[media] Add initial support for Terratec H5

Not working yet. There are some fixes at the DRX-K that are needed
for it to work.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/em28xx/Kconfig b/drivers/media/video/em28xx/Kconfig
index 49878fd..281ee42 100644 (file)
--- a/drivers/media/video/em28xx/Kconfig
+++ b/drivers/media/video/em28xx/Kconfig
@@ -39,6 +39,8 @@ config VIDEO_EM28XX_DVB
        select DVB_S921 if !DVB_FE_CUSTOMISE
        select DVB_DRXD if !DVB_FE_CUSTOMISE
        select DVB_CXD2820R if !DVB_FE_CUSTOMISE
+       select DVB_DRXK if !DVB_FE_CUSTOMISE
+       select DVB_TDA18271C2DD if !DVB_FE_CUSTOMISE
        select VIDEOBUF_DVB
        ---help---
          This adds support for DVB cards based on the

diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index c892a1e..cc0b9a3 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -300,6 +300,23 @@ static struct em28xx_reg_seq pctv_290e[] = {
        {-1,                    -1,     -1,             -1},
 };
 
+#if 0
+static struct em28xx_reg_seq terratec_h5_gpio[] = {
+       {EM28XX_R08_GPIO,       0xff,   0xff,   10},
+       {EM2874_R80_GPIO,       0xf6,   0xff,   100},
+       {EM2874_R80_GPIO,       0xf2,   0xff,   50},
+       {EM2874_R80_GPIO,       0xf6,   0xff,   50},
+       { -1,                   -1,     -1,     -1},
+};
+
+static struct em28xx_reg_seq terratec_h5_digital[] = {
+       {EM2874_R80_GPIO,       0xf6,   0xff,   10},
+       {EM2874_R80_GPIO,       0xe6,   0xff,   100},
+       {EM2874_R80_GPIO,       0xa6,   0xff,   10},
+       { -1,                   -1,     -1,     -1},
+};
+#endif
+
 /*
  *  Board definitions
  */
@@ -843,6 +860,19 @@ struct em28xx_board em28xx_boards[] = {
                        .gpio     = terratec_cinergy_USB_XS_FR_analog,
                } },
        },
+       [EM2884_BOARD_TERRATEC_H5] = {
+               .name         = "Terratec Cinergy H5",
+               .has_dvb      = 1,
+#if 0
+               .tuner_type   = TUNER_PHILIPS_TDA8290,
+               .tuner_addr   = 0x41,
+               .dvb_gpio     = terratec_h5_digital, /* FIXME: probably wrong */
+               .tuner_gpio   = terratec_h5_gpio,
+#endif
+               .i2c_speed    = EM2874_I2C_SECONDARY_BUS_SELECT |
+                               EM28XX_I2C_CLK_WAIT_ENABLE |
+                               EM28XX_I2C_FREQ_400_KHZ,
+       },
        [EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900] = {
                .name         = "Hauppauge WinTV HVR 900",
                .tda9887_conf = TDA9887_PRESENT,
@@ -1855,6 +1885,8 @@ struct usb_device_id em28xx_id_table[] = {
                        .driver_info = EM2882_BOARD_TERRATEC_HYBRID_XS },
        { USB_DEVICE(0x0ccd, 0x0043),
                        .driver_info = EM2870_BOARD_TERRATEC_XS },
+       { USB_DEVICE(0x0ccd, 0x10a2),
+                       .driver_info = EM2884_BOARD_TERRATEC_H5 },
        { USB_DEVICE(0x0ccd, 0x0047),
                        .driver_info = EM2880_BOARD_TERRATEC_PRODIGY_XS },
        { USB_DEVICE(0x0ccd, 0x0084),
@@ -2840,6 +2872,11 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
                        em28xx_info("chip ID is em2882/em2883\n");
                        dev->wait_after_write = 0;
                        break;
+               case CHIP_ID_EM2884:
+                       em28xx_info("chip ID is em2884\n");
+                       dev->reg_gpio_num = EM2874_R80_GPIO;
+                       dev->wait_after_write = 0;
+                       break;
                default:
                        em28xx_info("em28xx chip ID = %d\n", dev->chip_id);
                }

diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 16c9b73..01b8910 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -211,6 +211,7 @@ int em28xx_write_reg(struct em28xx *dev, u16 reg, u8 val)
 {
        return em28xx_write_regs(dev, reg, &val, 1);
 }
+EXPORT_SYMBOL_GPL(em28xx_write_reg);
 
 /*
  * em28xx_write_reg_bits()
@@ -618,7 +619,9 @@ int em28xx_capture_start(struct em28xx *dev, int start)
 {
        int rc;
 
-       if (dev->chip_id == CHIP_ID_EM2874 || dev->chip_id == CHIP_ID_EM28174) {
+       if (dev->chip_id == CHIP_ID_EM2874 ||
+           dev->chip_id == CHIP_ID_EM2884 ||
+           dev->chip_id == CHIP_ID_EM28174) {
                /* The Transport Stream Enable Register moved in em2874 */
                if (!start) {
                        rc = em28xx_write_reg_bits(dev, EM2874_R5F_TS_ENABLE,
@@ -887,6 +890,7 @@ int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio)
        }
        return rc;
 }
+EXPORT_SYMBOL_GPL(em28xx_gpio_set);
 
 int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode)
 {
@@ -1111,7 +1115,7 @@ int em28xx_isoc_dvb_max_packetsize(struct em28xx *dev)
        unsigned int chip_cfg2;
        unsigned int packet_size = 564;
 
-       if (dev->chip_id == CHIP_ID_EM2874) {
+       if (dev->chip_id == CHIP_ID_EM2874 || dev->chip_id == CHIP_ID_EM2884) {
                /* FIXME - for now assume 564 like it was before, but the
                   em2874 code should be added to return the proper value... */
                packet_size = 564;

diff --git a/drivers/media/video/em28xx/em28xx-dvb.c b/drivers/media/video/em28xx/em28xx-dvb.c
index 012ab8e..b8686c1 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-dvb.c
+++ b/drivers/media/video/em28xx/em28xx-dvb.c
@@ -1,7 +1,7 @@
 /*
  DVB device driver for em28xx
 
- (c) 2008 Mauro Carvalho Chehab <mchehab@infradead.org>
+ (c) 2008-2011 Mauro Carvalho Chehab <mchehab@infradead.org>
 
  (c) 2008 Devin Heitmueller <devin.heitmueller@gmail.com>
        - Fixes for the driver to properly work with HVR-950
@@ -40,6 +40,8 @@
 #include "s921.h"
 #include "drxd.h"
 #include "cxd2820r.h"
+#include "tda18271c2dd.h"
+#include "drxk.h"
 
 MODULE_DESCRIPTION("driver for em28xx based DVB cards");
 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
@@ -73,6 +75,10 @@ struct em28xx_dvb {
        struct dmx_frontend        fe_hw;
        struct dmx_frontend        fe_mem;
        struct dvb_net             net;
+
+       /* Due to DRX-D - probably need changes */
+       int (*gate_ctrl)(struct dvb_frontend *, int);
+       struct semaphore      pll_mutex;
 };
 
 
@@ -295,6 +301,78 @@ static struct drxd_config em28xx_drxd = {
        .disable_i2c_gate_ctrl = 1,
 };
 
+#define TERRATEC_H5_DRXK_I2C_ADDR      0x29
+
+struct drxk_config terratec_h5_drxk = {
+       .adr = 0x29,
+};
+
+static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
+{
+       struct em28xx_dvb *dvb = fe->sec_priv;
+       int status;
+
+       if (!dvb)
+               return -EINVAL;
+
+       if (enable) {
+               down(&dvb->pll_mutex);
+               status = dvb->gate_ctrl(fe, 1);
+       } else {
+               status = dvb->gate_ctrl(fe, 0);
+               up(&dvb->pll_mutex);
+       }
+       return status;
+}
+
+static void terratec_h5_init(struct em28xx *dev)
+{
+       int i;
+       struct em28xx_reg_seq terratec_h5_init[] = {
+               {EM28XX_R08_GPIO,       0xff,   0xff,   10},
+               {EM2874_R80_GPIO,       0xf6,   0xff,   100},
+               {EM2874_R80_GPIO,       0xf2,   0xff,   50},
+               {EM2874_R80_GPIO,       0xf6,   0xff,   100},
+               { -1,                   -1,     -1,     -1},
+       };
+       struct em28xx_reg_seq terratec_h5_end[] = {
+               {EM2874_R80_GPIO,       0xe6,   0xff,   100},
+               {EM2874_R80_GPIO,       0xa6,   0xff,   50},
+               {EM2874_R80_GPIO,       0xe6,   0xff,   100},
+               { -1,                   -1,     -1,     -1},
+       };
+       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},
+               {{ 0x04, 0x00 }, 2},
+               {{ 0x00, 0x04 }, 2},
+               {{ 0x00, 0x04, 0x00, 0x0a }, 4},
+               {{ 0x04, 0x14 }, 2},
+               {{ 0x04, 0x14, 0x00, 0x00 }, 4},
+       };
+
+       em28xx_gpio_set(dev, terratec_h5_init);
+       em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
+       msleep(10);
+       em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
+       msleep(10);
+
+       dev->i2c_client.addr = 0x82 >> 1;
+
+       for (i = 0; i < ARRAY_SIZE(regs); i++)
+               i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
+       em28xx_gpio_set(dev, terratec_h5_end);
+};
+
 static int mt352_terratec_xs_init(struct dvb_frontend *fe)
 {
        /* Values extracted from a USB trace of the Terratec Windows driver */
@@ -688,6 +766,36 @@ static int dvb_init(struct em28xx *dev)
                                /* leave FE 0 still active */
                        }
                }
+               break;
+       case EM2884_BOARD_TERRATEC_H5:
+               terratec_h5_init(dev);
+
+               /* dvb->fe[1] will be DVB-C, and dvb->fe[0] will be DVB-T */
+               dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap, &dvb->fe[1]);
+               if (!dvb->fe[0] || !dvb->fe[1]) {
+                       result = -EINVAL;
+                       goto out_free;
+               }
+               /* FIXME: do we need a pll semaphore? */
+               dvb->fe[0]->sec_priv = dvb;
+               sema_init(&dvb->pll_mutex, 1);
+               dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
+               dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
+               dvb->fe[1]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
+               dvb->fe[1]->id = 1;
+
+               /* Attach tda18271 */
+               if (dvb->fe[0]->ops.i2c_gate_ctrl)
+                       dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
+               if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap, 0x60)) {
+                       result = -EINVAL;
+                       goto out_free;
+               }
+               if (dvb->fe[0]->ops.i2c_gate_ctrl)
+                       dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
+               if (dvb->fe[1]->ops.i2c_gate_ctrl)
+                       dvb->fe[1]->ops.i2c_gate_ctrl(dvb->fe[1], 1);
+
                break;
        default:
                em28xx_errdev("/2: The frontend of your DVB/ATSC card"

diff --git a/drivers/media/video/em28xx/em28xx-i2c.c b/drivers/media/video/em28xx/em28xx-i2c.c
index 4ece685..548d2df 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-i2c.c
+++ b/drivers/media/video/em28xx/em28xx-i2c.c
@@ -330,7 +330,9 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned char *eedata, int len)
        struct em28xx_eeprom *em_eeprom = (void *)eedata;
        int i, err, size = len, block;
 
-       if (dev->chip_id == CHIP_ID_EM2874 || dev->chip_id == CHIP_ID_EM28174) {
+       if (dev->chip_id == CHIP_ID_EM2874 ||
+           dev->chip_id == CHIP_ID_EM28174 ||
+           dev->chip_id == CHIP_ID_EM2884) {
                /* Empia switched to a 16-bit addressable eeprom in newer
                   devices.  While we could certainly write a routine to read
                   the eeprom, there is nothing of use in there that cannot be

diff --git a/drivers/media/video/em28xx/em28xx-reg.h b/drivers/media/video/em28xx/em28xx-reg.h
index e92a28e..66f7923 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-reg.h
+++ b/drivers/media/video/em28xx/em28xx-reg.h
@@ -201,6 +201,7 @@ enum em28xx_chip_id {
        CHIP_ID_EM2870 = 35,
        CHIP_ID_EM2883 = 36,
        CHIP_ID_EM2874 = 65,
+       CHIP_ID_EM2884 = 68,
        CHIP_ID_EM28174 = 113,
 };
 

diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index e03849f..d80658b 100644 (file)
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -117,9 +117,9 @@
 #define EM2800_BOARD_VC211A                      74
 #define EM2882_BOARD_DIKOM_DK300                 75
 #define EM2870_BOARD_KWORLD_A340                 76
-#define EM2874_BOARD_LEADERSHIP_ISDBT                    77
+#define EM2874_BOARD_LEADERSHIP_ISDBT            77
 #define EM28174_BOARD_PCTV_290E                   78
-
+#define EM2884_BOARD_TERRATEC_H5                 79
 
 /* Limits minimum and default number of buffers */
 #define EM28XX_MIN_BUF 4