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authorAakarsh Jain2023-12-13 13:41:00 +0530
committerHans Verkuil2023-12-13 14:33:49 +0100
commitc639899bb66742f39cd6a0a4c27eb3240e309bff (patch)
tree7ac96e85a499232d4e68ad31de493a8a79e8743c /drivers
parent6f1466123d731265e607df3a0ea79bfc7531a564 (diff)
media: s5p-mfc: Add support for rate controls in MFCv12
In MFCv12, the rc configs are changed with support for CBR loose, CBR tight and Variable Bitrate (VBR) added. Cc: linux-fsd@tesla.com Signed-off-by: Smitha T Murthy <smithatmurthy@gmail.com> Signed-off-by: Aakarsh Jain <aakarsh.jain@samsung.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.c22
-rw-r--r--drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.h1
2 files changed, 19 insertions, 4 deletions
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 36aebca11313..4a0d0e228e78 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
@@ -992,10 +992,24 @@ static int s5p_mfc_set_enc_params(struct s5p_mfc_ctx *ctx)
/* reaction coefficient */
if (p->rc_frame) {
- if (p->rc_reaction_coeff < TIGHT_CBR_MAX) /* tight CBR */
- writel(1, mfc_regs->e_rc_mode);
- else /* loose CBR */
- writel(2, mfc_regs->e_rc_mode);
+ if (IS_MFCV12(dev)) {
+ /* loose CBR */
+ if (p->rc_reaction_coeff < LOOSE_CBR_MAX)
+ writel(1, mfc_regs->e_rc_mode);
+ /* tight CBR */
+ else if (p->rc_reaction_coeff < TIGHT_CBR_MAX)
+ writel(0, mfc_regs->e_rc_mode);
+ /* VBR */
+ else
+ writel(2, mfc_regs->e_rc_mode);
+ } else {
+ /* tight CBR */
+ if (p->rc_reaction_coeff < TIGHT_CBR_MAX)
+ writel(1, mfc_regs->e_rc_mode);
+ /* loose CBR */
+ else
+ writel(2, mfc_regs->e_rc_mode);
+ }
}
/* seq header ctrl */
diff --git a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.h b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.h
index ff582eea4217..94ecb0e6e7c7 100644
--- a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.h
+++ b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr_v6.h
@@ -40,6 +40,7 @@
#define ENC_H264_LEVEL_MAX 42
#define ENC_MPEG4_VOP_TIME_RES_MAX ((1 << 16) - 1)
#define FRAME_DELTA_H264_H263 1
+#define LOOSE_CBR_MAX 5
#define TIGHT_CBR_MAX 10
#define ENC_HEVC_RC_FRAME_RATE_MAX ((1 << 16) - 1)
#define ENC_HEVC_QP_INDEX_MIN -12