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/linux/drivers/net/ethernet/chelsio/libcxgb/
H A Dlibcxgb_ppm.c65 int cxgbi_ppm_find_page_index(struct cxgbi_ppm *ppm, unsigned long pgsz) in cxgbi_ppm_find_page_index() argument
67 struct cxgbi_tag_format *tformat = &ppm->tformat; in cxgbi_ppm_find_page_index()
73 pr_debug("%s: %s ppm, pgsz %lu -> idx %d.\n", in cxgbi_ppm_find_page_index()
74 __func__, ppm->ndev->name, pgsz, i); in cxgbi_ppm_find_page_index()
104 static void ppm_mark_entries(struct cxgbi_ppm *ppm, int i, int count, in ppm_mark_entries() argument
107 struct cxgbi_ppod_data *pdata = ppm->ppod_data + i; in ppm_mark_entries()
118 static int ppm_get_cpu_entries(struct cxgbi_ppm *ppm, unsigned int count, in ppm_get_cpu_entries() argument
125 if (!ppm->pool) in ppm_get_cpu_entries()
129 pool = per_cpu_ptr(ppm->pool, cpu); in ppm_get_cpu_entries()
133 i = ppm_find_unused_entries(pool->bmap, ppm->pool_index_max, in ppm_get_cpu_entries()
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H A Dlibcxgb_ppm.h120 /* per cpu ppm pool */
124 spinlock_t lock; /* ppm pool lock */
143 spinlock_t map_lock; /* ppm map lock */
197 static inline int cxgbi_ppm_is_ddp_tag(struct cxgbi_ppm *ppm, u32 tag) in cxgbi_ppm_is_ddp_tag() argument
199 return !(tag & ppm->tformat.no_ddp_mask); in cxgbi_ppm_is_ddp_tag()
202 static inline int cxgbi_ppm_sw_tag_is_usable(struct cxgbi_ppm *ppm, in cxgbi_ppm_sw_tag_is_usable() argument
209 static inline int cxgbi_ppm_make_non_ddp_tag(struct cxgbi_ppm *ppm, in cxgbi_ppm_make_non_ddp_tag() argument
213 struct cxgbi_tag_format *tformat = &ppm->tformat; in cxgbi_ppm_make_non_ddp_tag()
215 if (!cxgbi_ppm_sw_tag_is_usable(ppm, sw_tag)) { in cxgbi_ppm_make_non_ddp_tag()
232 static inline u32 cxgbi_ppm_decode_non_ddp_tag(struct cxgbi_ppm *ppm, in cxgbi_ppm_decode_non_ddp_tag() argument
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/linux/drivers/target/iscsi/cxgbit/
H A Dcxgbit_ddp.c64 cxgbit_ppod_init_idata(struct cxgbit_device *cdev, struct cxgbi_ppm *ppm, in cxgbit_ppod_init_idata() argument
69 unsigned int pm_addr = (idx << PPOD_SIZE_SHIFT) + ppm->llimit; in cxgbit_ppod_init_idata()
98 cxgbit_ppod_write_idata(struct cxgbi_ppm *ppm, struct cxgbit_sock *csk, in cxgbit_ppod_write_idata() argument
110 skb = cxgbit_ppod_init_idata(cdev, ppm, idx, npods, csk->tid); in cxgbit_ppod_write_idata()
127 cxgbit_ddp_set_map(struct cxgbi_ppm *ppm, struct cxgbit_sock *csk, in cxgbit_ddp_set_map() argument
143 ret = cxgbit_ppod_write_idata(ppm, csk, ttinfo, pidx, cnt, in cxgbit_ddp_set_map()
175 struct cxgbi_ppm *ppm = cdev2ppm(cdev); in cxgbit_ddp_reserve() local
182 pr_debug("ppm 0x%p, pgidx %u, xfer %u, sgcnt %u, NO ddp.\n", in cxgbit_ddp_reserve()
183 ppm, ppm->tformat.pgsz_idx_dflt, in cxgbit_ddp_reserve()
197 ret = cxgbi_ppm_ppods_reserve(ppm, ttinfo->nr_pages, 0, &ttinfo->idx, in cxgbit_ddp_reserve()
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/linux/drivers/clocksource/
H A Dscx200_hrt.c27 static int ppm; variable
28 module_param(ppm, int, 0); /* load time only */
29 MODULE_PARM_DESC(ppm, "+-adjust to actual XO freq (ppm)");
77 freq = (HRT_FREQ + ppm); in init_hrt_clocksource()
81 pr_info("enabling scx200 high-res timer (%s MHz +%d ppm)\n", mhz27 ? "27":"1", ppm); in init_hrt_clocksource()
/linux/tools/testing/selftests/timers/
H A Dchange_skew.c33 int change_skew_test(int ppm) in change_skew_test() argument
39 tx.freq = ppm << 16; in change_skew_test()
60 int ppm[5] = {0, 250, 500, -250, -500}; in main() local
76 printf("Using %i ppm adjustment\n", ppm[i]); in main()
77 ret = change_skew_test(ppm[i]); in main()
/linux/drivers/scsi/isci/
H A Dprobe_roms.h234 * NOTE: Max spread for SATA is +0 / -5000 PPM.
237 * SATA SSC Tx at +0 / -1419 PPM Spread = 0x2
238 * SATA SSC Tx at +0 / -2129 PPM Spread = 0x3
239 * SATA SSC Tx at +0 / -4257 PPM Spread = 0x6
240 * SATA SSC Tx at +0 / -4967 PPM Spread = 0x7
247 * -2300 PPM
249 * SAS SSC Tx at +0 / -1419 PPM Spread = 0x2
250 * SAS SSC Tx at +0 / -2129 PPM Spread = 0x3
253 * -2300 PPM
255 * SAS SSC Tx at +1064 / -1064 PPM Spread = 0x3
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/linux/include/uapi/linux/
H A Dtimex.h68 __kernel_long_t freq; /* frequency offset (scaled ppm) */
74 __kernel_long_t tolerance;/* clock frequency tolerance (ppm)
80 __kernel_long_t ppsfreq;/* pps frequency (scaled ppm) (ro) */
83 __kernel_long_t stabil; /* pps stability (scaled ppm) (ro) */
106 long long freq; /* frequency offset (scaled ppm) */
113 long long tolerance;/* clock frequency tolerance (ppm)
119 long long ppsfreq;/* pps frequency (scaled ppm) (ro) */
123 long long stabil; /* pps stability (scaled ppm) (ro) */
/linux/drivers/iio/chemical/
H A Dmhz19b.c176 * (make sure the sensor has been working under 400ppm for over 20 minutes.)
185 u16 ppm; in calibration_forced_value_store() local
188 ret = kstrtou16(buf, 0, &ppm); in calibration_forced_value_store()
192 if (ppm) { in calibration_forced_value_store()
193 if (!in_range(ppm, MHZ19B_SPAN_POINT_PPM_MIN, in calibration_forced_value_store()
196 "span point ppm should be in a range [%d-%d]\n", in calibration_forced_value_store()
206 ret = mhz19b_serdev_cmd(indio_dev, cmd, ppm); in calibration_forced_value_store()
/linux/Documentation/devicetree/bindings/iio/afe/
H A Dtemperature-transducer.yaml78 alpha-ppm-per-celsius:
92 - alpha-ppm-per-celsius
103 alpha-ppm-per-celsius = <1>; /* 1 uA/K */
112 alpha-ppm-per-celsius = <4000>; /* 4 mV/K */
H A Dtemperature-sense-rtd.yaml62 alpha-ppm-per-celsius:
87 - alpha-ppm-per-celsius
98 alpha-ppm-per-celsius = <3908>;
/linux/drivers/media/dvb-frontends/
H A Dl64781.c118 static const u32 ppm = 8000; in apply_frontend_param() local
120 /* u32 ddfs_offset_variable = 0x6000-((1000000UL+ppm)/ */ in apply_frontend_param()
179 ddfs_offset_fixed = 0x4000-(ppm<<16)/bw/1000000; in apply_frontend_param()
181 /* This works up to 20000 ppm, it overflows if too large ppm! */ in apply_frontend_param()
182 init_freq = (((8UL<<25) + (8UL<<19) / 25*ppm / (15625/25)) / in apply_frontend_param()
186 /* will work for high ppm only... */ in apply_frontend_param()
194 spi_bias /= 1000 + ppm/1000; in apply_frontend_param()
455 /* With ppm=8000, it seems the DTR_SENSITIVITY will result in in l64781_init()
/linux/drivers/scsi/cxgbi/
H A Dlibcxgbi.c1224 struct cxgbi_ppm *ppm = (struct cxgbi_ppm *)(*ppm_pp); in cxgbi_ddp_ppm_setup() local
1226 if (ppm->ppmax < 1024 || in cxgbi_ddp_ppm_setup()
1227 ppm->tformat.pgsz_idx_dflt >= DDP_PGIDX_MAX) in cxgbi_ddp_ppm_setup()
1266 struct cxgbi_ppm *ppm = cdev->cdev2ppm(cdev); in cxgbi_ddp_reserve() local
1279 if (!ppm || xferlen < DDP_THRESHOLD || !sgcnt || in cxgbi_ddp_reserve()
1280 ppm->tformat.pgsz_idx_dflt >= DDP_PGIDX_MAX) { in cxgbi_ddp_reserve()
1282 "ppm 0x%p, pgidx %u, xfer %u, sgcnt %u, NO ddp.\n", in cxgbi_ddp_reserve()
1283 ppm, ppm ? ppm->tformat.pgsz_idx_dflt : DDP_PGIDX_MAX, in cxgbi_ddp_reserve()
1297 * the itt generated by libiscsi is saved in the ppm and can be in cxgbi_ddp_reserve()
1300 err = cxgbi_ppm_ppods_reserve(ppm, ttinfo->nr_pages, 0, &ttinfo->idx, in cxgbi_ddp_reserve()
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/linux/drivers/media/dvb-frontends/cxd2880/
H A Dcxd2880_tnrdmd_dvbt_mon.h64 *tnr_dmd, int *ppm);
69 int *ppm);
H A Dcxd2880_tnrdmd_dvbt_mon.c543 *tnr_dmd, int *ppm) in cxd2880_tnrdmd_dvbt_mon_sampling_offset() argument
554 if (!tnr_dmd || !ppm) in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
648 *ppm = (num + (den / 2)) / den; in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
650 *ppm = (num - (den / 2)) / den; in cxd2880_tnrdmd_dvbt_mon_sampling_offset()
657 *tnr_dmd, int *ppm) in cxd2880_tnrdmd_dvbt_mon_sampling_offset_sub() argument
659 if (!tnr_dmd || !ppm) in cxd2880_tnrdmd_dvbt_mon_sampling_offset_sub()
665 return cxd2880_tnrdmd_dvbt_mon_sampling_offset(tnr_dmd->diver_sub, ppm); in cxd2880_tnrdmd_dvbt_mon_sampling_offset_sub()
H A Dcxd2880_tnrdmd_dvbt2_mon.h104 *tnr_dmd, int *ppm);
109 int *ppm);
/linux/drivers/net/ethernet/ti/
H A Dam65-cpts.c30 u32 ppm_low; /* PPM Load Low Value 0:31 */
31 u32 ppm_hi; /* PPM Load High Value 32:63 */
59 u32 ts_ppm_low; /* Time Stamp PPM Load Low Value 0:31 */
60 u32 ts_ppm_hi; /* Time Stamp PPM Load High Value 32:63 */
480 /* GenF PPM will do correction using cpts refclk tick which is in am65_cpts_ptp_adjfine()
481 * (cpts->ts_add_val + 1) ns, so GenF length PPM adj period in am65_cpts_ptp_adjfine()
492 * - delay between PPM dir and PPM value changes can cause err due old in am65_cpts_ptp_adjfine()
493 * PPM correction applied in wrong direction in am65_cpts_ptp_adjfine()
494 * - delay between CPTS-clock PPM cfg and GenF PPM cfg can cause err in am65_cpts_ptp_adjfine()
495 * due CPTS-clock PPM working with new cfg while GenF PPM cfg still in am65_cpts_ptp_adjfine()
[all …]
/linux/drivers/gpu/drm/radeon/
H A Dr600_dpm.c1197 ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *) in r600_parse_extended_power_table() local
1206 rdev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign; in r600_parse_extended_power_table()
1208 le16_to_cpu(ppm->usCpuCoreNumber); in r600_parse_extended_power_table()
1210 le32_to_cpu(ppm->ulPlatformTDP); in r600_parse_extended_power_table()
1212 le32_to_cpu(ppm->ulSmallACPlatformTDP); in r600_parse_extended_power_table()
1214 le32_to_cpu(ppm->ulPlatformTDC); in r600_parse_extended_power_table()
1216 le32_to_cpu(ppm->ulSmallACPlatformTDC); in r600_parse_extended_power_table()
1218 le32_to_cpu(ppm->ulApuTDP); in r600_parse_extended_power_table()
1220 le32_to_cpu(ppm->ulDGpuTDP); in r600_parse_extended_power_table()
1222 le32_to_cpu(ppm->ulDGpuUlvPower); in r600_parse_extended_power_table()
[all …]
/linux/drivers/usb/typec/ucsi/
H A Dcros_ec_ucsi.c178 "PPM unresponsive - too many write timeouts.\n"); in cros_ucsi_write_timeout()
212 * system resume to re-enable communication with the PPM. in cros_ucsi_event()
314 * receive any UCSI notifications from the EC where PPM is implemented.
/linux/drivers/video/logo/
H A Dpnmtologo.c142 /* Plain PBM/PGM/PPM */ in read_image()
148 /* Binary PBM/PGM/PPM */ in read_image()
189 /* Plain PPM */ in read_image()
318 "Use ppmquant(1) -map clut_vga16.ppm to reduce the number " in write_logo_vga16()
H A DMakefile30 $(obj)/%.c: $(src)/%.ppm $(obj)/pnmtologo FORCE
/linux/drivers/net/wireless/intel/iwlwifi/mvm/
H A Dptp.c14 /* The scaled_ppm parameter is ppm (parts per million) with a 16-bit fractional
16 * 2^-16 ppm, and 2^16=65536 is 1 ppm.
/linux/drivers/net/wireless/intel/iwlwifi/mld/
H A Dptp.c12 /* The scaled_ppm parameter is ppm (parts per million) with a 16-bit fractional
14 * 2^-16 ppm, and 2^16=65536 is 1 ppm.
/linux/drivers/iio/afe/
H A Diio-rescale.c427 ret = device_property_read_u32(dev, "alpha-ppm-per-celsius", &alpha); in rescale_temp_sense_rtd_props()
429 dev_err(dev, "failed to read alpha-ppm-per-celsius: %d\n", in rescale_temp_sense_rtd_props()
460 ret = device_property_read_u32(dev, "alpha-ppm-per-celsius", &alpha); in rescale_temp_transducer_props()
462 dev_err(dev, "failed to read alpha-ppm-per-celsius: %d\n", ret); in rescale_temp_transducer_props()
/linux/Documentation/userspace-api/media/v4l/
H A Dv4l2grab-example.rst9 This program demonstrates how to grab V4L2 images in ppm format by using
/linux/arch/alpha/kernel/
H A Dtime.c20 * Tighten sanity in time_init from 1% (10,000 PPM) to 250 PPM
419 /* If the given value is within 250 PPM of what we calculated, in time_init()

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