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Searched refs:buf_idx (Results 1 – 25 of 35) sorted by relevance

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/linux/drivers/misc/mei/
H A Dinterrupt.c202 buf_sz = length + cb->buf_idx; in mei_cl_irq_read_msg()
204 if (buf_sz < cb->buf_idx) { in mei_cl_irq_read_msg()
206 length, cb->buf_idx); in mei_cl_irq_read_msg()
213 cb->buf.size, length, cb->buf_idx); in mei_cl_irq_read_msg()
219 mei_dma_ring_read(dev, cb->buf.data + cb->buf_idx, length); in mei_cl_irq_read_msg()
221 mei_read_slots(dev, cb->buf.data + cb->buf_idx, 0); in mei_cl_irq_read_msg()
223 mei_read_slots(dev, cb->buf.data + cb->buf_idx, length); in mei_cl_irq_read_msg()
226 cb->buf_idx += length; in mei_cl_irq_read_msg()
229 cl_dbg(dev, cl, "completed read length = %zu\n", cb->buf_idx); in mei_cl_irq_read_msg()
307 cb->buf_idx = 0; in mei_cl_irq_read()
H A Dclient.c380 cb->buf_idx = 0; in mei_io_cb_init()
1750 is_vtag = (cb->vtag && cb->buf_idx == 0); in mei_msg_hdr_init()
1835 first_chunk = cb->buf_idx == 0; in mei_cl_irq_write()
1847 buf_len = buf->size - cb->buf_idx; in mei_cl_irq_write()
1848 data = buf->data + cb->buf_idx; in mei_cl_irq_write()
1896 mei_dma_ring_write(dev, buf->data + cb->buf_idx, buf_len); in mei_cl_irq_write()
1904 cb->buf_idx += buf_len; in mei_cl_irq_write()
1977 cb->buf_idx = 0; in mei_cl_write()
2048 cb->buf_idx = buf_len; in mei_cl_write()
H A Dmain.c253 cb->buf.size, cb->buf_idx, *offset); in mei_read()
254 if (*offset >= cb->buf_idx) { in mei_read()
261 length = min_t(size_t, length, cb->buf_idx - *offset); in mei_read()
272 if (*offset < cb->buf_idx) in mei_read()
/linux/drivers/iio/chemical/
H A Dmhz19b.c54 u8 buf_idx; member
244 memcpy(st->buf + st->buf_idx, data, len); in mhz19b_receive_buf()
245 st->buf_idx += len; in mhz19b_receive_buf()
247 if (st->buf_idx == MHZ19B_CMD_SIZE) { in mhz19b_receive_buf()
248 st->buf_idx = 0; in mhz19b_receive_buf()
/linux/drivers/media/pci/pt3/
H A Dpt3_i2c.c47 int buf_idx; in cmdbuf_add() local
53 buf_idx = cbuf->num_cmds / 2; in cmdbuf_add()
54 if (buf_idx < ARRAY_SIZE(cbuf->data)) in cmdbuf_add()
55 cbuf->data[buf_idx] = cbuf->tmp; in cmdbuf_add()
H A Dpt3_dma.c77 idx = adap->buf_idx; in pt3_proc_dma()
86 p = &adap->buffer[adap->buf_idx].data[adap->buf_ofs]; in pt3_proc_dma()
99 adap->buf_idx = idx; in pt3_proc_dma()
123 adap->buf_idx = 0; in pt3_init_dmabuf()
H A Dpt3.h129 int buf_idx; member
/linux/drivers/gpio/
H A Dgpio-sloppy-logic-analyzer.c42 u32 buf_idx; member
93 priv->buf_idx = 0; in fops_capture_set()
127 la_buf[priv->buf_idx++] = state; in fops_capture_set()
130 while (priv->buf_idx < priv->blob.size) { in fops_capture_set()
135 la_buf[priv->buf_idx++] = state; in fops_capture_set()
/linux/arch/um/drivers/
H A Dvirtio_pcidev.c105 int buf_idx; in virtio_pcidev_send_cmd() local
127 buf_idx = virtio_pcidev_get_buf(dev, &posted); in virtio_pcidev_send_cmd()
128 buf = &dev->bufs[buf_idx]; in virtio_pcidev_send_cmd()
132 dev->extra_ptrs[buf_idx] = kmemdup(extra, extra_size, in virtio_pcidev_send_cmd()
135 if (!dev->extra_ptrs[buf_idx]) { in virtio_pcidev_send_cmd()
139 extra = dev->extra_ptrs[buf_idx]; in virtio_pcidev_send_cmd()
/linux/tools/perf/util/
H A Dbpf-event.c264 size_t buf_idx; member
272 n = vsnprintf(ctx->buf + ctx->buf_idx, ctx->buf_size - ctx->buf_idx, in format_btf_cb()
274 ctx->buf_idx += n; in format_btf_cb()
275 if (ctx->buf_idx >= ctx->buf_size) in format_btf_cb()
276 ctx->buf_idx = ctx->buf_size; in format_btf_cb()
284 .buf_idx = 0, in format_btf_variable()
/linux/drivers/net/wwan/t7xx/
H A Dt7xx_hif_dpmaif.c35 unsigned int t7xx_ring_buf_get_next_wr_idx(unsigned int buf_len, unsigned int buf_idx) in t7xx_ring_buf_get_next_wr_idx() argument
37 buf_idx++; in t7xx_ring_buf_get_next_wr_idx()
39 return buf_idx < buf_len ? buf_idx : 0; in t7xx_ring_buf_get_next_wr_idx()
H A Dt7xx_hif_dpmaif.h198 unsigned int t7xx_ring_buf_get_next_wr_idx(unsigned int buf_len, unsigned int buf_idx);
/linux/drivers/staging/media/meson/vdec/
H A Dcodec_mpeg12.c58 static void codec_mpeg12_recycle(struct amvdec_core *core, u32 buf_idx) in codec_mpeg12_recycle() argument
60 amvdec_write_dos(core, MREG_BUFFERIN, buf_idx + 1); in codec_mpeg12_recycle()
H A Dcodec_h264.c154 static void codec_h264_recycle(struct amvdec_core *core, u32 buf_idx) in codec_h264_recycle() argument
161 amvdec_write_dos(core, AV_SCRATCH_7, buf_idx + 1); in codec_h264_recycle()
163 amvdec_write_dos(core, AV_SCRATCH_8, buf_idx + 1); in codec_h264_recycle()
H A Dvdec_helpers.c407 u32 buf_idx, u32 offset, u32 field) in amvdec_dst_buf_done_idx() argument
413 sess->fw_idx_to_vb2_idx[buf_idx]); in amvdec_dst_buf_done_idx()
418 buf_idx); in amvdec_dst_buf_done_idx()
H A Dvdec_helpers.h42 void amvdec_dst_buf_done_idx(struct amvdec_session *sess, u32 buf_idx,
/linux/drivers/net/ethernet/marvell/prestera/
H A Dprestera_rxtx.c267 static int prestera_sdma_next_rx_buf_idx(int buf_idx) in prestera_sdma_next_rx_buf_idx() argument
269 return (buf_idx + 1) % PRESTERA_SDMA_RX_DESC_PER_Q; in prestera_sdma_next_rx_buf_idx()
294 int buf_idx = ring->next_rx; in prestera_sdma_rx_poll() local
297 buf = &ring->bufs[buf_idx]; in prestera_sdma_rx_poll()
320 ring->next_rx = prestera_sdma_next_rx_buf_idx(buf_idx); in prestera_sdma_rx_poll()
/linux/tools/testing/selftests/net/
H A Dio_uring_zerocopy_tx.c125 unsigned buf_idx = 0; in do_tx() local
144 sqe->buf_index = buf_idx; in do_tx()
/linux/drivers/iio/imu/bno055/
H A Dbno055.c1392 __le16 *buf, int *buf_idx) in bno055_scan_xfer() argument
1396 int buf_base = *buf_idx; in bno055_scan_xfer()
1433 dst = buf + *buf_idx; in bno055_scan_xfer()
1441 *buf_idx += n; in bno055_scan_xfer()
1455 int buf_idx = 0; in bno055_trigger_handler() local
1505 mask, priv->buf.chans, &buf_idx); in bno055_trigger_handler()
1522 mask, priv->buf.chans, &buf_idx); in bno055_trigger_handler()
/linux/drivers/net/ethernet/spacemit/
H A Dk1_emac.c700 bool map_as_page, buf_idx; in emac_tx_map_frag() local
706 buf_idx = frag_idx % 2; in emac_tx_map_frag()
725 tx_buf->buf[buf_idx].dma_addr = addr; in emac_tx_map_frag()
726 tx_buf->buf[buf_idx].dma_len = len; in emac_tx_map_frag()
727 tx_buf->buf[buf_idx].map_as_page = map_as_page; in emac_tx_map_frag()
729 if (buf_idx == 0) { in emac_tx_map_frag()
747 bool buf_idx; in emac_tx_mem_map() local
754 buf_idx = f % 2; in emac_tx_mem_map()
760 if (!buf_idx) { in emac_tx_mem_map()
/linux/drivers/char/xillybus/
H A Dxillybus_core.c1568 int buf_idx; in xillybus_release() local
1617 buf_idx = channel->wr_fpga_buf_idx; in xillybus_release()
1629 buf_idx++; in xillybus_release()
1630 if (buf_idx == channel->num_wr_buffers) in xillybus_release()
1631 buf_idx = 0; in xillybus_release()
1633 if (buf_idx == eof) in xillybus_release()
/linux/drivers/gpu/drm/amd/display/dc/inc/hw/
H A Ddwb.h215 struct dwbc *dwbc, unsigned int *buf_idx,
/linux/arch/powerpc/sysdev/
H A Dfsl_rmu.c987 int buf_idx; in fsl_get_inb_message() local
997 buf_idx = (phys_buf - rmu->msg_rx_ring.phys) / RIO_MAX_MSG_SIZE; in fsl_get_inb_message()
998 buf = rmu->msg_rx_ring.virt_buffer[buf_idx]; in fsl_get_inb_message()
1010 rmu->msg_rx_ring.virt_buffer[buf_idx] = NULL; in fsl_get_inb_message()
/linux/include/uapi/drm/
H A Dradeon_drm.h206 unsigned char cmd_type, buf_idx, pad0, pad1; member
270 unsigned char cmd_type, buf_idx, pad0, pad1; member
/linux/drivers/net/ethernet/qlogic/qed/
H A Dqed_mcp.c3117 u32 buf_idx = 0, buf_size, nvm_cmd, nvm_offset, resp = 0, param; in qed_mcp_nvm_write() local
3142 buf_size = min_t(u32, (len - buf_idx), MCP_DRV_NVM_BUF_LEN); in qed_mcp_nvm_write()
3143 while (buf_idx < len) { in qed_mcp_nvm_write()
3149 buf_idx; in qed_mcp_nvm_write()
3152 (u32 *)&p_buf[buf_idx]); in qed_mcp_nvm_write()
3171 if (buf_idx % 0x1000 > (buf_idx + buf_size) % 0x1000) in qed_mcp_nvm_write()
3178 buf_idx = in qed_mcp_nvm_write()
3185 buf_idx += buf_size; in qed_mcp_nvm_write()
3186 buf_size = min_t(u32, (len - buf_idx), in qed_mcp_nvm_write()

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