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authorMauro Carvalho Chehab <mchehab@redhat.com>2010-10-18 16:32:50 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-10-21 11:46:42 -0200
commit56e92f60c3baa08a66a025ba4ed10c15c4a059cb (patch)
tree75f108fefe4b71736262f0ec62da71782f9b25ef
parent9efd85dfff92d9b52675045362677064321332bf (diff)
downloadop-kernel-dev-56e92f60c3baa08a66a025ba4ed10c15c4a059cb.zip
op-kernel-dev-56e92f60c3baa08a66a025ba4ed10c15c4a059cb.tar.gz
[media] mceusb: add support for cx231xx-based IR (e. g. Polaris)
For now, it adds support for Conexant EVK and for Pixelview. We should probably find a better way to specify all Conexant Polaris devices, to avoid needing to repeat this setup on both mceusb and cx231xx-cards. Reviewed-by: Jarod Wilson <jarod@redhat.com> Acked-by: Sri Devi <Srinivasa.Deevi@conexant.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/IR/mceusb.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/media/IR/mceusb.c b/drivers/media/IR/mceusb.c
index 6825da5..a726f63 100644
--- a/drivers/media/IR/mceusb.c
+++ b/drivers/media/IR/mceusb.c
@@ -104,6 +104,7 @@ static int debug;
#define VENDOR_NORTHSTAR 0x04eb
#define VENDOR_REALTEK 0x0bda
#define VENDOR_TIVO 0x105a
+#define VENDOR_CONEXANT 0x0572
static struct usb_device_id mceusb_dev_table[] = {
/* Original Microsoft MCE IR Transceiver (often HP-branded) */
@@ -198,6 +199,8 @@ static struct usb_device_id mceusb_dev_table[] = {
{ USB_DEVICE(VENDOR_NORTHSTAR, 0xe004) },
/* TiVo PC IR Receiver */
{ USB_DEVICE(VENDOR_TIVO, 0x2000) },
+ /* Conexant SDK */
+ { USB_DEVICE(VENDOR_CONEXANT, 0x58a1) },
/* Terminating entry */
{ }
};
@@ -229,6 +232,11 @@ static struct usb_device_id std_tx_mask_list[] = {
{}
};
+static struct usb_device_id cx_polaris_list[] = {
+ { USB_DEVICE(VENDOR_CONEXANT, 0x58a1) },
+ {}
+};
+
/* data structure for each usb transceiver */
struct mceusb_dev {
/* ir-core bits */
@@ -929,6 +937,7 @@ static int __devinit mceusb_dev_probe(struct usb_interface *intf,
bool is_gen3;
bool is_microsoft_gen1;
bool tx_mask_inverted;
+ bool is_polaris;
dev_dbg(&intf->dev, ": %s called\n", __func__);
@@ -937,6 +946,13 @@ static int __devinit mceusb_dev_probe(struct usb_interface *intf,
is_gen3 = usb_match_id(intf, gen3_list) ? 1 : 0;
is_microsoft_gen1 = usb_match_id(intf, microsoft_gen1_list) ? 1 : 0;
tx_mask_inverted = usb_match_id(intf, std_tx_mask_list) ? 0 : 1;
+ is_polaris = usb_match_id(intf, cx_polaris_list) ? 1 : 0;
+
+ if (is_polaris) {
+ /* Interface 0 is IR */
+ if (idesc->desc.bInterfaceNumber)
+ return -ENODEV;
+ }
/* step through the endpoints to find first bulk in and out endpoint */
for (i = 0; i < idesc->desc.bNumEndpoints; ++i) {
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