diff options
| author | Todor Tomov <todor.tomov@linaro.org> | 2017-08-08 09:30:15 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-08-26 15:20:57 -0400 |
| commit | 4cd0e35425c772c7e3c9a5df61688e2feade56fb (patch) | |
| tree | cebb76ef8d5c94d3f82c2888da65090056c09e72 /drivers/media/platform/qcom | |
| parent | 780bf2fe36e028c1f2884b18c327bf5adc6f9e08 (diff) | |
media: camss: vfe: Configure crop module in VFE
Add crop module configuration support to be able to apply cropping.
Signed-off-by: Todor Tomov <todor.tomov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/platform/qcom')
| -rw-r--r-- | drivers/media/platform/qcom/camss-8x16/camss-vfe.c | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/drivers/media/platform/qcom/camss-8x16/camss-vfe.c b/drivers/media/platform/qcom/camss-8x16/camss-vfe.c index 680e059a952c..c62a1ba5dc3b 100644 --- a/drivers/media/platform/qcom/camss-8x16/camss-vfe.c +++ b/drivers/media/platform/qcom/camss-8x16/camss-vfe.c @@ -57,6 +57,7 @@ #define VFE_0_MODULE_CFG_DEMUX (1 << 2) #define VFE_0_MODULE_CFG_CHROMA_UPSAMPLE (1 << 3) #define VFE_0_MODULE_CFG_SCALE_ENC (1 << 23) +#define VFE_0_MODULE_CFG_CROP_ENC (1 << 27) #define VFE_0_CORE_CFG 0x01c #define VFE_0_CORE_CFG_PIXEL_PATTERN_YCBYCR 0x4 @@ -209,6 +210,11 @@ #define VFE_0_SCALE_ENC_CBCR_V_IMAGE_SIZE 0x790 #define VFE_0_SCALE_ENC_CBCR_V_PHASE 0x794 +#define VFE_0_CROP_ENC_Y_WIDTH 0x854 +#define VFE_0_CROP_ENC_Y_HEIGHT 0x858 +#define VFE_0_CROP_ENC_CBCR_WIDTH 0x85c +#define VFE_0_CROP_ENC_CBCR_HEIGHT 0x860 + #define VFE_0_CLAMP_ENC_MAX_CFG 0x874 #define VFE_0_CLAMP_ENC_MAX_CFG_CH0 (0xff << 0) #define VFE_0_CLAMP_ENC_MAX_CFG_CH1 (0xff << 8) @@ -742,6 +748,37 @@ static void vfe_set_scale_cfg(struct vfe_device *vfe, struct vfe_line *line) writel_relaxed(reg, vfe->base + VFE_0_SCALE_ENC_CBCR_V_PHASE); } +static void vfe_set_crop_cfg(struct vfe_device *vfe, struct vfe_line *line) +{ + u32 p = line->video_out.active_fmt.fmt.pix_mp.pixelformat; + u32 reg; + u16 first, last; + + first = line->crop.left; + last = line->crop.left + line->crop.width - 1; + reg = (first << 16) | last; + writel_relaxed(reg, vfe->base + VFE_0_CROP_ENC_Y_WIDTH); + + first = line->crop.top; + last = line->crop.top + line->crop.height - 1; + reg = (first << 16) | last; + writel_relaxed(reg, vfe->base + VFE_0_CROP_ENC_Y_HEIGHT); + + first = line->crop.left / 2; + last = line->crop.left / 2 + line->crop.width / 2 - 1; + reg = (first << 16) | last; + writel_relaxed(reg, vfe->base + VFE_0_CROP_ENC_CBCR_WIDTH); + + first = line->crop.top; + last = line->crop.top + line->crop.height - 1; + if (p == V4L2_PIX_FMT_NV12 || p == V4L2_PIX_FMT_NV21) { + first = line->crop.top / 2; + last = line->crop.top / 2 + line->crop.height / 2 - 1; + } + reg = (first << 16) | last; + writel_relaxed(reg, vfe->base + VFE_0_CROP_ENC_CBCR_HEIGHT); +} + static void vfe_set_clamp_cfg(struct vfe_device *vfe) { u32 val = VFE_0_CLAMP_ENC_MAX_CFG_CH0 | @@ -863,7 +900,8 @@ static void vfe_set_module_cfg(struct vfe_device *vfe, u8 enable) { u32 val = VFE_0_MODULE_CFG_DEMUX | VFE_0_MODULE_CFG_CHROMA_UPSAMPLE | - VFE_0_MODULE_CFG_SCALE_ENC; + VFE_0_MODULE_CFG_SCALE_ENC | + VFE_0_MODULE_CFG_CROP_ENC; if (enable) writel_relaxed(val, vfe->base + VFE_0_MODULE_CFG); @@ -1337,6 +1375,7 @@ static int vfe_enable_output(struct vfe_line *line) vfe_set_xbar_cfg(vfe, output, 1); vfe_set_demux_cfg(vfe, line); vfe_set_scale_cfg(vfe, line); + vfe_set_crop_cfg(vfe, line); vfe_set_clamp_cfg(vfe); vfe_set_camif_cmd(vfe, VFE_0_CAMIF_CMD_ENABLE_FRAME_BOUNDARY); } |