Lines Matching refs:jpu
191 struct jpu { struct
264 struct jpu *jpu; member
468 static u32 jpu_read(struct jpu *jpu, unsigned int reg) in jpu_read() argument
470 return ioread32(jpu->regs + reg); in jpu_read()
473 static void jpu_write(struct jpu *jpu, u32 val, unsigned int reg) in jpu_write() argument
475 iowrite32(val, jpu->regs + reg); in jpu_write()
488 static void jpu_set_tbl(struct jpu *jpu, u32 reg, const unsigned int *tbl, in jpu_set_tbl() argument
493 jpu_write(jpu, tbl[i], reg + (i << 2)); in jpu_set_tbl()
496 static void jpu_set_qtbl(struct jpu *jpu, unsigned short quality) in jpu_set_qtbl() argument
498 jpu_set_tbl(jpu, JCQTBL(0), qtbl_lum[quality], QTBL_SIZE); in jpu_set_qtbl()
499 jpu_set_tbl(jpu, JCQTBL(1), qtbl_chr[quality], QTBL_SIZE); in jpu_set_qtbl()
502 static void jpu_set_htbl(struct jpu *jpu) in jpu_set_htbl() argument
504 jpu_set_tbl(jpu, JCHTBD(0), hdctbl_lum, HDCTBL_SIZE); in jpu_set_htbl()
505 jpu_set_tbl(jpu, JCHTBA(0), hactbl_lum, HACTBL_SIZE); in jpu_set_htbl()
506 jpu_set_tbl(jpu, JCHTBD(1), hdctbl_chr, HDCTBL_SIZE); in jpu_set_htbl()
507 jpu_set_tbl(jpu, JCHTBA(1), hactbl_chr, HACTBL_SIZE); in jpu_set_htbl()
510 static int jpu_wait_reset(struct jpu *jpu) in jpu_wait_reset() argument
516 while (jpu_read(jpu, JCCMD) & JCCMD_SRST) { in jpu_wait_reset()
518 dev_err(jpu->dev, "timed out in reset\n"); in jpu_wait_reset()
527 static int jpu_reset(struct jpu *jpu) in jpu_reset() argument
529 jpu_write(jpu, JCCMD_SRST, JCCMD); in jpu_reset()
530 return jpu_wait_reset(jpu); in jpu_reset()
775 dev_dbg(ctx->jpu->dev, "unknown format; set default format\n"); in __jpu_try_fmt()
848 v4l2_err(&ctx->jpu->v4l2_dev, "%s queue busy\n", __func__); in jpu_s_fmt()
886 spin_lock_irqsave(&ctx->jpu->lock, flags); in jpu_s_ctrl()
889 spin_unlock_irqrestore(&ctx->jpu->lock, flags); in jpu_s_ctrl()
926 dev_err(ctx->jpu->dev, "src and dst formats do not match.\n"); in jpu_streamon()
1040 dev_err(ctx->jpu->dev, "%s field isn't supported\n", in jpu_buf_prepare()
1050 dev_err(ctx->jpu->dev, in jpu_buf_prepare()
1109 dev_err(ctx->jpu->dev, "incompatible or corrupted JPEG data\n"); in jpu_buf_queue()
1161 spin_lock_irqsave(&ctx->jpu->lock, flags); in jpu_stop_streaming()
1163 spin_unlock_irqrestore(&ctx->jpu->lock, flags); in jpu_stop_streaming()
1190 src_vq->lock = &ctx->jpu->mutex; in jpu_queue_init()
1191 src_vq->dev = ctx->jpu->v4l2_dev.dev; in jpu_queue_init()
1205 dst_vq->lock = &ctx->jpu->mutex; in jpu_queue_init()
1206 dst_vq->dev = ctx->jpu->v4l2_dev.dev; in jpu_queue_init()
1218 struct jpu *jpu = video_drvdata(file); in jpu_open() local
1232 ctx->jpu = jpu; in jpu_open()
1233 ctx->encoder = vfd == &jpu->vfd_encoder; in jpu_open()
1240 ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(jpu->m2m_dev, ctx, jpu_queue_init); in jpu_open()
1250 if (mutex_lock_interruptible(&jpu->mutex)) { in jpu_open()
1255 if (jpu->ref_count == 0) { in jpu_open()
1256 ret = clk_prepare_enable(jpu->clk); in jpu_open()
1260 ret = jpu_reset(jpu); in jpu_open()
1265 jpu->ref_count++; in jpu_open()
1267 mutex_unlock(&jpu->mutex); in jpu_open()
1271 clk_disable_unprepare(jpu->clk); in jpu_open()
1273 mutex_unlock(&jpu->mutex); in jpu_open()
1283 struct jpu *jpu = video_drvdata(file); in jpu_release() local
1292 mutex_lock(&jpu->mutex); in jpu_release()
1293 if (--jpu->ref_count == 0) in jpu_release()
1294 clk_disable_unprepare(jpu->clk); in jpu_release()
1295 mutex_unlock(&jpu->mutex); in jpu_release()
1320 spin_lock_irqsave(&ctx->jpu->lock, flags); in jpu_cleanup()
1330 jpu_write(ctx->jpu, JCCMD_SRST, JCCMD); in jpu_cleanup()
1332 spin_unlock_irqrestore(&ctx->jpu->lock, flags); in jpu_cleanup()
1334 v4l2_m2m_job_finish(ctx->jpu->m2m_dev, ctx->fh.m2m_ctx); in jpu_cleanup()
1340 struct jpu *jpu = ctx->jpu; in jpu_device_run() local
1349 if (jpu_wait_reset(jpu)) { in jpu_device_run()
1354 spin_lock_irqsave(&ctx->jpu->lock, flags); in jpu_device_run()
1356 jpu->curr = ctx; in jpu_device_run()
1399 jpu_write(jpu, JCMOD_DSP_ENC | JCMOD_PCTR | redu | in jpu_device_run()
1402 jpu_write(jpu, JIFECNT_SWAP_WB | inft, JIFECNT); in jpu_device_run()
1403 jpu_write(jpu, JIFDCNT_SWAP_WB, JIFDCNT); in jpu_device_run()
1404 jpu_write(jpu, JINTE_TRANSF_COMPL, JINTE); in jpu_device_run()
1407 jpu_write(jpu, src_1_addr, JIFESYA1); in jpu_device_run()
1408 jpu_write(jpu, src_2_addr, JIFESCA1); in jpu_device_run()
1411 jpu_write(jpu, bpl, JIFESMW); in jpu_device_run()
1413 jpu_write(jpu, (w >> 8) & JCSZ_MASK, JCHSZU); in jpu_device_run()
1414 jpu_write(jpu, w & JCSZ_MASK, JCHSZD); in jpu_device_run()
1416 jpu_write(jpu, (h >> 8) & JCSZ_MASK, JCVSZU); in jpu_device_run()
1417 jpu_write(jpu, h & JCSZ_MASK, JCVSZD); in jpu_device_run()
1419 jpu_write(jpu, w, JIFESHSZ); in jpu_device_run()
1420 jpu_write(jpu, h, JIFESVSZ); in jpu_device_run()
1422 jpu_write(jpu, dst_addr + JPU_JPEG_HDR_SIZE, JIFEDA1); in jpu_device_run()
1424 jpu_write(jpu, 0 << JCQTN_SHIFT(1) | 1 << JCQTN_SHIFT(2) | in jpu_device_run()
1427 jpu_write(jpu, 0 << JCHTN_AC_SHIFT(1) | 0 << JCHTN_DC_SHIFT(1) | in jpu_device_run()
1432 jpu_set_qtbl(jpu, ctx->compr_quality); in jpu_device_run()
1433 jpu_set_htbl(jpu); in jpu_device_run()
1438 dev_err(ctx->jpu->dev, in jpu_device_run()
1440 spin_unlock_irqrestore(&ctx->jpu->lock, flags); in jpu_device_run()
1455 jpu_write(jpu, JCMOD_DSP_DEC | JCMOD_PCTR, JCMOD); in jpu_device_run()
1456 jpu_write(jpu, JIFECNT_SWAP_WB, JIFECNT); in jpu_device_run()
1457 jpu_write(jpu, JIFDCNT_SWAP_WB, JIFDCNT); in jpu_device_run()
1460 jpu_write(jpu, JINTE_TRANSF_COMPL | JINTE_ERR, JINTE); in jpu_device_run()
1463 jpu_write(jpu, src_addr, JIFDSA1); in jpu_device_run()
1464 jpu_write(jpu, dst_1_addr, JIFDDYA1); in jpu_device_run()
1465 jpu_write(jpu, dst_2_addr, JIFDDCA1); in jpu_device_run()
1467 jpu_write(jpu, bpl, JIFDDMW); in jpu_device_run()
1471 jpu_write(jpu, JCCMD_JSRT, JCCMD); in jpu_device_run()
1473 spin_unlock_irqrestore(&ctx->jpu->lock, flags); in jpu_device_run()
1487 struct jpu *jpu = dev_id; in jpu_irq_handler() local
1492 int_status = jpu_read(jpu, JINTS); in jpu_irq_handler()
1500 jpu_write(jpu, ~(int_status & JINTS_MASK), JINTS); in jpu_irq_handler()
1502 jpu_write(jpu, JCCMD_JEND, JCCMD); in jpu_irq_handler()
1504 spin_lock(&jpu->lock); in jpu_irq_handler()
1510 curr_ctx = v4l2_m2m_get_curr_priv(jpu->m2m_dev); in jpu_irq_handler()
1513 dev_err(jpu->dev, "no active context for m2m\n"); in jpu_irq_handler()
1522 unsigned long payload_size = jpu_read(jpu, JCDTCU) << 16 in jpu_irq_handler()
1523 | jpu_read(jpu, JCDTCM) << 8 in jpu_irq_handler()
1524 | jpu_read(jpu, JCDTCD); in jpu_irq_handler()
1541 unsigned char error = jpu_read(jpu, JCDERR) & JCDERR_MASK; in jpu_irq_handler()
1543 dev_dbg(jpu->dev, "processing error: %#X: %s\n", error, in jpu_irq_handler()
1550 jpu->curr = NULL; in jpu_irq_handler()
1553 jpu_write(jpu, JCCMD_SRST, JCCMD); in jpu_irq_handler()
1554 spin_unlock(&jpu->lock); in jpu_irq_handler()
1556 v4l2_m2m_job_finish(jpu->m2m_dev, curr_ctx->fh.m2m_ctx); in jpu_irq_handler()
1561 spin_unlock(&jpu->lock); in jpu_irq_handler()
1582 struct jpu *jpu; in jpu_probe() local
1586 jpu = devm_kzalloc(&pdev->dev, sizeof(*jpu), GFP_KERNEL); in jpu_probe()
1587 if (!jpu) in jpu_probe()
1590 mutex_init(&jpu->mutex); in jpu_probe()
1591 spin_lock_init(&jpu->lock); in jpu_probe()
1592 jpu->dev = &pdev->dev; in jpu_probe()
1595 jpu->regs = devm_platform_ioremap_resource(pdev, 0); in jpu_probe()
1596 if (IS_ERR(jpu->regs)) in jpu_probe()
1597 return PTR_ERR(jpu->regs); in jpu_probe()
1600 jpu->irq = ret = platform_get_irq(pdev, 0); in jpu_probe()
1604 ret = devm_request_irq(&pdev->dev, jpu->irq, jpu_irq_handler, 0, in jpu_probe()
1605 dev_name(&pdev->dev), jpu); in jpu_probe()
1607 dev_err(&pdev->dev, "cannot claim IRQ %d\n", jpu->irq); in jpu_probe()
1612 jpu->clk = devm_clk_get(&pdev->dev, NULL); in jpu_probe()
1613 if (IS_ERR(jpu->clk)) { in jpu_probe()
1615 return PTR_ERR(jpu->clk); in jpu_probe()
1619 ret = v4l2_device_register(&pdev->dev, &jpu->v4l2_dev); in jpu_probe()
1626 jpu->m2m_dev = v4l2_m2m_init(&jpu_m2m_ops); in jpu_probe()
1627 if (IS_ERR(jpu->m2m_dev)) { in jpu_probe()
1628 v4l2_err(&jpu->v4l2_dev, "Failed to init mem2mem device\n"); in jpu_probe()
1629 ret = PTR_ERR(jpu->m2m_dev); in jpu_probe()
1637 strscpy(jpu->vfd_encoder.name, DRV_NAME, sizeof(jpu->vfd_encoder.name)); in jpu_probe()
1638 jpu->vfd_encoder.fops = &jpu_fops; in jpu_probe()
1639 jpu->vfd_encoder.ioctl_ops = &jpu_ioctl_ops; in jpu_probe()
1640 jpu->vfd_encoder.minor = -1; in jpu_probe()
1641 jpu->vfd_encoder.release = video_device_release_empty; in jpu_probe()
1642 jpu->vfd_encoder.lock = &jpu->mutex; in jpu_probe()
1643 jpu->vfd_encoder.v4l2_dev = &jpu->v4l2_dev; in jpu_probe()
1644 jpu->vfd_encoder.vfl_dir = VFL_DIR_M2M; in jpu_probe()
1645 jpu->vfd_encoder.device_caps = V4L2_CAP_STREAMING | in jpu_probe()
1648 ret = video_register_device(&jpu->vfd_encoder, VFL_TYPE_VIDEO, -1); in jpu_probe()
1650 v4l2_err(&jpu->v4l2_dev, "Failed to register video device\n"); in jpu_probe()
1654 video_set_drvdata(&jpu->vfd_encoder, jpu); in jpu_probe()
1656 strscpy(jpu->vfd_decoder.name, DRV_NAME, sizeof(jpu->vfd_decoder.name)); in jpu_probe()
1657 jpu->vfd_decoder.fops = &jpu_fops; in jpu_probe()
1658 jpu->vfd_decoder.ioctl_ops = &jpu_ioctl_ops; in jpu_probe()
1659 jpu->vfd_decoder.minor = -1; in jpu_probe()
1660 jpu->vfd_decoder.release = video_device_release_empty; in jpu_probe()
1661 jpu->vfd_decoder.lock = &jpu->mutex; in jpu_probe()
1662 jpu->vfd_decoder.v4l2_dev = &jpu->v4l2_dev; in jpu_probe()
1663 jpu->vfd_decoder.vfl_dir = VFL_DIR_M2M; in jpu_probe()
1664 jpu->vfd_decoder.device_caps = V4L2_CAP_STREAMING | in jpu_probe()
1667 ret = video_register_device(&jpu->vfd_decoder, VFL_TYPE_VIDEO, -1); in jpu_probe()
1669 v4l2_err(&jpu->v4l2_dev, "Failed to register video device\n"); in jpu_probe()
1673 video_set_drvdata(&jpu->vfd_decoder, jpu); in jpu_probe()
1674 platform_set_drvdata(pdev, jpu); in jpu_probe()
1676 v4l2_info(&jpu->v4l2_dev, "encoder device registered as /dev/video%d\n", in jpu_probe()
1677 jpu->vfd_encoder.num); in jpu_probe()
1678 v4l2_info(&jpu->v4l2_dev, "decoder device registered as /dev/video%d\n", in jpu_probe()
1679 jpu->vfd_decoder.num); in jpu_probe()
1684 video_unregister_device(&jpu->vfd_encoder); in jpu_probe()
1687 v4l2_m2m_release(jpu->m2m_dev); in jpu_probe()
1690 v4l2_device_unregister(&jpu->v4l2_dev); in jpu_probe()
1697 struct jpu *jpu = platform_get_drvdata(pdev); in jpu_remove() local
1699 video_unregister_device(&jpu->vfd_decoder); in jpu_remove()
1700 video_unregister_device(&jpu->vfd_encoder); in jpu_remove()
1701 v4l2_m2m_release(jpu->m2m_dev); in jpu_remove()
1702 v4l2_device_unregister(&jpu->v4l2_dev); in jpu_remove()
1708 struct jpu *jpu = dev_get_drvdata(dev); in jpu_suspend() local
1710 if (jpu->ref_count == 0) in jpu_suspend()
1713 clk_disable_unprepare(jpu->clk); in jpu_suspend()
1720 struct jpu *jpu = dev_get_drvdata(dev); in jpu_resume() local
1722 if (jpu->ref_count == 0) in jpu_resume()
1725 clk_prepare_enable(jpu->clk); in jpu_resume()