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Searched refs:resolution (Results 1 – 25 of 299) sorted by relevance

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/linux/drivers/iio/adc/
H A Dmcp320x.c67 unsigned int resolution; member
223 *val2 = adc->chip_info->resolution; in mcp320x_read_raw()
305 .resolution = 10
310 .resolution = 10
315 .resolution = 10
320 .resolution = 10
325 .resolution = 12
330 .resolution = 12
335 .resolution = 12
340 .resolution = 12
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H A Dltc2497.c68 - BIT(ddata->chip_info->resolution + 1); in ltc2497_result_and_measure()
71 - BIT(ddata->chip_info->resolution + 1); in ltc2497_result_and_measure()
102 u32 resolution; in ltc2497_probe() local
120 resolution = chip_info->resolution; in ltc2497_probe()
121 st->recv_size = BITS_TO_BYTES(resolution) + 1; in ltc2497_probe()
135 .resolution = 16,
139 .resolution = 24,
H A Dad7949.c58 u8 resolution; member
62 [ID_AD7949] = { .num_channels = 8, .resolution = 14 },
63 [ID_AD7682] = { .num_channels = 4, .resolution = 16 },
64 [ID_AD7689] = { .num_channels = 8, .resolution = 16 },
86 u8 resolution; member
170 *val >>= 16 - ad7949_adc->resolution; in ad7949_spi_read_channel()
179 *val >>= 16 - ad7949_adc->resolution; in ad7949_spi_read_channel()
248 *val2 = (1 << ad7949_adc->resolution) - 1; in ad7949_spi_read_raw()
337 ad7949_adc->resolution = spec->resolution; in ad7949_spi_probe()
340 if (spi_ctrl_mask & SPI_BPW_MASK(ad7949_adc->resolution)) { in ad7949_spi_probe()
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/linux/sound/core/seq/
H A Dseq_timer.c27 tmr->tick.resolution = (tmr->tempo * tmr->tempo_base) / tmr->ppq; in snd_seq_timer_set_tick_resolution()
33 tmr->tick.resolution = (tmr->tempo / tmr->ppq) * tmr->tempo_base; in snd_seq_timer_set_tick_resolution()
34 tmr->tick.resolution += s; in snd_seq_timer_set_tick_resolution()
36 if (tmr->tick.resolution <= 0) in snd_seq_timer_set_tick_resolution()
37 tmr->tick.resolution = 1; in snd_seq_timer_set_tick_resolution()
119 unsigned long resolution, in snd_seq_timer_interrupt() argument
135 resolution *= ticks; in snd_seq_timer_interrupt()
138 resolution = (resolution >> 16) * tmr->skew + in snd_seq_timer_interrupt()
139 (((resolution & 0xffff) * tmr->skew) >> 16); in snd_seq_timer_interrupt()
143 snd_seq_inc_time_nsec(&tmr->cur_time, resolution); in snd_seq_timer_interrupt()
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H A Dseq_timer.h14 unsigned long resolution; /* time per tick in nsec */ member
55 unsigned long resolution) in snd_seq_timer_update_tick() argument
57 if (tick->resolution > 0) { in snd_seq_timer_update_tick()
58 tick->fraction += resolution; in snd_seq_timer_update_tick()
59 tick->cur_tick += (unsigned int)(tick->fraction / tick->resolution); in snd_seq_timer_update_tick()
60 tick->fraction %= tick->resolution; in snd_seq_timer_update_tick()
/linux/drivers/iio/dac/
H A Dti-dac082s085.c25 u8 resolution; member
29 [dual_8bit] = { .num_channels = 2, .resolution = 8 },
30 [dual_10bit] = { .num_channels = 2, .resolution = 10 },
31 [dual_12bit] = { .num_channels = 2, .resolution = 12 },
32 [quad_8bit] = { .num_channels = 4, .resolution = 8 },
33 [quad_10bit] = { .num_channels = 4, .resolution = 10 },
34 [quad_12bit] = { .num_channels = 4, .resolution = 12 },
57 u8 resolution; member
68 u8 shift = 12 - ti_dac->resolution; in ti_dac_cmd()
205 *val2 = ti_dac->resolution; in ti_dac_read_raw()
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H A Dti-dac7311.c27 u8 resolution; member
31 [ID_DAC5311] = { .resolution = 8 },
32 [ID_DAC6311] = { .resolution = 10 },
33 [ID_DAC7311] = { .resolution = 12 },
54 u8 resolution; member
68 u8 shift = 14 - ti_dac->resolution; in ti_dac_cmd()
184 *val2 = ti_dac->resolution; in ti_dac_read_raw()
204 if (val >= (1 << ti_dac->resolution) || val < 0) in ti_dac_write_raw()
268 ti_dac->resolution = spec->resolution; in ti_dac_probe()
/linux/sound/core/
H A Dhrtimer.c22 static unsigned int resolution; variable
48 ticks += ktime_divns(delta, ticks * resolution); in snd_hrtimer_callback()
54 hrtimer_add_expires_ns(hrt, t->sticks * resolution); in snd_hrtimer_callback()
98 hrtimer_start(&stime->hrt, ns_to_ktime(t->sticks * resolution), in snd_hrtimer_start()
132 resolution = hrtimer_resolution; in snd_hrtimer_init()
143 timer->hw.resolution = resolution; in snd_hrtimer_init()
144 timer->hw.ticks = NANO_SEC / resolution; in snd_hrtimer_init()
H A Dtimer.c95 unsigned int resolution; /* current period resolution in ns */ member
107 unsigned int resolution; /* current period resolution in ns */ member
488 return timer->hw.resolution; in snd_timer_hw_resolution()
510 unsigned long resolution = 0; in snd_timer_notify1() local
524 resolution = snd_timer_hw_resolution(timer); in snd_timer_notify1()
526 ti->ccallback(ti, event, &tstamp, resolution); in snd_timer_notify1()
536 ts->ccallback(ts, event, &tstamp, resolution); in snd_timer_notify1()
769 unsigned long resolution, ticks; in snd_timer_process_callbacks() local
781 resolution = ti->resolution; in snd_timer_process_callbacks()
785 ti->callback(ti, resolution, ticks); in snd_timer_process_callbacks()
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/linux/scripts/kconfig/tests/err_recursive_dep/
H A Dexpected_stderr3 For a resolution refer to Documentation/kbuild/kconfig-language.rst
8 For a resolution refer to Documentation/kbuild/kconfig-language.rst
14 For a resolution refer to Documentation/kbuild/kconfig-language.rst
20 For a resolution refer to Documentation/kbuild/kconfig-language.rst
26 For a resolution refer to Documentation/kbuild/kconfig-language.rst
32 For a resolution refer to Documentation/kbuild/kconfig-language.rst
37 For a resolution refer to Documentation/kbuild/kconfig-language.rst
/linux/drivers/hwmon/
H A Dftsteutates.c71 enum WATCHDOG_RESOLUTION resolution; member
222 enum WATCHDOG_RESOLUTION resolution) in fts_wd_set_resolution() argument
226 if (data->resolution == resolution) in fts_wd_set_resolution()
233 if ((resolution == seconds && ret & BIT(1)) || in fts_wd_set_resolution()
234 (resolution == minutes && (ret & BIT(1)) == 0)) { in fts_wd_set_resolution()
235 data->resolution = resolution; in fts_wd_set_resolution()
239 if (resolution == seconds) in fts_wd_set_resolution()
248 data->resolution = resolution; in fts_wd_set_resolution()
255 enum WATCHDOG_RESOLUTION resolution = seconds; in fts_wd_set_timeout() local
264 resolution = minutes; in fts_wd_set_timeout()
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H A Dlm92.c66 static inline s16 TEMP_TO_REG(long val, int resolution) in TEMP_TO_REG() argument
69 return DIV_ROUND_CLOSEST(val << (resolution - 9), 1000) << (16 - resolution); in TEMP_TO_REG()
82 int resolution; member
206 val = TEMP_TO_REG(TEMP_FROM_REG(temp) - val, data->resolution); in lm92_temp_write()
214 return regmap_write(regmap, reg, TEMP_TO_REG(val, data->resolution)); in lm92_temp_write()
398 data->resolution = (unsigned long)i2c_get_match_data(client); in lm92_probe()
/linux/Documentation/timers/
H A Dhrtimers.rst2 hrtimers - subsystem for high-resolution kernel timers
5 This patch introduces a new subsystem for high-resolution kernel timers.
9 back and forth trying to integrate high-resolution and high-precision
11 such high-resolution timer implementations in practice, we came to the
18 - the forced handling of low-resolution and high-resolution timers in
30 necessitate a more complex handling of high resolution timers, which
62 high-resolution timer subsystem as well.
64 While this subsystem does not offer high-resolution clock sources just
65 yet, the hrtimer subsystem can be easily extended with high-resolution
73 resolution and low precision use cases - once the precision-sensitive
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/linux/Documentation/ABI/testing/
H A Dsysfs-driver-w1_therm47 What: /sys/bus/w1/devices/.../resolution
51 (RW) get or set the device resolution (on supported devices,
52 if not, this entry is not present). Note that the resolution
57 * '9..14': device resolution in bit
58 or resolution to set in bit
59 * '-xx': xx is kernel error when reading the resolution
62 Some DS18B20 clones are fixed in 12-bit resolution, so the
63 actual resolution is read back from the chip and verified. Error
82 conversion duration depend on the resolution (if
84 resolution, 750ms for 12bits.
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/linux/samples/hid/
H A Dhid_surface_dial.c121 int err, opt, hid_id, resolution = 72; in main() local
143 resolution = (int) l; in main()
183 skel->data->resolution = resolution; in main()
184 skel->data->physical = (int)(resolution / 72); in main()
/linux/drivers/acpi/acpica/
H A Dhwtimer.c30 acpi_status acpi_get_timer_resolution(u32 * resolution) in acpi_get_timer_resolution() argument
34 if (!resolution) { in acpi_get_timer_resolution()
39 *resolution = 24; in acpi_get_timer_resolution()
41 *resolution = 32; in acpi_get_timer_resolution()
/linux/drivers/watchdog/
H A Dbcm_kona_wdt.c32 #define SECS_TO_TICKS(x, w) ((x) << (w)->resolution)
33 #define TICKS_TO_SECS(x, w) ((x) >> (w)->resolution)
50 int resolution; member
124 res, wdt->resolution, in bcm_kona_show()
192 if (wdt->resolution > SECWDOG_MAX_RES) in bcm_kona_wdt_set_resolution_reg()
196 wdt->resolution << SECWDOG_CLKS_SHIFT); in bcm_kona_wdt_set_resolution_reg()
284 wdt->resolution = SECWDOG_DEFAULT_RESOLUTION; in bcm_kona_wdt_probe()
/linux/Documentation/userspace-api/media/v4l/
H A Ddev-decoder.rst65 height for given coded resolution.
67 coded resolution
68 stream resolution in pixels aligned to codec and hardware requirements;
69 typically visible resolution rounded up to full macroblocks;
70 see also: visible resolution.
73 width for given coded resolution.
139 height in pixels for given source resolution; relevant to encoders only.
141 source resolution
142 resolution in pixels of source frames being source to the encoder and
143 subject to further cropping to the bounds of visible resolution; relevant to
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/linux/Documentation/hwmon/
H A Dds1621.rst102 also pin compatible with the DS1621 and provide multi-resolution support.
114 - DS1631 - 93ms..750ms for 9..12 bits resolution, respectively.
115 - DS1721 - 93ms..750ms for 9..12 bits resolution, respectively.
116 - DS1731 - 93ms..750ms for 9..12 bits resolution, respectively.
137 As mentioned above, the DS1631, DS1721, and DS1731 provide multi-resolution
154 At initial device power-on, the default resolution is set to 12-bits.
156 The resolution mode for the DS1631, DS1721, or DS1731 can be changed from
158 will normalize the range of input values to the device maximum resolution
208 Mathematically, the resolution can be derived from the conversion time
216 - 'g(x)' = the resolution in degrees C per LSB.
/linux/sound/drivers/pcsp/
H A Dpcsp.c45 unsigned int resolution = hrtimer_resolution; in snd_pcsp_create() local
49 if (resolution > PCSP_MAX_PERIOD_NS) { in snd_pcsp_create()
52 resolution); in snd_pcsp_create()
60 if (loops_per_jiffy >= PCSP_MIN_LPJ && resolution <= PCSP_MIN_PERIOD_NS) in snd_pcsp_create()
66 loops_per_jiffy, min_div, resolution); in snd_pcsp_create()
/linux/drivers/input/mouse/
H A Dlifebook.c228 static void lifebook_set_resolution(struct psmouse *psmouse, unsigned int resolution) in lifebook_set_resolution() argument
233 if (resolution == 0 || resolution > 400) in lifebook_set_resolution()
234 resolution = 400; in lifebook_set_resolution()
236 p = params[resolution / 100]; in lifebook_set_resolution()
238 psmouse->resolution = 50 << p; in lifebook_set_resolution()
/linux/include/sound/
H A Dtimer.h43 unsigned long resolution; /* average timer resolution for one tick in nsec */ member
89 unsigned long ticks, unsigned long resolution);
93 unsigned long resolution);
99 unsigned long resolution; /* current resolution for work */ member
/linux/drivers/comedi/drivers/
H A Ddas800.c92 int resolution; member
165 .resolution = 12,
171 .resolution = 12,
177 .resolution = 12,
183 .resolution = 12,
189 .resolution = 12,
195 .resolution = 12,
201 .resolution = 16,
238 if (board->resolution == 16) in das800_enable()
385 if (board->resolution == 12 && gain > 0) in das800_ai_do_cmd()
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/linux/drivers/pwm/
H A Dpwm-mediatek.c124 u64 resolution; in pwm_mediatek_config() local
137 resolution = (u64)NSEC_PER_SEC * 1000; in pwm_mediatek_config()
138 do_div(resolution, clk_get_rate(pc->clk_pwms[pwm->hwpwm])); in pwm_mediatek_config()
140 cnt_period = DIV_ROUND_CLOSEST_ULL((u64)period_ns * 1000, resolution); in pwm_mediatek_config()
142 resolution *= 2; in pwm_mediatek_config()
145 resolution); in pwm_mediatek_config()
163 cnt_duty = DIV_ROUND_CLOSEST_ULL((u64)duty_ns * 1000, resolution); in pwm_mediatek_config()
/linux/Documentation/fb/
H A Defifb.rst36 For GOP displays, efifb can autodetect the display's resolution and framebuffer
55 horizontal and vertical resolution, and optionally bit depth, and set
61 The EFI stub will choose the mode with the highest resolution (product
62 of horizontal and vertical resolution). If there are multiple modes
63 with the highest resolution, it will choose one with the highest color

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