[PATCH v2 2/2] drivers/media: s5p-mfc: Add Horizontal and Vertical MV Search Range
From: Amit Grover <hidden>
Date: 2014-01-30 05:40:59
Also in:
linux-media, lkml
Subsystem:
media input infrastructure (v4l/dvb), the rest · Maintainers:
Mauro Carvalho Chehab, Linus Torvalds
This patch adds Controls to set Horizontal and Vertical search range for Motion Estimation block for Samsung MFC video Encoders. Signed-off-by: Swami Nathan <redacted> Signed-off-by: Amit Grover <redacted> --- drivers/media/platform/s5p-mfc/regs-mfc-v6.h | 1 + drivers/media/platform/s5p-mfc/s5p_mfc_common.h | 2 ++ drivers/media/platform/s5p-mfc/s5p_mfc_enc.c | 24 +++++++++++++++++++++++ drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c | 8 ++------ 4 files changed, 29 insertions(+), 6 deletions(-)
diff --git a/drivers/media/platform/s5p-mfc/regs-mfc-v6.h b/drivers/media/platform/s5p-mfc/regs-mfc-v6.h
index 2398cdf..8d0b686 100644
--- a/drivers/media/platform/s5p-mfc/regs-mfc-v6.h
+++ b/drivers/media/platform/s5p-mfc/regs-mfc-v6.h@@ -229,6 +229,7 @@ #define S5P_FIMV_E_PADDING_CTRL_V6 0xf7a4 #define S5P_FIMV_E_MV_HOR_RANGE_V6 0xf7ac #define S5P_FIMV_E_MV_VER_RANGE_V6 0xf7b0 +#define S5P_FIMV_E_MV_RANGE_V6_MASK 0x3fff #define S5P_FIMV_E_VBV_BUFFER_SIZE_V6 0xf84c #define S5P_FIMV_E_VBV_INIT_DELAY_V6 0xf850
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
index 6920b54..b90ee34 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h@@ -430,6 +430,8 @@ struct s5p_mfc_vp8_enc_params { struct s5p_mfc_enc_params { u16 width; u16 height; + u32 mv_h_range; + u32 mv_v_range; u16 gop_size; enum v4l2_mpeg_video_multi_slice_mode slice_mode;
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
index 4ff3b6c..704f30c1 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c@@ -208,6 +208,24 @@ static struct mfc_control controls[] = { .default_value = 0, }, { + .id = V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Horizontal MV Search Range", + .minimum = 16, + .maximum = 128, + .step = 16, + .default_value = 32, + }, + { + .id = V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Vertical MV Search Range", + .minimum = 16, + .maximum = 128, + .step = 16, + .default_value = 32, + }, + { .id = V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE, .type = V4L2_CTRL_TYPE_INTEGER, .minimum = 0,
@@ -1377,6 +1395,12 @@ static int s5p_mfc_enc_s_ctrl(struct v4l2_ctrl *ctrl) case V4L2_CID_MPEG_VIDEO_VBV_SIZE: p->vbv_size = ctrl->val; break; + case V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE: + p->mv_h_range = ctrl->val; + break; + case V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE: + p->mv_v_range = ctrl->val; + break; case V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE: p->codec.h264.cpb_size = ctrl->val; break;
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
index 461358c..3c10188 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c@@ -727,14 +727,10 @@ static int s5p_mfc_set_enc_params(struct s5p_mfc_ctx *ctx) WRITEL(reg, S5P_FIMV_E_RC_CONFIG_V6); /* setting for MV range [16, 256] */ - reg = 0; - reg &= ~(0x3FFF); - reg = 256; + reg = (p->mv_h_range & S5P_FIMV_E_MV_RANGE_V6_MASK); WRITEL(reg, S5P_FIMV_E_MV_HOR_RANGE_V6); - reg = 0; - reg &= ~(0x3FFF); - reg = 256; + reg = (p->mv_v_range & S5P_FIMV_E_MV_RANGE_V6_MASK); WRITEL(reg, S5P_FIMV_E_MV_VER_RANGE_V6); WRITEL(0x0, S5P_FIMV_E_FRAME_INSERTION_V6);
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1.7.9.5