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path: root/drivers/media/i2c/ir-kbd-i2c.c
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Diffstat (limited to 'drivers/media/i2c/ir-kbd-i2c.c')
-rw-r--r--drivers/media/i2c/ir-kbd-i2c.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/i2c/ir-kbd-i2c.c b/drivers/media/i2c/ir-kbd-i2c.c
index 020ef0d7058e..193020d64e51 100644
--- a/drivers/media/i2c/ir-kbd-i2c.c
+++ b/drivers/media/i2c/ir-kbd-i2c.c
@@ -63,6 +63,9 @@
#define FLAG_TX 1
#define FLAG_HDPVR 2
+static bool enable_hdpvr;
+module_param(enable_hdpvr, bool, 0644);
+
static int get_key_haup_common(struct IR_i2c *ir, enum rc_proto *protocol,
u32 *scancode, u8 *ptoggle, int size)
{
@@ -726,6 +729,11 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
unsigned short addr = client->addr;
int err;
+ if ((id->driver_data & FLAG_HDPVR) && !enable_hdpvr) {
+ dev_err(&client->dev, "IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable\n");
+ return -ENODEV;
+ }
+
ir = devm_kzalloc(&client->dev, sizeof(*ir), GFP_KERNEL);
if (!ir)
return -ENOMEM;
@@ -925,6 +933,7 @@ static const struct i2c_device_id ir_kbd_id[] = {
{ "ir_z8f0811_hdpvr", FLAG_TX | FLAG_HDPVR },
{ }
};
+MODULE_DEVICE_TABLE(i2c, ir_kbd_id);
static struct i2c_driver ir_kbd_driver = {
.driver = {

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