diff options
Diffstat (limited to 'drivers/staging/media/imx/imx7-media-csi.c')
| -rw-r--r-- | drivers/staging/media/imx/imx7-media-csi.c | 36 |
1 files changed, 14 insertions, 22 deletions
diff --git a/drivers/staging/media/imx/imx7-media-csi.c b/drivers/staging/media/imx/imx7-media-csi.c index 894c4de31790..127183732912 100644 --- a/drivers/staging/media/imx/imx7-media-csi.c +++ b/drivers/staging/media/imx/imx7-media-csi.c @@ -361,6 +361,7 @@ static void imx7_csi_dma_unsetup_vb2_buf(struct imx7_csi *csi, vb->timestamp = ktime_get_ns(); vb2_buffer_done(vb, return_status); + csi->active_vb2_buf[i] = NULL; } } } @@ -386,9 +387,10 @@ static int imx7_csi_dma_setup(struct imx7_csi *csi) return 0; } -static void imx7_csi_dma_cleanup(struct imx7_csi *csi) +static void imx7_csi_dma_cleanup(struct imx7_csi *csi, + enum vb2_buffer_state return_status) { - imx7_csi_dma_unsetup_vb2_buf(csi, VB2_BUF_STATE_ERROR); + imx7_csi_dma_unsetup_vb2_buf(csi, return_status); imx_media_free_dma_buf(csi->dev, &csi->underrun_buf); } @@ -421,6 +423,7 @@ static void imx7_csi_configure(struct imx7_csi *csi) struct v4l2_pix_format *out_pix = &vdev->fmt; int width = out_pix->width; u32 stride = 0; + u32 cr3 = BIT_FRMCNT_RST; u32 cr1, cr18; cr18 = imx7_csi_reg_read(csi, CSI_CSICR18); @@ -464,6 +467,7 @@ static void imx7_csi_configure(struct imx7_csi *csi) case MEDIA_BUS_FMT_SGBRG10_1X10: case MEDIA_BUS_FMT_SGRBG10_1X10: case MEDIA_BUS_FMT_SRGGB10_1X10: + cr3 |= BIT_TWO_8BIT_SENSOR; cr18 |= BIT_MIPI_DATA_FORMAT_RAW10; break; case MEDIA_BUS_FMT_Y12_1X12: @@ -471,6 +475,7 @@ static void imx7_csi_configure(struct imx7_csi *csi) case MEDIA_BUS_FMT_SGBRG12_1X12: case MEDIA_BUS_FMT_SGRBG12_1X12: case MEDIA_BUS_FMT_SRGGB12_1X12: + cr3 |= BIT_TWO_8BIT_SENSOR; cr18 |= BIT_MIPI_DATA_FORMAT_RAW12; break; case MEDIA_BUS_FMT_Y14_1X14: @@ -478,6 +483,7 @@ static void imx7_csi_configure(struct imx7_csi *csi) case MEDIA_BUS_FMT_SGBRG14_1X14: case MEDIA_BUS_FMT_SGRBG14_1X14: case MEDIA_BUS_FMT_SRGGB14_1X14: + cr3 |= BIT_TWO_8BIT_SENSOR; cr18 |= BIT_MIPI_DATA_FORMAT_RAW14; break; /* @@ -491,26 +497,11 @@ static void imx7_csi_configure(struct imx7_csi *csi) cr18 |= BIT_MIPI_DATA_FORMAT_YUV422_8B; break; } - - switch (out_pix->pixelformat) { - case V4L2_PIX_FMT_Y10: - case V4L2_PIX_FMT_Y12: - case V4L2_PIX_FMT_SBGGR8: - case V4L2_PIX_FMT_SGBRG8: - case V4L2_PIX_FMT_SGRBG8: - case V4L2_PIX_FMT_SRGGB8: - case V4L2_PIX_FMT_SBGGR16: - case V4L2_PIX_FMT_SGBRG16: - case V4L2_PIX_FMT_SGRBG16: - case V4L2_PIX_FMT_SRGGB16: - cr1 |= BIT_PIXEL_BIT; - break; - } } imx7_csi_reg_write(csi, cr1, CSI_CSICR1); imx7_csi_reg_write(csi, BIT_DMA_BURST_TYPE_RFF_INCR16, CSI_CSICR2); - imx7_csi_reg_write(csi, BIT_FRMCNT_RST, CSI_CSICR3); + imx7_csi_reg_write(csi, cr3, CSI_CSICR3); imx7_csi_reg_write(csi, cr18, CSI_CSICR18); imx7_csi_reg_write(csi, (width * out_pix->height) >> 2, CSI_CSIRXCNT); @@ -537,9 +528,10 @@ static int imx7_csi_init(struct imx7_csi *csi) return 0; } -static void imx7_csi_deinit(struct imx7_csi *csi) +static void imx7_csi_deinit(struct imx7_csi *csi, + enum vb2_buffer_state return_status) { - imx7_csi_dma_cleanup(csi); + imx7_csi_dma_cleanup(csi, return_status); imx7_csi_init_default(csi); imx7_csi_dmareq_rff_disable(csi); clk_disable_unprepare(csi->mclk); @@ -702,7 +694,7 @@ static int imx7_csi_s_stream(struct v4l2_subdev *sd, int enable) ret = v4l2_subdev_call(csi->src_sd, video, s_stream, 1); if (ret < 0) { - imx7_csi_deinit(csi); + imx7_csi_deinit(csi, VB2_BUF_STATE_QUEUED); goto out_unlock; } @@ -712,7 +704,7 @@ static int imx7_csi_s_stream(struct v4l2_subdev *sd, int enable) v4l2_subdev_call(csi->src_sd, video, s_stream, 0); - imx7_csi_deinit(csi); + imx7_csi_deinit(csi, VB2_BUF_STATE_ERROR); } csi->is_streaming = !!enable; |