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/Linux-v5.4/Documentation/media/uapi/v4l/
Dvidioc-s-hw-freq-seek.rst19 VIDIOC_S_HW_FREQ_SEEK - Perform a hardware frequency seek
42 Start a hardware frequency seek from the current frequency. To do this
59 will be clamped to fit in the band before the seek is started.
67 error code is returned and no seek takes place.
91 - If non-zero, seek upward from the current frequency, else seek
100 - If non-zero, defines the hardware seek resolution in Hz. The
144 The hardware seek found no channels.
147 Another hardware seek is already in progress.
Ddev-decoder.rst126 of a new stream, or to resume decoding after a seek.
595 seek.
792 The seek does not require any specific operation on the ``CAPTURE`` queue, but
795 1. Stop the ``OUTPUT`` queue to begin the seek sequence via
816 3. Start queuing buffers containing coded data after the seek to the ``OUTPUT``
831 handling and workarounds for hardware issues related to seek operations.
835 In case of the H.264/HEVC codec, the client must take care not to seek
852 A seek may result in the `Dynamic Resolution Change` sequence being
853 initiated, due to the seek target having decoding parameters different from
854 the part of the stream decoded before the seek. The sequence must be handled
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Dvidioc-g-tuner.rst246 - If set, then this tuner supports the hardware seek functionality
247 where the seek stops when it reaches the end of the frequency
251 - If set, then this tuner supports the hardware seek functionality
252 where the seek wraps around when it reaches the end of the
299 - The range to search when using the hardware seek functionality is
/Linux-v5.4/drivers/media/radio/si470x/
Dradio-si470x-common.c295 const struct v4l2_hw_freq_seek *seek) in si470x_set_seek() argument
303 if (seek->rangelow || seek->rangehigh) { in si470x_set_seek()
305 if (bands[band].rangelow == seek->rangelow && in si470x_set_seek()
306 bands[band].rangehigh == seek->rangehigh) in si470x_set_seek()
328 if (seek->wrap_around) in si470x_set_seek()
332 if (seek->seek_upward) in si470x_set_seek()
726 const struct v4l2_hw_freq_seek *seek) in si470x_vidioc_s_hw_freq_seek() argument
730 if (seek->tuner != 0) in si470x_vidioc_s_hw_freq_seek()
736 return si470x_set_seek(radio, seek); in si470x_vidioc_s_hw_freq_seek()
/Linux-v5.4/drivers/media/platform/vimc/
Dvimc-debayer.c381 unsigned int i, seek, wlin, wcol; in vimc_deb_calc_rgb_sink() local
392 seek = deb_mean_win_size / 2; in vimc_deb_calc_rgb_sink()
398 vdeb->sd.name, lin, col, vdeb->sink_fmt.height, seek); in vimc_deb_calc_rgb_sink()
406 for (wlin = seek > lin ? 0 : lin - seek; in vimc_deb_calc_rgb_sink()
407 wlin < lin + seek + 1 && wlin < vdeb->sink_fmt.height; in vimc_deb_calc_rgb_sink()
416 for (wcol = seek > col ? 0 : col - seek; in vimc_deb_calc_rgb_sink()
417 wcol < col + seek + 1 && wcol < vdeb->sink_fmt.width; in vimc_deb_calc_rgb_sink()
/Linux-v5.4/net/sunrpc/
Dxprtsock.c347 xs_sock_recvmsg(struct socket *sock, struct msghdr *msg, int flags, size_t seek) in xs_sock_recvmsg() argument
350 if (seek != 0) in xs_sock_recvmsg()
351 iov_iter_advance(&msg->msg_iter, seek); in xs_sock_recvmsg()
353 return ret > 0 ? ret + seek : ret; in xs_sock_recvmsg()
358 struct kvec *kvec, size_t count, size_t seek) in xs_read_kvec() argument
361 return xs_sock_recvmsg(sock, msg, flags, seek); in xs_read_kvec()
367 size_t seek) in xs_read_bvec() argument
370 return xs_sock_recvmsg(sock, msg, flags, seek); in xs_read_bvec()
383 xs_flush_bvec(const struct bio_vec *bvec, size_t count, size_t seek) in xs_flush_bvec() argument
390 bvec_iter_advance(bvec, &bi, seek & PAGE_MASK); in xs_flush_bvec()
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/Linux-v5.4/Documentation/ABI/testing/
Ddev-kmsg41 and the seek position be updated to the next available record.
50 The device supports seek with the following parameters:
52 seek to the first entry in the buffer
54 seek after the last entry in the buffer
56 seek after the last record available at the time
/Linux-v5.4/drivers/media/radio/
Dradio-si476x.c736 const struct v4l2_hw_freq_seek *seek) in si476x_radio_s_hw_freq_seek() argument
740 u32 rangelow = seek->rangelow, rangehigh = seek->rangehigh; in si476x_radio_s_hw_freq_seek()
746 if (seek->tuner != 0 || in si476x_radio_s_hw_freq_seek()
747 seek->type != V4L2_TUNER_RADIO) in si476x_radio_s_hw_freq_seek()
791 if (seek->rangehigh) { in si476x_radio_s_hw_freq_seek()
795 seek->rangehigh)); in si476x_radio_s_hw_freq_seek()
799 if (seek->rangelow) { in si476x_radio_s_hw_freq_seek()
803 seek->rangelow)); in si476x_radio_s_hw_freq_seek()
807 if (seek->spacing) { in si476x_radio_s_hw_freq_seek()
811 seek->spacing)); in si476x_radio_s_hw_freq_seek()
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Dradio-mr800.c338 const struct v4l2_hw_freq_seek *seek) in vidioc_s_hw_freq_seek() argument
347 if (seek->tuner != 0 || !seek->wrap_around) in vidioc_s_hw_freq_seek()
359 seek->seek_upward ? AMRADIO_SET_SEARCH_UP : AMRADIO_SET_SEARCH_DOWN, in vidioc_s_hw_freq_seek()
/Linux-v5.4/tools/perf/ui/
Dbrowser.c259 browser->seek(browser, 0, SEEK_SET); in ui_browser__reset_index()
383 browser->seek(browser, browser->top_idx, SEEK_SET); in ui_browser__update_nr_entries()
429 browser->seek(browser, +1, SEEK_CUR); in ui_browser__run()
438 browser->seek(browser, -1, SEEK_CUR); in ui_browser__run()
463 browser->seek(browser, +offset, SEEK_CUR); in ui_browser__run()
476 browser->seek(browser, -offset, SEEK_CUR); in ui_browser__run()
488 browser->seek(browser, -offset, SEEK_END); in ui_browser__run()
Dbrowser.h30 void (*seek)(struct ui_browser *browser, off_t offset, int whence); member
/Linux-v5.4/fs/iomap/
DMakefile13 seek.o
/Linux-v5.4/samples/bpf/
Dtest_override_return.sh4 dd if=/dev/zero of=testfile.img bs=1M seek=1000 count=1
/Linux-v5.4/drivers/media/radio/wl128x/
Dfmdrv_v4l2.c386 const struct v4l2_hw_freq_seek *seek) in fm_v4l2_vidioc_s_hw_freq_seek() argument
402 ret = fm_rx_seek(fmdev, seek->seek_upward, seek->wrap_around, in fm_v4l2_vidioc_s_hw_freq_seek()
403 seek->spacing); in fm_v4l2_vidioc_s_hw_freq_seek()
/Linux-v5.4/tools/testing/selftests/sysctl/
Dsysctl.sh285 dd if="${TEST_FILE}" of="${TARGET}" bs=1 seek=1 skip=1 2>/dev/null
295 dd if="${TEST_FILE}" of="${TARGET}" bs=20 seek=2 2>/dev/null
571 dd if="${TEST_FILE}" of="${TARGET}" bs=1 seek=1 2>/dev/null
/Linux-v5.4/arch/mips/fw/arc/
Dfile.c55 return ARC_CALL3(seek, FileID, Position, SeekMode); in ArcSeek()
/Linux-v5.4/tools/perf/scripts/python/
Dmem-phys-addr.py85 f.seek(0, 0)
/Linux-v5.4/tools/perf/ui/browsers/
Dannotate.c352 browser->b.seek(&browser->b, offset, SEEK_CUR); in annotate_browser__toggle_source()
361 browser->b.seek(&browser->b, -offset, SEEK_CUR); in annotate_browser__toggle_source()
367 browser->b.seek(&browser->b, -offset, SEEK_CUR); in annotate_browser__toggle_source()
376 browser->b.seek(&browser->b, -offset, SEEK_CUR); in annotate_browser__toggle_source()
904 .seek = ui_browser__list_head_seek, in symbol__tui_annotate()
Dheader.c87 .seek = ui_browser__argv_seek, in ui__list_menu()
Dmap.c111 .seek = ui_browser__rb_tree_seek, in map__browse()
/Linux-v5.4/tools/testing/selftests/bpf/
Dtest_sysctl.c35 int seek; member
157 .seek = 3,
184 .seek = 4,
1491 if (test->seek && lseek(fd, test->seek, SEEK_SET) == -1) { in access_sysctl()
1492 log_err("lseek(%d) failed", test->seek); in access_sysctl()
/Linux-v5.4/Documentation/filesystems/ext4/
Doverview.rst9 reducing seek times. The size of a block group is specified in
Dallocators.rst34 on the seek penalty when the filesystem first has to read a file's inode
35 to learn where the file's data blocks live and then seek over to the
/Linux-v5.4/Documentation/media/v4l-drivers/
Dsi476x.rst128 0x06 bltf Flag indicating if seek command
129 reached/wrapped seek band limit
/Linux-v5.4/arch/powerpc/boot/
Dwrapper565 skip=$overlay_dest seek=$system_reset_kernel \
569 skip=$system_reset_overlay seek=$overlay_dest \

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