vdin: disable afbce under 4k resolution [1/1]

PD#SWPL-7511

Problem:
no need enable vdin afbce under 4k,
it is no help for bandwidth with these resolution

Solution:
only enable vdin afbce for 4k resolution

Verify:
x301

Change-Id: I283efd872004846d158ef6c9addbd1e666d2f61a
Signed-off-by: Evoke Zhang <evoke.zhang@amlogic.com>

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

@@ -828,6 +828,8 @@ static void vdin_dump_state(struct vdin_dev_s *devp)
 		devp->dv.dv_flag, devp->dv.dv_config, devp->prop.dolby_vision);
 	pr_info("size of struct vdin_dev_s: %d\n", devp->vdin_dev_ssize);
 
+	pr_info("afbce_flag: %d\n", devp->afbce_flag);
+	pr_info("afbce_mode: %d\n", devp->afbce_mode);
 	if (devp->afbce_mode == 1) {
 		for (i = 0; i < devp->vfmem_max_cnt; i++) {
 			pr_info("head(%d) addr:0x%lx, size:0x%x\n",

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

@@ -78,8 +78,10 @@ static unsigned int vdin_addr_offset[VDIN_MAX_DEVS] = {0, 0x80};
 static struct vdin_dev_s *vdin_devp[VDIN_MAX_DEVS];
 static unsigned long mem_start, mem_end;
 static unsigned int use_reserved_mem;
-static int afbc_init_flag[VDIN_MAX_DEVS];
 static unsigned int pr_times;
+
+/* afbce related */
+static int afbc_init_flag[VDIN_MAX_DEVS];
 unsigned int tl1_vdin1_preview_flag;
 static unsigned int tl1_vdin1_data_readied;
 static unsigned int tl1_vdin1_canvas_addr;
@@ -536,6 +538,17 @@ void vdin_start_dec(struct vdin_dev_s *devp)
 	vdin_wr_reverse(devp->addr_offset,
 				devp->parm.h_reverse,
 				devp->parm.v_reverse);
+
+	/* check if need enable afbce */
+	if (devp->afbce_flag == 1) {
+		if ((devp->h_active > 1920) && (devp->v_active > 1080))
+			devp->afbce_mode = 1;
+		else
+			devp->afbce_mode = 0;
+		pr_info("vdin%d afbce_mode: %d\n",
+			devp->index, devp->afbce_mode);
+	}
+
 #ifdef CONFIG_CMA
 	vdin_cma_malloc_mode(devp);
 	if (devp->afbce_mode == 1) {
@@ -612,12 +625,10 @@ void vdin_start_dec(struct vdin_dev_s *devp)
 	vdin_hw_enable(devp->addr_offset);
 	vdin_set_all_regs(devp);
 
-	if (is_meson_tl1_cpu() || is_meson_tm2_cpu()) {
+	if (devp->afbce_mode == 0)
-		if (devp->afbce_mode == 0)
+		vdin_write_mif_or_afbce(devp, VDIN_OUTPUT_TO_MIF);
-			vdin_write_mif_or_afbce(devp, VDIN_OUTPUT_TO_MIF);
+	else if (devp->afbce_mode == 1)
-		else if (devp->afbce_mode == 1)
+		vdin_write_mif_or_afbce(devp, VDIN_OUTPUT_TO_AFBCE);
-			vdin_write_mif_or_afbce(devp, VDIN_OUTPUT_TO_AFBCE);
-	}
 
 	if (!(devp->parm.flag & TVIN_PARM_FLAG_CAP) &&
 		(devp->frontend) &&
@@ -713,8 +724,7 @@ void vdin_stop_dec(struct vdin_dev_s *devp)
 	disable_irq_nosync(devp->irq);
 	afbc_init_flag[devp->index] = 0;
 
-	if ((is_meson_tl1_cpu() || is_meson_tm2_cpu())
+	if (devp->afbce_mode == 1) {
-			&& (devp->afbce_mode == 1)) {
 		while (i++ < afbc_write_down_timeout) {
 			if (vdin_afbce_read_writedown_flag())
 				break;
@@ -756,8 +766,7 @@ void vdin_stop_dec(struct vdin_dev_s *devp)
 		vf_unreg_provider(&devp->vprov);
 	devp->dv.dv_config = 0;
 
-	if ((is_meson_tl1_cpu() || is_meson_tm2_cpu())
+	if (devp->afbce_mode == 1) {
-			&& (devp->afbce_mode == 1)) {
 		vdin_afbce_hw_disable();
 		vdin_afbce_soft_reset();
 	}
@@ -1445,8 +1454,7 @@ irqreturn_t vdin_isr(int irq, void *dev_id)
 
 	offset = devp->addr_offset;
 
-	if ((is_meson_tl1_cpu() || is_meson_tm2_cpu())
+	if (devp->afbce_mode == 1) {
-			&& (devp->afbce_mode == 1)) {
 		if (afbc_init_flag[devp->index] == 0) {
 			afbc_init_flag[devp->index] = 1;
 			/*set mem power on*/
@@ -1467,7 +1475,7 @@ irqreturn_t vdin_isr(int irq, void *dev_id)
 	 */
 
 	spin_lock_irqsave(&devp->isr_lock, flags);
-	if (is_meson_tl1_cpu() && (devp->afbce_mode == 1)) {
+	if (devp->afbce_mode == 1) {
 		/* no need reset mif under afbc mode */
 		devp->vdin_reset_flag = 0;
 	} else {
@@ -2339,8 +2347,7 @@ static int vdin_open(struct inode *inode, struct file *file)
 		return 0;
 	}
 
-	if ((devp->afbce_mode == 1) &&
+	if ((is_meson_tl1_cpu() || is_meson_tm2_cpu()))
-		(is_meson_tl1_cpu() || is_meson_tm2_cpu()))
 		switch_vpu_mem_pd_vmod(VPU_AFBCE, VPU_MEM_POWER_ON);
 
 	devp->flags |= VDIN_FLAG_FS_OPENED;
@@ -2389,8 +2396,7 @@ static int vdin_release(struct inode *inode, struct file *file)
 		return 0;
 	}
 
-	if ((devp->afbce_mode == 1) &&
+	if ((is_meson_tl1_cpu() || is_meson_tm2_cpu()))
-		(is_meson_tl1_cpu() || is_meson_tm2_cpu()))
 		switch_vpu_mem_pd_vmod(VPU_AFBCE, VPU_MEM_POWER_DOWN);
 
 	devp->flags &= (~VDIN_FLAG_FS_OPENED);
@@ -3336,22 +3342,21 @@ static int vdin_drv_probe(struct platform_device *pdev)
 	ret = of_property_read_u32(pdev->dev.of_node,
 		"afbce_bit_mode", &val);
 	if (ret) {
-		vdevp->afbce_mode = 0;
+		vdevp->afbce_flag = 0;
-		pr_info("no afbce mode found, use normal mode\n");
 	} else {
-		vdevp->afbce_mode = val & 0xf;
+		vdevp->afbce_flag = val & 0xf;
 		vdevp->afbce_lossy_en = (val>>4)&0xf;
 		if ((is_meson_tl1_cpu() || is_meson_tm2_cpu()) &&
 			(vdevp->index == 0)) {
 			/* just use afbce at vdin0 */
-			pr_info("afbce mode = %d\n", vdevp->afbce_mode);
+			pr_info("afbce flag = %d\n", vdevp->afbce_flag);
 			pr_info("afbce loosy en = %d\n", vdevp->afbce_lossy_en);
 			vdevp->afbce_info = devm_kzalloc(vdevp->dev,
 				sizeof(struct vdin_afbce_s), GFP_KERNEL);
 			if (!vdevp->afbce_info)
 				goto fail_kzalloc_vdev;
 		} else {
-			vdevp->afbce_mode = 0;
+			vdevp->afbce_flag = 0;
 			pr_info("get afbce from dts, but chip cannot support\n");
 		}
 	}

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

@@ -329,6 +329,7 @@ struct vdin_dev_s {
 	 * 1: use afbce non-mmu mode: head/body addr set by code
 	 * 2: use afbce mmu mode: head set by code, body addr assigning by hw
 	 */
+	unsigned int afbce_flag;
 	unsigned int afbce_mode;
 	unsigned int afbce_lossy_en;
 	unsigned int canvas_config_mode;