[PATCH 11/20] media: s5p-mfc: Add support for UHD encoding.

Smitha T Murthy
2022-05-17T12:59:55Z

MFC driver had restriction on max resolution of 1080p,
updated it for UHD. Added corresponding support to
set recommended profile and level for H264 in UHD scenario.

Cc: linux-fsd@tesla.com
Signed-off-by: Smitha T Murthy <smitha.t@samsung.com>
---
drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c | 4 ++--
.../media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.c | 12 ++++++++++++
2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c
index 456edcfebba7..9b624f17e32b 100644
--- a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c
@@ -1630,8 +1630,8 @@ static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
return -EINVAL;
}

- v4l_bound_align_image(&pix_fmt_mp->width, 8, 1920, 1,
- &pix_fmt_mp->height, 4, 1080, 1, 0);
+ v4l_bound_align_image(&pix_fmt_mp->width, 8, 3840, 1,
+ &pix_fmt_mp->height, 4, 2160, 1, 0);
} else {
mfc_err("invalid buf type\n");
return -EINVAL;
diff --git a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.c
index 7db7945ea80f..2b6d6259a209 100644
--- a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.c
+++ b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.c
@@ -1127,6 +1127,18 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx)
reg |= ((p->num_b_frame & 0x3) << 16);
writel(reg, mfc_regs->e_gop_config);

+ /* UHD encoding case */
+ if ((ctx->img_width == 3840) && ctx->img_height == 2160) {
+ if (p_h264->level < 51) {
+ mfc_debug(2, "Set Level 5.1 for UHD\n");
+ p_h264->level = 51;
+ }
+ if (p_h264->profile != 0x2) {
+ mfc_debug(2, "Set High profile for UHD\n");
+ p_h264->profile = 0x2;
+ }
+ }
+
/* profile & level */
reg = 0;
/** level */
--
2.17.1