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path: root/drivers/media/common/ir-keytable.c
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* V4L/DVB (13612): IR: Move common IR code to drivers/media/IRMauro Carvalho Chehab2009-12-15
| | | | | | | | | | | | This is the first step of creating a common code for IR that can be used by other input devices. For now, keep IR dir at drivers/media, to easy the movement of the IR files, but later patches may move it to drivers/IR or drivers/input/IR. No functional changes is done on this patch. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* V4L/DVB (13576): ir-common: fix an oops caused by the usage of an ↵Mauro Carvalho Chehab2009-12-15
| | | | | | | | | | | | | | | initialized drvdata As reported by Sander Eikelenboom <linux@eikelemboon.it>: > Tried to update my v4l-dvb modules today, but got a bug with my pinnacle > card, seems to be related to the recent changes in the ir code. > > Dec 5 23:30:25 security kernel: [ 5.735698] BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 > Dec 5 23:30:25 security kernel: [ 5.735716] IP: [<ffffffffa00997be>] :ir_common:ir_input_free+0x26/0x3e Thanks-to: Sander Eikelenboom <linux@eikelemboon.it> for reporting and testing the fix. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* V4L/DVB (13542): ir-keytable: Allow dynamic table changeMauro Carvalho Chehab2009-12-05
| | | | Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* V4L/DVB (13540): ir-common: Cleanup get key evdev codeMauro Carvalho Chehab2009-12-05
| | | | | | | | | | | | | | | | The same loop to seek for a key were used on different places. Also, no spinlock were protecting it to avoid the risk of replacing a keycode while seeking for a new code. This cleanup does: - create an unique function to seek for a code; - adds an spinlock to protect the table lookup; - remove some unused code; - simplifies to code to make it easier to understand. Basically no change in behavior should be noticed after this patch. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* V4L/DVB (13538): ir-common: Use a dynamic keycode tableMauro Carvalho Chehab2009-12-05
| | | | Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* V4L/DVB (13533): ir: use dynamic tables, instead of static onesMauro Carvalho Chehab2009-12-05
| | | | Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* V4L/DVB (13532): ir-common: Add infrastructure to use a dynamic keycode tableMauro Carvalho Chehab2009-12-05
V4L drivers use an static keycode vector with 128 entries, where the scancode indexes the keycode. While this works, it limits the scancodes to have only 7 bits, not allowing for example full RC5 codes. Instead of implementing the same code on every V4L driver, provide a common infrastructure to handle the bigger tables, minimizing the changes inside each driver. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>