diff options
Diffstat (limited to 'drivers/staging/media/imx/imx-ic-prpencvf.c')
-rw-r--r-- | drivers/staging/media/imx/imx-ic-prpencvf.c | 57 |
1 files changed, 35 insertions, 22 deletions
diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c b/drivers/staging/media/imx/imx-ic-prpencvf.c index ed363fe3b3d0..0790b3d9e255 100644 --- a/drivers/staging/media/imx/imx-ic-prpencvf.c +++ b/drivers/staging/media/imx/imx-ic-prpencvf.c @@ -134,19 +134,19 @@ static inline struct prp_priv *sd_to_priv(struct v4l2_subdev *sd) static void prp_put_ipu_resources(struct prp_priv *priv) { - if (!IS_ERR_OR_NULL(priv->ic)) + if (priv->ic) ipu_ic_put(priv->ic); priv->ic = NULL; - if (!IS_ERR_OR_NULL(priv->out_ch)) + if (priv->out_ch) ipu_idmac_put(priv->out_ch); priv->out_ch = NULL; - if (!IS_ERR_OR_NULL(priv->rot_in_ch)) + if (priv->rot_in_ch) ipu_idmac_put(priv->rot_in_ch); priv->rot_in_ch = NULL; - if (!IS_ERR_OR_NULL(priv->rot_out_ch)) + if (priv->rot_out_ch) ipu_idmac_put(priv->rot_out_ch); priv->rot_out_ch = NULL; } @@ -154,43 +154,46 @@ static void prp_put_ipu_resources(struct prp_priv *priv) static int prp_get_ipu_resources(struct prp_priv *priv) { struct imx_ic_priv *ic_priv = priv->ic_priv; + struct ipu_ic *ic; + struct ipuv3_channel *out_ch, *rot_in_ch, *rot_out_ch; int ret, task = ic_priv->task_id; priv->ipu = priv->md->ipu[ic_priv->ipu_id]; - priv->ic = ipu_ic_get(priv->ipu, task); - if (IS_ERR(priv->ic)) { + ic = ipu_ic_get(priv->ipu, task); + if (IS_ERR(ic)) { v4l2_err(&ic_priv->sd, "failed to get IC\n"); - ret = PTR_ERR(priv->ic); + ret = PTR_ERR(ic); goto out; } + priv->ic = ic; - priv->out_ch = ipu_idmac_get(priv->ipu, - prp_channel[task].out_ch); - if (IS_ERR(priv->out_ch)) { + out_ch = ipu_idmac_get(priv->ipu, prp_channel[task].out_ch); + if (IS_ERR(out_ch)) { v4l2_err(&ic_priv->sd, "could not get IDMAC channel %u\n", prp_channel[task].out_ch); - ret = PTR_ERR(priv->out_ch); + ret = PTR_ERR(out_ch); goto out; } + priv->out_ch = out_ch; - priv->rot_in_ch = ipu_idmac_get(priv->ipu, - prp_channel[task].rot_in_ch); - if (IS_ERR(priv->rot_in_ch)) { + rot_in_ch = ipu_idmac_get(priv->ipu, prp_channel[task].rot_in_ch); + if (IS_ERR(rot_in_ch)) { v4l2_err(&ic_priv->sd, "could not get IDMAC channel %u\n", prp_channel[task].rot_in_ch); - ret = PTR_ERR(priv->rot_in_ch); + ret = PTR_ERR(rot_in_ch); goto out; } + priv->rot_in_ch = rot_in_ch; - priv->rot_out_ch = ipu_idmac_get(priv->ipu, - prp_channel[task].rot_out_ch); - if (IS_ERR(priv->rot_out_ch)) { + rot_out_ch = ipu_idmac_get(priv->ipu, prp_channel[task].rot_out_ch); + if (IS_ERR(rot_out_ch)) { v4l2_err(&ic_priv->sd, "could not get IDMAC channel %u\n", prp_channel[task].rot_out_ch); - ret = PTR_ERR(priv->rot_out_ch); + ret = PTR_ERR(rot_out_ch); goto out; } + priv->rot_out_ch = rot_out_ch; return 0; out: @@ -374,6 +377,17 @@ static int prp_setup_channel(struct prp_priv *priv, image.phys0 = addr0; image.phys1 = addr1; + if (channel == priv->out_ch || channel == priv->rot_out_ch) { + switch (image.pix.pixelformat) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + case V4L2_PIX_FMT_NV12: + /* Skip writing U and V components to odd rows */ + ipu_cpmem_skip_odd_chroma_rows(channel); + break; + } + } + ret = ipu_cpmem_set_image(channel, &image); if (ret) return ret; @@ -1278,9 +1292,8 @@ static int prp_init(struct imx_ic_priv *ic_priv) priv->ic_priv = ic_priv; spin_lock_init(&priv->irqlock); - init_timer(&priv->eof_timeout_timer); - priv->eof_timeout_timer.data = (unsigned long)priv; - priv->eof_timeout_timer.function = prp_eof_timeout; + setup_timer(&priv->eof_timeout_timer, prp_eof_timeout, + (unsigned long)priv); priv->vdev = imx_media_capture_device_init(&ic_priv->sd, PRPENCVF_SRC_PAD); |