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/qcom/venus/vdec.c | 919 +++++++++++++++++++++++++++++++++++++++++++--------------
1 files changed, 692 insertions(+), 227 deletions(-)
diff --git a/kernel/drivers/media/platform/qcom/venus/vdec.c b/kernel/drivers/media/platform/qcom/venus/vdec.c
index e3972db..c437a92 100644
--- a/kernel/drivers/media/platform/qcom/venus/vdec.c
+++ b/kernel/drivers/media/platform/qcom/venus/vdec.c
@@ -1,16 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
* Copyright (C) 2017 Linaro Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only 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/clk.h>
#include <linux/module.h>
@@ -29,6 +20,7 @@
#include "core.h"
#include "helpers.h"
#include "vdec.h"
+#include "pm_helpers.h"
/*
* Three resons to keep MPLANE formats (despite that the number of planes
@@ -46,42 +38,52 @@
.pixfmt = V4L2_PIX_FMT_MPEG4,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ .flags = V4L2_FMT_FLAG_DYN_RESOLUTION,
}, {
.pixfmt = V4L2_PIX_FMT_MPEG2,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ .flags = V4L2_FMT_FLAG_DYN_RESOLUTION,
}, {
.pixfmt = V4L2_PIX_FMT_H263,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ .flags = V4L2_FMT_FLAG_DYN_RESOLUTION,
}, {
.pixfmt = V4L2_PIX_FMT_VC1_ANNEX_G,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ .flags = V4L2_FMT_FLAG_DYN_RESOLUTION,
}, {
.pixfmt = V4L2_PIX_FMT_VC1_ANNEX_L,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ .flags = V4L2_FMT_FLAG_DYN_RESOLUTION,
}, {
.pixfmt = V4L2_PIX_FMT_H264,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ .flags = V4L2_FMT_FLAG_DYN_RESOLUTION,
}, {
.pixfmt = V4L2_PIX_FMT_VP8,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ .flags = V4L2_FMT_FLAG_DYN_RESOLUTION,
}, {
.pixfmt = V4L2_PIX_FMT_VP9,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ .flags = V4L2_FMT_FLAG_DYN_RESOLUTION,
}, {
.pixfmt = V4L2_PIX_FMT_XVID,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ .flags = V4L2_FMT_FLAG_DYN_RESOLUTION,
}, {
.pixfmt = V4L2_PIX_FMT_HEVC,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ .flags = V4L2_FMT_FLAG_DYN_RESOLUTION,
},
};
@@ -142,6 +144,7 @@
struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp;
struct v4l2_plane_pix_format *pfmt = pixmp->plane_fmt;
const struct venus_format *fmt;
+ u32 szimage;
memset(pfmt[0].reserved, 0, sizeof(pfmt[0].reserved));
memset(pixmp->reserved, 0, sizeof(pixmp->reserved));
@@ -155,6 +158,8 @@
else
return NULL;
fmt = find_format(inst, pixmp->pixelformat, f->type);
+ if (!fmt)
+ return NULL;
}
pixmp->width = clamp(pixmp->width, frame_width_min(inst),
@@ -170,14 +175,17 @@
pixmp->num_planes = fmt->num_planes;
pixmp->flags = 0;
- pfmt[0].sizeimage = venus_helper_get_framesz(pixmp->pixelformat,
- pixmp->width,
- pixmp->height);
+ szimage = venus_helper_get_framesz(pixmp->pixelformat, pixmp->width,
+ pixmp->height);
- if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
+ pfmt[0].sizeimage = szimage;
pfmt[0].bytesperline = ALIGN(pixmp->width, 128);
- else
+ } else {
+ pfmt[0].sizeimage = clamp_t(u32, pfmt[0].sizeimage, 0, SZ_8M);
+ pfmt[0].sizeimage = max(pfmt[0].sizeimage, szimage);
pfmt[0].bytesperline = 0;
+ }
return fmt;
}
@@ -191,33 +199,56 @@
return 0;
}
+static int vdec_check_src_change(struct venus_inst *inst)
+{
+ int ret;
+
+ if (inst->subscriptions & V4L2_EVENT_SOURCE_CHANGE &&
+ inst->codec_state == VENUS_DEC_STATE_INIT &&
+ !inst->reconfig)
+ return -EINVAL;
+
+ if (inst->subscriptions & V4L2_EVENT_SOURCE_CHANGE)
+ return 0;
+
+ /*
+ * The code snippet below is a workaround for backward compatibility
+ * with applications which doesn't support V4L2 events. It will be
+ * dropped in future once those applications are fixed.
+ */
+
+ if (inst->codec_state != VENUS_DEC_STATE_INIT)
+ goto done;
+
+ ret = wait_event_timeout(inst->reconf_wait, inst->reconfig,
+ msecs_to_jiffies(100));
+ if (!ret)
+ return -EINVAL;
+
+ if (!(inst->codec_state == VENUS_DEC_STATE_CAPTURE_SETUP) ||
+ !inst->reconfig)
+ dev_dbg(inst->core->dev, VDBGH "wrong state\n");
+
+done:
+ return 0;
+}
+
static int vdec_g_fmt(struct file *file, void *fh, struct v4l2_format *f)
{
struct venus_inst *inst = to_inst(file);
const struct venus_format *fmt = NULL;
struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp;
+ int ret;
if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
fmt = inst->fmt_cap;
else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
fmt = inst->fmt_out;
- if (inst->reconfig) {
- struct v4l2_format format = {};
-
- inst->out_width = inst->reconfig_width;
- inst->out_height = inst->reconfig_height;
- inst->reconfig = false;
-
- format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
- format.fmt.pix_mp.pixelformat = inst->fmt_cap->pixfmt;
- format.fmt.pix_mp.width = inst->out_width;
- format.fmt.pix_mp.height = inst->out_height;
-
- vdec_try_fmt_common(inst, &format);
-
- inst->width = format.fmt.pix_mp.width;
- inst->height = format.fmt.pix_mp.height;
+ if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
+ ret = vdec_check_src_change(inst);
+ if (ret)
+ return ret;
}
pixmp->pixelformat = fmt->pixfmt;
@@ -247,6 +278,14 @@
const struct venus_format *fmt;
struct v4l2_format format;
u32 pixfmt_out = 0, pixfmt_cap = 0;
+ struct vb2_queue *q;
+
+ q = v4l2_m2m_get_vq(inst->m2m_ctx, f->type);
+ if (!q)
+ return -EINVAL;
+
+ if (vb2_is_busy(q))
+ return -EBUSY;
orig_pixmp = *pixmp;
@@ -275,6 +314,7 @@
inst->ycbcr_enc = pixmp->ycbcr_enc;
inst->quantization = pixmp->quantization;
inst->xfer_func = pixmp->xfer_func;
+ inst->input_buf_size = pixmp->plane_fmt[0].sizeimage;
}
memset(&format, 0, sizeof(format));
@@ -341,9 +381,9 @@
static int
vdec_querycap(struct file *file, void *fh, struct v4l2_capability *cap)
{
- strlcpy(cap->driver, "qcom-venus", sizeof(cap->driver));
- strlcpy(cap->card, "Qualcomm Venus video decoder", sizeof(cap->card));
- strlcpy(cap->bus_info, "platform:qcom-venus", sizeof(cap->bus_info));
+ strscpy(cap->driver, "qcom-venus", sizeof(cap->driver));
+ strscpy(cap->card, "Qualcomm Venus video decoder", sizeof(cap->card));
+ strscpy(cap->bus_info, "platform:qcom-venus", sizeof(cap->bus_info));
return 0;
}
@@ -360,6 +400,7 @@
return -EINVAL;
f->pixelformat = fmt->pixfmt;
+ f->flags = fmt->flags;
return 0;
}
@@ -431,11 +472,18 @@
static int vdec_subscribe_event(struct v4l2_fh *fh,
const struct v4l2_event_subscription *sub)
{
+ struct venus_inst *inst = container_of(fh, struct venus_inst, fh);
+ int ret;
+
switch (sub->type) {
case V4L2_EVENT_EOS:
return v4l2_event_subscribe(fh, sub, 2, NULL);
case V4L2_EVENT_SOURCE_CHANGE:
- return v4l2_src_change_event_subscribe(fh, sub);
+ ret = v4l2_src_change_event_subscribe(fh, sub);
+ if (ret)
+ return ret;
+ inst->subscriptions |= V4L2_EVENT_SOURCE_CHANGE;
+ return 0;
case V4L2_EVENT_CTRL:
return v4l2_ctrl_subscribe_event(fh, sub);
default:
@@ -444,45 +492,45 @@
}
static int
-vdec_try_decoder_cmd(struct file *file, void *fh, struct v4l2_decoder_cmd *cmd)
-{
- switch (cmd->cmd) {
- case V4L2_DEC_CMD_STOP:
- if (cmd->flags & V4L2_DEC_CMD_STOP_TO_BLACK)
- return -EINVAL;
- break;
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static int
vdec_decoder_cmd(struct file *file, void *fh, struct v4l2_decoder_cmd *cmd)
{
struct venus_inst *inst = to_inst(file);
+ struct vb2_queue *dst_vq;
struct hfi_frame_data fdata = {0};
int ret;
- ret = vdec_try_decoder_cmd(file, fh, cmd);
+ ret = v4l2_m2m_ioctl_try_decoder_cmd(file, fh, cmd);
if (ret)
return ret;
mutex_lock(&inst->lock);
- /*
- * Implement V4L2_DEC_CMD_STOP by enqueue an empty buffer on decoder
- * input to signal EOS.
- */
- if (!(inst->streamon_out & inst->streamon_cap))
- goto unlock;
+ if (cmd->cmd == V4L2_DEC_CMD_STOP) {
+ /*
+ * Implement V4L2_DEC_CMD_STOP by enqueue an empty buffer on
+ * decoder input to signal EOS.
+ */
+ if (!(inst->streamon_out && inst->streamon_cap))
+ goto unlock;
- fdata.buffer_type = HFI_BUFFER_INPUT;
- fdata.flags |= HFI_BUFFERFLAG_EOS;
- fdata.device_addr = 0xdeadbeef;
+ fdata.buffer_type = HFI_BUFFER_INPUT;
+ fdata.flags |= HFI_BUFFERFLAG_EOS;
+ fdata.device_addr = 0xdeadb000;
- ret = hfi_session_process_buf(inst, &fdata);
+ ret = hfi_session_process_buf(inst, &fdata);
+
+ if (!ret && inst->codec_state == VENUS_DEC_STATE_DECODING) {
+ inst->codec_state = VENUS_DEC_STATE_DRAIN;
+ inst->drain_active = true;
+ }
+ } else if (cmd->cmd == V4L2_DEC_CMD_START &&
+ inst->codec_state == VENUS_DEC_STATE_STOPPED) {
+ dst_vq = v4l2_m2m_get_vq(inst->fh.m2m_ctx,
+ V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
+ vb2_clear_last_buffer_dequeued(dst_vq);
+
+ inst->codec_state = VENUS_DEC_STATE_DECODING;
+ }
unlock:
mutex_unlock(&inst->lock);
@@ -491,8 +539,8 @@
static const struct v4l2_ioctl_ops vdec_ioctl_ops = {
.vidioc_querycap = vdec_querycap,
- .vidioc_enum_fmt_vid_cap_mplane = vdec_enum_fmt,
- .vidioc_enum_fmt_vid_out_mplane = vdec_enum_fmt,
+ .vidioc_enum_fmt_vid_cap = vdec_enum_fmt,
+ .vidioc_enum_fmt_vid_out = vdec_enum_fmt,
.vidioc_s_fmt_vid_cap_mplane = vdec_s_fmt,
.vidioc_s_fmt_vid_out_mplane = vdec_s_fmt,
.vidioc_g_fmt_vid_cap_mplane = vdec_g_fmt,
@@ -513,9 +561,67 @@
.vidioc_enum_framesizes = vdec_enum_framesizes,
.vidioc_subscribe_event = vdec_subscribe_event,
.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
- .vidioc_try_decoder_cmd = vdec_try_decoder_cmd,
+ .vidioc_try_decoder_cmd = v4l2_m2m_ioctl_try_decoder_cmd,
.vidioc_decoder_cmd = vdec_decoder_cmd,
};
+
+static int vdec_pm_get(struct venus_inst *inst)
+{
+ struct venus_core *core = inst->core;
+ struct device *dev = core->dev_dec;
+ int ret;
+
+ mutex_lock(&core->pm_lock);
+ ret = pm_runtime_get_sync(dev);
+ mutex_unlock(&core->pm_lock);
+
+ return ret < 0 ? ret : 0;
+}
+
+static int vdec_pm_put(struct venus_inst *inst, bool autosuspend)
+{
+ struct venus_core *core = inst->core;
+ struct device *dev = core->dev_dec;
+ int ret;
+
+ mutex_lock(&core->pm_lock);
+
+ if (autosuspend)
+ ret = pm_runtime_put_autosuspend(dev);
+ else
+ ret = pm_runtime_put_sync(dev);
+
+ mutex_unlock(&core->pm_lock);
+
+ return ret < 0 ? ret : 0;
+}
+
+static int vdec_pm_get_put(struct venus_inst *inst)
+{
+ struct venus_core *core = inst->core;
+ struct device *dev = core->dev_dec;
+ int ret = 0;
+
+ mutex_lock(&core->pm_lock);
+
+ if (pm_runtime_suspended(dev)) {
+ ret = pm_runtime_get_sync(dev);
+ if (ret < 0)
+ goto error;
+
+ ret = pm_runtime_put_autosuspend(dev);
+ }
+
+error:
+ mutex_unlock(&core->pm_lock);
+
+ return ret < 0 ? ret : 0;
+}
+
+static void vdec_pm_touch(struct venus_inst *inst)
+{
+ pm_runtime_mark_last_busy(inst->core->dev_dec);
+}
static int vdec_set_properties(struct venus_inst *inst)
{
@@ -540,6 +646,7 @@
{
struct venus_core *core = inst->core;
struct hfi_enable en = { .enable = 1 };
+ struct hfi_buffer_requirements bufreq;
u32 width = inst->out_width;
u32 height = inst->out_height;
u32 out_fmt, out2_fmt;
@@ -548,10 +655,6 @@
int ret;
ret = venus_helper_set_work_mode(inst, VIDC_WORK_MODE_2);
- if (ret)
- return ret;
-
- ret = venus_helper_set_core_usage(inst, VIDC_CORE_ID_1);
if (ret)
return ret;
@@ -619,6 +722,23 @@
}
if (IS_V3(core) || IS_V4(core)) {
+ ret = venus_helper_get_bufreq(inst, HFI_BUFFER_OUTPUT, &bufreq);
+ if (ret)
+ return ret;
+
+ if (bufreq.size > inst->output_buf_size)
+ return -EINVAL;
+
+ if (inst->dpb_fmt) {
+ ret = venus_helper_get_bufreq(inst, HFI_BUFFER_OUTPUT2,
+ &bufreq);
+ if (ret)
+ return ret;
+
+ if (bufreq.size > inst->output2_buf_size)
+ return -EINVAL;
+ }
+
if (inst->output2_buf_size) {
ret = venus_helper_set_bufsize(inst,
inst->output2_buf_size,
@@ -643,20 +763,22 @@
return 0;
}
-static int vdec_init_session(struct venus_inst *inst)
+static int vdec_session_init(struct venus_inst *inst)
{
int ret;
ret = hfi_session_init(inst, inst->fmt_out->pixfmt);
- if (ret)
+ if (ret == -EINVAL)
+ return 0;
+ else if (ret)
return ret;
- ret = venus_helper_set_input_resolution(inst, inst->out_width,
- inst->out_height);
+ ret = venus_helper_set_input_resolution(inst, frame_width_min(inst),
+ frame_height_min(inst));
if (ret)
goto deinit;
- ret = venus_helper_set_color_format(inst, inst->fmt_cap->pixfmt);
+ ret = venus_helper_init_codec_freq_data(inst);
if (ret)
goto deinit;
@@ -675,26 +797,19 @@
*in_num = *out_num = 0;
- ret = vdec_init_session(inst);
- if (ret)
- return ret;
-
ret = venus_helper_get_bufreq(inst, HFI_BUFFER_INPUT, &bufreq);
if (ret)
- goto deinit;
+ return ret;
*in_num = HFI_BUFREQ_COUNT_MIN(&bufreq, ver);
ret = venus_helper_get_bufreq(inst, HFI_BUFFER_OUTPUT, &bufreq);
if (ret)
- goto deinit;
+ return ret;
*out_num = HFI_BUFREQ_COUNT_MIN(&bufreq, ver);
-deinit:
- hfi_session_deinit(inst);
-
- return ret;
+ return 0;
}
static int vdec_queue_setup(struct vb2_queue *q,
@@ -727,7 +842,19 @@
return 0;
}
+ ret = vdec_pm_get(inst);
+ if (ret)
+ return ret;
+
+ ret = vdec_session_init(inst);
+ if (ret)
+ goto put_power;
+
ret = vdec_num_buffers(inst, &in_num, &out_num);
+ if (ret)
+ goto put_power;
+
+ ret = vdec_pm_put(inst, false);
if (ret)
return ret;
@@ -737,6 +864,7 @@
sizes[0] = venus_helper_get_framesz(inst->fmt_out->pixfmt,
inst->out_width,
inst->out_height);
+ sizes[0] = max(sizes[0], inst->input_buf_size);
inst->input_buf_size = sizes[0];
*num_buffers = max(*num_buffers, in_num);
inst->num_input_bufs = *num_buffers;
@@ -750,12 +878,21 @@
inst->output_buf_size = sizes[0];
*num_buffers = max(*num_buffers, out_num);
inst->num_output_bufs = *num_buffers;
+
+ mutex_lock(&inst->lock);
+ if (inst->codec_state == VENUS_DEC_STATE_CAPTURE_SETUP)
+ inst->codec_state = VENUS_DEC_STATE_STOPPED;
+ mutex_unlock(&inst->lock);
break;
default:
ret = -EINVAL;
break;
}
+ return ret;
+
+put_power:
+ vdec_pm_put(inst, false);
return ret;
}
@@ -786,6 +923,137 @@
return 0;
}
+static int vdec_start_capture(struct venus_inst *inst)
+{
+ int ret;
+
+ if (!inst->streamon_out)
+ return 0;
+
+ if (inst->codec_state == VENUS_DEC_STATE_DECODING) {
+ if (inst->reconfig)
+ goto reconfigure;
+
+ venus_helper_queue_dpb_bufs(inst);
+ venus_helper_process_initial_cap_bufs(inst);
+ inst->streamon_cap = 1;
+ return 0;
+ }
+
+ if (inst->codec_state != VENUS_DEC_STATE_STOPPED)
+ return 0;
+
+reconfigure:
+ ret = vdec_output_conf(inst);
+ if (ret)
+ return ret;
+
+ ret = venus_helper_set_num_bufs(inst, inst->num_input_bufs,
+ VB2_MAX_FRAME, VB2_MAX_FRAME);
+ if (ret)
+ return ret;
+
+ ret = venus_helper_intbufs_realloc(inst);
+ if (ret)
+ goto err;
+
+ ret = venus_helper_alloc_dpb_bufs(inst);
+ if (ret)
+ goto err;
+
+ ret = venus_helper_queue_dpb_bufs(inst);
+ if (ret)
+ goto free_dpb_bufs;
+
+ ret = venus_helper_process_initial_cap_bufs(inst);
+ if (ret)
+ goto free_dpb_bufs;
+
+ venus_pm_load_scale(inst);
+
+ inst->next_buf_last = false;
+
+ ret = hfi_session_continue(inst);
+ if (ret)
+ goto free_dpb_bufs;
+
+ inst->codec_state = VENUS_DEC_STATE_DECODING;
+
+ if (inst->drain_active)
+ inst->codec_state = VENUS_DEC_STATE_DRAIN;
+
+ inst->streamon_cap = 1;
+ inst->sequence_cap = 0;
+ inst->reconfig = false;
+ inst->drain_active = false;
+
+ return 0;
+
+free_dpb_bufs:
+ venus_helper_free_dpb_bufs(inst);
+err:
+ return ret;
+}
+
+static int vdec_start_output(struct venus_inst *inst)
+{
+ int ret;
+
+ if (inst->codec_state == VENUS_DEC_STATE_SEEK) {
+ ret = venus_helper_process_initial_out_bufs(inst);
+ if (inst->next_buf_last)
+ inst->codec_state = VENUS_DEC_STATE_DRC;
+ else
+ inst->codec_state = VENUS_DEC_STATE_DECODING;
+ goto done;
+ }
+
+ if (inst->codec_state == VENUS_DEC_STATE_INIT ||
+ inst->codec_state == VENUS_DEC_STATE_CAPTURE_SETUP) {
+ ret = venus_helper_process_initial_out_bufs(inst);
+ goto done;
+ }
+
+ if (inst->codec_state != VENUS_DEC_STATE_DEINIT)
+ return -EINVAL;
+
+ venus_helper_init_instance(inst);
+ inst->sequence_out = 0;
+ inst->reconfig = false;
+ inst->next_buf_last = false;
+
+ ret = vdec_set_properties(inst);
+ if (ret)
+ return ret;
+
+ ret = vdec_output_conf(inst);
+ if (ret)
+ return ret;
+
+ ret = vdec_verify_conf(inst);
+ if (ret)
+ return ret;
+
+ ret = venus_helper_set_num_bufs(inst, inst->num_input_bufs,
+ VB2_MAX_FRAME, VB2_MAX_FRAME);
+ if (ret)
+ return ret;
+
+ ret = venus_helper_vb2_start_streaming(inst);
+ if (ret)
+ return ret;
+
+ ret = venus_helper_process_initial_out_bufs(inst);
+ if (ret)
+ return ret;
+
+ inst->codec_state = VENUS_DEC_STATE_INIT;
+
+done:
+ inst->streamon_out = 1;
+ return ret;
+}
+
static int vdec_start_streaming(struct vb2_queue *q, unsigned int count)
{
struct venus_inst *inst = vb2_get_drv_priv(q);
@@ -793,74 +1061,220 @@
mutex_lock(&inst->lock);
- if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
- inst->streamon_out = 1;
- else
- inst->streamon_cap = 1;
+ if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
+ ret = vdec_start_capture(inst);
+ } else {
+ ret = vdec_pm_get(inst);
+ if (ret)
+ goto error;
- if (!(inst->streamon_out & inst->streamon_cap)) {
- mutex_unlock(&inst->lock);
- return 0;
+ ret = venus_pm_acquire_core(inst);
+ if (ret)
+ goto put_power;
+
+ ret = vdec_pm_put(inst, true);
+ if (ret)
+ goto error;
+
+ ret = vdec_start_output(inst);
}
- venus_helper_init_instance(inst);
-
- inst->reconfig = false;
- inst->sequence_cap = 0;
- inst->sequence_out = 0;
-
- ret = vdec_init_session(inst);
if (ret)
- goto bufs_done;
-
- ret = vdec_set_properties(inst);
- if (ret)
- goto deinit_sess;
-
- ret = vdec_output_conf(inst);
- if (ret)
- goto deinit_sess;
-
- ret = vdec_verify_conf(inst);
- if (ret)
- goto deinit_sess;
-
- ret = venus_helper_set_num_bufs(inst, inst->num_input_bufs,
- VB2_MAX_FRAME, VB2_MAX_FRAME);
- if (ret)
- goto deinit_sess;
-
- ret = venus_helper_alloc_dpb_bufs(inst);
- if (ret)
- goto deinit_sess;
-
- ret = venus_helper_vb2_start_streaming(inst);
- if (ret)
- goto deinit_sess;
+ goto error;
mutex_unlock(&inst->lock);
-
return 0;
-deinit_sess:
- hfi_session_deinit(inst);
-bufs_done:
- venus_helper_buffers_done(inst, VB2_BUF_STATE_QUEUED);
- if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
- inst->streamon_out = 0;
- else
- inst->streamon_cap = 0;
+put_power:
+ vdec_pm_put(inst, false);
+error:
+ venus_helper_buffers_done(inst, q->type, VB2_BUF_STATE_QUEUED);
mutex_unlock(&inst->lock);
return ret;
}
+static void vdec_cancel_dst_buffers(struct venus_inst *inst)
+{
+ struct vb2_v4l2_buffer *buf;
+
+ while ((buf = v4l2_m2m_dst_buf_remove(inst->m2m_ctx)))
+ v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR);
+}
+
+static int vdec_stop_capture(struct venus_inst *inst)
+{
+ int ret = 0;
+
+ switch (inst->codec_state) {
+ case VENUS_DEC_STATE_DECODING:
+ ret = hfi_session_flush(inst, HFI_FLUSH_ALL, true);
+ fallthrough;
+ case VENUS_DEC_STATE_DRAIN:
+ inst->codec_state = VENUS_DEC_STATE_STOPPED;
+ inst->drain_active = false;
+ fallthrough;
+ case VENUS_DEC_STATE_SEEK:
+ vdec_cancel_dst_buffers(inst);
+ break;
+ case VENUS_DEC_STATE_DRC:
+ ret = hfi_session_flush(inst, HFI_FLUSH_OUTPUT, true);
+ inst->codec_state = VENUS_DEC_STATE_CAPTURE_SETUP;
+ venus_helper_free_dpb_bufs(inst);
+ break;
+ default:
+ break;
+ }
+
+ return ret;
+}
+
+static int vdec_stop_output(struct venus_inst *inst)
+{
+ int ret = 0;
+
+ switch (inst->codec_state) {
+ case VENUS_DEC_STATE_DECODING:
+ case VENUS_DEC_STATE_DRAIN:
+ case VENUS_DEC_STATE_STOPPED:
+ case VENUS_DEC_STATE_DRC:
+ ret = hfi_session_flush(inst, HFI_FLUSH_ALL, true);
+ inst->codec_state = VENUS_DEC_STATE_SEEK;
+ break;
+ case VENUS_DEC_STATE_INIT:
+ case VENUS_DEC_STATE_CAPTURE_SETUP:
+ ret = hfi_session_flush(inst, HFI_FLUSH_INPUT, true);
+ break;
+ default:
+ break;
+ }
+
+ return ret;
+}
+
+static void vdec_stop_streaming(struct vb2_queue *q)
+{
+ struct venus_inst *inst = vb2_get_drv_priv(q);
+ int ret = -EINVAL;
+
+ mutex_lock(&inst->lock);
+
+ if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ ret = vdec_stop_capture(inst);
+ else
+ ret = vdec_stop_output(inst);
+
+ venus_helper_buffers_done(inst, q->type, VB2_BUF_STATE_ERROR);
+
+ if (ret)
+ goto unlock;
+
+ if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+ inst->streamon_out = 0;
+ else
+ inst->streamon_cap = 0;
+
+unlock:
+ mutex_unlock(&inst->lock);
+}
+
+static void vdec_session_release(struct venus_inst *inst)
+{
+ struct venus_core *core = inst->core;
+ int ret, abort = 0;
+
+ vdec_pm_get(inst);
+
+ mutex_lock(&inst->lock);
+ inst->codec_state = VENUS_DEC_STATE_DEINIT;
+
+ ret = hfi_session_stop(inst);
+ abort = (ret && ret != -EINVAL) ? 1 : 0;
+ ret = hfi_session_unload_res(inst);
+ abort = (ret && ret != -EINVAL) ? 1 : 0;
+ ret = venus_helper_unregister_bufs(inst);
+ abort = (ret && ret != -EINVAL) ? 1 : 0;
+ ret = venus_helper_intbufs_free(inst);
+ abort = (ret && ret != -EINVAL) ? 1 : 0;
+ ret = hfi_session_deinit(inst);
+ abort = (ret && ret != -EINVAL) ? 1 : 0;
+
+ if (inst->session_error || core->sys_error)
+ abort = 1;
+
+ if (abort)
+ hfi_session_abort(inst);
+
+ venus_helper_free_dpb_bufs(inst);
+ venus_pm_load_scale(inst);
+ INIT_LIST_HEAD(&inst->registeredbufs);
+ mutex_unlock(&inst->lock);
+
+ venus_pm_release_core(inst);
+ vdec_pm_put(inst, false);
+}
+
+static int vdec_buf_init(struct vb2_buffer *vb)
+{
+ struct venus_inst *inst = vb2_get_drv_priv(vb->vb2_queue);
+
+ inst->buf_count++;
+
+ return venus_helper_vb2_buf_init(vb);
+}
+
+static void vdec_buf_cleanup(struct vb2_buffer *vb)
+{
+ struct venus_inst *inst = vb2_get_drv_priv(vb->vb2_queue);
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ struct venus_buffer *buf = to_venus_buffer(vbuf);
+
+ mutex_lock(&inst->lock);
+ if (vb->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ if (!list_empty(&inst->registeredbufs))
+ list_del_init(&buf->reg_list);
+ mutex_unlock(&inst->lock);
+
+ inst->buf_count--;
+ if (!inst->buf_count)
+ vdec_session_release(inst);
+}
+
+static void vdec_vb2_buf_queue(struct vb2_buffer *vb)
+{
+ struct venus_inst *inst = vb2_get_drv_priv(vb->vb2_queue);
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ static const struct v4l2_event eos = { .type = V4L2_EVENT_EOS };
+
+ vdec_pm_get_put(inst);
+
+ mutex_lock(&inst->lock);
+
+ if (inst->next_buf_last && V4L2_TYPE_IS_CAPTURE(vb->vb2_queue->type) &&
+ inst->codec_state == VENUS_DEC_STATE_DRC) {
+ vbuf->flags |= V4L2_BUF_FLAG_LAST;
+ vbuf->sequence = inst->sequence_cap++;
+ vbuf->field = V4L2_FIELD_NONE;
+ vb2_set_plane_payload(vb, 0, 0);
+ v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_DONE);
+ v4l2_event_queue_fh(&inst->fh, &eos);
+ inst->next_buf_last = false;
+ mutex_unlock(&inst->lock);
+ return;
+ }
+
+ mutex_unlock(&inst->lock);
+
+ venus_helper_vb2_buf_queue(vb);
+}
+
static const struct vb2_ops vdec_vb2_ops = {
.queue_setup = vdec_queue_setup,
- .buf_init = venus_helper_vb2_buf_init,
+ .buf_init = vdec_buf_init,
+ .buf_cleanup = vdec_buf_cleanup,
.buf_prepare = venus_helper_vb2_buf_prepare,
.start_streaming = vdec_start_streaming,
- .stop_streaming = venus_helper_vb2_stop_streaming,
- .buf_queue = venus_helper_vb2_buf_queue,
+ .stop_streaming = vdec_stop_streaming,
+ .buf_queue = vdec_vb2_buf_queue,
};
static void vdec_buf_done(struct venus_inst *inst, unsigned int buf_type,
@@ -871,6 +1285,8 @@
struct vb2_v4l2_buffer *vbuf;
struct vb2_buffer *vb;
unsigned int type;
+
+ vdec_pm_touch(inst);
if (buf_type == HFI_BUFFER_INPUT)
type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
@@ -883,12 +1299,10 @@
vbuf->flags = flags;
vbuf->field = V4L2_FIELD_NONE;
+ vb = &vbuf->vb2_buf;
if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
- unsigned int opb_sz = venus_helper_get_opb_size(inst);
-
- vb = &vbuf->vb2_buf;
- vb2_set_plane_payload(vb, 0, bytesused ? : opb_sz);
+ vb2_set_plane_payload(vb, 0, bytesused);
vb->planes[0].data_offset = data_offset;
vb->timestamp = timestamp_us * NSEC_PER_USEC;
vbuf->sequence = inst->sequence_cap++;
@@ -897,10 +1311,20 @@
const struct v4l2_event ev = { .type = V4L2_EVENT_EOS };
v4l2_event_queue_fh(&inst->fh, &ev);
+
+ if (inst->codec_state == VENUS_DEC_STATE_DRAIN) {
+ inst->drain_active = false;
+ inst->codec_state = VENUS_DEC_STATE_STOPPED;
+ }
}
+
+ if (!bytesused)
+ state = VB2_BUF_STATE_ERROR;
} else {
vbuf->sequence = inst->sequence_out++;
}
+
+ venus_helper_get_ts_metadata(inst, timestamp_us, vbuf);
if (hfi_flags & HFI_BUFFERFLAG_READONLY)
venus_helper_acquire_buf_ref(vbuf);
@@ -908,7 +1332,79 @@
if (hfi_flags & HFI_BUFFERFLAG_DATACORRUPT)
state = VB2_BUF_STATE_ERROR;
+ if (hfi_flags & HFI_BUFFERFLAG_DROP_FRAME) {
+ state = VB2_BUF_STATE_ERROR;
+ vb2_set_plane_payload(vb, 0, 0);
+ vb->timestamp = 0;
+ }
+
v4l2_m2m_buf_done(vbuf, state);
+}
+
+static void vdec_event_change(struct venus_inst *inst,
+ struct hfi_event_data *ev_data, bool sufficient)
+{
+ static const struct v4l2_event ev = {
+ .type = V4L2_EVENT_SOURCE_CHANGE,
+ .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION };
+ struct device *dev = inst->core->dev_dec;
+ struct v4l2_format format = {};
+
+ mutex_lock(&inst->lock);
+
+ format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
+ format.fmt.pix_mp.pixelformat = inst->fmt_cap->pixfmt;
+ format.fmt.pix_mp.width = ev_data->width;
+ format.fmt.pix_mp.height = ev_data->height;
+
+ vdec_try_fmt_common(inst, &format);
+
+ inst->width = format.fmt.pix_mp.width;
+ inst->height = format.fmt.pix_mp.height;
+
+ inst->out_width = ev_data->width;
+ inst->out_height = ev_data->height;
+
+ if (inst->bit_depth != ev_data->bit_depth)
+ inst->bit_depth = ev_data->bit_depth;
+
+ dev_dbg(dev, VDBGM "event %s sufficient resources (%ux%u)\n",
+ sufficient ? "" : "not", ev_data->width, ev_data->height);
+
+ switch (inst->codec_state) {
+ case VENUS_DEC_STATE_INIT:
+ inst->codec_state = VENUS_DEC_STATE_CAPTURE_SETUP;
+ break;
+ case VENUS_DEC_STATE_DECODING:
+ case VENUS_DEC_STATE_DRAIN:
+ inst->codec_state = VENUS_DEC_STATE_DRC;
+ break;
+ default:
+ break;
+ }
+
+ /*
+ * The assumption is that the firmware have to return the last buffer
+ * before this event is received in the v4l2 driver. Also the firmware
+ * itself doesn't mark the last decoder output buffer with HFI EOS flag.
+ */
+
+ if (inst->codec_state == VENUS_DEC_STATE_DRC) {
+ int ret;
+
+ inst->next_buf_last = true;
+
+ ret = hfi_session_flush(inst, HFI_FLUSH_OUTPUT, false);
+ if (ret)
+ dev_dbg(dev, VDBGH "flush output error %d\n", ret);
+ }
+
+ inst->next_buf_last = true;
+ inst->reconfig = true;
+ v4l2_event_queue_fh(&inst->fh, &ev);
+ wake_up(&inst->reconf_wait);
+
+ mutex_unlock(&inst->lock);
}
static void vdec_event_notify(struct venus_inst *inst, u32 event,
@@ -916,9 +1412,8 @@
{
struct venus_core *core = inst->core;
struct device *dev = core->dev_dec;
- static const struct v4l2_event ev = {
- .type = V4L2_EVENT_SOURCE_CHANGE,
- .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION };
+
+ vdec_pm_touch(inst);
switch (event) {
case EVT_SESSION_ERROR:
@@ -928,18 +1423,10 @@
case EVT_SYS_EVENT_CHANGE:
switch (data->event_type) {
case HFI_EVENT_DATA_SEQUENCE_CHANGED_SUFFICIENT_BUF_RESOURCES:
- hfi_session_continue(inst);
- dev_dbg(dev, "event sufficient resources\n");
+ vdec_event_change(inst, data, true);
break;
case HFI_EVENT_DATA_SEQUENCE_CHANGED_INSUFFICIENT_BUF_RESOURCES:
- inst->reconfig_height = data->height;
- inst->reconfig_width = data->width;
- inst->reconfig = true;
-
- v4l2_event_queue_fh(&inst->fh, &ev);
-
- dev_dbg(dev, "event not sufficient resources (%ux%u)\n",
- data->width, data->height);
+ vdec_event_change(inst, data, false);
break;
case HFI_EVENT_RELEASE_BUFFER_REFERENCE:
venus_helper_release_buf_ref(inst, data->tag);
@@ -953,27 +1440,38 @@
}
}
+static void vdec_flush_done(struct venus_inst *inst)
+{
+ dev_dbg(inst->core->dev_dec, VDBGH "flush done\n");
+}
+
static const struct hfi_inst_ops vdec_hfi_ops = {
.buf_done = vdec_buf_done,
.event_notify = vdec_event_notify,
+ .flush_done = vdec_flush_done,
};
static void vdec_inst_init(struct venus_inst *inst)
{
+ inst->hfi_codec = HFI_VIDEO_CODEC_H264;
inst->fmt_out = &vdec_formats[6];
inst->fmt_cap = &vdec_formats[0];
- inst->width = 1280;
- inst->height = ALIGN(720, 32);
- inst->out_width = 1280;
- inst->out_height = 720;
+ inst->width = frame_width_min(inst);
+ inst->height = ALIGN(frame_height_min(inst), 32);
+ inst->out_width = frame_width_min(inst);
+ inst->out_height = frame_height_min(inst);
inst->fps = 30;
inst->timeperframe.numerator = 1;
inst->timeperframe.denominator = 30;
- inst->hfi_codec = HFI_VIDEO_CODEC_H264;
+ inst->opb_buftype = HFI_BUFFER_OUTPUT;
+}
+
+static void vdec_m2m_device_run(void *priv)
+{
}
static const struct v4l2_m2m_ops vdec_m2m_ops = {
- .device_run = venus_helper_m2m_device_run,
+ .device_run = vdec_m2m_device_run,
.job_abort = venus_helper_m2m_job_abort,
};
@@ -991,7 +1489,7 @@
src_vq->drv_priv = inst;
src_vq->buf_struct_size = sizeof(struct venus_buffer);
src_vq->allow_zero_bytesused = 1;
- src_vq->min_buffers_needed = 1;
+ src_vq->min_buffers_needed = 0;
src_vq->dev = inst->core->dev;
ret = vb2_queue_init(src_vq);
if (ret)
@@ -1005,15 +1503,9 @@
dst_vq->drv_priv = inst;
dst_vq->buf_struct_size = sizeof(struct venus_buffer);
dst_vq->allow_zero_bytesused = 1;
- dst_vq->min_buffers_needed = 1;
+ dst_vq->min_buffers_needed = 0;
dst_vq->dev = inst->core->dev;
- ret = vb2_queue_init(dst_vq);
- if (ret) {
- vb2_queue_release(src_vq);
- return ret;
- }
-
- return 0;
+ return vb2_queue_init(dst_vq);
}
static int vdec_open(struct file *file)
@@ -1035,16 +1527,17 @@
inst->core = core;
inst->session_type = VIDC_SESSION_TYPE_DEC;
inst->num_output_bufs = 1;
-
+ inst->codec_state = VENUS_DEC_STATE_DEINIT;
+ inst->buf_count = 0;
+ inst->clk_data.core_id = VIDC_CORE_ID_DEFAULT;
+ inst->core_acquired = false;
+ inst->bit_depth = VIDC_BITDEPTH_8;
+ init_waitqueue_head(&inst->reconf_wait);
venus_helper_init_instance(inst);
-
- ret = pm_runtime_get_sync(core->dev_dec);
- if (ret < 0)
- goto err_free_inst;
ret = vdec_ctrl_init(inst);
if (ret)
- goto err_put_sync;
+ goto err_free;
ret = hfi_session_create(inst, &vdec_hfi_ops);
if (ret)
@@ -1083,9 +1576,7 @@
hfi_session_destroy(inst);
err_ctrl_deinit:
vdec_ctrl_deinit(inst);
-err_put_sync:
- pm_runtime_put_sync(core->dev_dec);
-err_free_inst:
+err_free:
kfree(inst);
return ret;
}
@@ -1093,6 +1584,8 @@
static int vdec_close(struct file *file)
{
struct venus_inst *inst = to_inst(file);
+
+ vdec_pm_get(inst);
v4l2_m2m_ctx_release(inst->m2m_ctx);
v4l2_m2m_release(inst->m2m_dev);
@@ -1102,7 +1595,7 @@
v4l2_fh_del(&inst->fh);
v4l2_fh_exit(&inst->fh);
- pm_runtime_put_sync(inst->core->dev_dec);
+ vdec_pm_put(inst, false);
kfree(inst);
return 0;
@@ -1131,25 +1624,19 @@
if (!core)
return -EPROBE_DEFER;
- if (IS_V3(core) || IS_V4(core)) {
- core->core0_clk = devm_clk_get(dev, "core");
- if (IS_ERR(core->core0_clk))
- return PTR_ERR(core->core0_clk);
- }
-
- if (IS_V4(core)) {
- core->core0_bus_clk = devm_clk_get(dev, "bus");
- if (IS_ERR(core->core0_bus_clk))
- return PTR_ERR(core->core0_bus_clk);
- }
-
platform_set_drvdata(pdev, core);
+
+ if (core->pm_ops->vdec_get) {
+ ret = core->pm_ops->vdec_get(dev);
+ if (ret)
+ return ret;
+ }
vdev = video_device_alloc();
if (!vdev)
return -ENOMEM;
- strlcpy(vdev->name, "qcom-venus-decoder", sizeof(vdev->name));
+ strscpy(vdev->name, "qcom-venus-decoder", sizeof(vdev->name));
vdev->release = video_device_release;
vdev->fops = &vdec_fops;
vdev->ioctl_ops = &vdec_ioctl_ops;
@@ -1157,7 +1644,7 @@
vdev->v4l2_dev = &core->v4l2_dev;
vdev->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING;
- ret = video_register_device(vdev, VFL_TYPE_GRABBER, -1);
+ ret = video_register_device(vdev, VFL_TYPE_VIDEO, -1);
if (ret)
goto err_vdev_release;
@@ -1165,6 +1652,8 @@
core->dev_dec = dev;
video_set_drvdata(vdev, core);
+ pm_runtime_set_autosuspend_delay(dev, 2000);
+ pm_runtime_use_autosuspend(dev);
pm_runtime_enable(dev);
return 0;
@@ -1181,57 +1670,33 @@
video_unregister_device(core->vdev_dec);
pm_runtime_disable(core->dev_dec);
+ if (core->pm_ops->vdec_put)
+ core->pm_ops->vdec_put(core->dev_dec);
+
return 0;
}
static __maybe_unused int vdec_runtime_suspend(struct device *dev)
{
struct venus_core *core = dev_get_drvdata(dev);
- int ret;
+ const struct venus_pm_ops *pm_ops = core->pm_ops;
+ int ret = 0;
- if (IS_V1(core))
- return 0;
+ if (pm_ops->vdec_power)
+ ret = pm_ops->vdec_power(dev, POWER_OFF);
- ret = venus_helper_power_enable(core, VIDC_SESSION_TYPE_DEC, true);
- if (ret)
- return ret;
-
- if (IS_V4(core))
- clk_disable_unprepare(core->core0_bus_clk);
-
- clk_disable_unprepare(core->core0_clk);
-
- return venus_helper_power_enable(core, VIDC_SESSION_TYPE_DEC, false);
+ return ret;
}
static __maybe_unused int vdec_runtime_resume(struct device *dev)
{
struct venus_core *core = dev_get_drvdata(dev);
- int ret;
+ const struct venus_pm_ops *pm_ops = core->pm_ops;
+ int ret = 0;
- if (IS_V1(core))
- return 0;
+ if (pm_ops->vdec_power)
+ ret = pm_ops->vdec_power(dev, POWER_ON);
- ret = venus_helper_power_enable(core, VIDC_SESSION_TYPE_DEC, true);
- if (ret)
- return ret;
-
- ret = clk_prepare_enable(core->core0_clk);
- if (ret)
- goto err_power_disable;
-
- if (IS_V4(core))
- ret = clk_prepare_enable(core->core0_bus_clk);
-
- if (ret)
- goto err_unprepare_core0;
-
- return venus_helper_power_enable(core, VIDC_SESSION_TYPE_DEC, false);
-
-err_unprepare_core0:
- clk_disable_unprepare(core->core0_clk);
-err_power_disable:
- venus_helper_power_enable(core, VIDC_SESSION_TYPE_DEC, false);
return ret;
}
--
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