[PATCH v3 09/13] staging: media: starfive: Update ISP initialise config for 3A

Changhuang Liang
2024-02-05T09:38:21Z

Upadte ISP initialise for 3A statistics collection data.

Signed-off-by: Changhuang Liang <changhuang.liang@starfivetech.com>
---
.../media/starfive/camss/stf-isp-hw-ops.c | 23 +++++++++++++++++++
.../staging/media/starfive/camss/stf-isp.h | 21 +++++++++++++++++
2 files changed, 44 insertions(+)

diff --git a/drivers/staging/media/starfive/camss/stf-isp-hw-ops.c b/drivers/staging/media/starfive/camss/stf-isp-hw-ops.c
index ae88668e5798..c778251e0024 100644
--- a/drivers/staging/media/starfive/camss/stf-isp-hw-ops.c
+++ b/drivers/staging/media/starfive/camss/stf-isp-hw-ops.c
@@ -300,6 +300,25 @@ static void stf_isp_config_sat(struct stfcamss *stfcamss)
stf_isp_reg_write(stfcamss, ISP_REG_YADJ1, YOMAX(0x3ff) | YOMIN(0x1));
}

+static void stf_isp_config_sc(struct stfcamss *stfcamss)
+{
+ stf_isp_reg_write(stfcamss, ISP_REG_SCD_CFG_1, AXI_ID(0));
+ stf_isp_reg_write(stfcamss, ISP_REG_SC_CFG_0, HSTART(0) | VSTART(0xc));
+ stf_isp_reg_write(stfcamss, ISP_REG_SC_CFG_1,
+ SC_WIDTH(0x1d) | SC_HEIGHT(0x15) |
+ AWB_PS_GRB_BA(0x10) | SEL_TYPE(0x3));
+}
+
+static void stf_isp_config_yhist(struct stfcamss *stfcamss)
+{
+ stf_isp_reg_write(stfcamss, ISP_REG_YHIST_CFG_0, 0);
+ stf_isp_reg_write(stfcamss, ISP_REG_YHIST_CFG_1,
+ YH_WIDTH(0x77f) | YH_HEIGHT(0x437));
+ stf_isp_reg_write(stfcamss, ISP_REG_YHIST_CFG_2,
+ YH_DEC_ETW(2) | YH_DEC_ETH(1));
+ stf_isp_reg_write(stfcamss, ISP_REG_YHIST_CFG_3, 0);
+}
+
int stf_isp_reset(struct stf_isp_dev *isp_dev)
{
stf_isp_reg_set_bit(isp_dev->stfcamss, ISP_REG_ISP_CTRL_0,
@@ -332,7 +351,11 @@ void stf_isp_init_cfg(struct stf_isp_dev *isp_dev)
stf_isp_config_sharpen(isp_dev->stfcamss);
stf_isp_config_dnyuv(isp_dev->stfcamss);
stf_isp_config_sat(isp_dev->stfcamss);
+ stf_isp_config_sc(isp_dev->stfcamss);
+ stf_isp_config_yhist(isp_dev->stfcamss);

+ stf_isp_reg_write(isp_dev->stfcamss, ISP_REG_DUMP_CFG_1,
+ DUMP_BURST_LEN(3) | DUMP_SD(0xb80));
stf_isp_reg_write(isp_dev->stfcamss, ISP_REG_CSI_MODULE_CFG,
CSI_DUMP_EN | CSI_SC_EN | CSI_AWB_EN |
CSI_LCCF_EN | CSI_OECF_EN | CSI_OBC_EN | CSI_DEC_EN);
diff --git a/drivers/staging/media/starfive/camss/stf-isp.h b/drivers/staging/media/starfive/camss/stf-isp.h
index 0af7b367e57a..eca3ba1ade75 100644
--- a/drivers/staging/media/starfive/camss/stf-isp.h
+++ b/drivers/staging/media/starfive/camss/stf-isp.h
@@ -110,9 +110,19 @@

#define ISP_REG_SCD_CFG_0 0x098

+#define ISP_REG_SCD_CFG_1 0x09c
+#define AXI_ID(n) ((n) << 24)
+
+#define ISP_REG_SC_CFG_0 0x0b8
+#define VSTART(n) ((n) << 16)
+#define HSTART(n) ((n) << 0)
+
#define ISP_REG_SC_CFG_1 0x0bc
#define ISP_SC_SEL_MASK GENMASK(31, 30)
#define SEL_TYPE(n) ((n) << 30)
+#define AWB_PS_GRB_BA(n) ((n) << 16)
+#define SC_HEIGHT(n) ((n) << 8)
+#define SC_WIDTH(n) ((n) << 0)

#define ISP_REG_LCCF_CFG_2 0x0e0
#define ISP_REG_LCCF_CFG_3 0x0e4
@@ -312,6 +322,17 @@
#define DNRM_F(n) ((n) << 16)
#define CCM_M_DAT(n) ((n) << 0)

+#define ISP_REG_YHIST_CFG_0 0xcc8
+
+#define ISP_REG_YHIST_CFG_1 0xccc
+#define YH_HEIGHT(n) ((n) << 16)
+#define YH_WIDTH(n) ((n) << 0)
+
+#define ISP_REG_YHIST_CFG_2 0xcd0
+#define YH_DEC_ETH(n) ((n) << 16)
+#define YH_DEC_ETW(n) ((n) << 0)
+
+#define ISP_REG_YHIST_CFG_3 0xcd4
#define ISP_REG_YHIST_CFG_4 0xcd8

#define ISP_REG_YHIST_ACC_0 0xd00
--
2.25.1