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V4L/DVB (4881): budget-ci IR: add IR debugging information 

This adds a ir_debug parameter which is useful in tracking down
IR decoding problems.
Based on Darren Salt's dvb-ir patchset.

Signed-off-by: Darren Salt <linux@youmustbejoking.demon.co.uk>
Signed-off-by: David Hardeman <david@hardeman.nu>
Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
David Hardeman 2006-12-02 21:16:05 -02:00 committed by Mauro Carvalho Chehab
parent 64741b70cf
commit b5471a27b4
1 changed files with 8 additions and 0 deletions
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8
drivers/media/dvb/ttpci/budget-ci.c
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@ -92,6 +92,10 @@ static int rc5_device = -1;
module_param(rc5_device, int, 0644);
MODULE_PARM_DESC(rc5_device, "only IR commands to given RC5 device (device = 0 - 31, any device = 255, default: autodetect)");
static int ir_debug = 0;
module_param(ir_debug, int, 0644);
MODULE_PARM_DESC(ir_debug, "enable debugging information for IR decoding");
struct budget_ci_ir {
struct input_dev *dev;
struct tasklet_struct msp430_irq_tasklet;
@ -140,11 +144,15 @@ static void msp430_ir_interrupt(unsigned long data)
/* Is this a RC5 command byte? */
if (command & 0x40) {
if (ir_debug)
printk("budget_ci: received command byte 0x%02x\n", command);
ir_key = command & 0x3f;
return;
}
/* It's a RC5 device byte */
if (ir_debug)
printk("budget_ci: received device byte 0x%02x\n", command);
device = command & 0x1f;
toggle = command & 0x20;