V4L/DVB (9022): cx88: Enable TDA9887 on HVR1300 / 3000 / 4000

Patch provided by Darron Broad.

Signed-off-by: Steven Toth <stoth@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/drivers/media/video/cx88/cx88-i2c.c b/drivers/media/video/cx88/cx88-i2c.c
index d7406a994f09..8e74d64fdcd2 100644
--- a/drivers/media/video/cx88/cx88-i2c.c
+++ b/drivers/media/video/cx88/cx88-i2c.c
@@ -201,7 +201,23 @@ int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci)
 
         core->i2c_rc = i2c_bit_add_bus(&core->i2c_adap);
         if (0 == core->i2c_rc) {
+                static u8 tuner_data[] =
+                        { 0x0b, 0xdc, 0x86, 0x52 };
+                static struct i2c_msg tuner_msg =
+                        { .flags = 0, .addr = 0xc2 >> 1, .buf = tuner_data, .len = 4 };
+
                 dprintk(1, "i2c register ok\n");
+                switch( core->boardnr ) {
+                        case CX88_BOARD_HAUPPAUGE_HVR1300:
+                        case CX88_BOARD_HAUPPAUGE_HVR3000:
+                        case CX88_BOARD_HAUPPAUGE_HVR4000:
+                                printk("%s: i2c init: enabling analog demod on HVR1300/3000/4000 tuner\n",
+                                        core->name);
+                                i2c_transfer(core->i2c_client.adapter, &tuner_msg, 1);
+                                break;
+                        default:
+                                break;
+                }
                 if (i2c_scan)
                         do_i2c_scan(core->name,&core->i2c_client);
         } else