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vdin: HDMI source occurred tortured picture and had sound [1/1]

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PD#SWPL-13676

Problem:
vdin status is confused when enter hdmi

Solution:
reset afifo every time enter the channel

Verify:
verified by t962x2_x301

Change-Id: I9ec78bebec4d2d5e312de82942c29a940fc322ea
Signed-off-by: zhiwei.yuan <zhiwei.yuan@amlogic.com>
This commit is contained in:
zhiwei.yuan
2019-08-30 16:24:59 +08:00
committed by Tao Zeng
parent 27c28074f7
commit 4cd71c20f1
2 changed files with 8 additions and 0 deletions
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7
drivers/amlogic/media/vin/tvin/vdin/vdin_ctl.c
View File

@@ -938,6 +938,13 @@ void vdin_set_top(struct vdin_dev_s *devp, unsigned int offset,
vdin_mux = VDIN_MUX_HDMI;
wr_bits(offset, VDIN_ASFIFO_CTRL1, 0xe4,
VDI4_ASFIFO_CTRL_BIT, VDI4_ASFIFO_CTRL_WID);
/*reset top afifo for green screen when enter the channel*/
if (is_meson_tl1_cpu()) {
wr_bits(offset, VPU_SW_RESET, 1, 26, 1);
wr_bits(offset, VPU_SW_RESET, 0, 26, 1);
}
break;
case 0x80: /* dvin */
vdin_mux = VDIN_MUX_DVIN;

1
drivers/amlogic/media/vin/tvin/vdin/vdin_regs.h
View File

@@ -64,6 +64,7 @@
#define VPU_DI_DIWR_MMC_CTRL 0x270c
#define VPU_TVD3D_MMC_CTRL 0x2710
#define VPU_TVDVBI_MMC_CTRL 0x2711
#define VPU_SW_RESET 0x2720
/* vpp */
#define VPP_VDO_MEAS_CTRL 0x1da8