diff options
Diffstat (limited to 'drivers/media/platform/rockchip/rkisp1')
| -rw-r--r-- | drivers/media/platform/rockchip/rkisp1/Kconfig | 19 | ||||
| -rw-r--r-- | drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c | 28 |
2 files changed, 40 insertions, 7 deletions
diff --git a/drivers/media/platform/rockchip/rkisp1/Kconfig b/drivers/media/platform/rockchip/rkisp1/Kconfig new file mode 100644 index 000000000000..dabd7e42c193 --- /dev/null +++ b/drivers/media/platform/rockchip/rkisp1/Kconfig @@ -0,0 +1,19 @@ +# SPDX-License-Identifier: GPL-2.0-only +config VIDEO_ROCKCHIP_ISP1 + tristate "Rockchip Image Signal Processing v1 Unit driver" + depends on V4L_PLATFORM_DRIVERS + depends on VIDEO_DEV && OF + depends on ARCH_ROCKCHIP || COMPILE_TEST + select MEDIA_CONTROLLER + select VIDEO_V4L2_SUBDEV_API + select VIDEOBUF2_DMA_CONTIG + select VIDEOBUF2_VMALLOC + select V4L2_FWNODE + select GENERIC_PHY_MIPI_DPHY + default n + help + Enable this to support the Image Signal Processing (ISP) module + present in RK3399 SoCs. + + To compile this driver as a module, choose M here: the module + will be called rockchip-isp1. diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c index 768987d5f2dd..fee2aaacb26b 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c @@ -249,7 +249,7 @@ static const struct rkisp1_capture_fmt_cfg rkisp1_sp_fmts[] = { .fourcc = V4L2_PIX_FMT_GREY, .uv_swap = 0, .write_format = RKISP1_MI_CTRL_SP_WRITE_PLA, - .output_format = RKISP1_MI_CTRL_SP_OUTPUT_YUV400, + .output_format = RKISP1_MI_CTRL_SP_OUTPUT_YUV422, .mbus = MEDIA_BUS_FMT_YUYV8_2X8, }, /* rgb */ @@ -631,12 +631,26 @@ static void rkisp1_set_next_buf(struct rkisp1_capture *cap) rkisp1_write(cap->rkisp1, buff_addr[RKISP1_PLANE_Y], cap->config->mi.y_base_ad_init); - rkisp1_write(cap->rkisp1, - buff_addr[RKISP1_PLANE_CB], - cap->config->mi.cb_base_ad_init); - rkisp1_write(cap->rkisp1, - buff_addr[RKISP1_PLANE_CR], - cap->config->mi.cr_base_ad_init); + /* + * In order to support grey format we capture + * YUV422 planar format from the camera and + * set the U and V planes to the dummy buffer + */ + if (cap->pix.cfg->fourcc == V4L2_PIX_FMT_GREY) { + rkisp1_write(cap->rkisp1, + cap->buf.dummy.dma_addr, + cap->config->mi.cb_base_ad_init); + rkisp1_write(cap->rkisp1, + cap->buf.dummy.dma_addr, + cap->config->mi.cr_base_ad_init); + } else { + rkisp1_write(cap->rkisp1, + buff_addr[RKISP1_PLANE_CB], + cap->config->mi.cb_base_ad_init); + rkisp1_write(cap->rkisp1, + buff_addr[RKISP1_PLANE_CR], + cap->config->mi.cr_base_ad_init); + } } else { /* * Use the dummy space allocated by dma_alloc_coherent to |