[media] cx23885: add support for ViewCast 260e and 460e

Add support for these two new cards.

Based upon Devin's initial patch made for an older kernel which I
cleaned up and rebased. Thanks to Kernel Labs for that work.

Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/pci/cx23885/Kconfig b/drivers/media/pci/cx23885/Kconfig
index 2e1b88c..3435bba 100644 (file)
--- a/drivers/media/pci/cx23885/Kconfig
+++ b/drivers/media/pci/cx23885/Kconfig
@@ -10,6 +10,7 @@ config VIDEO_CX23885
        select VIDEOBUF2_DMA_SG
        select VIDEO_CX25840
        select VIDEO_CX2341X
+       select VIDEO_CS3308
        select DVB_DIB7000P if MEDIA_SUBDRV_AUTOSELECT
        select DVB_DRXK if MEDIA_SUBDRV_AUTOSELECT
        select DVB_S5H1409 if MEDIA_SUBDRV_AUTOSELECT

diff --git a/drivers/media/pci/cx23885/cx23885-cards.c b/drivers/media/pci/cx23885/cx23885-cards.c
index 99ac201..310ee76 100644 (file)
--- a/drivers/media/pci/cx23885/cx23885-cards.c
+++ b/drivers/media/pci/cx23885/cx23885-cards.c
@@ -715,6 +715,56 @@ struct cx23885_board cx23885_boards[] = {
                .portb          = CX23885_MPEG_DVB,
                .portc          = CX23885_MPEG_DVB,
        },
+       [CX23885_BOARD_VIEWCAST_260E] = {
+               .name           = "ViewCast 260e",
+               .porta          = CX23885_ANALOG_VIDEO,
+               .force_bff      = 1,
+               .input          = {{
+                       .type   = CX23885_VMUX_COMPOSITE1,
+                       .vmux   = CX25840_VIN6_CH1,
+                       .amux   = CX25840_AUDIO7,
+               }, {
+                       .type   = CX23885_VMUX_SVIDEO,
+                       .vmux   = CX25840_VIN7_CH3 |
+                                       CX25840_VIN5_CH1 |
+                                       CX25840_SVIDEO_ON,
+                       .amux   = CX25840_AUDIO7,
+               }, {
+                       .type   = CX23885_VMUX_COMPONENT,
+                       .vmux   = CX25840_VIN7_CH3 |
+                                       CX25840_VIN6_CH2 |
+                                       CX25840_VIN5_CH1 |
+                                       CX25840_COMPONENT_ON,
+                       .amux   = CX25840_AUDIO7,
+               } },
+       },
+       [CX23885_BOARD_VIEWCAST_460E] = {
+               .name           = "ViewCast 460e",
+               .porta          = CX23885_ANALOG_VIDEO,
+               .force_bff      = 1,
+               .input          = {{
+                       .type   = CX23885_VMUX_COMPOSITE1,
+                       .vmux   = CX25840_VIN4_CH1,
+                       .amux   = CX25840_AUDIO7,
+               }, {
+                       .type   = CX23885_VMUX_SVIDEO,
+                       .vmux   = CX25840_VIN7_CH3 |
+                                       CX25840_VIN6_CH1 |
+                                       CX25840_SVIDEO_ON,
+                       .amux   = CX25840_AUDIO7,
+               }, {
+                       .type   = CX23885_VMUX_COMPONENT,
+                       .vmux   = CX25840_VIN7_CH3 |
+                                       CX25840_VIN6_CH1 |
+                                       CX25840_VIN5_CH2 |
+                                       CX25840_COMPONENT_ON,
+                       .amux   = CX25840_AUDIO7,
+               }, {
+                       .type   = CX23885_VMUX_COMPOSITE2,
+                       .vmux   = CX25840_VIN6_CH1,
+                       .amux   = CX25840_AUDIO7,
+               } },
+       },
 };
 const unsigned int cx23885_bcount = ARRAY_SIZE(cx23885_boards);
 
@@ -1002,6 +1052,14 @@ struct cx23885_subid cx23885_subids[] = {
                .subvendor = 0x0070,
                .subdevice = 0xf038,
                .card      = CX23885_BOARD_HAUPPAUGE_HVR5525,
+       }, {
+               .subvendor = 0x1576,
+               .subdevice = 0x0260,
+               .card      = CX23885_BOARD_VIEWCAST_260E,
+       }, {
+               .subvendor = 0x1576,
+               .subdevice = 0x0460,
+               .card      = CX23885_BOARD_VIEWCAST_460E,
        },
 };
 const unsigned int cx23885_idcount = ARRAY_SIZE(cx23885_subids);
@@ -1034,6 +1092,28 @@ void cx23885_card_list(struct cx23885_dev *dev)
                       dev->name, i, cx23885_boards[i].name);
 }
 
+static void viewcast_eeprom(struct cx23885_dev *dev, u8 *eeprom_data)
+{
+       u32 sn;
+
+       /* The serial number record begins with tag 0x59 */
+       if (*(eeprom_data + 0x00) != 0x59) {
+               pr_info("%s() eeprom records are undefined, no serial number\n",
+                       __func__);
+               return;
+       }
+
+       sn =    (*(eeprom_data + 0x06) << 24) |
+               (*(eeprom_data + 0x05) << 16) |
+               (*(eeprom_data + 0x04) << 8) |
+               (*(eeprom_data + 0x03));
+
+       pr_info("%s: card '%s' sn# MM%d\n",
+               dev->name,
+               cx23885_boards[dev->board].name,
+               sn);
+}
+
 static void hauppauge_eeprom(struct cx23885_dev *dev, u8 *eeprom_data)
 {
        struct tveeprom tv;
@@ -1671,6 +1751,12 @@ void cx23885_gpio_setup(struct cx23885_dev *dev)
                cx23885_gpio_set(dev, GPIO_8 | GPIO_9);
                msleep(100);
                break;
+       case CX23885_BOARD_VIEWCAST_260E:
+       case CX23885_BOARD_VIEWCAST_460E:
+               /* For documentation purposes, it's worth noting that this
+                * card does not have any GPIO's connected to subcomponents.
+                */
+               break;
        }
 }
 
@@ -1917,6 +2003,14 @@ void cx23885_card_setup(struct cx23885_dev *dev)
                if (dev->i2c_bus[0].i2c_rc == 0)
                        hauppauge_eeprom(dev, eeprom+0xc0);
                break;
+       case CX23885_BOARD_VIEWCAST_260E:
+       case CX23885_BOARD_VIEWCAST_460E:
+               dev->i2c_bus[1].i2c_client.addr = 0xa0 >> 1;
+               tveeprom_read(&dev->i2c_bus[1].i2c_client,
+                             eeprom, sizeof(eeprom));
+               if (dev->i2c_bus[0].i2c_rc == 0)
+                       viewcast_eeprom(dev, eeprom);
+               break;
        }
 
        switch (dev->board) {
@@ -2120,6 +2214,8 @@ void cx23885_card_setup(struct cx23885_dev *dev)
        case CX23885_BOARD_DVBSKY_S950:
        case CX23885_BOARD_DVBSKY_S952:
        case CX23885_BOARD_DVBSKY_T982:
+       case CX23885_BOARD_VIEWCAST_260E:
+       case CX23885_BOARD_VIEWCAST_460E:
                dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
                                &dev->i2c_bus[2].i2c_adap,
                                "cx25840", 0x88 >> 1, NULL);
@@ -2130,6 +2226,24 @@ void cx23885_card_setup(struct cx23885_dev *dev)
                break;
        }
 
+       switch (dev->board) {
+       case CX23885_BOARD_VIEWCAST_260E:
+               v4l2_i2c_new_subdev(&dev->v4l2_dev,
+                               &dev->i2c_bus[0].i2c_adap,
+                               "cs3308", 0x82 >> 1, NULL);
+               break;
+       case CX23885_BOARD_VIEWCAST_460E:
+               /* This cs3308 controls the audio from the breakout cable */
+               v4l2_i2c_new_subdev(&dev->v4l2_dev,
+                               &dev->i2c_bus[0].i2c_adap,
+                               "cs3308", 0x80 >> 1, NULL);
+               /* This cs3308 controls the audio from the onboard header */
+               v4l2_i2c_new_subdev(&dev->v4l2_dev,
+                               &dev->i2c_bus[0].i2c_adap,
+                               "cs3308", 0x82 >> 1, NULL);
+               break;
+       }
+
        /* AUX-PLL 27MHz CLK */
        switch (dev->board) {
        case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:

diff --git a/drivers/media/pci/cx23885/cx23885-core.c b/drivers/media/pci/cx23885/cx23885-core.c
index e8f8472..722781b 100644 (file)
--- a/drivers/media/pci/cx23885/cx23885-core.c
+++ b/drivers/media/pci/cx23885/cx23885-core.c
@@ -968,6 +968,16 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)
        call_all(dev, core, s_power, 0);
        cx23885_ir_init(dev);
 
+       if (dev->board == CX23885_BOARD_VIEWCAST_460E) {
+               /*
+                * GPIOs 9/8 are input detection bits for the breakout video
+                * (gpio 8) and audio (gpio 9) cables. When they're attached,
+                * this gpios are pulled high. Make sure these GPIOs are marked
+                * as inputs.
+                */
+               cx23885_gpio_enable(dev, 0x300, 0);
+       }
+
        if (cx23885_boards[dev->board].porta == CX23885_ANALOG_VIDEO) {
                if (cx23885_video_register(dev) < 0) {
                        printk(KERN_ERR "%s() Failed to register analog "

diff --git a/drivers/media/pci/cx23885/cx23885-i2c.c b/drivers/media/pci/cx23885/cx23885-i2c.c
index 1135ea3..ae061b3 100644 (file)
--- a/drivers/media/pci/cx23885/cx23885-i2c.c
+++ b/drivers/media/pci/cx23885/cx23885-i2c.c
@@ -279,6 +279,8 @@ static char *i2c_devs[128] = {
        [0x10 >> 1] = "tda10048",
        [0x12 >> 1] = "dib7000pc",
        [0x1c >> 1] = "lgdt3303",
+       [0x80 >> 1] = "cs3308",
+       [0x82 >> 1] = "cs3308",
        [0x86 >> 1] = "tda9887",
        [0x32 >> 1] = "cx24227",
        [0x88 >> 1] = "cx25837",

diff --git a/drivers/media/pci/cx23885/cx23885-video.c b/drivers/media/pci/cx23885/cx23885-video.c
index ad4d7e6..064e5fb 100644 (file)
--- a/drivers/media/pci/cx23885/cx23885-video.c
+++ b/drivers/media/pci/cx23885/cx23885-video.c
@@ -263,7 +263,9 @@ static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input)
                (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) ||
                (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) ||
                (dev->board == CX23885_BOARD_MYGICA_X8507) ||
-               (dev->board == CX23885_BOARD_AVERMEDIA_HC81R)) {
+               (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) ||
+               (dev->board == CX23885_BOARD_VIEWCAST_260E) ||
+               (dev->board == CX23885_BOARD_VIEWCAST_460E)) {
                /* Configure audio routing */
                v4l2_subdev_call(dev->sd_cx25840, audio, s_routing,
                        INPUT(input)->amux, 0, 0);

diff --git a/drivers/media/pci/cx23885/cx23885.h b/drivers/media/pci/cx23885/cx23885.h
index 9a8938b..b1a5409 100644 (file)
--- a/drivers/media/pci/cx23885/cx23885.h
+++ b/drivers/media/pci/cx23885/cx23885.h
@@ -101,6 +101,8 @@
 #define CX23885_BOARD_DVBSKY_T982              51
 #define CX23885_BOARD_HAUPPAUGE_HVR5525        52
 #define CX23885_BOARD_HAUPPAUGE_STARBURST      53
+#define CX23885_BOARD_VIEWCAST_260E            54
+#define CX23885_BOARD_VIEWCAST_460E            55
 
 #define GPIO_0 0x00000001
 #define GPIO_1 0x00000002