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Subject: media: staging: ipu3-imgu: clarify the limitation of grid config Author: Bingbu Cao <[email protected]> Date: Mon Oct 18 03:48:15 2021 +0100 There are some grid configuration limitations for ImgU, which was not described clearly in current uAPI header file, add the description to help user to set the grid configuration correctly. Signed-off-by: Bingbu Cao <[email protected]> Reviewed-by: Laurent Pinchart <[email protected]> Reviewed-by: Kieran Bingham <[email protected]> Reviewed-by: Jean-Michel Hautbois <[email protected]> Signed-off-by: Sakari Ailus <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/staging/media/ipu3/include/uapi/intel-ipu3.h | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) --- diff --git a/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h b/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h index 585f55981c86..a3ffd486d291 100644 --- a/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h +++ b/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h @@ -34,11 +34,17 @@ * struct ipu3_uapi_grid_config - Grid plane config * * @width: Grid horizontal dimensions, in number of grid blocks(cells). + * For AWB, the range is (16, 80). + * For AF/AE, the range is (16, 32). * @height: Grid vertical dimensions, in number of grid cells. + * For AWB, the range is (16, 60). + * For AF/AE, the range is (16, 24). * @block_width_log2: Log2 of the width of each cell in pixels. - * for (2^3, 2^4, 2^5, 2^6, 2^7), values [3, 7]. + * For AWB, the range is [3, 6]. + * For AF/AE, the range is [3, 7]. * @block_height_log2: Log2 of the height of each cell in pixels. - * for (2^3, 2^4, 2^5, 2^6, 2^7), values [3, 7]. + * For AWB, the range is [3, 6]. + * For AF/AE, the range is [3, 7]. * @height_per_slice: The number of blocks in vertical axis per slice. * Default 2. * @x_start: X value of top left corner of Region of Interest(ROI). _______________________________________________ linuxtv-commits mailing list [email protected] https://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
