From: shihong.zheng <shihong.zheng@amlogic.com>
Date: Wed, 19 Aug 2020 11:31:06 +0000 (+0800)
Subject: mpeg12: fix vfifo data empty bug. [1/1]
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=157e49f64e286af3dd706cd857f7bd153b4a29fc;p=GitHub%2FLineageOS%2FG12%2Fandroid_hardware_amlogic_kernel-modules_media.git

mpeg12: fix vfifo data empty bug. [1/1]

PD#SWPL-31902

Problem:
fix mpeg12 vfifo data empty status bug.

Solution:
consume current chunk and do not get more chunk
for this run.

Verify:
ah212

Change-Id: I7c0eb7c7283937a4179246d5bce7ca8ad1d72893
Signed-off-by: shihong.zheng <shihong.zheng@amlogic.com>
---

diff --git a/drivers/frame_provider/decoder/mpeg12/vmpeg12_multi.c b/drivers/frame_provider/decoder/mpeg12/vmpeg12_multi.c
index ef45eb8..832e3c3 100644
--- a/drivers/frame_provider/decoder/mpeg12/vmpeg12_multi.c
+++ b/drivers/frame_provider/decoder/mpeg12/vmpeg12_multi.c
@@ -1894,14 +1894,8 @@ static irqreturn_t vmpeg12_isr_thread_fn(struct vdec_s *vdec, int irq)
 			READ_VREG(VLD_MEM_VIFIFO_CONTROL),
 			READ_VREG(VIFF_BIT_CNT));
 		if (vdec_frame_based(vdec)) {
-			u32 bitcnt = READ_VREG(VIFF_BIT_CNT);
-			if (bitcnt < 32) {
-				reset_process_time(hw);
-				hw->dec_result = DEC_RESULT_GET_DATA;
-			} else {
-				userdata_pushed_drop(hw);
-				hw->dec_result = DEC_RESULT_DONE;
-			}
+			userdata_pushed_drop(hw);
+			hw->dec_result = DEC_RESULT_DONE;
 			vdec_schedule_work(&hw->work);
 		} else {
 			hw->dec_result = DEC_RESULT_AGAIN;