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authorLukas Karas <lukas.karas@centrum.cz>2009-11-24 12:06:52 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-12-16 00:18:25 -0200
commitd995a18733a683c1c086a4d48315976f8c25d89b (patch)
tree403341b8344062521067c435266b596a9853f69a
parent7eca61eb6a57a3aae10e77d9306cda0b8c23cdab (diff)
V4L/DVB (13591): add support for IR on FlyDVB Trio (saa7134)
saa7134: Add support for IR reciever on card LifeView FlyDVB Trio -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html [mchehab@redhat.com: CodingStyle fixes and ported upstream] Tested-by: Petr Fiala <petr.fiala@gmail.com> Signed-off-by: Lukas Karas <lukas.karas@centrum.cz> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/video/ir-kbd-i2c.c3
-rw-r--r--drivers/media/video/saa7134/saa7134-cards.c22
-rw-r--r--drivers/media/video/saa7134/saa7134-input.c62
3 files changed, 86 insertions, 1 deletions
diff --git a/drivers/media/video/ir-kbd-i2c.c b/drivers/media/video/ir-kbd-i2c.c
index 64360d26b32..2856e780772 100644
--- a/drivers/media/video/ir-kbd-i2c.c
+++ b/drivers/media/video/ir-kbd-i2c.c
@@ -353,6 +353,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
ir_type = IR_TYPE_RC5;
ir_codes = &ir_codes_fusionhdtv_mce_table;
break;
+ case 0x0b:
case 0x47:
case 0x71:
if (adap->id == I2C_HW_B_CX2388x ||
@@ -422,7 +423,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
/* Make sure we are all setup before going on */
if (!name || !ir->get_key || !ir_type || !ir_codes) {
- dprintk(1, DEVNAME ": Unsupported device at address 0x%02x\n",
+ dprintk(1, ": Unsupported device at address 0x%02x\n",
addr);
err = -ENODEV;
goto err_out_free;
diff --git a/drivers/media/video/saa7134/saa7134-cards.c b/drivers/media/video/saa7134/saa7134-cards.c
index 7e40d6d99dd..03f572708b8 100644
--- a/drivers/media/video/saa7134/saa7134-cards.c
+++ b/drivers/media/video/saa7134/saa7134-cards.c
@@ -7211,9 +7211,31 @@ int saa7134_board_init2(struct saa7134_dev *dev)
}
case SAA7134_BOARD_FLYDVB_TRIO:
{
+ u8 temp = 0;
+ int rc;
u8 data[] = { 0x3c, 0x33, 0x62};
struct i2c_msg msg = {.addr=0x09, .flags=0, .buf=data, .len = sizeof(data)};
i2c_transfer(&dev->i2c_adap, &msg, 1);
+
+ /*
+ * send weak up message to pic16C505 chip
+ * @ LifeView FlyDVB Trio
+ */
+ msg.buf = &temp;
+ msg.addr = 0x0b;
+ msg.len = 1;
+ if (1 != i2c_transfer(&dev->i2c_adap, &msg, 1)) {
+ printk(KERN_WARNING "%s: send wake up byte to pic16C505"
+ "(IR chip) failed\n", dev->name);
+ } else {
+ msg.flags = I2C_M_RD;
+ rc = i2c_transfer(&dev->i2c_adap, &msg, 1);
+ printk(KERN_INFO "%s: probe IR chip @ i2c 0x%02x: %s\n",
+ dev->name, msg.addr,
+ (1 == rc) ? "yes" : "no");
+ if (rc == 1)
+ dev->has_remote = SAA7134_REMOTE_I2C;
+ }
break;
}
case SAA7134_BOARD_ADS_DUO_CARDBUS_PTV331:
diff --git a/drivers/media/video/saa7134/saa7134-input.c b/drivers/media/video/saa7134/saa7134-input.c
index 744918b1cd4..411a8410620 100644
--- a/drivers/media/video/saa7134/saa7134-input.c
+++ b/drivers/media/video/saa7134/saa7134-input.c
@@ -127,6 +127,61 @@ static int build_key(struct saa7134_dev *dev)
/* --------------------- Chip specific I2C key builders ----------------- */
+static int get_key_flydvb_trio(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
+{
+ int gpio;
+ int attempt = 0;
+ unsigned char b;
+
+ /* We need this to access GPI Used by the saa_readl macro. */
+ struct saa7134_dev *dev = ir->c->adapter->algo_data;
+
+ if (dev == NULL) {
+ dprintk("get_key_flydvb_trio: "
+ "gir->c->adapter->algo_data is NULL!\n");
+ return -EIO;
+ }
+
+ /* rising SAA7134_GPIGPRESCAN reads the status */
+ saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
+ saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
+
+ gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
+
+ if (0x40000 & ~gpio)
+ return 0; /* No button press */
+
+ /* No button press - only before first key pressed */
+ if (b == 0xFF)
+ return 0;
+
+ /* poll IR chip */
+ /* weak up the IR chip */
+ b = 0;
+
+ while (1 != i2c_master_send(ir->c, &b, 1)) {
+ if ((attempt++) < 10) {
+ /*
+ * wait a bit for next attempt -
+ * I don't know how make it better
+ */
+ msleep(10);
+ continue;
+ }
+ i2cdprintk("send wake up byte to pic16C505 (IR chip)"
+ "failed %dx\n", attempt);
+ return -EIO;
+ }
+ if (1 != i2c_master_recv(ir->c, &b, 1)) {
+ i2cdprintk("read error\n");
+ return -EIO;
+ }
+
+ *ir_key = b;
+ *ir_raw = b;
+ return 1;
+}
+
static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, u32 *ir_key,
u32 *ir_raw)
{
@@ -622,6 +677,7 @@ int saa7134_input_init1(struct saa7134_dev *dev)
mask_keyup = 0x020000;
polling = 50; /* ms */
break;
+ break;
}
if (NULL == ir_codes) {
printk("%s: Oops: IR config error [card=%d]\n",
@@ -788,6 +844,12 @@ void saa7134_probe_i2c_ir(struct saa7134_dev *dev)
case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
info.addr = 0x40;
break;
+ case SAA7134_BOARD_FLYDVB_TRIO:
+ dev->init_data.name = "FlyDVB Trio";
+ dev->init_data.get_key = get_key_flydvb_trio;
+ dev->init_data.ir_codes = &ir_codes_flydvb_table;
+ info.addr = 0x0b;
+ break;
default:
dprintk("No I2C IR support for board %x\n", dev->board);
return;