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Searched refs:resolution (Results 1 – 25 of 337) sorted by relevance

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/linux/drivers/iio/adc/
A Dmcp320x.c305 .resolution = 10
310 .resolution = 10
315 .resolution = 10
320 .resolution = 10
325 .resolution = 12
330 .resolution = 12
335 .resolution = 12
340 .resolution = 12
345 .resolution = 13
350 .resolution = 21,
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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/drivers/iio/dac/
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 },
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()
228 if (val >= (1 << ti_dac->resolution) || val < 0) in ti_dac_write_raw()
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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()
266 ti_dac->resolution = spec->resolution; in ti_dac_probe()
A Dti-dac5571.c31 u8 resolution; member
35 [single_8bit] = {.num_channels = 1, .resolution = 8},
36 [single_10bit] = {.num_channels = 1, .resolution = 10},
37 [single_12bit] = {.num_channels = 1, .resolution = 12},
38 [quad_8bit] = {.num_channels = 4, .resolution = 8},
39 [quad_10bit] = {.num_channels = 4, .resolution = 10},
40 [quad_12bit] = {.num_channels = 4, .resolution = 12},
68 shift = 12 - data->spec->resolution; in dac5571_cmd_single()
82 shift = 16 - data->spec->resolution; in dac5571_cmd_quad()
256 *val2 = data->spec->resolution; in dac5571_read_raw()
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/linux/sound/core/
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()
101 hrtimer_start(&stime->hrt, ns_to_ktime(t->sticks * resolution), in snd_hrtimer_start()
135 resolution = hrtimer_resolution; in snd_hrtimer_init()
146 timer->hw.resolution = resolution; in snd_hrtimer_init()
147 timer->hw.ticks = NANO_SEC / resolution; in snd_hrtimer_init()
A Dtimer.c792 resolution = ti->resolution; in snd_timer_process_callbacks()
873 ti->resolution = resolution; in snd_timer_interrupt()
896 ts->resolution = resolution; in snd_timer_interrupt()
1332 if (r->resolution == resolution) { in snd_timer_user_interrupt()
1342 r->resolution = resolution; in snd_timer_user_interrupt()
1382 r1.val = resolution; in snd_timer_user_ccallback()
1426 r1.val = resolution; in snd_timer_user_tinterrupt()
1664 ginfo->resolution = t->hw.resolution; in snd_timer_user_ginfo()
1819 info->resolution = t->hw.resolution; in snd_timer_user_info()
1843 u64 resolution; in snd_timer_user_params() local
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/linux/sound/core/seq/
A Dseq_timer.c31 tmr->tick.resolution += s; in snd_seq_timer_set_tick_resolution()
33 if (tmr->tick.resolution <= 0) in snd_seq_timer_set_tick_resolution()
34 tmr->tick.resolution = 1; in snd_seq_timer_set_tick_resolution()
121 unsigned long resolution, in snd_seq_timer_interrupt() argument
139 resolution *= ticks; in snd_seq_timer_interrupt()
142 resolution = (resolution >> 16) * tmr->skew + in snd_seq_timer_interrupt()
143 (((resolution & 0xffff) * tmr->skew) >> 16); in snd_seq_timer_interrupt()
147 snd_seq_inc_time_nsec(&tmr->cur_time, resolution); in snd_seq_timer_interrupt()
150 snd_seq_timer_update_tick(&tmr->tick, resolution); in snd_seq_timer_interrupt()
483 unsigned long resolution; in snd_seq_info_timer_read() local
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A Dseq_timer.h14 unsigned long resolution; /* time per tick in nsec */ member
54 unsigned long resolution) in snd_seq_timer_update_tick() argument
56 if (tick->resolution > 0) { in snd_seq_timer_update_tick()
57 tick->fraction += resolution; in snd_seq_timer_update_tick()
58 tick->cur_tick += (unsigned int)(tick->fraction / tick->resolution); in snd_seq_timer_update_tick()
59 tick->fraction %= tick->resolution; in snd_seq_timer_update_tick()
/linux/scripts/kconfig/tests/err_recursive_dep/
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
31 For a resolution refer to Documentation/kbuild/kconfig-language.rst
37 For a resolution refer to Documentation/kbuild/kconfig-language.rst
/linux/Documentation/timers/
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.
100 high-resolution clocks, where we need separate pending and expired
104 high-resolution clocks though, it also simplifies the handling of
126 special nanosecond-resolution type: ktime_t. The kernel-internal
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/linux/drivers/staging/media/atomisp/pci/camera/util/src/
A Dutil.c140 bool ia_css_util_resolution_is_zero(const struct ia_css_resolution resolution) in ia_css_util_resolution_is_zero() argument
142 return (resolution.width == 0) || (resolution.height == 0); in ia_css_util_resolution_is_zero()
146 bool ia_css_util_resolution_is_even(const struct ia_css_resolution resolution) in ia_css_util_resolution_is_even() argument
148 return IS_EVEN(resolution.height) && IS_EVEN(resolution.width); in ia_css_util_resolution_is_even()
/linux/Documentation/ABI/testing/
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
82 conversion duration depend on the resolution (if
84 resolution, 750ms for 12bits.
101 * '9..14' : set the device resolution in RAM
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/linux/drivers/acpi/acpica/
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/
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/drivers/hwmon/
A Dftsteutates.c72 enum WATCHDOG_RESOLUTION resolution; member
223 enum WATCHDOG_RESOLUTION resolution) in fts_wd_set_resolution() argument
227 if (data->resolution == resolution) in fts_wd_set_resolution()
234 if ((resolution == seconds && ret & BIT(1)) || in fts_wd_set_resolution()
236 data->resolution = resolution; in fts_wd_set_resolution()
240 if (resolution == seconds) in fts_wd_set_resolution()
249 data->resolution = resolution; in fts_wd_set_resolution()
256 enum WATCHDOG_RESOLUTION resolution = seconds; in fts_wd_set_timeout() local
265 resolution = minutes; in fts_wd_set_timeout()
268 ret = fts_wd_set_resolution(data, resolution); in fts_wd_set_timeout()
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A Dlm75.c109 u8 resolution; /* In bits, 9 to 16 */ member
307 static inline long lm75_reg_to_mc(s16 temp, u8 resolution) in lm75_reg_to_mc() argument
309 return ((temp >> (16 - resolution)) * 1000) >> (resolution - 8); in lm75_reg_to_mc()
368 *val = lm75_reg_to_mc(regval, data->resolution); in lm75_read()
379 u8 resolution; in lm75_write_temp() local
398 resolution = data->params->resolution_limits; in lm75_write_temp()
400 resolution = data->resolution; in lm75_write_temp()
403 temp = DIV_ROUND_CLOSEST(temp << (resolution - 8), in lm75_write_temp()
404 1000) << (16 - resolution); in lm75_write_temp()
428 data->resolution = data->params->resolutions[index]; in lm75_update_interval()
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A Dsch56xx-common.c249 unsigned int resolution; in watchdog_set_timeout() local
255 resolution = 1; in watchdog_set_timeout()
257 resolution = 60; in watchdog_set_timeout()
259 if (timeout < resolution || timeout > (resolution * 255)) in watchdog_set_timeout()
262 if (resolution == 1) in watchdog_set_timeout()
283 data->watchdog_preset = DIV_ROUND_UP(timeout, resolution); in watchdog_set_timeout()
284 wddev->timeout = data->watchdog_preset * resolution; in watchdog_set_timeout()
/linux/Documentation/userspace-api/media/v4l/
A Ddev-decoder.rst65 height for given coded resolution.
67 coded resolution
70 see also: visible resolution.
73 width for given coded resolution.
134 source resolution
147 for example: coded resolution, visible resolution, codec profile.
152 visible resolution
155 display resolution.
263 use this resolution as a placeholder resolution that will likely change
647 resolution changes can be accommodated.
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/linux/Documentation/hwmon/
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/drivers/pwm/
A Dpwm-mediatek.c123 u64 resolution; in pwm_mediatek_config() local
136 resolution = (u64)NSEC_PER_SEC * 1000; in pwm_mediatek_config()
137 do_div(resolution, clk_get_rate(pc->clk_pwms[pwm->hwpwm])); in pwm_mediatek_config()
139 cnt_period = DIV_ROUND_CLOSEST_ULL((u64)period_ns * 1000, resolution); in pwm_mediatek_config()
141 resolution *= 2; in pwm_mediatek_config()
144 resolution); in pwm_mediatek_config()
162 cnt_duty = DIV_ROUND_CLOSEST_ULL((u64)duty_ns * 1000, resolution); in pwm_mediatek_config()
/linux/sound/drivers/pcsp/
A Dpcsp.c45 unsigned int resolution = hrtimer_resolution; in snd_pcsp_create() local
49 if (resolution > PCSP_MAX_PERIOD_NS) { in snd_pcsp_create()
51 "(%unS)\n", resolution); in snd_pcsp_create()
59 if (loops_per_jiffy >= PCSP_MIN_LPJ && resolution <= PCSP_MIN_PERIOD_NS) in snd_pcsp_create()
65 loops_per_jiffy, min_div, resolution); in snd_pcsp_create()
/linux/drivers/staging/iio/resolver/
A Dad2s1210.c95 u8 resolution; member
183 ad2s1210_res_pins[(st->resolution - 10) / 2][0]); in ad2s1210_set_resolution_pin()
185 ad2s1210_res_pins[(st->resolution - 10) / 2][1]); in ad2s1210_set_resolution_pin()
319 st->resolution = in ad2s1210_store_control()
336 return sprintf(buf, "%d\n", st->resolution); in ad2s1210_show_resolution()
375 st->resolution = in ad2s1210_store_resolution()
497 pos >>= 16 - st->resolution; in ad2s1210_read_raw()
504 vel >>= 16 - st->resolution; in ad2s1210_read_raw()
506 negative = (0xffff >> st->resolution) << st->resolution; in ad2s1210_read_raw()
604 data |= (st->resolution - 10) >> 1; in ad2s1210_initial()
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/linux/drivers/comedi/drivers/
A Ddas800.c94 int resolution; member
167 .resolution = 12,
173 .resolution = 12,
179 .resolution = 12,
185 .resolution = 12,
191 .resolution = 12,
197 .resolution = 12,
203 .resolution = 16,
240 if (board->resolution == 16) in das800_enable()
387 if (board->resolution == 12 && gain > 0) in das800_ai_do_cmd()
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/linux/drivers/input/mouse/
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()

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