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| author | Maxim Levitsky <maximlevitsky@gmail.com> | 2010-07-31 11:59:15 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-08-08 23:42:59 -0300 |
| commit | 510fcb70ff375b0cec6638fcfafdf36233690bfc (patch) | |
| tree | 7bed17c4061ce4af6acc1a9445ad7ae3da80b3b6 /drivers/media | |
| parent | ade321c5b8a0e4d40c0f3b73bf0d2579850028d0 (diff) | |
| download | blackbird-op-linux-510fcb70ff375b0cec6638fcfafdf36233690bfc.tar.gz blackbird-op-linux-510fcb70ff375b0cec6638fcfafdf36233690bfc.zip | |
V4L/DVB: IR: minor fixes
* lirc: Don't propagate reset event to userspace
* lirc: Remove strange logic from lirc that would make first sample always be pulse
* Make TO_US macro actualy print what it should.
Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/IR/ir-core-priv.h | 4 | ||||
| -rw-r--r-- | drivers/media/IR/ir-lirc-codec.c | 14 | ||||
| -rw-r--r-- | drivers/media/IR/ir-raw-event.c | 3 |
3 files changed, 12 insertions, 9 deletions
diff --git a/drivers/media/IR/ir-core-priv.h b/drivers/media/IR/ir-core-priv.h index babd52061bc3..dc26e2beeefb 100644 --- a/drivers/media/IR/ir-core-priv.h +++ b/drivers/media/IR/ir-core-priv.h @@ -76,7 +76,6 @@ struct ir_raw_event_ctrl { struct lirc_codec { struct ir_input_dev *ir_dev; struct lirc_driver *drv; - int lircdata; } lirc; }; @@ -104,10 +103,9 @@ static inline void decrease_duration(struct ir_raw_event *ev, unsigned duration) ev->duration -= duration; } -#define TO_US(duration) (((duration) + 500) / 1000) +#define TO_US(duration) DIV_ROUND_CLOSEST((duration), 1000) #define TO_STR(is_pulse) ((is_pulse) ? "pulse" : "space") #define IS_RESET(ev) (ev.duration == 0) - /* * Routines from ir-sysfs.c - Meant to be called only internally inside * ir-core diff --git a/drivers/media/IR/ir-lirc-codec.c b/drivers/media/IR/ir-lirc-codec.c index 3ba482d96c4b..8ca01fd67139 100644 --- a/drivers/media/IR/ir-lirc-codec.c +++ b/drivers/media/IR/ir-lirc-codec.c @@ -32,6 +32,7 @@ static int ir_lirc_decode(struct input_dev *input_dev, struct ir_raw_event ev) { struct ir_input_dev *ir_dev = input_get_drvdata(input_dev); + int sample; if (!(ir_dev->raw->enabled_protocols & IR_TYPE_LIRC)) return 0; @@ -39,18 +40,21 @@ static int ir_lirc_decode(struct input_dev *input_dev, struct ir_raw_event ev) if (!ir_dev->raw->lirc.drv || !ir_dev->raw->lirc.drv->rbuf) return -EINVAL; + if (IS_RESET(ev)) + return 0; + IR_dprintk(2, "LIRC data transfer started (%uus %s)\n", TO_US(ev.duration), TO_STR(ev.pulse)); - ir_dev->raw->lirc.lircdata += ev.duration / 1000; + + sample = ev.duration / 1000; if (ev.pulse) - ir_dev->raw->lirc.lircdata |= PULSE_BIT; + sample |= PULSE_BIT; lirc_buffer_write(ir_dev->raw->lirc.drv->rbuf, - (unsigned char *) &ir_dev->raw->lirc.lircdata); + (unsigned char *) &sample); wake_up(&ir_dev->raw->lirc.drv->rbuf->wait_poll); - ir_dev->raw->lirc.lircdata = 0; return 0; } @@ -224,8 +228,6 @@ static int ir_lirc_register(struct input_dev *input_dev) ir_dev->raw->lirc.drv = drv; ir_dev->raw->lirc.ir_dev = ir_dev; - ir_dev->raw->lirc.lircdata = PULSE_MASK; - return 0; lirc_register_failed: diff --git a/drivers/media/IR/ir-raw-event.c b/drivers/media/IR/ir-raw-event.c index 6f192ef31db1..51f65daa086b 100644 --- a/drivers/media/IR/ir-raw-event.c +++ b/drivers/media/IR/ir-raw-event.c @@ -66,6 +66,9 @@ int ir_raw_event_store(struct input_dev *input_dev, struct ir_raw_event *ev) if (!ir->raw) return -EINVAL; + IR_dprintk(2, "sample: (05%dus %s)\n", + TO_US(ev->duration), TO_STR(ev->pulse)); + if (kfifo_in(&ir->raw->kfifo, ev, sizeof(*ev)) != sizeof(*ev)) return -ENOMEM; |
