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Searched refs:bursts (Results 1 – 25 of 27) sorted by relevance

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/Linux-v4.19/drivers/scsi/
Dsun_esp.c177 u8 bursts, val; in esp_get_bursts() local
180 bursts = of_getintprop_default(dp, "burst-sizes", 0xff); in esp_get_bursts()
183 bursts &= val; in esp_get_bursts()
187 bursts &= val; in esp_get_bursts()
189 if (bursts == 0xff || in esp_get_bursts()
190 (bursts & DMA_BURST16) == 0 || in esp_get_bursts()
191 (bursts & DMA_BURST32) == 0) in esp_get_bursts()
192 bursts = (DMA_BURST32 - 1); in esp_get_bursts()
194 esp->bursts = bursts; in esp_get_bursts()
261 can_do_burst16 = (esp->bursts & DMA_BURST16) != 0; in sbus_esp_reset_dma()
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Dqlogicpti.c153 u8 bursts = qpti->bursts; in set_sbus_cfg1() local
160 if (sbus_can_burst64() && (bursts & DMA_BURST64)) { in set_sbus_cfg1()
164 if (bursts & DMA_BURST32) { in set_sbus_cfg1()
166 } else if (bursts & DMA_BURST16) { in set_sbus_cfg1()
168 } else if (bursts & DMA_BURST8) { in set_sbus_cfg1()
776 u8 bursts, bmask; in qpti_get_bursts() local
778 bursts = of_getintprop_default(op->dev.of_node, "burst-sizes", 0xff); in qpti_get_bursts()
781 bursts &= bmask; in qpti_get_bursts()
782 if (bursts == 0xff || in qpti_get_bursts()
783 (bursts & DMA_BURST16) == 0 || in qpti_get_bursts()
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Dqlogicpti.h370 unsigned char bursts; member
Desp_scsi.h480 u8 bursts; member
/Linux-v4.19/drivers/atm/
DKconfig73 chipsets. However, in some cases, large bursts may overrun buffers
75 bursts must be disabled and only (slower) small bursts can be used.
84 Also, sometimes larger bursts lead to lower throughput, e.g. on an
86 when going from 8W to 16W bursts.
89 bool "Enable 16W TX bursts (discouraged)"
96 bool "Enable 8W TX bursts (recommended)"
103 bool "Enable 4W TX bursts (optional)"
107 this if you have disabled 8W bursts. Enabling 4W if 8W is also set
111 bool "Enable 2W TX bursts (optional)"
115 this if you have disabled 4W and 8W bursts. Enabling 2W if 4W or 8W
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Dfore200e.c781 unsigned int bursts; in fore200e_sba_map() local
799 bursts = of_getintprop_default(op->dev.of_node->parent, "burst-sizes", 0x00); in fore200e_sba_map()
802 sbus_set_sbus64(&op->dev, bursts); in fore200e_sba_map()
/Linux-v4.19/drivers/mfd/
Dstm32-timers.c51 unsigned int num_reg, unsigned int bursts, in stm32_timers_dma_burst_read() argument
58 size_t len = num_reg * bursts * sizeof(u32); in stm32_timers_dma_burst_read()
71 if (!num_reg || !bursts || reg > STM32_TIMERS_MAX_REGISTERS || in stm32_timers_dma_burst_read()
113 dbl = FIELD_PREP(TIM_DCR_DBL, bursts - 1); in stm32_timers_dma_burst_read()
/Linux-v4.19/include/linux/mfd/
Dstm32-timers.h130 unsigned int num_reg, unsigned int bursts,
137 unsigned int bursts, in stm32_timers_dma_burst_read() argument
/Linux-v4.19/Documentation/devicetree/bindings/net/
Dsamsung-sxgbe.txt17 - samsung,burst-map: Integer, Program the possible bursts supported by sxgbe
18 This is an integer and represents allowable DMA bursts when fixed burst.
/Linux-v4.19/arch/sparc/kernel/
Dsbus.c59 void sbus_set_sbus64(struct device *dev, int bursts) in sbus_set_sbus64() argument
112 if (bursts & DMA_BURST8) in sbus_set_sbus64()
114 if (bursts & DMA_BURST16) in sbus_set_sbus64()
116 if (bursts & DMA_BURST32) in sbus_set_sbus64()
118 if (bursts & DMA_BURST64) in sbus_set_sbus64()
/Linux-v4.19/drivers/gpu/drm/imx/
Dipuv3-plane.c530 unsigned int npb, bursts; in ipu_calculate_bursts() local
540 for (bursts = 8; bursts > 1; bursts /= 2) { in ipu_calculate_bursts()
541 if (round_up(width_bytes, npb * cpp * bursts) <= stride) in ipu_calculate_bursts()
544 *num_bursts = bursts; in ipu_calculate_bursts()
/Linux-v4.19/drivers/dma/
Dpl330.c1267 unsigned long *bursts, const struct _xfer_spec *pxs) in _loop() argument
1273 if (*bursts == 1) in _loop()
1277 if (*bursts >= 256*256) { in _loop()
1280 cyc = *bursts / lcnt1 / lcnt0; in _loop()
1281 } else if (*bursts > 256) { in _loop()
1283 lcnt0 = *bursts / lcnt1; in _loop()
1286 lcnt1 = *bursts; in _loop()
1340 *bursts = lcnt1 * cyc; in _loop()
1342 *bursts *= lcnt0; in _loop()
1353 unsigned long c, bursts = BYTE_TO_BURST(x->bytes, ccr); in _setup_loops() local
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/Linux-v4.19/drivers/gpu/ipu-v3/
Dipu-common.c391 u32 bursts, regval; in ipu_idmac_lock_enable() local
397 bursts = 0x00; /* locking disabled */ in ipu_idmac_lock_enable()
400 bursts = 0x01; in ipu_idmac_lock_enable()
403 bursts = 0x02; in ipu_idmac_lock_enable()
406 bursts = 0x03; in ipu_idmac_lock_enable()
417 if (bursts && ipu->ipu_type != IPUV3H) in ipu_idmac_lock_enable()
431 regval |= (bursts << idmac_lock_en_info[i].shift); in ipu_idmac_lock_enable()
/Linux-v4.19/Documentation/devicetree/bindings/dma/
Darm-pl08x.txt26 - memcpy-burst-size: the size of the bursts for memcpy: 1, 4, 8, 16, 32
/Linux-v4.19/Documentation/spi/
Dpxa2xx165 .dma_burst_size = 8, /* Byte wide transfers used so 8 byte bursts */
173 .dma_burst_size = 8, /* Byte wide transfers used so 8 byte bursts */
/Linux-v4.19/Documentation/fb/
Ddeferred_io.txt35 whether to coalesce and issue SG DMA or to do memory bursts.
Dintelfb.txt67 to occur in bursts which can significantly increase performance.
Dintel810.txt138 to occur in bursts which can significantly increase performance.
/Linux-v4.19/Documentation/RCU/
Dtorture.txt18 fqs_duration Duration (in microseconds) of artificially induced bursts
21 bursts help force races between forcing a given grace
27 fqs_stutter Wait time (in seconds) between consecutive bursts
/Linux-v4.19/Documentation/networking/
Dxfrm_sync.txt162 If you have an SA that is getting hit by traffic in bursts such that
Ddpaa.txt190 traffic bursts from a certain queue are serviced by the same CPU.
/Linux-v4.19/drivers/media/rc/
DKconfig344 Note that this device can only record bursts of 36 IR pulses and
/Linux-v4.19/Documentation/timers/
DNO_HZ.txt37 that use short bursts of CPU, where there are very frequent idle
/Linux-v4.19/Documentation/driver-api/dmaengine/
Dprovider.rst502 - Chunk: A contiguous collection of bursts
/Linux-v4.19/Documentation/sysctl/
Dvm.txt872 too small for the allocation bursts occurring in the system. This knob

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