From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c | 57 ++++++++++++++++++++++++++-------------------------------
1 files changed, 26 insertions(+), 31 deletions(-)
diff --git a/kernel/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c b/kernel/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
index aa3ce41..40d6e6c 100644
--- a/kernel/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
+++ b/kernel/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2016 MediaTek Inc.
* Author: PC Chen <pc.chen@mediatek.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/module.h>
@@ -37,6 +29,9 @@
#define H264_MAX_FB_NUM 17
#define HDR_PARSING_BUF_SZ 1024
+#define DEC_ERR_RET(ret) ((ret) >> 16)
+#define H264_ERR_NOT_VALID 3
+
/**
* struct h264_fb - h264 decode frame buffer information
* @vdec_fb_va : virtual address of struct vdec_fb
@@ -55,7 +50,7 @@
/**
* struct h264_ring_fb_list - ring frame buffer list
- * @fb_list : frame buffer arrary
+ * @fb_list : frame buffer array
* @read_idx : read index
* @write_idx : write index
* @count : buffer count in list
@@ -72,7 +67,7 @@
/**
* struct vdec_h264_dec_info - decode information
* @dpb_sz : decoding picture buffer size
- * @resolution_changed : resoltion change happen
+ * @resolution_changed : resolution change happen
* @realloc_mv_buf : flag to notify driver to re-allocate mv buffer
* @reserved : for 8 bytes alignment
* @bs_dma : Input bit-stream buffer dma address
@@ -253,8 +248,8 @@
*pic = inst->vsi->pic;
mtk_vcodec_debug(inst, "pic(%d, %d), buf(%d, %d)",
pic->pic_w, pic->pic_h, pic->buf_w, pic->buf_h);
- mtk_vcodec_debug(inst, "Y(%d, %d), C(%d, %d)", pic->y_bs_sz,
- pic->y_len_sz, pic->c_bs_sz, pic->c_len_sz);
+ mtk_vcodec_debug(inst, "fb size: Y(%d), C(%d)",
+ pic->fb_sz[0], pic->fb_sz[1]);
}
static void get_crop_info(struct vdec_h264_inst *inst, struct v4l2_rect *cr)
@@ -274,7 +269,7 @@
mtk_vcodec_debug(inst, "sz=%d", *dpb_sz);
}
-static int vdec_h264_init(struct mtk_vcodec_ctx *ctx, unsigned long *h_vdec)
+static int vdec_h264_init(struct mtk_vcodec_ctx *ctx)
{
struct vdec_h264_inst *inst = NULL;
int err;
@@ -286,9 +281,7 @@
inst->ctx = ctx;
inst->vpu.id = IPI_VDEC_H264;
- inst->vpu.dev = ctx->dev->vpu_plat_dev;
inst->vpu.ctx = ctx;
- inst->vpu.handler = vpu_dec_ipi_handler;
err = vpu_dec_init(&inst->vpu);
if (err) {
@@ -303,7 +296,7 @@
mtk_vcodec_debug(inst, "H264 Instance >> %p", inst);
- *h_vdec = (unsigned long)inst;
+ ctx->drv_handle = inst;
return 0;
error_deinit:
@@ -314,7 +307,7 @@
return err;
}
-static void vdec_h264_deinit(unsigned long h_vdec)
+static void vdec_h264_deinit(void *h_vdec)
{
struct vdec_h264_inst *inst = (struct vdec_h264_inst *)h_vdec;
@@ -339,7 +332,7 @@
return -1;
}
-static int vdec_h264_decode(unsigned long h_vdec, struct mtk_vcodec_mem *bs,
+static int vdec_h264_decode(void *h_vdec, struct mtk_vcodec_mem *bs,
struct vdec_fb *fb, bool *res_chg)
{
struct vdec_h264_inst *inst = (struct vdec_h264_inst *)h_vdec;
@@ -365,8 +358,11 @@
buf = (unsigned char *)bs->va;
buf_sz = bs->size;
nal_start_idx = find_start_code(buf, buf_sz);
- if (nal_start_idx < 0)
+ if (nal_start_idx < 0) {
+ mtk_vcodec_err(inst, "invalid nal start code");
+ err = -EIO;
goto err_free_fb_out;
+ }
nal_start = buf[nal_start_idx];
nal_type = NAL_TYPE(buf[nal_start_idx]);
@@ -390,8 +386,14 @@
data[0] = buf_sz;
data[1] = nal_start;
err = vpu_dec_start(vpu, data, 2);
- if (err)
+ if (err) {
+ if (err > 0 && (DEC_ERR_RET(err) == H264_ERR_NOT_VALID)) {
+ mtk_vcodec_err(inst, "- error bitstream - err = %d -",
+ err);
+ err = -EIO;
+ }
goto err_free_fb_out;
+ }
*res_chg = inst->vsi->dec.resolution_changed;
if (*res_chg) {
@@ -459,8 +461,8 @@
list->count--;
}
-static int vdec_h264_get_param(unsigned long h_vdec,
- enum vdec_get_param_type type, void *out)
+static int vdec_h264_get_param(void *h_vdec, enum vdec_get_param_type type,
+ void *out)
{
struct vdec_h264_inst *inst = (struct vdec_h264_inst *)h_vdec;
@@ -493,16 +495,9 @@
return 0;
}
-static struct vdec_common_if vdec_h264_if = {
+const struct vdec_common_if vdec_h264_if = {
.init = vdec_h264_init,
.decode = vdec_h264_decode,
.get_param = vdec_h264_get_param,
.deinit = vdec_h264_deinit,
};
-
-struct vdec_common_if *get_h264_dec_comm_if(void);
-
-struct vdec_common_if *get_h264_dec_comm_if(void)
-{
- return &vdec_h264_if;
-}
--
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