vdin: hdr mode force 10bit mode [1/1]

PD#TV-7517

Problem:
hdmi hdr color deepth mode is auto, if input
is 8bit mode, output is 8bit mode

Solution:
when is hdr mode, force set 10bit mode to frame
buffer.

Verify:
tl1

Change-Id: If958f687e3923389277880e19d47f933421a8292
Signed-off-by: Yong Qin <yong.qin@amlogic.com>

drivers/amlogic/media/vin/tvin/vdin/vdin_ctl.c

@@ -3500,13 +3500,13 @@ void vdin_set_bitdepth(struct vdin_dev_s *devp)
 		pr_info("set output color depth %d bit from dts\n", set_width);
 	}
 
-	switch (devp->color_depth_config) {
-	case 8:
+	switch (devp->color_depth_config & 0xff) {
+	case COLOR_DEEPS_8BIT:
 		devp->source_bitdepth = 8;
 		wr_bits(offset, VDIN_WR_CTRL2, 0,
 			VDIN_WR_10BIT_MODE_BIT, VDIN_WR_10BIT_MODE_WID);
 		break;
-	case 10:
+	case COLOR_DEEPS_10BIT:
 		devp->source_bitdepth = 10;
 		wr_bits(offset, VDIN_WR_CTRL2, 1,
 			VDIN_WR_10BIT_MODE_BIT, VDIN_WR_10BIT_MODE_WID);
@@ -4292,6 +4292,44 @@ void vdin_set_drm_data(struct vdin_dev_s *devp,
 	}
 }
 
+void vdin_check_hdmi_hdr(struct vdin_dev_s *devp)
+{
+	struct tvin_state_machine_ops_s *sm_ops;
+	enum tvin_port_e port = TVIN_PORT_NULL;
+	struct tvin_sig_property_s *prop;
+
+	if (!devp)
+		return;
+
+	if (devp->color_depth_config & COLOR_DEEPS_MANUAL)
+		return;
+
+	devp->color_depth_config = COLOR_DEEPS_AUTO;
+	port = devp->parm.port;
+	if ((port < TVIN_PORT_HDMI0) || (port > TVIN_PORT_HDMI7))
+		return;
+
+	prop = &devp->prop;
+	sm_ops = devp->frontend->sm_ops;
+	if (sm_ops->get_sig_property) {
+		sm_ops->get_sig_property(devp->frontend, prop);
+		pr_info("vdin hdmi hdr eotf:0x%x\n",
+				devp->prop.hdr_info.hdr_data.eotf);
+		if (devp->prop.hdr_info.hdr_state == HDR_STATE_GET) {
+			if ((devp->prop.hdr_info.hdr_data.eotf ==
+					EOTF_HDR) ||
+				(devp->prop.hdr_info.hdr_data.eotf ==
+					EOTF_SMPTE_ST_2048) ||
+				(devp->prop.hdr_info.hdr_data.eotf ==
+					EOTF_HLG)) {
+				pr_info("vdin is hdr mode,force 10bit\n");
+				devp->color_depth_config = COLOR_DEEPS_10BIT;
+			}
+		}
+		devp->prop.hdr_info.hdr_data.eotf = 0;
+	}
+}
+
 u32 vdin_get_curr_field_type(struct vdin_dev_s *devp)
 {
 	u32 field_status;

drivers/amlogic/media/vin/tvin/vdin/vdin_debug.c

@@ -767,6 +767,7 @@ static void vdin_dump_state(struct vdin_dev_s *devp)
 	pr_info("cma_mem_size:0x%x\n", devp->cma_mem_size);
 	pr_info("cma_mem_mode:%d\n", devp->cma_mem_mode);
 	pr_info("force_yuv444_malloc:%d\n", devp->force_yuv444_malloc);
+	vdin_check_hdmi_hdr(devp);
 	vdin_dump_vf_state(devp->vfp);
 	if (vf) {
 		pr_info("current vframe index(%u):\n", vf->index);
@@ -1967,7 +1968,7 @@ start_chk:
 		if (!parm[1])
 			pr_err("miss parameters .\n");
 		else if (kstrtoul(parm[1], 10, &val) == 0) {
-			devp->color_depth_config = val;
+			devp->color_depth_config = val | COLOR_DEEPS_MANUAL;
 			pr_info("color_depth(%d):%d\n\n", devp->index,
 				devp->color_depth_config);
 		}

drivers/amlogic/media/vin/tvin/vdin/vdin_drv.c

@@ -540,8 +540,12 @@ void vdin_start_dec(struct vdin_dev_s *devp)
 	}
 	vdin_set_cutwin(devp);
 	vdin_set_hvscale(devp);
-	if (cpu_after_eq(MESON_CPU_MAJOR_ID_GXTVBB))
+
+	if (cpu_after_eq(MESON_CPU_MAJOR_ID_GXTVBB)) {
+		vdin_check_hdmi_hdr(devp);
 		vdin_set_bitdepth(devp);
+	}
+
 	/* txl new add fix for hdmi switch resolution cause cpu holding */
 	if (get_cpu_type() >= MESON_CPU_MAJOR_ID_TXL)
 		vdin_fix_nonstd_vsync(devp);
@@ -3217,7 +3221,7 @@ static int vdin_drv_probe(struct platform_device *pdev)
 		pr_info("no bit mode found, set 8bit as default\n");
 
 	vdevp->color_depth_support = bit_mode & 0xff;
-	vdevp->color_depth_config = 0;
+	vdevp->color_depth_config = COLOR_DEEPS_AUTO;
 
 	ret = (bit_mode >> 8) & 0xff;
 	if (ret == 0)

drivers/amlogic/media/vin/tvin/vdin/vdin_drv.h

@@ -117,6 +117,14 @@
 #define VDIN_AFBCE_EN_720P              (1 << 6)
 #define VDIN_AFBCE_EN_SMALL             (1 << 7)
 
+enum COLOR_DEEPS_CFGe {
+	COLOR_DEEPS_AUTO = 0,
+	COLOR_DEEPS_8BIT = 8,
+	COLOR_DEEPS_10BIT = 10,
+	COLOR_DEEPS_12BIT = 12,
+	COLOR_DEEPS_MANUAL = 0x100,
+};
+
 static inline const char *vdin_fmt_convert_str(
 		enum vdin_format_convert_e fmt_cvt)
 {
@@ -322,7 +330,7 @@ struct vdin_dev_s {
 	 *10:force config as 10bit
 	 *12:force config as 12bit
 	 */
-	unsigned int color_depth_config;
+	enum COLOR_DEEPS_CFGe color_depth_config;
 	/* new add from txl:color depth mode for 10bit
 	 *1: full pack mode;config 10bit as 10bit
 	 *0: config 10bit as 12bit