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openwrt/target/linux/bcm27xx/patches-5.15/950-0462-media-rpivid-Update-to-compile-with-new-hevc-decode-.patch
Álvaro Fernández Rojas 20ea6adbf1 bcm27xx: add support for linux v5.15 
Build system: x86_64
Build-tested: bcm2708, bcm2709, bcm2710, bcm2711
Run-tested: bcm2708/RPiB+, bcm2709/RPi3B, bcm2710/RPi3B, bcm2711/RPi4B

Signed-off-by: Marty Jones <mj8263788@gmail.com>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2022-05-17 15:11:22 +02:00

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From 2a88d608907e78bc6506579de01fabaa18219483 Mon Sep 17 00:00:00 2001
From: John Cox <jc@kynesim.co.uk>
Date: Thu, 5 Aug 2021 15:18:50 +0100
Subject: [PATCH] media: rpivid: Update to compile with new hevc decode
params
DPB entries have moved from slice params to the new decode params
attribute - update to deal with this. Also fixes fallthrough
warnings which seem to be new in 5.14.
Signed-off-by: John Cox <jc@kynesim.co.uk>
---
drivers/staging/media/rpivid/rpivid.c | 6 ++++
drivers/staging/media/rpivid/rpivid.h | 1 +
drivers/staging/media/rpivid/rpivid_dec.c | 3 ++
drivers/staging/media/rpivid/rpivid_h265.c | 35 ++++++++++++----------
4 files changed, 30 insertions(+), 15 deletions(-)
--- a/drivers/staging/media/rpivid/rpivid.c
+++ b/drivers/staging/media/rpivid/rpivid.c
@@ -57,6 +57,12 @@ static const struct rpivid_control rpivi
},
{
.cfg = {
+ .id = V4L2_CID_MPEG_VIDEO_HEVC_DECODE_PARAMS,
+ },
+ .required = true,
+ },
+ {
+ .cfg = {
.id = V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS,
},
.required = true,
--- a/drivers/staging/media/rpivid/rpivid.h
+++ b/drivers/staging/media/rpivid/rpivid.h
@@ -52,6 +52,7 @@ struct rpivid_h265_run {
u32 slice_ents;
const struct v4l2_ctrl_hevc_sps *sps;
const struct v4l2_ctrl_hevc_pps *pps;
+ const struct v4l2_ctrl_hevc_decode_params *dec;
const struct v4l2_ctrl_hevc_slice_params *slice_params;
const struct v4l2_ctrl_hevc_scaling_matrix *scaling_matrix;
};
--- a/drivers/staging/media/rpivid/rpivid_dec.c
+++ b/drivers/staging/media/rpivid/rpivid_dec.c
@@ -55,6 +55,9 @@ void rpivid_device_run(void *priv)
run.h265.slice_params =
rpivid_find_control_data(ctx,
V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS);
+ run.h265.dec =
+ rpivid_find_control_data(ctx,
+ V4L2_CID_MPEG_VIDEO_HEVC_DECODE_PARAMS);
run.h265.scaling_matrix =
rpivid_find_control_data(ctx,
V4L2_CID_MPEG_VIDEO_HEVC_SCALING_MATRIX);
--- a/drivers/staging/media/rpivid/rpivid_h265.c
+++ b/drivers/staging/media/rpivid/rpivid_h265.c
@@ -252,6 +252,7 @@ struct rpivid_dec_state {
u8 *src_buf;
dma_addr_t src_addr;
const struct v4l2_ctrl_hevc_slice_params *sh;
+ const struct v4l2_ctrl_hevc_decode_params *dec;
unsigned int nb_refs[2];
unsigned int slice_qp;
unsigned int max_num_merge_cand; // 0 if I-slice
@@ -799,6 +800,7 @@ static void pre_slice_decode(struct rpiv
const struct rpivid_dec_state *const s)
{
const struct v4l2_ctrl_hevc_slice_params *const sh = s->sh;
+ const struct v4l2_ctrl_hevc_decode_params *const dec = s->dec;
int weighted_pred_flag, idx;
u16 cmd_slice;
unsigned int collocated_from_l0_flag;
@@ -825,9 +827,9 @@ static void pre_slice_decode(struct rpiv
if (sh->slice_type == HEVC_SLICE_P || sh->slice_type == HEVC_SLICE_B) {
// Flag to say all reference pictures are from the past
const int no_backward_pred_flag =
- has_backward(sh->dpb, sh->ref_idx_l0, s->nb_refs[L0],
+ has_backward(dec->dpb, sh->ref_idx_l0, s->nb_refs[L0],
sh->slice_pic_order_cnt) &&
- has_backward(sh->dpb, sh->ref_idx_l1, s->nb_refs[L1],
+ has_backward(dec->dpb, sh->ref_idx_l1, s->nb_refs[L1],
sh->slice_pic_order_cnt);
cmd_slice |= no_backward_pred_flag << 10;
msg_slice(de, cmd_slice);
@@ -855,11 +857,11 @@ static void pre_slice_decode(struct rpiv
msg_slice(de,
dpb_no |
- (sh->dpb[dpb_no].rps ==
+ (dec->dpb[dpb_no].rps ==
V4L2_HEVC_DPB_ENTRY_RPS_LT_CURR ?
(1 << 4) : 0) |
(weighted_pred_flag ? (3 << 5) : 0));
- msg_slice(de, sh->dpb[dpb_no].pic_order_cnt[0]);
+ msg_slice(de, dec->dpb[dpb_no].pic_order_cnt[0]);
if (weighted_pred_flag) {
const struct v4l2_hevc_pred_weight_table
@@ -901,11 +903,11 @@ static void pre_slice_decode(struct rpiv
// "L1[%d]=dpb[%d]\n", idx, dpb_no);
msg_slice(de,
dpb_no |
- (sh->dpb[dpb_no].rps ==
+ (dec->dpb[dpb_no].rps ==
V4L2_HEVC_DPB_ENTRY_RPS_LT_CURR ?
(1 << 4) : 0) |
(weighted_pred_flag ? (3 << 5) : 0));
- msg_slice(de, sh->dpb[dpb_no].pic_order_cnt[0]);
+ msg_slice(de, dec->dpb[dpb_no].pic_order_cnt[0]);
if (weighted_pred_flag) {
const struct v4l2_hevc_pred_weight_table
*const w = &sh->pred_weight_table;
@@ -1670,6 +1672,8 @@ static void rpivid_h265_setup(struct rpi
struct rpivid_dev *const dev = ctx->dev;
const struct v4l2_ctrl_hevc_slice_params *const sh =
run->h265.slice_params;
+ const struct v4l2_ctrl_hevc_decode_params *const dec =
+ run->h265.dec;
// const struct v4l2_hevc_pred_weight_table *pred_weight_table;
struct rpivid_q_aux *dpb_q_aux[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];
struct rpivid_dec_state *const s = ctx->state;
@@ -1895,6 +1899,7 @@ static void rpivid_h265_setup(struct rpi
// Pre calc a few things
s->sh = sh;
+ s->dec = dec;
s->slice_qp = 26 + s->pps.init_qp_minus26 + s->sh->slice_qp_delta;
s->max_num_merge_cand = sh->slice_type == HEVC_SLICE_I ?
0 :
@@ -1965,9 +1970,9 @@ static void rpivid_h265_setup(struct rpi
if (write_cmd_buffer(dev, de, s))
goto fail;
- for (i = 0; i < sh->num_active_dpb_entries; ++i) {
+ for (i = 0; i < dec->num_active_dpb_entries; ++i) {
int buffer_index =
- vb2_find_timestamp(vq, sh->dpb[i].timestamp, 0);
+ vb2_find_timestamp(vq, dec->dpb[i].timestamp, 0);
struct vb2_buffer *buf = buffer_index < 0 ?
NULL :
vb2_get_buffer(vq, buffer_index);
@@ -1975,7 +1980,7 @@ static void rpivid_h265_setup(struct rpi
if (!buf) {
v4l2_warn(&dev->v4l2_dev,
"Missing DPB ent %d, timestamp=%lld, index=%d\n",
- i, (long long)sh->dpb[i].timestamp,
+ i, (long long)dec->dpb[i].timestamp,
buffer_index);
continue;
}
@@ -1985,7 +1990,7 @@ static void rpivid_h265_setup(struct rpi
if (!dpb_q_aux[i])
v4l2_warn(&dev->v4l2_dev,
"Missing DPB AUX ent %d, timestamp=%lld, index=%d\n",
- i, (long long)sh->dpb[i].timestamp,
+ i, (long long)dec->dpb[i].timestamp,
buffer_index);
}
@@ -2017,11 +2022,11 @@ static void rpivid_h265_setup(struct rpi
}
if (de->dpbno_col != ~0U) {
- if (de->dpbno_col >= sh->num_active_dpb_entries) {
+ if (de->dpbno_col >= dec->num_active_dpb_entries) {
v4l2_err(&dev->v4l2_dev,
"Col ref index %d >= %d\n",
de->dpbno_col,
- sh->num_active_dpb_entries);
+ dec->num_active_dpb_entries);
} else {
// Standard requires that the col pic is
// constant for the duration of the pic
@@ -2462,7 +2467,7 @@ static void rpivid_h265_trigger(struct r
switch (!de ? RPIVID_DECODE_ERROR_CONTINUE : de->state) {
case RPIVID_DECODE_SLICE_START:
de->state = RPIVID_DECODE_SLICE_CONTINUE;
- /* FALLTHRU */
+ fallthrough;
case RPIVID_DECODE_SLICE_CONTINUE:
v4l2_m2m_buf_done_and_job_finish(dev->m2m_dev, ctx->fh.m2m_ctx,
VB2_BUF_STATE_DONE);
@@ -2472,11 +2477,11 @@ static void rpivid_h265_trigger(struct r
default:
v4l2_err(&dev->v4l2_dev, "%s: Unexpected state: %d\n", __func__,
de->state);
- /* FALLTHRU */
+ fallthrough;
case RPIVID_DECODE_ERROR_DONE:
ctx->dec0 = NULL;
dec_env_delete(de);
- /* FALLTHRU */
+ fallthrough;
case RPIVID_DECODE_ERROR_CONTINUE:
xtrace_fin(dev, de);
v4l2_m2m_buf_done_and_job_finish(dev->m2m_dev, ctx->fh.m2m_ctx,
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