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Searched refs:num_periods (Results 1 - 25 of 40) sorted by relevance

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/kernel/linux/linux-6.6/sound/soc/loongson/
H A Dloongson_dma.c146 u32 num_periods; in loongson_pcm_hw_params() local
154 num_periods = buf_len / period_len; in loongson_pcm_hw_params()
155 if (!num_periods || num_periods > prtd->dma_desc_arr_size) { in loongson_pcm_hw_params()
166 for (i = 0; i < num_periods; i++) { in loongson_pcm_hw_params()
188 desc = &prtd->dma_desc_arr[num_periods - 1]; in loongson_pcm_hw_params()
/kernel/linux/linux-5.10/drivers/staging/ralink-gdma/
H A Dralink-gdma.c567 unsigned int num_periods, i; in gdma_dma_prep_dma_memcpy() local
576 num_periods = DIV_ROUND_UP(len, xfer_count); in gdma_dma_prep_dma_memcpy()
578 desc = kzalloc(struct_size(desc, sg, num_periods), GFP_ATOMIC); in gdma_dma_prep_dma_memcpy()
585 for (i = 0; i < num_periods; i++) { in gdma_dma_prep_dma_memcpy()
597 desc->num_sgs = num_periods; in gdma_dma_prep_dma_memcpy()
611 unsigned int num_periods, i; in gdma_dma_prep_dma_cyclic() local
622 num_periods = buf_len / period_len; in gdma_dma_prep_dma_cyclic()
623 desc = kzalloc(struct_size(desc, sg, num_periods), GFP_ATOMIC); in gdma_dma_prep_dma_cyclic()
630 for (i = 0; i < num_periods; i++) { in gdma_dma_prep_dma_cyclic()
644 desc->num_sgs = num_periods; in gdma_dma_prep_dma_cyclic()
[all...]
/kernel/linux/linux-5.10/drivers/media/pci/cx23885/
H A Dcx23885-alsa.c179 chip->num_periods, buf->bpl * chip->num_periods); in cx23885_start_audio_dma()
371 chip->num_periods = params_periods(hw_params); in snd_cx23885_hw_params()
375 BUG_ON(chip->num_periods & (chip->num_periods-1)); in snd_cx23885_hw_params()
394 chip->period_size, chip->num_periods, 1); in snd_cx23885_hw_params()
/kernel/linux/linux-6.6/drivers/media/pci/cx23885/
H A Dcx23885-alsa.c179 chip->num_periods, buf->bpl * chip->num_periods); in cx23885_start_audio_dma()
371 chip->num_periods = params_periods(hw_params); in snd_cx23885_hw_params()
375 BUG_ON(chip->num_periods & (chip->num_periods-1)); in snd_cx23885_hw_params()
394 chip->period_size, chip->num_periods, 1); in snd_cx23885_hw_params()
/kernel/linux/linux-6.6/sound/soc/intel/avs/
H A Dcldma.c37 unsigned int num_periods; member
212 cl->num_periods = 0; in cldma_setup_bdle()
230 cl->num_periods++; in cldma_setup_bdle()
244 snd_hdac_stream_writeb(cl, SD_LVI, cl->num_periods - 1); in hda_cldma_setup()
/kernel/linux/linux-5.10/drivers/media/pci/cx88/
H A Dcx88-alsa.c70 unsigned int num_periods; member
136 chip->num_periods, buf->bpl * chip->num_periods); in _cx88_start_audio_dma()
463 chip->num_periods = params_periods(hw_params); in snd_cx88_hw_params()
467 WARN_ON(chip->num_periods & (chip->num_periods - 1)); in snd_cx88_hw_params()
486 chip->period_size, chip->num_periods, 1); in snd_cx88_hw_params()
/kernel/linux/linux-6.6/drivers/media/pci/cx88/
H A Dcx88-alsa.c70 unsigned int num_periods; member
135 chip->num_periods, buf->bpl * chip->num_periods); in _cx88_start_audio_dma()
462 chip->num_periods = params_periods(hw_params); in snd_cx88_hw_params()
466 WARN_ON(chip->num_periods & (chip->num_periods - 1)); in snd_cx88_hw_params()
485 chip->period_size, chip->num_periods, 1); in snd_cx88_hw_params()
/kernel/linux/linux-5.10/drivers/media/pci/cx25821/
H A Dcx25821-alsa.c78 unsigned int num_periods; member
251 chip->num_periods, buf->bpl * chip->num_periods); in _cx25821_start_audio_dma()
510 chip->num_periods = params_periods(hw_params); in snd_cx25821_hw_params()
514 BUG_ON(chip->num_periods & (chip->num_periods - 1)); in snd_cx25821_hw_params()
536 chip->period_size, chip->num_periods, 1); in snd_cx25821_hw_params()
/kernel/linux/linux-6.6/drivers/media/pci/cx25821/
H A Dcx25821-alsa.c78 unsigned int num_periods; member
250 chip->num_periods, buf->bpl * chip->num_periods); in _cx25821_start_audio_dma()
509 chip->num_periods = params_periods(hw_params); in snd_cx25821_hw_params()
513 BUG_ON(chip->num_periods & (chip->num_periods - 1)); in snd_cx25821_hw_params()
535 chip->period_size, chip->num_periods, 1); in snd_cx25821_hw_params()
/kernel/linux/linux-5.10/drivers/dma/
H A Dtegra210-adma.c124 size_t num_periods; member
401 periods_remaining = tdc->tx_buf_count % desc->num_periods; in tegra_adma_get_residue()
566 if (desc->num_periods > ADMA_CH_CONFIG_MAX_BUFS) in tegra_adma_set_xfer_params()
573 ch_regs->config = ADMA_CH_CONFIG_SRC_BUF(desc->num_periods - 1); in tegra_adma_set_xfer_params()
583 ch_regs->config = ADMA_CH_CONFIG_TRG_BUF(desc->num_periods - 1); in tegra_adma_set_xfer_params()
637 desc->num_periods = buf_len / period_len; in tegra_adma_prep_dma_cyclic()
H A Ddma-axi-dmac.c494 unsigned int num_periods, unsigned int period_len, in axi_dmac_fill_linear_sg()
507 for (i = 0; i < num_periods; i++) { in axi_dmac_fill_linear_sg()
583 unsigned int num_periods, num_segments; in axi_dmac_prep_dma_cyclic() local
595 num_periods = buf_len / period_len; in axi_dmac_prep_dma_cyclic()
598 desc = axi_dmac_alloc_desc(num_periods * num_segments); in axi_dmac_prep_dma_cyclic()
602 axi_dmac_fill_linear_sg(chan, direction, buf_addr, num_periods, in axi_dmac_prep_dma_cyclic()
492 axi_dmac_fill_linear_sg(struct axi_dmac_chan *chan, enum dma_transfer_direction direction, dma_addr_t addr, unsigned int num_periods, unsigned int period_len, struct axi_dmac_sg *sg) axi_dmac_fill_linear_sg() argument
H A Dmxs-dma.c581 u32 num_periods = buf_len / period_len; in mxs_dma_prep_dma_cyclic() local
591 if (num_periods > NUM_CCW) { in mxs_dma_prep_dma_cyclic()
594 num_periods, NUM_CCW); in mxs_dma_prep_dma_cyclic()
608 if (i + 1 == num_periods) in mxs_dma_prep_dma_cyclic()
H A Dmmp_tdma.c429 int num_periods = buf_len / period_len; in mmp_tdma_prep_dma_cyclic() local
450 tdmac->desc_num = num_periods; in mmp_tdma_prep_dma_cyclic()
461 if (i + 1 == num_periods) in mmp_tdma_prep_dma_cyclic()
/kernel/linux/linux-6.6/drivers/dma/
H A Ddma-axi-dmac.c498 unsigned int num_periods, unsigned int period_len, in axi_dmac_fill_linear_sg()
511 for (i = 0; i < num_periods; i++) { in axi_dmac_fill_linear_sg()
587 unsigned int num_periods, num_segments; in axi_dmac_prep_dma_cyclic() local
599 num_periods = buf_len / period_len; in axi_dmac_prep_dma_cyclic()
602 desc = axi_dmac_alloc_desc(num_periods * num_segments); in axi_dmac_prep_dma_cyclic()
606 axi_dmac_fill_linear_sg(chan, direction, buf_addr, num_periods, in axi_dmac_prep_dma_cyclic()
496 axi_dmac_fill_linear_sg(struct axi_dmac_chan *chan, enum dma_transfer_direction direction, dma_addr_t addr, unsigned int num_periods, unsigned int period_len, struct axi_dmac_sg *sg) axi_dmac_fill_linear_sg() argument
H A Dtegra210-adma.c122 size_t num_periods; member
399 periods_remaining = tdc->tx_buf_count % desc->num_periods; in tegra_adma_get_residue()
563 if (desc->num_periods > ADMA_CH_CONFIG_MAX_BUFS) in tegra_adma_set_xfer_params()
571 ch_regs->config = ADMA_CH_CONFIG_SRC_BUF(desc->num_periods - 1); in tegra_adma_set_xfer_params()
582 ch_regs->config = ADMA_CH_CONFIG_TRG_BUF(desc->num_periods - 1); in tegra_adma_set_xfer_params()
656 desc->num_periods = buf_len / period_len; in tegra_adma_prep_dma_cyclic()
H A Dmxs-dma.c580 u32 num_periods = buf_len / period_len; in mxs_dma_prep_dma_cyclic() local
590 if (num_periods > NUM_CCW) { in mxs_dma_prep_dma_cyclic()
593 num_periods, NUM_CCW); in mxs_dma_prep_dma_cyclic()
607 if (i + 1 == num_periods) in mxs_dma_prep_dma_cyclic()
H A Dmmp_tdma.c429 int num_periods = buf_len / period_len; in mmp_tdma_prep_dma_cyclic() local
450 tdmac->desc_num = num_periods; in mmp_tdma_prep_dma_cyclic()
461 if (i + 1 == num_periods) in mmp_tdma_prep_dma_cyclic()
/kernel/linux/linux-6.6/sound/soc/fsl/
H A Dfsl_dma.c91 * @num_periods: the number of periods in the DMA buffer
106 unsigned int num_periods; member
248 if (dma_private->num_periods != NUM_DMA_LINKS) in fsl_dma_isr()
544 dma_private->num_periods = params_periods(hw_params); in fsl_dma_hw_params()
/kernel/linux/linux-5.10/net/ceph/
H A Dstriper.c266 u64 num_periods = DIV64_U64_ROUND_UP(size, period); in ceph_get_num_objects() local
276 return num_periods * l->stripe_count - remainder_objs; in ceph_get_num_objects()
/kernel/linux/linux-6.6/net/ceph/
H A Dstriper.c266 u64 num_periods = DIV64_U64_ROUND_UP(size, period); in ceph_get_num_objects() local
276 return num_periods * l->stripe_count - remainder_objs; in ceph_get_num_objects()
/kernel/linux/linux-5.10/sound/soc/fsl/
H A Dfsl_dma.c91 * @num_periods: the number of periods in the DMA buffer
106 unsigned int num_periods; member
248 if (dma_private->num_periods != NUM_DMA_LINKS) in fsl_dma_isr()
571 dma_private->num_periods = params_periods(hw_params); in fsl_dma_hw_params()
/kernel/linux/linux-6.6/sound/soc/qcom/qdsp6/
H A Dq6apm.h78 uint32_t num_periods; member
H A Dq6apm.c255 data->num_periods = periods; in q6apm_map_memory_regions()
445 if (graph->rx_data.dsp_buf >= graph->rx_data.num_periods) in q6apm_write_async()
485 if (port->dsp_buf >= port->num_periods) in q6apm_read()
H A Dq6asm.c247 uint32_t num_periods; member
378 port->num_periods = 0; in q6asm_audio_client_free_buf()
404 cnt = port->num_periods - 1; in q6asm_unmap_memory_regions()
534 ac->port[dir].num_periods = periods; in q6asm_map_memory_regions()
1485 if (port->dsp_buf >= port->num_periods) in q6asm_read()
1612 if (port->dsp_buf >= port->num_periods) in q6asm_write_async()
/kernel/linux/linux-5.10/sound/soc/qcom/qdsp6/
H A Dq6asm.c247 uint32_t num_periods; member
378 port->num_periods = 0; in q6asm_audio_client_free_buf()
404 cnt = port->num_periods - 1; in q6asm_unmap_memory_regions()
534 ac->port[dir].num_periods = periods; in q6asm_map_memory_regions()
1485 if (port->dsp_buf >= port->num_periods) in q6asm_read()
1612 if (port->dsp_buf >= port->num_periods) in q6asm_write_async()

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