0x01, 0x00 }, 2},
+               {{ 0x01, 0x00, 0x73, 0xaf }, 4},
+       };
+
+       dev->i2c_client.addr = 0x82 >> 1; /* 0x41 */
+
+       for (i = 0; i < ARRAY_SIZE(regs); i++)
+               i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
+};
+
 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
 {
        /* Values extracted from a USB trace of the Terratec Windows driver */
@@ -936,6 +976,48 @@ static int em28xx_dvb_init(struct em28xx *dev)
                        dvb_attach(a8293_attach, dvb->fe[0], &dev->i2c_adap,
                                &em28xx_a8293_config);
                break;
+       case EM2874_BOARD_MAXMEDIA_UB425_TC:
+               /* attach demodulator */
+               dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk,
+                               &dev->i2c_adap);
+
+               if (dvb->fe[0]) {
+                       /* disable I2C-gate */
+                       dvb->fe[0]->ops.i2c_gate_ctrl = NULL;
+
+                       /* attach tuner */
+                       if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0],
+                                       &dev->i2c_adap, 0x60)) {
+                               dvb_frontend_detach(dvb->fe[0]);
+                               result = -EINVAL;
+                               goto out_free;
+                       }
+               }
+
+               /* TODO: we need drx-3913k firmware in order to support DVB-T */
+               em28xx_info("MaxMedia UB425-TC: only DVB-C supported by that " \
+                               "driver version\n");
+
+               break;
+       case EM2884_BOARD_PCTV_510E:
+       case EM2884_BOARD_PCTV_520E:
+               pctv_520e_init(dev);
+
+               /* attach demodulator */
+               dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk,
+                               &dev->i2c_adap);
+
+               if (dvb->fe[0]) {
+                       /* attach tuner */
+                       if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+                                       &dev->i2c_adap,
+                                       &em28xx_cxd2820r_tda18271_config)) {
+                               dvb_frontend_detach(dvb->fe[0]);
+                               result = -EINVAL;
+                               goto out_free;
+                       }
+               }
+               break;
        default:
                em28xx_errdev("/2: The frontend of your DVB/ATSC card"
                                " isn't supported yet\n");