The patch number 11848 was added via Mauro Carvalho Chehab <mche...@redhat.com>
to http://linuxtv.org/hg/v4l-dvb master development tree.
Kernel patches in this development tree may be modified to be backward
compatible with older kernels. Compatibility modifications will be
removed before inclusion into the mainstream Kernel
If anyone has any objections, please let us know by sending a message to:
Linux Media Mailing List <linux-me...@vger.kernel.org>
------
From: Jean Delvare <kh...@linux-fr.org>
saa7134: Simplify handling of IR on AVerMedia Cardbus E506R
Now that we instantiate I2C IR devices explicitly, we can skip probing
altogether on boards where the I2C IR device address is known. The
AVerMedia Cardbus E506R is one of these boards.
Signed-off-by: Jean Delvare <kh...@linux-fr.org>
Tested-by: Oldrich Jedlicka <oldium....@seznam.cz>
Signed-off-by: Mauro Carvalho Chehab <mche...@redhat.com>
---
linux/drivers/media/video/saa7134/saa7134-input.c | 33 ++------------
1 file changed, 5 insertions(+), 28 deletions(-)
diff -r 69f011b8c94a -r c9e71ca21932
linux/drivers/media/video/saa7134/saa7134-input.c
--- a/linux/drivers/media/video/saa7134/saa7134-input.c Wed May 13 19:51:46
2009 +0000
+++ b/linux/drivers/media/video/saa7134/saa7134-input.c Wed May 13 19:52:44
2009 +0000
@@ -702,20 +702,6 @@ void saa7134_probe_i2c_ir(struct saa7134
.buf = NULL,
};
- unsigned char subaddr, data;
- struct i2c_msg msg_avermedia[] = { {
- .addr = 0x40,
- .flags = 0,
- .len = 1,
- .buf = &subaddr,
- }, {
- .addr = 0x40,
- .flags = I2C_M_RD,
- .len = 1,
- .buf = &data,
- } };
-
- struct i2c_client *client;
int rc;
if (disable_ir) {
@@ -779,6 +765,10 @@ void saa7134_probe_i2c_ir(struct saa7134
init_data.get_key = get_key_beholdm6xx;
init_data.ir_codes = ir_codes_behold;
break;
+ case SAA7134_BOARD_AVERMEDIA_CARDBUS_501:
+ case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
+ info.addr = 0x40;
+ break;
}
if (init_data.name)
@@ -790,20 +780,7 @@ void saa7134_probe_i2c_ir(struct saa7134
}
/* Address not known, fallback to probing */
- client = i2c_new_probed_device(&dev->i2c_adap, &info, addr_list);
- if (client)
- return;
-
- /* Special case for AVerMedia Cardbus remote */
- subaddr = 0x0d;
- rc = i2c_transfer(&dev->i2c_adap, msg_avermedia, 2);
- dprintk(KERN_DEBUG "probe 0x%02x/0x%02x @ %s: %s\n",
- msg_avermedia[0].addr, subaddr, dev->i2c_adap.name,
- (2 == rc) ? "yes" : "no");
- if (2 == rc) {
- info.addr = msg_avermedia[0].addr;
- i2c_new_device(&dev->i2c_adap, &info);
- }
+ i2c_new_probed_device(&dev->i2c_adap, &info, addr_list);
}
static int saa7134_rc5_irq(struct saa7134_dev *dev)
---
Patch is available at:
http://linuxtv.org/hg/v4l-dvb/rev/c9e71ca219326a34f6116fccbf05da6eac485007
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