diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-10-05 09:36:26 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-10-05 09:36:26 -0300 |
commit | bd0d10498826ed150da5e4c45baf8b9c7088fb71 (patch) | |
tree | cdee4371121a355d627a655c4eef5c0047b0462a /drivers/media/pci/cx18/cx18-streams.h | |
parent | 89de0f2cda8b784e51ebd6655fff7339e4ac552b (diff) | |
parent | 2425bb3d4016ed95ce83a90b53bd92c7f31091e4 (diff) | |
download | talos-obmc-linux-bd0d10498826ed150da5e4c45baf8b9c7088fb71.tar.gz talos-obmc-linux-bd0d10498826ed150da5e4c45baf8b9c7088fb71.zip |
Merge branch 'staging/for_v3.7' into v4l_for_linus
* staging/for_v3.7: (2891 commits)
em28xx: regression fix: use DRX-K sync firmware requests on em28xx
drxk: allow loading firmware synchrousnously
em28xx: Make all em28xx extensions to be initialized asynchronously
[media] tda18271: properly report read errors in tda18271_get_id
[media] tda18271: delay IR & RF calibration until init() if delay_cal is set
[media] MAINTAINERS: add Michael Krufky as tda827x maintainer
[media] MAINTAINERS: add Michael Krufky as tda8290 maintainer
[media] MAINTAINERS: add Michael Krufky as cxusb maintainer
[media] MAINTAINERS: add Michael Krufky as lg2160 maintainer
[media] MAINTAINERS: add Michael Krufky as lgdt3305 maintainer
[media] MAINTAINERS: add Michael Krufky as mxl111sf maintainer
[media] MAINTAINERS: add Michael Krufky as mxl5007t maintainer
[media] MAINTAINERS: add Michael Krufky as tda18271 maintainer
[media] s5p-tv: Report only multi-plane capabilities in vidioc_querycap
[media] s5p-mfc: Fix misplaced return statement in s5p_mfc_suspend()
[media] exynos-gsc: Add missing static storage class specifiers
[media] exynos-gsc: Remove <linux/version.h> header file inclusion
[media] s5p-fimc: Fix incorrect condition in fimc_lite_reqbufs()
[media] s5p-tv: Fix potential NULL pointer dereference error
[media] s5k6aa: Fix possible NULL pointer dereference
...
Conflicts:
drivers/media/platform/s5p-fimc/fimc-capture.c
drivers/media/platform/s5p-fimc/fimc-lite.c
Diffstat (limited to 'drivers/media/pci/cx18/cx18-streams.h')
-rw-r--r-- | drivers/media/pci/cx18/cx18-streams.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/media/pci/cx18/cx18-streams.h b/drivers/media/pci/cx18/cx18-streams.h new file mode 100644 index 000000000000..713b0e61536d --- /dev/null +++ b/drivers/media/pci/cx18/cx18-streams.h @@ -0,0 +1,62 @@ +/* + * cx18 init/start/stop/exit stream functions + * + * Derived from ivtv-streams.h + * + * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> + * Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + * 02111-1307 USA + */ + +u32 cx18_find_handle(struct cx18 *cx); +struct cx18_stream *cx18_handle_to_stream(struct cx18 *cx, u32 handle); +int cx18_streams_setup(struct cx18 *cx); +int cx18_streams_register(struct cx18 *cx); +void cx18_streams_cleanup(struct cx18 *cx, int unregister); + +#define CX18_ENC_STREAM_TYPE_IDX_FW_MDL_MIN (3) +void cx18_stream_rotate_idx_mdls(struct cx18 *cx); + +static inline bool cx18_stream_enabled(struct cx18_stream *s) +{ + return s->video_dev || + (s->dvb && s->dvb->enabled) || + (s->type == CX18_ENC_STREAM_TYPE_IDX && + s->cx->stream_buffers[CX18_ENC_STREAM_TYPE_IDX] != 0); +} + +/* Related to submission of mdls to firmware */ +static inline void cx18_stream_load_fw_queue(struct cx18_stream *s) +{ + schedule_work(&s->out_work_order); +} + +static inline void cx18_stream_put_mdl_fw(struct cx18_stream *s, + struct cx18_mdl *mdl) +{ + /* Put mdl on q_free; the out work handler will move mdl(s) to q_busy */ + cx18_enqueue(s, mdl, &s->q_free); + cx18_stream_load_fw_queue(s); +} + +void cx18_out_work_handler(struct work_struct *work); + +/* Capture related */ +int cx18_start_v4l2_encode_stream(struct cx18_stream *s); +int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end); + +void cx18_stop_all_captures(struct cx18 *cx); |