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author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-02-21 16:58:32 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-02-21 16:58:32 -0800 |
commit | ff58d005cd10fcd372787cceac547e11cf706ff6 (patch) | |
tree | 7e7af56aa1a38731af1ec5f3cf09f13050bb0ff4 /drivers/media/rc/ir-jvc-decoder.c | |
parent | 5ab356626f3cf97f00280f17a52e4b5b4a13e038 (diff) | |
parent | 9eeb0ed0f30938f31a3d9135a88b9502192c18dd (diff) | |
download | linux-ff58d005cd10fcd372787cceac547e11cf706ff6.tar.gz linux-ff58d005cd10fcd372787cceac547e11cf706ff6.tar.xz |
Merge tag 'media/v4.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media updates from Mauro Carvalho Chehab:
- new drivers:
- i.MX6 Video Data Order Adapter's (VDOA)
- Toshiba et8ek8 5MP sensor
- STM DELTA multi-format video decoder V4L2 driver
- SPI connected IR LED
- Mediatek IR remote receiver
- ZyDAS ZD1301 DVB USB interface driver
- new RC keymaps
- some very old LIRC drivers got removed from staging
- RC core gained support encoding IR scan codes
- DVB si2168 gained support for DVBv5 statistics
- lirc_sir driver ported to rc-core and promoted from staging
- other bug fixes, board additions and driver improvements
* tag 'media/v4.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (230 commits)
[media] mtk-vcodec: fix build warnings without DEBUG
[media] zd1301: fix building interface driver without demodulator
[media] usbtv: add sharpness control
[media] cxusb: Use a dma capable buffer also for reading
[media] ttpci: address stringop overflow warning
[media] dvb-usb-v2: avoid use-after-free
[media] add Hama Hybrid DVB-T Stick support
[media] et8ek8: Fix compiler / Coccinelle warnings
[media] media: fix semicolon.cocci warnings
[media] media: exynos4-is: add flags to dummy Exynos IS i2c adapter
[media] v4l: of: check for unique lanes in data-lanes and clock-lanes
[media] coda/imx-vdoa: constify structs
[media] st-delta: debug: trace stream/frame information & summary
[media] st-delta: add mjpeg support
[media] st-delta: EOS (End Of Stream) support
[media] st-delta: rpmsg ipc support
[media] st-delta: add memory allocator helper functions
[media] st-delta: STiH4xx multi-format video decoder v4l2 driver
[media] MAINTAINERS: add st-delta driver
[media] ARM: multi_v7_defconfig: enable STMicroelectronics DELTA Support
...
Diffstat (limited to 'drivers/media/rc/ir-jvc-decoder.c')
-rw-r--r-- | drivers/media/rc/ir-jvc-decoder.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/media/rc/ir-jvc-decoder.c b/drivers/media/rc/ir-jvc-decoder.c index 182402f7b4d1..674bf156edcb 100644 --- a/drivers/media/rc/ir-jvc-decoder.c +++ b/drivers/media/rc/ir-jvc-decoder.c @@ -170,9 +170,48 @@ out: return -EINVAL; } +static const struct ir_raw_timings_pd ir_jvc_timings = { + .header_pulse = JVC_HEADER_PULSE, + .header_space = JVC_HEADER_SPACE, + .bit_pulse = JVC_BIT_PULSE, + .bit_space[0] = JVC_BIT_0_SPACE, + .bit_space[1] = JVC_BIT_1_SPACE, + .trailer_pulse = JVC_TRAILER_PULSE, + .trailer_space = JVC_TRAILER_SPACE, + .msb_first = 1, +}; + +/** + * ir_jvc_encode() - Encode a scancode as a stream of raw events + * + * @protocol: protocol to encode + * @scancode: scancode to encode + * @events: array of raw ir events to write into + * @max: maximum size of @events + * + * Returns: The number of events written. + * -ENOBUFS if there isn't enough space in the array to fit the + * encoding. In this case all @max events will have been written. + */ +static int ir_jvc_encode(enum rc_type protocol, u32 scancode, + struct ir_raw_event *events, unsigned int max) +{ + struct ir_raw_event *e = events; + int ret; + u32 raw = (bitrev8((scancode >> 8) & 0xff) << 8) | + (bitrev8((scancode >> 0) & 0xff) << 0); + + ret = ir_raw_gen_pd(&e, max, &ir_jvc_timings, JVC_NBITS, raw); + if (ret < 0) + return ret; + + return e - events; +} + static struct ir_raw_handler jvc_handler = { .protocols = RC_BIT_JVC, .decode = ir_jvc_decode, + .encode = ir_jvc_encode, }; static int __init ir_jvc_decode_init(void) |