diff options
author | Paul Kocialkowski <paul.kocialkowski@bootlin.com> | 2022-11-03 19:30:56 +0300 |
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committer | Mauro Carvalho Chehab <mchehab@kernel.org> | 2022-11-25 10:09:00 +0300 |
commit | eee684635d1c8581121b0e6128ca831aaaa41013 (patch) | |
tree | 5b0966c182d33e9f20ca1d18da0d5392c6122d7b /drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c | |
parent | c2aad4113187b218f6191734cdf283099b13cf18 (diff) | |
download | linux-eee684635d1c8581121b0e6128ca831aaaa41013.tar.xz |
media: sun6i-csi: Remove custom format helper and rework configure
Remove the custom sun6i_csi_get_bpp helper in favor of common v4l2
infrastructure and rework the related window configuration code.
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c')
-rw-r--r-- | drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c | 70 |
1 files changed, 35 insertions, 35 deletions
diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c index 3aa8f1eb866c..04f4aaf6cbd0 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c @@ -483,68 +483,68 @@ static void sun6i_csi_capture_configure_format(struct sun6i_csi_device *csi_dev) static void sun6i_csi_capture_configure_window(struct sun6i_csi_device *csi_dev) { + struct regmap *regmap = csi_dev->regmap; + const struct v4l2_format_info *info; + u32 hsize_len, vsize_len; + u32 luma_line, chroma_line = 0; u32 pixelformat, field; u32 width, height; - u32 bytesperline_y; - u32 bytesperline_c; - u32 hor_len; sun6i_csi_capture_dimensions(csi_dev, &width, &height); sun6i_csi_capture_format(csi_dev, &pixelformat, &field); - hor_len = width; + hsize_len = width; + vsize_len = height; switch (pixelformat) { case V4L2_PIX_FMT_YUYV: case V4L2_PIX_FMT_YVYU: case V4L2_PIX_FMT_UYVY: case V4L2_PIX_FMT_VYUY: - dev_dbg(csi_dev->dev, - "Horizontal length should be 2 times of width for packed YUV formats!\n"); - hor_len = width * 2; + /* + * Horizontal length should be 2 times of width for packed + * YUV formats. + */ + hsize_len *= 2; break; default: break; } - regmap_write(csi_dev->regmap, SUN6I_CSI_CH_HSIZE_REG, - SUN6I_CSI_CH_HSIZE_LEN(hor_len) | + regmap_write(regmap, SUN6I_CSI_CH_HSIZE_REG, + SUN6I_CSI_CH_HSIZE_LEN(hsize_len) | SUN6I_CSI_CH_HSIZE_START(0)); - regmap_write(csi_dev->regmap, SUN6I_CSI_CH_VSIZE_REG, - SUN6I_CSI_CH_VSIZE_LEN(height) | + + regmap_write(regmap, SUN6I_CSI_CH_VSIZE_REG, + SUN6I_CSI_CH_VSIZE_LEN(vsize_len) | SUN6I_CSI_CH_VSIZE_START(0)); switch (pixelformat) { - case V4L2_PIX_FMT_NV12_16L16: - case V4L2_PIX_FMT_NV12: - case V4L2_PIX_FMT_NV21: - case V4L2_PIX_FMT_NV16: - case V4L2_PIX_FMT_NV61: - bytesperline_y = width; - bytesperline_c = width; + case V4L2_PIX_FMT_RGB565X: + luma_line = width * 2; break; - case V4L2_PIX_FMT_YUV420: - case V4L2_PIX_FMT_YVU420: - bytesperline_y = width; - bytesperline_c = width / 2; + case V4L2_PIX_FMT_NV12_16L16: + luma_line = width; + chroma_line = width; break; - case V4L2_PIX_FMT_YUV422P: - bytesperline_y = width; - bytesperline_c = width / 2; + case V4L2_PIX_FMT_JPEG: + luma_line = width; break; - default: /* raw */ - dev_dbg(csi_dev->dev, - "Calculating pixelformat(0x%x)'s bytesperline as a packed format\n", - pixelformat); - bytesperline_y = (sun6i_csi_get_bpp(pixelformat) * - width) / 8; - bytesperline_c = 0; + default: + info = v4l2_format_info(pixelformat); + if (WARN_ON(!info)) + return; + + luma_line = width * info->bpp[0]; + + if (info->comp_planes > 1) + chroma_line = width * info->bpp[1] / info->hdiv; break; } - regmap_write(csi_dev->regmap, SUN6I_CSI_CH_BUF_LEN_REG, - SUN6I_CSI_CH_BUF_LEN_CHROMA_LINE(bytesperline_c) | - SUN6I_CSI_CH_BUF_LEN_LUMA_LINE(bytesperline_y)); + regmap_write(regmap, SUN6I_CSI_CH_BUF_LEN_REG, + SUN6I_CSI_CH_BUF_LEN_CHROMA_LINE(chroma_line) | + SUN6I_CSI_CH_BUF_LEN_LUMA_LINE(luma_line)); } static void sun6i_csi_capture_configure(struct sun6i_csi_device *csi_dev) |