period_len 2093 drivers/dma/amba-pl08x.c size_t period_len, enum dma_transfer_direction direction, period_len 2104 drivers/dma/amba-pl08x.c __func__, period_len, buf_len, period_len 2114 drivers/dma/amba-pl08x.c for (tmp = 0; tmp < buf_len; tmp += period_len) { period_len 2116 drivers/dma/amba-pl08x.c buf_addr + tmp, period_len); period_len 1207 drivers/dma/at_hdmac.c size_t period_len) period_len 1209 drivers/dma/at_hdmac.c if (period_len > (ATC_BTSIZE_MAX << reg_width)) period_len 1211 drivers/dma/at_hdmac.c if (unlikely(period_len & ((1 << reg_width) - 1))) period_len 1228 drivers/dma/at_hdmac.c unsigned int reg_width, size_t period_len, period_len 1240 drivers/dma/at_hdmac.c | period_len >> reg_width; period_len 1244 drivers/dma/at_hdmac.c desc->lli.saddr = buf_addr + (period_len * period_index); period_len 1252 drivers/dma/at_hdmac.c desc->len = period_len; period_len 1257 drivers/dma/at_hdmac.c desc->lli.daddr = buf_addr + (period_len * period_index); period_len 1264 drivers/dma/at_hdmac.c desc->len = period_len; period_len 1285 drivers/dma/at_hdmac.c size_t period_len, enum dma_transfer_direction direction, period_len 1295 drivers/dma/at_hdmac.c unsigned int periods = buf_len / period_len; period_len 1301 drivers/dma/at_hdmac.c periods, buf_len, period_len); period_len 1303 drivers/dma/at_hdmac.c if (unlikely(!atslave || !buf_len || !period_len)) { period_len 1323 drivers/dma/at_hdmac.c if (atc_dma_cyclic_check_values(reg_width, buf_addr, period_len)) period_len 1335 drivers/dma/at_hdmac.c reg_width, period_len, direction)) period_len 735 drivers/dma/at_xdmac.c size_t buf_len, size_t period_len, period_len 741 drivers/dma/at_xdmac.c unsigned int periods = buf_len / period_len; period_len 746 drivers/dma/at_xdmac.c __func__, &buf_addr, buf_len, period_len, period_len 781 drivers/dma/at_xdmac.c desc->lld.mbr_da = buf_addr + i * period_len; period_len 783 drivers/dma/at_xdmac.c desc->lld.mbr_sa = buf_addr + i * period_len; period_len 790 drivers/dma/at_xdmac.c | period_len >> at_xdmac_get_dwidth(desc->lld.mbr_cfg); period_len 227 drivers/dma/bcm2835-dma.c size_t period_len, period_len 237 drivers/dma/bcm2835-dma.c if (!period_len) period_len 249 drivers/dma/bcm2835-dma.c if (*total_len + control_block->length < period_len) { period_len 256 drivers/dma/bcm2835-dma.c control_block->length = period_len - *total_len; period_len 306 drivers/dma/bcm2835-dma.c size_t period_len, gfp_t gfp) period_len 350 drivers/dma/bcm2835-dma.c len, period_len, &total_len, period_len 696 drivers/dma/bcm2835-dma.c size_t period_len, enum dma_transfer_direction direction, period_len 723 drivers/dma/bcm2835-dma.c period_len = buf_len; period_len 729 drivers/dma/bcm2835-dma.c if (buf_len % period_len) period_len 732 drivers/dma/bcm2835-dma.c __func__, buf_len, period_len); period_len 758 drivers/dma/bcm2835-dma.c DIV_ROUND_UP(buf_len, period_len) * period_len 760 drivers/dma/bcm2835-dma.c bcm2835_dma_frames_for_length(period_len, max_len); period_len 770 drivers/dma/bcm2835-dma.c period_len, GFP_NOWAIT); period_len 485 drivers/dma/dma-axi-dmac.c unsigned int num_periods, unsigned int period_len, period_len 493 drivers/dma/dma-axi-dmac.c num_segments = DIV_ROUND_UP(period_len, chan->max_length); period_len 494 drivers/dma/dma-axi-dmac.c segment_size = DIV_ROUND_UP(period_len, num_segments); period_len 499 drivers/dma/dma-axi-dmac.c len = period_len; period_len 569 drivers/dma/dma-axi-dmac.c size_t period_len, enum dma_transfer_direction direction, period_len 583 drivers/dma/dma-axi-dmac.c if (period_len == 0 || buf_len % period_len) period_len 586 drivers/dma/dma-axi-dmac.c num_periods = buf_len / period_len; period_len 587 drivers/dma/dma-axi-dmac.c num_segments = DIV_ROUND_UP(period_len, chan->max_length); period_len 594 drivers/dma/dma-axi-dmac.c period_len, desc->sg); period_len 400 drivers/dma/dma-jz4780.c size_t period_len, enum dma_transfer_direction direction, period_len 408 drivers/dma/dma-jz4780.c if (buf_len % period_len) period_len 411 drivers/dma/dma-jz4780.c periods = buf_len / period_len; period_len 419 drivers/dma/dma-jz4780.c period_len, direction); period_len 425 drivers/dma/dma-jz4780.c buf_addr += period_len; period_len 1116 drivers/dma/ep93xx_dma.c size_t buf_len, size_t period_len, period_len 1135 drivers/dma/ep93xx_dma.c if (period_len > DMA_MAX_CHAN_BYTES) { period_len 1137 drivers/dma/ep93xx_dma.c period_len); period_len 1145 drivers/dma/ep93xx_dma.c for (offset = 0; offset < buf_len; offset += period_len) { period_len 1160 drivers/dma/ep93xx_dma.c desc->size = period_len; period_len 444 drivers/dma/fsl-edma-common.c size_t period_len, enum dma_transfer_direction direction, period_len 460 drivers/dma/fsl-edma-common.c sg_len = buf_len / period_len; period_len 480 drivers/dma/fsl-edma-common.c iter = period_len / nbytes; period_len 504 drivers/dma/fsl-edma-common.c dma_buf_next += period_len; period_len 236 drivers/dma/fsl-edma-common.h size_t period_len, enum dma_transfer_direction direction, period_len 368 drivers/dma/img-mdc-dma.c size_t period_len, enum dma_transfer_direction dir, period_len 377 drivers/dma/img-mdc-dma.c if (!buf_len && !period_len) period_len 392 drivers/dma/img-mdc-dma.c mdesc->list_period_len = DIV_ROUND_UP(period_len, period_len 396 drivers/dma/img-mdc-dma.c size_t remainder = min(period_len, buf_len); period_len 868 drivers/dma/imx-dma.c size_t period_len, enum dma_transfer_direction direction, period_len 875 drivers/dma/imx-dma.c unsigned int periods = buf_len / period_len; period_len 878 drivers/dma/imx-dma.c __func__, imxdmac->channel, buf_len, period_len); period_len 899 drivers/dma/imx-dma.c sg_dma_len(&imxdmac->sg_list[i]) = period_len; period_len 900 drivers/dma/imx-dma.c dma_addr += period_len; period_len 323 drivers/dma/imx-sdma.c unsigned int period_len; period_len 806 drivers/dma/imx-sdma.c bd->mode.count = desc->period_len; period_len 1526 drivers/dma/imx-sdma.c size_t period_len, enum dma_transfer_direction direction, period_len 1531 drivers/dma/imx-sdma.c int num_periods = buf_len / period_len; period_len 1544 drivers/dma/imx-sdma.c desc->period_len = period_len; period_len 1548 drivers/dma/imx-sdma.c if (period_len > SDMA_BD_MAX_CNT) { period_len 1550 drivers/dma/imx-sdma.c channel, period_len, SDMA_BD_MAX_CNT); period_len 1560 drivers/dma/imx-sdma.c bd->mode.count = period_len; period_len 1574 drivers/dma/imx-sdma.c i, period_len, (u64)dma_addr, period_len 1580 drivers/dma/imx-sdma.c dma_addr += period_len; period_len 1581 drivers/dma/imx-sdma.c buf += period_len; period_len 1668 drivers/dma/imx-sdma.c desc->period_len - desc->chn_real_count; period_len 590 drivers/dma/k3dma.c size_t buf_len, size_t period_len, period_len 604 drivers/dma/k3dma.c buf_len, period_len, (int)dir); period_len 621 drivers/dma/k3dma.c if (period_len < modulo) period_len 622 drivers/dma/k3dma.c modulo = period_len; period_len 635 drivers/dma/k3dma.c if (since >= period_len) { period_len 638 drivers/dma/k3dma.c since -= period_len; period_len 607 drivers/dma/mmp_pdma.c dma_addr_t buf_addr, size_t len, size_t period_len, period_len 615 drivers/dma/mmp_pdma.c if (!dchan || !len || !period_len) period_len 619 drivers/dma/mmp_pdma.c if (len % period_len != 0) period_len 622 drivers/dma/mmp_pdma.c if (period_len > PDMA_MAX_DESC_BYTES) period_len 653 drivers/dma/mmp_pdma.c (DCMD_LENGTH & period_len)); period_len 666 drivers/dma/mmp_pdma.c len -= period_len; period_len 669 drivers/dma/mmp_pdma.c dma_src += period_len; period_len 671 drivers/dma/mmp_pdma.c dma_dst += period_len; period_len 123 drivers/dma/mmp_tdma.c size_t period_len; period_len 424 drivers/dma/mmp_tdma.c size_t period_len, enum dma_transfer_direction direction, period_len 429 drivers/dma/mmp_tdma.c int num_periods = buf_len / period_len; period_len 435 drivers/dma/mmp_tdma.c if (period_len > TDMA_MAX_XFER_BYTES) { period_len 438 drivers/dma/mmp_tdma.c period_len, TDMA_MAX_XFER_BYTES); period_len 467 drivers/dma/mmp_tdma.c desc->byte_cnt = period_len; period_len 468 drivers/dma/mmp_tdma.c dma_addr += period_len; period_len 469 drivers/dma/mmp_tdma.c buf += period_len; period_len 478 drivers/dma/mmp_tdma.c tdmac->period_len = period_len; period_len 595 drivers/dma/mxs-dma.c size_t period_len, enum dma_transfer_direction direction, period_len 600 drivers/dma/mxs-dma.c u32 num_periods = buf_len / period_len; period_len 617 drivers/dma/mxs-dma.c if (period_len > MAX_XFER_BYTES) { period_len 620 drivers/dma/mxs-dma.c period_len, MAX_XFER_BYTES); period_len 633 drivers/dma/mxs-dma.c ccw->xfer_bytes = period_len; period_len 644 drivers/dma/mxs-dma.c dma_addr += period_len; period_len 645 drivers/dma/mxs-dma.c buf += period_len; period_len 942 drivers/dma/owl-dma.c size_t period_len, period_len 952 drivers/dma/owl-dma.c unsigned int periods = buf_len / period_len; period_len 970 drivers/dma/owl-dma.c src = buf_addr + (period_len * i); period_len 974 drivers/dma/owl-dma.c dst = buf_addr + (period_len * i); period_len 977 drivers/dma/owl-dma.c ret = owl_dma_cfg_lli(vchan, lli, src, dst, period_len, period_len 2666 drivers/dma/pl330.c size_t period_len, enum dma_transfer_direction direction, period_len 2676 drivers/dma/pl330.c if (len % period_len != 0) period_len 2690 drivers/dma/pl330.c for (i = 0; i < len / period_len; i++) { period_len 2734 drivers/dma/pl330.c desc->bytes_requested = period_len; period_len 2735 drivers/dma/pl330.c fill_px(&desc->px, dst, src, period_len); period_len 2742 drivers/dma/pl330.c dma_addr += period_len; period_len 1022 drivers/dma/pxa_dma.c dma_addr_t buf_addr, size_t len, size_t period_len, period_len 1032 drivers/dma/pxa_dma.c if (!dchan || !len || !period_len) period_len 1040 drivers/dma/pxa_dma.c if (len % period_len != 0 || period_len > PDMA_MAX_DESC_BYTES || period_len 1041 drivers/dma/pxa_dma.c !IS_ALIGNED(period_len, 1 << PDMA_ALIGNMENT)) period_len 1045 drivers/dma/pxa_dma.c dcmd |= PXA_DCMD_ENDIRQEN | (PXA_DCMD_LENGTH & period_len); period_len 1048 drivers/dma/pxa_dma.c __func__, (unsigned long)buf_addr, len, period_len, dir, flags); period_len 1050 drivers/dma/pxa_dma.c nb_desc = DIV_ROUND_UP(period_len, PDMA_MAX_DESC_BYTES); period_len 1051 drivers/dma/pxa_dma.c nb_desc *= DIV_ROUND_UP(len, period_len); period_len 1065 drivers/dma/pxa_dma.c dma += period_len; period_len 1066 drivers/dma/pxa_dma.c len -= period_len; period_len 1191 drivers/dma/sh/rcar-dmac.c size_t buf_len, size_t period_len, period_len 1201 drivers/dma/sh/rcar-dmac.c if (rchan->mid_rid < 0 || buf_len < period_len) { period_len 1204 drivers/dma/sh/rcar-dmac.c __func__, buf_len, period_len, rchan->mid_rid); period_len 1211 drivers/dma/sh/rcar-dmac.c sg_len = buf_len / period_len; period_len 1230 drivers/dma/sh/rcar-dmac.c dma_addr_t src = buf_addr + (period_len * i); period_len 1232 drivers/dma/sh/rcar-dmac.c sg_set_page(&sgl[i], pfn_to_page(PFN_DOWN(src)), period_len, period_len 1235 drivers/dma/sh/rcar-dmac.c sg_dma_len(&sgl[i]) = period_len; period_len 693 drivers/dma/sh/shdma-base.c size_t period_len, enum dma_transfer_direction direction, period_len 700 drivers/dma/sh/shdma-base.c unsigned int sg_len = buf_len / period_len; period_len 718 drivers/dma/sh/shdma-base.c if (slave_id < 0 || (buf_len < period_len)) { period_len 721 drivers/dma/sh/shdma-base.c __func__, buf_len, period_len, slave_id); period_len 738 drivers/dma/sh/shdma-base.c dma_addr_t src = buf_addr + (period_len * i); period_len 740 drivers/dma/sh/shdma-base.c sg_set_page(&sgl[i], pfn_to_page(PFN_DOWN(src)), period_len, period_len 743 drivers/dma/sh/shdma-base.c sg_dma_len(&sgl[i]) = period_len; period_len 758 drivers/dma/sirf-dma.c size_t buf_len, size_t period_len, period_len 776 drivers/dma/sirf-dma.c if (buf_len != 2 * period_len) period_len 448 drivers/dma/st_fdma.c size_t period_len, enum dma_transfer_direction direction, period_len 459 drivers/dma/st_fdma.c if (!period_len) period_len 468 drivers/dma/st_fdma.c if (len % period_len != 0) { period_len 473 drivers/dma/st_fdma.c sg_len = len / period_len; period_len 494 drivers/dma/st_fdma.c hw_node->saddr = buf_addr + (i * period_len); period_len 496 drivers/dma/st_fdma.c hw_node->daddr = buf_addr + (i * period_len); period_len 498 drivers/dma/st_fdma.c hw_node->nbytes = period_len; period_len 499 drivers/dma/st_fdma.c hw_node->generic.length = period_len; period_len 2510 drivers/dma/ste_dma40.c size_t buf_len, size_t period_len, period_len 2513 drivers/dma/ste_dma40.c unsigned int periods = buf_len / period_len; period_len 2524 drivers/dma/ste_dma40.c sg_dma_len(&sg[i]) = period_len; period_len 2525 drivers/dma/ste_dma40.c dma_addr += period_len; period_len 895 drivers/dma/stm32-dma.c size_t period_len, enum dma_transfer_direction direction, period_len 904 drivers/dma/stm32-dma.c if (!buf_len || !period_len) { period_len 914 drivers/dma/stm32-dma.c if (buf_len % period_len) { period_len 930 drivers/dma/stm32-dma.c ret = stm32_dma_set_xfer_param(chan, direction, &buswidth, period_len); period_len 934 drivers/dma/stm32-dma.c nb_data_items = period_len / buswidth; period_len 941 drivers/dma/stm32-dma.c if (buf_len == period_len) period_len 949 drivers/dma/stm32-dma.c num_periods = buf_len / period_len; period_len 956 drivers/dma/stm32-dma.c desc->sg_req[i].len = period_len; period_len 965 drivers/dma/stm32-dma.c buf_addr += period_len; period_len 822 drivers/dma/stm32-mdma.c size_t buf_len, size_t period_len, period_len 845 drivers/dma/stm32-mdma.c if (!buf_len || !period_len || period_len > STM32_MDMA_MAX_BLOCK_LEN) { period_len 850 drivers/dma/stm32-mdma.c if (buf_len % period_len) { period_len 855 drivers/dma/stm32-mdma.c count = buf_len / period_len; period_len 865 drivers/dma/stm32-mdma.c &ctbr, src_addr, period_len); period_len 871 drivers/dma/stm32-mdma.c &ctbr, dst_addr, period_len); period_len 887 drivers/dma/stm32-mdma.c src_addr = buf_addr + i * period_len; period_len 891 drivers/dma/stm32-mdma.c dst_addr = buf_addr + i * period_len; period_len 895 drivers/dma/stm32-mdma.c dst_addr, period_len, ctcr, ctbr, period_len 662 drivers/dma/sun4i-dma.c size_t period_len, enum dma_transfer_direction dir, period_len 739 drivers/dma/sun4i-dma.c nr_periods = DIV_ROUND_UP(len / period_len, 2); period_len 742 drivers/dma/sun4i-dma.c offset = i * period_len * 2; period_len 743 drivers/dma/sun4i-dma.c plength = min((len - offset), (period_len * 2)); period_len 765 drivers/dma/sun6i-dma.c size_t period_len, period_len 776 drivers/dma/sun6i-dma.c unsigned int i, periods = buf_len / period_len; period_len 796 drivers/dma/sun6i-dma.c v_lli->len = period_len; period_len 800 drivers/dma/sun6i-dma.c v_lli->src = buf_addr + period_len * i; period_len 807 drivers/dma/sun6i-dma.c v_lli->dst = buf_addr + period_len * i; period_len 1125 drivers/dma/tegra20-apb-dma.c size_t period_len, enum dma_transfer_direction direction, period_len 1138 drivers/dma/tegra20-apb-dma.c if (!buf_len || !period_len) { period_len 1163 drivers/dma/tegra20-apb-dma.c if (buf_len % period_len) { period_len 1168 drivers/dma/tegra20-apb-dma.c len = period_len; period_len 123 drivers/dma/tegra210-adma.c size_t period_len; period_len 404 drivers/dma/tegra210-adma.c return desc->buf_len - (periods_remaining * desc->period_len); period_len 603 drivers/dma/tegra210-adma.c ch_regs->tc = desc->period_len & ADMA_CH_TC_COUNT_MASK; period_len 610 drivers/dma/tegra210-adma.c size_t period_len, enum dma_transfer_direction direction, period_len 616 drivers/dma/tegra210-adma.c if (!buf_len || !period_len || period_len > ADMA_CH_TC_COUNT_MASK) { period_len 621 drivers/dma/tegra210-adma.c if (buf_len % period_len) { period_len 636 drivers/dma/tegra210-adma.c desc->period_len = period_len; period_len 637 drivers/dma/tegra210-adma.c desc->num_periods = buf_len / period_len; period_len 1267 drivers/dma/ti/edma.c size_t period_len, enum dma_transfer_direction direction, period_len 1279 drivers/dma/ti/edma.c if (unlikely(!echan || !buf_len || !period_len)) period_len 1302 drivers/dma/ti/edma.c if (unlikely(buf_len % period_len)) { period_len 1307 drivers/dma/ti/edma.c nslots = (buf_len / period_len) + 1; period_len 1324 drivers/dma/ti/edma.c if (burst == period_len) { period_len 1325 drivers/dma/ti/edma.c period_len = buf_len; period_len 1344 drivers/dma/ti/edma.c __func__, echan->ch_num, nslots, period_len, buf_len); period_len 1366 drivers/dma/ti/edma.c dst_addr, burst, dev_width, period_len, period_len 1374 drivers/dma/ti/edma.c dst_addr += period_len; period_len 1376 drivers/dma/ti/edma.c src_addr += period_len; period_len 1069 drivers/dma/ti/omap-dma.c size_t period_len, enum dma_transfer_direction dir, unsigned long flags) period_len 1117 drivers/dma/ti/omap-dma.c d->sg[0].en = period_len / es_bytes[es]; period_len 1118 drivers/dma/ti/omap-dma.c d->sg[0].fn = buf_len / period_len; period_len 538 drivers/dma/xilinx/xilinx_dma.c size_t period_len) period_len 541 drivers/dma/xilinx/xilinx_dma.c hw->buf_addr = lower_32_bits(buf_addr + sg_used + period_len); period_len 543 drivers/dma/xilinx/xilinx_dma.c period_len); period_len 545 drivers/dma/xilinx/xilinx_dma.c hw->buf_addr = buf_addr + sg_used + period_len; period_len 1876 drivers/dma/xilinx/xilinx_dma.c size_t period_len, enum dma_transfer_direction direction, period_len 1887 drivers/dma/xilinx/xilinx_dma.c if (!period_len) period_len 1890 drivers/dma/xilinx/xilinx_dma.c num_periods = buf_len / period_len; period_len 1910 drivers/dma/xilinx/xilinx_dma.c while (sg_used < period_len) { period_len 1922 drivers/dma/xilinx/xilinx_dma.c copy = xilinx_dma_calc_copysize(chan, period_len, period_len 1926 drivers/dma/xilinx/xilinx_dma.c period_len * i); period_len 605 drivers/dma/zx_dma.c size_t period_len, enum dma_transfer_direction dir, period_len 611 drivers/dma/zx_dma.c int num_periods = buf_len / period_len; period_len 614 drivers/dma/zx_dma.c if (period_len > DMA_MAX_SIZE) { period_len 635 drivers/dma/zx_dma.c zx_dma_fill_desc(ds, dst, src, period_len, num++, period_len 637 drivers/dma/zx_dma.c dma_addr += period_len; period_len 638 drivers/dma/zx_dma.c buf += period_len; period_len 606 drivers/staging/ralink-gdma/ralink-gdma.c size_t period_len, enum dma_transfer_direction direction, period_len 613 drivers/staging/ralink-gdma/ralink-gdma.c if (buf_len % period_len) period_len 616 drivers/staging/ralink-gdma/ralink-gdma.c if (period_len > GDMA_REG_CTRL0_TX_MASK) { period_len 618 drivers/staging/ralink-gdma/ralink-gdma.c period_len); period_len 622 drivers/staging/ralink-gdma/ralink-gdma.c num_periods = buf_len / period_len; period_len 640 drivers/staging/ralink-gdma/ralink-gdma.c desc->sg[i].len = period_len; period_len 641 drivers/staging/ralink-gdma/ralink-gdma.c buf_addr += period_len; period_len 785 include/linux/dmaengine.h size_t period_len, enum dma_transfer_direction direction, period_len 865 include/linux/dmaengine.h size_t period_len, enum dma_transfer_direction dir, period_len 872 include/linux/dmaengine.h period_len, dir, flags);