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path: root/drivers/media/video/s5p-fimc/fimc-core.c
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Diffstat (limited to 'drivers/media/video/s5p-fimc/fimc-core.c')
-rw-r--r--drivers/media/video/s5p-fimc/fimc-core.c94
1 files changed, 42 insertions, 52 deletions
diff --git a/drivers/media/video/s5p-fimc/fimc-core.c b/drivers/media/video/s5p-fimc/fimc-core.c
index b151c7be8a50..6961c55baf9b 100644
--- a/drivers/media/video/s5p-fimc/fimc-core.c
+++ b/drivers/media/video/s5p-fimc/fimc-core.c
@@ -393,6 +393,37 @@ static void fimc_set_yuv_order(struct fimc_ctx *ctx)
393 dbg("ctx->out_order_1p= %d", ctx->out_order_1p); 393 dbg("ctx->out_order_1p= %d", ctx->out_order_1p);
394} 394}
395 395
396static void fimc_prepare_dma_offset(struct fimc_ctx *ctx, struct fimc_frame *f)
397{
398 struct samsung_fimc_variant *variant = ctx->fimc_dev->variant;
399
400 f->dma_offset.y_h = f->offs_h;
401 if (!variant->pix_hoff)
402 f->dma_offset.y_h *= (f->fmt->depth >> 3);
403
404 f->dma_offset.y_v = f->offs_v;
405
406 f->dma_offset.cb_h = f->offs_h;
407 f->dma_offset.cb_v = f->offs_v;
408
409 f->dma_offset.cr_h = f->offs_h;
410 f->dma_offset.cr_v = f->offs_v;
411
412 if (!variant->pix_hoff) {
413 if (f->fmt->planes_cnt == 3) {
414 f->dma_offset.cb_h >>= 1;
415 f->dma_offset.cr_h >>= 1;
416 }
417 if (f->fmt->color == S5P_FIMC_YCBCR420) {
418 f->dma_offset.cb_v >>= 1;
419 f->dma_offset.cr_v >>= 1;
420 }
421 }
422
423 dbg("in_offset: color= %d, y_h= %d, y_v= %d",
424 f->fmt->color, f->dma_offset.y_h, f->dma_offset.y_v);
425}
426
396/** 427/**
397 * fimc_prepare_config - check dimensions, operation and color mode 428 * fimc_prepare_config - check dimensions, operation and color mode
398 * and pre-calculate offset and the scaling coefficients. 429 * and pre-calculate offset and the scaling coefficients.
@@ -406,7 +437,6 @@ static int fimc_prepare_config(struct fimc_ctx *ctx, u32 flags)
406{ 437{
407 struct fimc_frame *s_frame, *d_frame; 438 struct fimc_frame *s_frame, *d_frame;
408 struct fimc_vid_buffer *buf = NULL; 439 struct fimc_vid_buffer *buf = NULL;
409 struct samsung_fimc_variant *variant = ctx->fimc_dev->variant;
410 int ret = 0; 440 int ret = 0;
411 441
412 s_frame = &ctx->s_frame; 442 s_frame = &ctx->s_frame;
@@ -419,61 +449,16 @@ static int fimc_prepare_config(struct fimc_ctx *ctx, u32 flags)
419 swap(d_frame->width, d_frame->height); 449 swap(d_frame->width, d_frame->height);
420 } 450 }
421 451
422 /* Prepare the output offset ratios for scaler. */ 452 /* Prepare the DMA offset ratios for scaler. */
423 d_frame->dma_offset.y_h = d_frame->offs_h; 453 fimc_prepare_dma_offset(ctx, &ctx->s_frame);
424 if (!variant->pix_hoff) 454 fimc_prepare_dma_offset(ctx, &ctx->d_frame);
425 d_frame->dma_offset.y_h *= (d_frame->fmt->depth >> 3);
426
427 d_frame->dma_offset.y_v = d_frame->offs_v;
428
429 d_frame->dma_offset.cb_h = d_frame->offs_h;
430 d_frame->dma_offset.cb_v = d_frame->offs_v;
431
432 d_frame->dma_offset.cr_h = d_frame->offs_h;
433 d_frame->dma_offset.cr_v = d_frame->offs_v;
434 455
435 if (!variant->pix_hoff && d_frame->fmt->planes_cnt == 3) {
436 d_frame->dma_offset.cb_h >>= 1;
437 d_frame->dma_offset.cb_v >>= 1;
438 d_frame->dma_offset.cr_h >>= 1;
439 d_frame->dma_offset.cr_v >>= 1;
440 }
441
442 dbg("out offset: color= %d, y_h= %d, y_v= %d",
443 d_frame->fmt->color,
444 d_frame->dma_offset.y_h, d_frame->dma_offset.y_v);
445
446 /* Prepare the input offset ratios for scaler. */
447 s_frame->dma_offset.y_h = s_frame->offs_h;
448 if (!variant->pix_hoff)
449 s_frame->dma_offset.y_h *= (s_frame->fmt->depth >> 3);
450 s_frame->dma_offset.y_v = s_frame->offs_v;
451
452 s_frame->dma_offset.cb_h = s_frame->offs_h;
453 s_frame->dma_offset.cb_v = s_frame->offs_v;
454
455 s_frame->dma_offset.cr_h = s_frame->offs_h;
456 s_frame->dma_offset.cr_v = s_frame->offs_v;
457
458 if (!variant->pix_hoff && s_frame->fmt->planes_cnt == 3) {
459 s_frame->dma_offset.cb_h >>= 1;
460 s_frame->dma_offset.cb_v >>= 1;
461 s_frame->dma_offset.cr_h >>= 1;
462 s_frame->dma_offset.cr_v >>= 1;
463 }
464
465 dbg("in offset: color= %d, y_h= %d, y_v= %d",
466 s_frame->fmt->color, s_frame->dma_offset.y_h,
467 s_frame->dma_offset.y_v);
468
469 fimc_set_yuv_order(ctx);
470
471 /* Check against the scaler ratio. */
472 if (s_frame->height > (SCALER_MAX_VRATIO * d_frame->height) || 456 if (s_frame->height > (SCALER_MAX_VRATIO * d_frame->height) ||
473 s_frame->width > (SCALER_MAX_HRATIO * d_frame->width)) { 457 s_frame->width > (SCALER_MAX_HRATIO * d_frame->width)) {
474 err("out of scaler range"); 458 err("out of scaler range");
475 return -EINVAL; 459 return -EINVAL;
476 } 460 }
461 fimc_set_yuv_order(ctx);
477 } 462 }
478 463
479 /* Input DMA mode is not allowed when the scaler is disabled. */ 464 /* Input DMA mode is not allowed when the scaler is disabled. */
@@ -822,7 +807,8 @@ static int fimc_m2m_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
822 } else { 807 } else {
823 v4l2_err(&ctx->fimc_dev->m2m.v4l2_dev, 808 v4l2_err(&ctx->fimc_dev->m2m.v4l2_dev,
824 "Wrong buffer/video queue type (%d)\n", f->type); 809 "Wrong buffer/video queue type (%d)\n", f->type);
825 return -EINVAL; 810 ret = -EINVAL;
811 goto s_fmt_out;
826 } 812 }
827 813
828 pix = &f->fmt.pix; 814 pix = &f->fmt.pix;
@@ -1414,8 +1400,10 @@ static int fimc_probe(struct platform_device *pdev)
1414 } 1400 }
1415 1401
1416 fimc->work_queue = create_workqueue(dev_name(&fimc->pdev->dev)); 1402 fimc->work_queue = create_workqueue(dev_name(&fimc->pdev->dev));
1417 if (!fimc->work_queue) 1403 if (!fimc->work_queue) {
1404 ret = -ENOMEM;
1418 goto err_irq; 1405 goto err_irq;
1406 }
1419 1407
1420 ret = fimc_register_m2m_device(fimc); 1408 ret = fimc_register_m2m_device(fimc);
1421 if (ret) 1409 if (ret)
@@ -1492,6 +1480,7 @@ static struct samsung_fimc_variant fimc2_variant_s5p = {
1492}; 1480};
1493 1481
1494static struct samsung_fimc_variant fimc01_variant_s5pv210 = { 1482static struct samsung_fimc_variant fimc01_variant_s5pv210 = {
1483 .pix_hoff = 1,
1495 .has_inp_rot = 1, 1484 .has_inp_rot = 1,
1496 .has_out_rot = 1, 1485 .has_out_rot = 1,
1497 .min_inp_pixsize = 16, 1486 .min_inp_pixsize = 16,
@@ -1506,6 +1495,7 @@ static struct samsung_fimc_variant fimc01_variant_s5pv210 = {
1506}; 1495};
1507 1496
1508static struct samsung_fimc_variant fimc2_variant_s5pv210 = { 1497static struct samsung_fimc_variant fimc2_variant_s5pv210 = {
1498 .pix_hoff = 1,
1509 .min_inp_pixsize = 16, 1499 .min_inp_pixsize = 16,
1510 .min_out_pixsize = 32, 1500 .min_out_pixsize = 32,
1511 1501