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android_kernel_xiaomi_sm8350/msm/vidc/msm_vidc.c
Darshana Patil 70e7d6b0ba msm: vidc: move cbr plus variable to legacy cbr 
Move cbr plus variable to legacy cbr variable as
it is interfering with CVP usage.

Change-Id: If31f49858486e4295e7dfd9f47175e23c4078200
Signed-off-by: Darshana Patil <darshana@codeaurora.org>
Signed-off-by: Maheshwar Ajja <majja@codeaurora.org>
2019-05-13 10:34:23 -07:00

1826 lines
45 KiB
C
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// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2012-2019, The Linux Foundation. All rights reserved.
*/
#include <linux/dma-direction.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include "msm_vidc.h"
#include "msm_vidc_internal.h"
#include "msm_vidc_debug.h"
#include "msm_vdec.h"
#include "msm_venc.h"
#include "msm_cvp_internal.h"
#include "msm_cvp_external.h"
#include "msm_vidc_common.h"
#include <linux/delay.h>
#include "vidc_hfi.h"
#include "vidc_hfi_helper.h"
#include "vidc_hfi_api.h"
#include "msm_vidc_clocks.h"
#include <linux/dma-buf.h>
#define MAX_EVENTS 30
static int try_get_ctrl_for_instance(struct msm_vidc_inst *inst,
struct v4l2_ctrl *ctrl);
static int get_poll_flags(void *instance)
{
struct msm_vidc_inst *inst = instance;
struct vb2_queue *outq = &inst->bufq[INPUT_PORT].vb2_bufq;
struct vb2_queue *capq = &inst->bufq[OUTPUT_PORT].vb2_bufq;
struct vb2_buffer *out_vb = NULL;
struct vb2_buffer *cap_vb = NULL;
unsigned long flags = 0;
int rc = 0;
if (v4l2_event_pending(&inst->event_handler))
rc |= POLLPRI;
spin_lock_irqsave(&capq->done_lock, flags);
if (!list_empty(&capq->done_list))
cap_vb = list_first_entry(&capq->done_list, struct vb2_buffer,
done_entry);
if (cap_vb && (cap_vb->state == VB2_BUF_STATE_DONE
|| cap_vb->state == VB2_BUF_STATE_ERROR))
rc |= POLLIN | POLLRDNORM;
spin_unlock_irqrestore(&capq->done_lock, flags);
spin_lock_irqsave(&outq->done_lock, flags);
if (!list_empty(&outq->done_list))
out_vb = list_first_entry(&outq->done_list, struct vb2_buffer,
done_entry);
if (out_vb && (out_vb->state == VB2_BUF_STATE_DONE
|| out_vb->state == VB2_BUF_STATE_ERROR))
rc |= POLLOUT | POLLWRNORM;
spin_unlock_irqrestore(&outq->done_lock, flags);
return rc;
}
int msm_vidc_poll(void *instance, struct file *filp,
struct poll_table_struct *wait)
{
struct msm_vidc_inst *inst = instance;
struct vb2_queue *outq = NULL;
struct vb2_queue *capq = NULL;
if (!inst)
return -EINVAL;
outq = &inst->bufq[INPUT_PORT].vb2_bufq;
capq = &inst->bufq[OUTPUT_PORT].vb2_bufq;
poll_wait(filp, &inst->event_handler.wait, wait);
poll_wait(filp, &capq->done_wq, wait);
poll_wait(filp, &outq->done_wq, wait);
return get_poll_flags(inst);
}
EXPORT_SYMBOL(msm_vidc_poll);
int msm_vidc_querycap(void *instance, struct v4l2_capability *cap)
{
struct msm_vidc_inst *inst = instance;
if (!inst || !cap)
return -EINVAL;
strlcpy(cap->driver, MSM_VIDC_DRV_NAME, sizeof(cap->driver));
cap->bus_info[0] = 0;
cap->version = MSM_VIDC_VERSION;
cap->device_caps = V4L2_CAP_VIDEO_CAPTURE_MPLANE |
V4L2_CAP_VIDEO_OUTPUT_MPLANE |
V4L2_CAP_STREAMING;
cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
memset(cap->reserved, 0, sizeof(cap->reserved));
if (inst->session_type == MSM_VIDC_DECODER)
strlcpy(cap->card, MSM_VDEC_DVC_NAME, sizeof(cap->card));
else if (inst->session_type == MSM_VIDC_ENCODER)
strlcpy(cap->card, MSM_VENC_DVC_NAME, sizeof(cap->card));
else
return -EINVAL;
return 0;
}
EXPORT_SYMBOL(msm_vidc_querycap);
int msm_vidc_enum_fmt(void *instance, struct v4l2_fmtdesc *f)
{
struct msm_vidc_inst *inst = instance;
if (!inst || !f)
return -EINVAL;
if (inst->session_type == MSM_VIDC_DECODER)
return msm_vdec_enum_fmt(instance, f);
else if (inst->session_type == MSM_VIDC_ENCODER)
return msm_venc_enum_fmt(instance, f);
return -EINVAL;
}
EXPORT_SYMBOL(msm_vidc_enum_fmt);
int msm_vidc_query_ctrl(void *instance, struct v4l2_queryctrl *q_ctrl)
{
int rc = 0;
struct msm_vidc_inst *inst = instance;
struct v4l2_ctrl *ctrl;
if (!inst || !q_ctrl) {
dprintk(VIDC_ERR, "%s: invalid params\n", __func__);
return -EINVAL;
}
ctrl = v4l2_ctrl_find(&inst->ctrl_handler, q_ctrl->id);
if (!ctrl) {
dprintk(VIDC_ERR, "%s: get_ctrl failed for id %d\n",
__func__, q_ctrl->id);
return -EINVAL;
}
q_ctrl->minimum = ctrl->minimum;
q_ctrl->maximum = ctrl->maximum;
/* remove tier info for HEVC level */
if (q_ctrl->id == V4L2_CID_MPEG_VIDEO_HEVC_LEVEL) {
q_ctrl->minimum &= ~(0xF << 28);
q_ctrl->maximum &= ~(0xF << 28);
}
if (ctrl->type == V4L2_CTRL_TYPE_MENU)
q_ctrl->flags = ~(ctrl->menu_skip_mask);
else
q_ctrl->flags = 0;
dprintk(VIDC_DBG, "query ctrl: %s: min %d, max %d, flags %#x\n",
ctrl->name, q_ctrl->minimum, q_ctrl->maximum, q_ctrl->flags);
return rc;
}
EXPORT_SYMBOL(msm_vidc_query_ctrl);
int msm_vidc_s_fmt(void *instance, struct v4l2_format *f)
{
int rc = 0;
struct msm_vidc_inst *inst = instance;
if (!inst || !f)
return -EINVAL;
if (inst->session_type == MSM_VIDC_DECODER)
rc = msm_vdec_s_fmt(instance, f);
if (inst->session_type == MSM_VIDC_ENCODER)
rc = msm_venc_s_fmt(instance, f);
dprintk(VIDC_DBG,
"s_fmt: %x : type %d wxh %dx%d pixelfmt %#x num_planes %d size[0] %d size[1] %d in_reconfig %d\n",
hash32_ptr(inst->session), f->type,
f->fmt.pix_mp.width, f->fmt.pix_mp.height,
f->fmt.pix_mp.pixelformat, f->fmt.pix_mp.num_planes,
f->fmt.pix_mp.plane_fmt[0].sizeimage,
f->fmt.pix_mp.plane_fmt[1].sizeimage, inst->in_reconfig);
return rc;
}
EXPORT_SYMBOL(msm_vidc_s_fmt);
int msm_vidc_g_fmt(void *instance, struct v4l2_format *f)
{
int rc = 0;
struct msm_vidc_inst *inst = instance;
if (!inst || !f)
return -EINVAL;
if (inst->session_type == MSM_VIDC_DECODER)
rc = msm_vdec_g_fmt(instance, f);
if (inst->session_type == MSM_VIDC_ENCODER)
rc = msm_venc_g_fmt(instance, f);
dprintk(VIDC_DBG,
"g_fmt: %x : type %d wxh %dx%d pixelfmt %#x num_planes %d size[0] %d size[1] %d in_reconfig %d\n",
hash32_ptr(inst->session), f->type,
f->fmt.pix_mp.width, f->fmt.pix_mp.height,
f->fmt.pix_mp.pixelformat, f->fmt.pix_mp.num_planes,
f->fmt.pix_mp.plane_fmt[0].sizeimage,
f->fmt.pix_mp.plane_fmt[1].sizeimage, inst->in_reconfig);
return rc;
}
EXPORT_SYMBOL(msm_vidc_g_fmt);
int msm_vidc_s_ctrl(void *instance, struct v4l2_control *control)
{
struct msm_vidc_inst *inst = instance;
if (!inst || !control)
return -EINVAL;
return msm_comm_s_ctrl(instance, control);
}
EXPORT_SYMBOL(msm_vidc_s_ctrl);
int msm_vidc_g_ctrl(void *instance, struct v4l2_control *control)
{
struct msm_vidc_inst *inst = instance;
struct v4l2_ctrl *ctrl = NULL;
int rc = 0;
if (!inst || !control)
return -EINVAL;
ctrl = v4l2_ctrl_find(&inst->ctrl_handler, control->id);
if (ctrl) {
rc = try_get_ctrl_for_instance(inst, ctrl);
if (!rc)
control->value = ctrl->val;
}
return rc;
}
EXPORT_SYMBOL(msm_vidc_g_ctrl);
int msm_vidc_reqbufs(void *instance, struct v4l2_requestbuffers *b)
{
struct msm_vidc_inst *inst = instance;
struct buf_queue *q = NULL;
int rc = 0;
if (!inst || !b)
return -EINVAL;
q = msm_comm_get_vb2q(inst, b->type);
if (!q) {
dprintk(VIDC_ERR,
"Failed to find buffer queue for type = %d\n",
b->type);
return -EINVAL;
}
mutex_lock(&q->lock);
rc = vb2_reqbufs(&q->vb2_bufq, b);
mutex_unlock(&q->lock);
if (rc)
dprintk(VIDC_ERR, "Failed to get reqbufs, %d\n", rc);
return rc;
}
EXPORT_SYMBOL(msm_vidc_reqbufs);
static bool valid_v4l2_buffer(struct v4l2_buffer *b,
struct msm_vidc_inst *inst)
{
struct v4l2_format *f;
enum vidc_ports port =
!V4L2_TYPE_IS_MULTIPLANAR(b->type) ? MAX_PORT_NUM :
b->type == OUTPUT_MPLANE ? OUTPUT_PORT :
b->type == INPUT_MPLANE ? INPUT_PORT :
MAX_PORT_NUM;
f = &inst->fmts[port].v4l2_fmt;
return port != MAX_PORT_NUM &&
f->fmt.pix_mp.num_planes == b->length;
}
int msm_vidc_release_buffer(void *instance, int type, unsigned int index)
{
int rc = 0;
struct msm_vidc_inst *inst = instance;
struct msm_vidc_buffer *mbuf, *dummy;
if (!inst) {
dprintk(VIDC_ERR, "%s: invalid inst\n", __func__);
return -EINVAL;
}
if (!inst->in_reconfig &&
inst->state > MSM_VIDC_LOAD_RESOURCES &&
inst->state < MSM_VIDC_RELEASE_RESOURCES_DONE) {
rc = msm_comm_try_state(inst, MSM_VIDC_RELEASE_RESOURCES_DONE);
if (rc) {
dprintk(VIDC_ERR,
"%s: Failed to move inst: %pK to rel res done\n",
__func__, inst);
}
}
mutex_lock(&inst->registeredbufs.lock);
list_for_each_entry_safe(mbuf, dummy, &inst->registeredbufs.list,
list) {
struct vb2_buffer *vb2 = &mbuf->vvb.vb2_buf;
if (vb2->type != type || vb2->index != index)
continue;
if (mbuf->flags & MSM_VIDC_FLAG_RBR_PENDING) {
print_vidc_buffer(VIDC_DBG,
"skip rel buf (rbr pending)", inst, mbuf);
continue;
}
print_vidc_buffer(VIDC_DBG, "release buf", inst, mbuf);
msm_comm_unmap_vidc_buffer(inst, mbuf);
list_del(&mbuf->list);
kref_put_mbuf(mbuf);
}
mutex_unlock(&inst->registeredbufs.lock);
return rc;
}
EXPORT_SYMBOL(msm_vidc_release_buffer);
int msm_vidc_qbuf(void *instance, struct v4l2_buffer *b)
{
struct msm_vidc_inst *inst = instance;
int rc = 0;
unsigned int i = 0;
struct buf_queue *q = NULL;
u32 cr = 0;
if (!inst || !inst->core || !b || !valid_v4l2_buffer(b, inst)) {
dprintk(VIDC_ERR, "%s: invalid params, inst %pK\n",
__func__, inst);
return -EINVAL;
}
for (i = 0; i < b->length; i++) {
b->m.planes[i].m.fd = b->m.planes[i].reserved[0];
b->m.planes[i].data_offset = b->m.planes[i].reserved[1];
}
/* Compression ratio is valid only for Encoder YUV buffers. */
if (inst->session_type == MSM_VIDC_ENCODER &&
b->type == INPUT_MPLANE) {
cr = b->m.planes[0].reserved[2];
msm_comm_update_input_cr(inst, b->index, cr);
}
if (inst->session_type == MSM_VIDC_DECODER &&
b->type == INPUT_MPLANE) {
msm_comm_store_mark_data(&inst->etb_data, b->index,
b->m.planes[0].reserved[3], b->m.planes[0].reserved[4]);
}
q = msm_comm_get_vb2q(inst, b->type);
if (!q) {
dprintk(VIDC_ERR,
"Failed to find buffer queue for type = %d\n", b->type);
return -EINVAL;
}
mutex_lock(&q->lock);
rc = vb2_qbuf(&q->vb2_bufq, b);
mutex_unlock(&q->lock);
if (rc)
dprintk(VIDC_ERR, "Failed to qbuf, %d\n", rc);
return rc;
}
EXPORT_SYMBOL(msm_vidc_qbuf);
int msm_vidc_dqbuf(void *instance, struct v4l2_buffer *b)
{
struct msm_vidc_inst *inst = instance;
int rc = 0;
unsigned int i = 0;
struct buf_queue *q = NULL;
if (!inst || !b || !valid_v4l2_buffer(b, inst)) {
dprintk(VIDC_ERR, "%s: invalid params, inst %pK\n",
__func__, inst);
return -EINVAL;
}
q = msm_comm_get_vb2q(inst, b->type);
if (!q) {
dprintk(VIDC_ERR,
"Failed to find buffer queue for type = %d\n", b->type);
return -EINVAL;
}
mutex_lock(&q->lock);
rc = vb2_dqbuf(&q->vb2_bufq, b, true);
mutex_unlock(&q->lock);
if (rc == -EAGAIN) {
return rc;
} else if (rc) {
dprintk(VIDC_ERR, "Failed to dqbuf, %d\n", rc);
return rc;
}
for (i = 0; i < b->length; i++) {
b->m.planes[i].reserved[0] = b->m.planes[i].m.fd;
b->m.planes[i].reserved[1] = b->m.planes[i].data_offset;
}
if (inst->session_type == MSM_VIDC_DECODER &&
b->type == OUTPUT_MPLANE) {
msm_comm_fetch_mark_data(&inst->fbd_data, b->index,
&b->m.planes[0].reserved[3],
&b->m.planes[0].reserved[4]);
}
return rc;
}
EXPORT_SYMBOL(msm_vidc_dqbuf);
int msm_vidc_streamon(void *instance, enum v4l2_buf_type i)
{
struct msm_vidc_inst *inst = instance;
int rc = 0;
struct buf_queue *q;
if (!inst)
return -EINVAL;
q = msm_comm_get_vb2q(inst, i);
if (!q) {
dprintk(VIDC_ERR,
"Failed to find buffer queue for type = %d\n", i);
return -EINVAL;
}
dprintk(VIDC_DBG, "Calling streamon\n");
mutex_lock(&q->lock);
rc = vb2_streamon(&q->vb2_bufq, i);
mutex_unlock(&q->lock);
if (rc) {
dprintk(VIDC_ERR, "streamon failed on port: %d\n", i);
msm_comm_kill_session(inst);
}
return rc;
}
EXPORT_SYMBOL(msm_vidc_streamon);
int msm_vidc_streamoff(void *instance, enum v4l2_buf_type i)
{
struct msm_vidc_inst *inst = instance;
int rc = 0;
struct buf_queue *q;
if (!inst)
return -EINVAL;
q = msm_comm_get_vb2q(inst, i);
if (!q) {
dprintk(VIDC_ERR,
"Failed to find buffer queue for type = %d\n", i);
return -EINVAL;
}
if (!inst->in_reconfig) {
dprintk(VIDC_DBG, "%s: inst %pK release resources\n",
__func__, inst);
rc = msm_comm_try_state(inst, MSM_VIDC_RELEASE_RESOURCES_DONE);
if (rc)
dprintk(VIDC_ERR,
"%s: inst %pK move to rel res done failed\n",
__func__, inst);
}
dprintk(VIDC_DBG, "Calling streamoff\n");
mutex_lock(&q->lock);
rc = vb2_streamoff(&q->vb2_bufq, i);
mutex_unlock(&q->lock);
if (rc)
dprintk(VIDC_ERR, "streamoff failed on port: %d\n", i);
return rc;
}
EXPORT_SYMBOL(msm_vidc_streamoff);
int msm_vidc_enum_framesizes(void *instance, struct v4l2_frmsizeenum *fsize)
{
struct msm_vidc_inst *inst = instance;
struct msm_vidc_capability *capability = NULL;
if (!inst || !fsize) {
dprintk(VIDC_ERR, "%s: invalid parameter: %pK %pK\n",
__func__, inst, fsize);
return -EINVAL;
}
if (!inst->core)
return -EINVAL;
capability = &inst->capability;
fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
fsize->stepwise.min_width = capability->cap[CAP_FRAME_WIDTH].min;
fsize->stepwise.max_width = capability->cap[CAP_FRAME_WIDTH].max;
fsize->stepwise.step_width =
capability->cap[CAP_FRAME_WIDTH].step_size;
fsize->stepwise.min_height = capability->cap[CAP_FRAME_HEIGHT].min;
fsize->stepwise.max_height = capability->cap[CAP_FRAME_HEIGHT].max;
fsize->stepwise.step_height =
capability->cap[CAP_FRAME_HEIGHT].step_size;
return 0;
}
EXPORT_SYMBOL(msm_vidc_enum_framesizes);
static void *vidc_get_userptr(struct device *dev, unsigned long vaddr,
unsigned long size, enum dma_data_direction dma_dir)
{
return (void *)0xdeadbeef;
}
static void vidc_put_userptr(void *buf_priv)
{
}
static const struct vb2_mem_ops msm_vidc_vb2_mem_ops = {
.get_userptr = vidc_get_userptr,
.put_userptr = vidc_put_userptr,
};
static void msm_vidc_cleanup_buffer(struct vb2_buffer *vb)
{
int rc = 0;
struct buf_queue *q = NULL;
struct msm_vidc_inst *inst = NULL;
if (!vb) {
dprintk(VIDC_ERR, "%s : Invalid vb pointer %pK",
__func__, vb);
return;
}
inst = vb2_get_drv_priv(vb->vb2_queue);
if (!inst) {
dprintk(VIDC_ERR, "%s : Invalid inst pointer",
__func__);
return;
}
q = msm_comm_get_vb2q(inst, vb->type);
if (!q) {
dprintk(VIDC_ERR,
"%s : Failed to find buffer queue for type = %d\n",
__func__, vb->type);
return;
}
if (q->vb2_bufq.streaming) {
dprintk(VIDC_DBG, "%d PORT is streaming\n",
vb->type);
return;
}
rc = msm_vidc_release_buffer(inst, vb->type, vb->index);
if (rc)
dprintk(VIDC_ERR, "%s : Failed to release buffers : %d\n",
__func__, rc);
}
static int msm_vidc_queue_setup(struct vb2_queue *q,
unsigned int *num_buffers, unsigned int *num_planes,
unsigned int sizes[], struct device *alloc_devs[])
{
struct msm_vidc_inst *inst;
int rc = 0;
unsigned int i = 0;
struct msm_vidc_format *fmt;
struct v4l2_format *f;
if (!q || !num_buffers || !num_planes
|| !sizes || !q->drv_priv) {
dprintk(VIDC_ERR, "Invalid input, q = %pK, %pK, %pK\n",
q, num_buffers, num_planes);
return -EINVAL;
}
inst = q->drv_priv;
if (!inst || !inst->core || !inst->core->device) {
dprintk(VIDC_ERR, "%s invalid parameters\n", __func__);
return -EINVAL;
}
switch (q->type) {
case INPUT_MPLANE: {
fmt = &inst->fmts[INPUT_PORT];
if (*num_buffers < fmt->count_min_host) {
dprintk(VIDC_DBG,
"Client passed num buffers %d less than the min_host count %d\n",
*num_buffers, fmt->count_min_host);
}
f = &fmt->v4l2_fmt;
*num_planes = f->fmt.pix_mp.num_planes;
if (*num_buffers < MIN_NUM_INPUT_BUFFERS ||
*num_buffers > MAX_NUM_INPUT_BUFFERS)
fmt->count_actual = *num_buffers =
MIN_NUM_INPUT_BUFFERS;
for (i = 0; i < *num_planes; i++)
sizes[i] = f->fmt.pix_mp.plane_fmt[i].sizeimage;
fmt->count_actual = *num_buffers;
}
break;
case OUTPUT_MPLANE: {
fmt = &inst->fmts[OUTPUT_PORT];
if (inst->session_type != MSM_VIDC_DECODER &&
inst->state > MSM_VIDC_LOAD_RESOURCES_DONE) {
if (*num_buffers < fmt->count_min_host) {
dprintk(VIDC_DBG,
"Client passed num buffers %d less than the min_host count %d\n",
*num_buffers,
fmt->count_min_host);
}
}
f = &fmt->v4l2_fmt;
*num_planes = f->fmt.pix_mp.num_planes;
if (*num_buffers < MIN_NUM_OUTPUT_BUFFERS ||
*num_buffers > MAX_NUM_OUTPUT_BUFFERS)
fmt->count_actual = *num_buffers =
MIN_NUM_OUTPUT_BUFFERS;
for (i = 0; i < *num_planes; i++)
sizes[i] = f->fmt.pix_mp.plane_fmt[i].sizeimage;
fmt->count_actual = *num_buffers;
}
break;
default:
dprintk(VIDC_ERR, "Invalid q type = %d\n", q->type);
rc = -EINVAL;
break;
}
dprintk(VIDC_DBG,
"queue_setup: %x : type %d num_buffers %d num_planes %d sizes[0] %d sizes[1] %d\n",
hash32_ptr(inst->session), q->type, *num_buffers,
*num_planes, sizes[0], sizes[1]);
return rc;
}
static inline int msm_vidc_verify_buffer_counts(struct msm_vidc_inst *inst)
{
int rc = 0, i = 0;
/* For decoder No need to sanity till LOAD_RESOURCES */
if (inst->session_type == MSM_VIDC_DECODER &&
(inst->state < MSM_VIDC_LOAD_RESOURCES_DONE ||
inst->state >= MSM_VIDC_RELEASE_RESOURCES_DONE)) {
dprintk(VIDC_DBG,
"No need to verify buffer counts : %pK\n", inst);
return 0;
}
for (i = 0; i < HAL_BUFFER_MAX; i++) {
struct hal_buffer_requirements *req = &inst->buff_req.buffer[i];
if (req && (req->buffer_type == HAL_BUFFER_OUTPUT)) {
dprintk(VIDC_DBG, "Verifying Buffer : %d\n",
req->buffer_type);
if (req->buffer_count_actual <
req->buffer_count_min_host ||
req->buffer_count_min_host <
req->buffer_count_min) {
dprintk(VIDC_ERR,
"Invalid data : Counts mismatch\n");
dprintk(VIDC_ERR,
"Min Count = %d ",
req->buffer_count_min);
dprintk(VIDC_ERR,
"Min Host Count = %d ",
req->buffer_count_min_host);
dprintk(VIDC_ERR,
"Min Actual Count = %d\n",
req->buffer_count_actual);
rc = -EINVAL;
break;
}
}
}
return rc;
}
static int msm_vidc_set_properties(struct msm_vidc_inst *inst)
{
int rc = 0;
if (is_decode_session(inst))
rc = msm_vdec_set_properties(inst);
else if (is_encode_session(inst))
rc = msm_venc_set_properties(inst);
return rc;
}
bool is_vidc_cvp_allowed(struct msm_vidc_inst *inst)
{
bool allowed = false;
struct msm_vidc_core *core;
struct v4l2_ctrl *cvp_disable;
if (!inst || !inst->core) {
dprintk(VIDC_ERR, "%s: invalid params\n", __func__);
goto exit;
}
core = inst->core;
/*
* CVP enable if
* - platform support CVP external
* - client did not disable CVP forcefully
* - client may disable forcefully to save power
* - client did not enable CVP extradata
* - if enabled, client will give CVP extradata
* - rate control is not one of below modes
* - RATE_CONTROL_OFF
* - V4L2_MPEG_VIDEO_BITRATE_MODE_CQ
* - V4L2_MPEG_VIDEO_BITRATE_MODE_CBR_PLUS
*/
cvp_disable = get_ctrl(inst, V4L2_CID_MPEG_VIDC_VENC_CVP_DISABLE);
if (core->resources.cvp_external && !cvp_disable->val &&
!(inst->prop.extradata_ctrls & EXTRADATA_ENC_INPUT_CVP) &&
inst->rc_type != RATE_CONTROL_OFF &&
inst->rc_type != V4L2_MPEG_VIDEO_BITRATE_MODE_CQ &&
!inst->clk_data.is_legacy_cbr) {
dprintk(VIDC_DBG, "%s: cvp allowed\n", __func__);
allowed = true;
} else {
dprintk(VIDC_DBG,
"%s: cvp not allowed, cvp_external %d cvp_disable %d extradata %#x rc_type %d\n",
__func__, core->resources.cvp_external,
cvp_disable->val, inst->prop.extradata_ctrls,
inst->rc_type);
allowed = false;
}
exit:
return allowed;
}
static int msm_vidc_prepare_preprocess(struct msm_vidc_inst *inst)
{
int rc = 0;
if (!inst) {
dprintk(VIDC_ERR, "%s: invalid params\n", __func__);
return -EINVAL;
}
if (!msm_vidc_cvp_usage) {
dprintk(VIDC_DBG, "%s: cvp usage disabled\n", __func__);
return 0;
}
if (!is_vidc_cvp_allowed(inst)) {
dprintk(VIDC_DBG, "%s: cvp not allowed\n", __func__);
return 0;
}
rc = msm_vidc_cvp_prepare_preprocess(inst);
if (rc) {
dprintk(VIDC_WARN, "%s: no cvp preprocessing\n", __func__);
goto exit;
}
dprintk(VIDC_DBG, "%s: cvp enabled\n", __func__);
dprintk(VIDC_DBG, "%s: set CVP extradata\n", __func__);
rc = msm_comm_set_extradata(inst,
HFI_PROPERTY_PARAM_VENC_CVP_METADATA_EXTRADATA, 1);
if (rc) {
dprintk(VIDC_WARN, "%s: set CVP extradata failed\n", __func__);
goto exit;
}
exit:
if (rc)
msm_vidc_cvp_unprepare_preprocess(inst);
return rc;
}
static inline int start_streaming(struct msm_vidc_inst *inst)
{
int rc = 0;
struct hfi_device *hdev;
struct hfi_buffer_size_minimum b;
struct v4l2_format *f;
dprintk(VIDC_DBG, "%s: %x : inst %pK\n", __func__,
hash32_ptr(inst->session), inst);
hdev = inst->core->device;
rc = msm_vidc_set_properties(inst);
if (rc) {
dprintk(VIDC_ERR, "%s: %x: set props failed\n",
__func__, hash32_ptr(inst->session));
goto fail_start;
}
if (is_encode_session(inst)) {
rc = msm_vidc_prepare_preprocess(inst);
if (rc) {
dprintk(VIDC_WARN, "%s: no preprocessing\n", __func__);
/* ignore error */
rc = 0;
}
}
b.buffer_type = HFI_BUFFER_OUTPUT;
if (inst->session_type == MSM_VIDC_DECODER &&
is_secondary_output_mode(inst))
b.buffer_type = HFI_BUFFER_OUTPUT2;
/* HEIC HW/FWK tiling encode is supported only for CQ RC mode */
if (inst->rc_type == V4L2_MPEG_VIDEO_BITRATE_MODE_CQ) {
if (!heic_encode_session_supported(inst)) {
dprintk(VIDC_ERR,
"HEIC Encode session not supported\n");
return -ENOTSUPP;
}
}
/* Check if current session is under HW capability */
rc = msm_vidc_check_session_supported(inst);
if (rc) {
dprintk(VIDC_ERR,
"This session is not supported %pK\n", inst);
goto fail_start;
}
rc = msm_vidc_check_scaling_supported(inst);
if (rc) {
dprintk(VIDC_ERR,
"This session scaling is not supported %pK\n", inst);
goto fail_start;
}
/* Decide work mode for current session */
rc = call_core_op(inst->core, decide_work_mode, inst);
if (rc) {
dprintk(VIDC_ERR,
"Failed to decide work mode for session %pK\n", inst);
goto fail_start;
}
/* Decide work route for current session */
rc = call_core_op(inst->core, decide_work_route, inst);
if (rc) {
dprintk(VIDC_ERR,
"Failed to decide work route for session %pK\n", inst);
goto fail_start;
}
/* Assign Core and LP mode for current session */
rc = call_core_op(inst->core, decide_core_and_power_mode, inst);
if (rc) {
dprintk(VIDC_ERR,
"This session can't be submitted to HW %pK\n", inst);
goto fail_start;
}
rc = msm_comm_try_get_bufreqs(inst);
f = &inst->fmts[OUTPUT_PORT].v4l2_fmt;
b.buffer_size = f->fmt.pix_mp.plane_fmt[0].sizeimage;
rc = call_hfi_op(hdev, session_set_property,
inst->session, HFI_PROPERTY_PARAM_BUFFER_SIZE_MINIMUM,
&b, sizeof(b));
/* Verify if buffer counts are correct */
rc = msm_vidc_verify_buffer_counts(inst);
if (rc) {
dprintk(VIDC_ERR,
"This session has mis-match buffer counts%pK\n", inst);
goto fail_start;
}
rc = msm_comm_set_scratch_buffers(inst);
if (rc) {
dprintk(VIDC_ERR,
"Failed to set scratch buffers: %d\n", rc);
goto fail_start;
}
rc = msm_comm_set_persist_buffers(inst);
if (rc) {
dprintk(VIDC_ERR,
"Failed to set persist buffers: %d\n", rc);
goto fail_start;
}
rc = msm_comm_set_recon_buffers(inst);
if (rc) {
dprintk(VIDC_ERR,
"Failed to set recon buffers: %d\n", rc);
goto fail_start;
}
if (msm_comm_get_stream_output_mode(inst) ==
HAL_VIDEO_DECODER_SECONDARY) {
rc = msm_comm_set_dpb_only_buffers(inst);
if (rc) {
dprintk(VIDC_ERR,
"Failed to set output buffers: %d\n", rc);
goto fail_start;
}
}
inst->batch.enable = is_batching_allowed(inst);
dprintk(VIDC_DBG, "%s: batching %s for inst %pK (%#x)\n",
__func__, inst->batch.enable ? "enabled" : "disabled",
inst, hash32_ptr(inst->session));
/*
* For seq_changed_insufficient, driver should set session_continue
* to firmware after the following sequence
* - driver raises insufficient event to v4l2 client
* - all output buffers have been flushed and freed
* - v4l2 client queries buffer requirements and splits/combines OPB-DPB
* - v4l2 client sets new set of buffers to firmware
* - v4l2 client issues CONTINUE to firmware to resume decoding of
* submitted ETBs.
*/
rc = msm_comm_session_continue(inst);
if (rc)
goto fail_start;
msm_comm_scale_clocks_and_bus(inst);
rc = msm_comm_try_state(inst, MSM_VIDC_START_DONE);
if (rc) {
dprintk(VIDC_ERR,
"Failed to move inst: %pK to start done state\n", inst);
goto fail_start;
}
msm_clock_data_reset(inst);
if (msm_comm_get_stream_output_mode(inst) ==
HAL_VIDEO_DECODER_SECONDARY) {
rc = msm_comm_queue_dpb_only_buffers(inst);
if (rc) {
dprintk(VIDC_ERR,
"Failed to queue output buffers: %d\n", rc);
goto fail_start;
}
}
fail_start:
if (rc)
dprintk(VIDC_ERR, "%s: inst %pK session %x failed to start\n",
__func__, inst, hash32_ptr(inst->session));
return rc;
}
static int msm_vidc_start_streaming(struct vb2_queue *q, unsigned int count)
{
struct msm_vidc_inst *inst;
int rc = 0;
struct hfi_device *hdev;
if (!q || !q->drv_priv) {
dprintk(VIDC_ERR, "Invalid input, q = %pK\n", q);
return -EINVAL;
}
inst = q->drv_priv;
if (!inst || !inst->core || !inst->core->device) {
dprintk(VIDC_ERR, "%s invalid parameters\n", __func__);
return -EINVAL;
}
hdev = inst->core->device;
dprintk(VIDC_DBG, "Streamon called on: %d capability for inst: %pK\n",
q->type, inst);
switch (q->type) {
case INPUT_MPLANE:
if (inst->bufq[OUTPUT_PORT].vb2_bufq.streaming)
rc = start_streaming(inst);
break;
case OUTPUT_MPLANE:
if (inst->bufq[INPUT_PORT].vb2_bufq.streaming)
rc = start_streaming(inst);
break;
default:
dprintk(VIDC_ERR, "Queue type is not supported: %d\n", q->type);
rc = -EINVAL;
goto stream_start_failed;
}
if (rc) {
dprintk(VIDC_ERR,
"Streamon failed on: %d capability for inst: %pK\n",
q->type, inst);
goto stream_start_failed;
}
rc = msm_comm_qbufs(inst);
if (rc) {
dprintk(VIDC_ERR,
"Failed to commit buffers queued before STREAM_ON to hardware: %d\n",
rc);
goto stream_start_failed;
}
rc = msm_vidc_send_pending_eos_buffers(inst);
if (rc) {
dprintk(VIDC_ERR,
"Failed : Send pending EOS buffs for Inst = %pK, %d\n",
inst, rc);
goto stream_start_failed;
}
stream_start_failed:
if (rc) {
struct msm_vidc_buffer *temp, *next;
struct vb2_buffer *vb;
mutex_lock(&inst->registeredbufs.lock);
list_for_each_entry_safe(temp, next, &inst->registeredbufs.list,
list) {
if (temp->vvb.vb2_buf.type != q->type)
continue;
/*
* queued_list lock is already acquired before
* vb2_stream so no need to acquire it again.
*/
list_for_each_entry(vb, &q->queued_list, queued_entry) {
if (msm_comm_compare_vb2_planes(inst, temp,
vb)) {
print_vb2_buffer(VIDC_ERR, "return vb",
inst, vb);
vb2_buffer_done(vb,
VB2_BUF_STATE_QUEUED);
break;
}
}
msm_comm_unmap_vidc_buffer(inst, temp);
list_del(&temp->list);
kref_put_mbuf(temp);
}
mutex_unlock(&inst->registeredbufs.lock);
}
return rc;
}
static int msm_vidc_unprepare_preprocess(struct msm_vidc_inst *inst)
{
int rc = 0;
if (!inst) {
dprintk(VIDC_ERR, "%s: invalid params\n", __func__);
return -EINVAL;
}
if (!is_vidc_cvp_enabled(inst))
return 0;
rc = msm_vidc_cvp_unprepare_preprocess(inst);
if (rc)
dprintk(VIDC_ERR,
"%s: cvp unprepare preprocess failed with rc %d\n",
__func__, rc);
return rc;
}
static inline int stop_streaming(struct msm_vidc_inst *inst)
{
int rc = 0;
dprintk(VIDC_DBG, "%s: %x : inst %pK\n", __func__,
hash32_ptr(inst->session), inst);
rc = msm_comm_try_state(inst, MSM_VIDC_RELEASE_RESOURCES_DONE);
if (rc)
dprintk(VIDC_ERR,
"Failed to move inst: %pK to state %d\n",
inst, MSM_VIDC_RELEASE_RESOURCES_DONE);
if (is_encode_session(inst)) {
rc = msm_vidc_unprepare_preprocess(inst);
if (rc)
dprintk(VIDC_ERR,
"%s: failed to unprepare preprocess\n",
__func__);
}
msm_clock_data_reset(inst);
return rc;
}
static void msm_vidc_stop_streaming(struct vb2_queue *q)
{
struct msm_vidc_inst *inst;
int rc = 0;
if (!q || !q->drv_priv) {
dprintk(VIDC_ERR, "Invalid input, q = %pK\n", q);
return;
}
inst = q->drv_priv;
dprintk(VIDC_DBG, "Streamoff called on: %d capability\n", q->type);
switch (q->type) {
case INPUT_MPLANE:
if (!inst->bufq[OUTPUT_PORT].vb2_bufq.streaming)
rc = stop_streaming(inst);
break;
case OUTPUT_MPLANE:
if (!inst->bufq[INPUT_PORT].vb2_bufq.streaming)
rc = stop_streaming(inst);
break;
default:
dprintk(VIDC_ERR,
"Q-type is not supported: %d\n", q->type);
rc = -EINVAL;
break;
}
msm_comm_scale_clocks_and_bus(inst);
if (rc)
dprintk(VIDC_ERR,
"Failed STOP Streaming inst = %pK on cap = %d\n",
inst, q->type);
}
static int msm_vidc_queue_buf(struct msm_vidc_inst *inst,
struct vb2_buffer *vb2)
{
int rc = 0;
struct msm_vidc_buffer *mbuf;
if (!inst || !vb2) {
dprintk(VIDC_ERR, "%s: invalid params\n", __func__);
return -EINVAL;
}
mbuf = msm_comm_get_vidc_buffer(inst, vb2);
if (IS_ERR_OR_NULL(mbuf)) {
/*
* if the buffer has RBR_PENDING flag (-EEXIST) then don't queue
* it now, it will be queued via msm_comm_qbuf_rbr() as part of
* RBR event processing.
*/
if (PTR_ERR(mbuf) == -EEXIST)
return 0;
dprintk(VIDC_ERR, "%s: failed to get vidc-buf\n", __func__);
return -EINVAL;
}
if (!kref_get_mbuf(inst, mbuf)) {
dprintk(VIDC_ERR, "%s: mbuf not found\n", __func__);
return -EINVAL;
}
rc = msm_comm_qbuf(inst, mbuf);
if (rc)
dprintk(VIDC_ERR, "%s: failed qbuf\n", __func__);
kref_put_mbuf(mbuf);
return rc;
}
static int msm_vidc_queue_buf_decode_batch(struct msm_vidc_inst *inst,
struct vb2_buffer *vb2)
{
int rc;
struct msm_vidc_buffer *mbuf;
if (!inst || !vb2) {
dprintk(VIDC_ERR, "%s: invalid params\n", __func__);
return -EINVAL;
}
mbuf = msm_comm_get_vidc_buffer(inst, vb2);
if (IS_ERR_OR_NULL(mbuf)) {
dprintk(VIDC_ERR, "%s: failed to get vidc-buf\n", __func__);
return -EINVAL;
}
if (!kref_get_mbuf(inst, mbuf)) {
dprintk(VIDC_ERR, "%s: mbuf not found\n", __func__);
return -EINVAL;
}
/*
* If this buffer has RBR_EPNDING then it will not be queued
* but it may trigger full batch queuing in below function.
*/
rc = msm_comm_qbuf_decode_batch(inst, mbuf);
if (rc)
dprintk(VIDC_ERR, "%s: failed qbuf\n", __func__);
kref_put_mbuf(mbuf);
return rc;
}
static int msm_vidc_queue_buf_batch(struct msm_vidc_inst *inst,
struct vb2_buffer *vb2)
{
int rc;
if (!inst || !vb2) {
dprintk(VIDC_ERR, "%s: invalid params\n", __func__);
return -EINVAL;
}
if (inst->session_type == MSM_VIDC_DECODER &&
vb2->type == OUTPUT_MPLANE)
rc = msm_vidc_queue_buf_decode_batch(inst, vb2);
else
rc = msm_vidc_queue_buf(inst, vb2);
return rc;
}
static void msm_vidc_buf_queue(struct vb2_buffer *vb2)
{
int rc = 0;
struct msm_vidc_inst *inst = NULL;
inst = vb2_get_drv_priv(vb2->vb2_queue);
if (!inst) {
dprintk(VIDC_ERR, "%s: invalid inst\n", __func__);
return;
}
if (inst->batch.enable)
rc = msm_vidc_queue_buf_batch(inst, vb2);
else
rc = msm_vidc_queue_buf(inst, vb2);
if (rc) {
print_vb2_buffer(VIDC_ERR, "failed vb2-qbuf", inst, vb2);
msm_comm_generate_session_error(inst);
}
}
static const struct vb2_ops msm_vidc_vb2q_ops = {
.queue_setup = msm_vidc_queue_setup,
.start_streaming = msm_vidc_start_streaming,
.buf_queue = msm_vidc_buf_queue,
.buf_cleanup = msm_vidc_cleanup_buffer,
.stop_streaming = msm_vidc_stop_streaming,
};
static inline int vb2_bufq_init(struct msm_vidc_inst *inst,
enum v4l2_buf_type type, enum session_type sess)
{
struct vb2_queue *q = NULL;
if (type == OUTPUT_MPLANE) {
q = &inst->bufq[OUTPUT_PORT].vb2_bufq;
} else if (type == INPUT_MPLANE) {
q = &inst->bufq[INPUT_PORT].vb2_bufq;
} else {
dprintk(VIDC_ERR, "buf_type = %d not recognised\n", type);
return -EINVAL;
}
q->type = type;
q->io_modes = VB2_MMAP | VB2_USERPTR;
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
q->ops = &msm_vidc_vb2q_ops;
q->mem_ops = &msm_vidc_vb2_mem_ops;
q->drv_priv = inst;
q->allow_zero_bytesused = !V4L2_TYPE_IS_OUTPUT(type);
q->copy_timestamp = 1;
return vb2_queue_init(q);
}
static int setup_event_queue(void *inst,
struct video_device *pvdev)
{
struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst;
v4l2_fh_init(&vidc_inst->event_handler, pvdev);
v4l2_fh_add(&vidc_inst->event_handler);
return 0;
}
int msm_vidc_subscribe_event(void *inst,
const struct v4l2_event_subscription *sub)
{
int rc = 0;
struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst;
if (!inst || !sub)
return -EINVAL;
rc = v4l2_event_subscribe(&vidc_inst->event_handler,
sub, MAX_EVENTS, NULL);
return rc;
}
EXPORT_SYMBOL(msm_vidc_subscribe_event);
int msm_vidc_unsubscribe_event(void *inst,
const struct v4l2_event_subscription *sub)
{
int rc = 0;
struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst;
if (!inst || !sub)
return -EINVAL;
rc = v4l2_event_unsubscribe(&vidc_inst->event_handler, sub);
return rc;
}
EXPORT_SYMBOL(msm_vidc_unsubscribe_event);
int msm_vidc_dqevent(void *inst, struct v4l2_event *event)
{
int rc = 0;
struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst;
if (!inst || !event)
return -EINVAL;
rc = v4l2_event_dequeue(&vidc_inst->event_handler, event, false);
return rc;
}
EXPORT_SYMBOL(msm_vidc_dqevent);
int msm_vidc_private(void *vidc_inst, unsigned int cmd,
struct msm_vidc_arg *arg)
{
int rc = 0;
struct msm_vidc_inst *inst = (struct msm_vidc_inst *)vidc_inst;
if (!inst || !arg) {
dprintk(VIDC_ERR, "%s: invalid args\n", __func__);
return -EINVAL;
}
if (inst->session_type == MSM_VIDC_CVP) {
rc = msm_vidc_cvp(inst, arg);
} else {
dprintk(VIDC_ERR,
"%s: private cmd %#x not supported for session_type %d\n",
__func__, cmd, inst->session_type);
rc = -EINVAL;
}
return rc;
}
EXPORT_SYMBOL(msm_vidc_private);
static int msm_vidc_try_set_ctrl(void *instance, struct v4l2_ctrl *ctrl)
{
struct msm_vidc_inst *inst = instance;
if (inst->session_type == MSM_VIDC_DECODER)
return msm_vdec_s_ctrl(instance, ctrl);
else if (inst->session_type == MSM_VIDC_ENCODER)
return msm_venc_s_ctrl(instance, ctrl);
return -EINVAL;
}
static int msm_vidc_op_s_ctrl(struct v4l2_ctrl *ctrl)
{
int rc = 0;
unsigned int c = 0;
struct msm_vidc_inst *inst;
if (!ctrl) {
dprintk(VIDC_ERR, "%s invalid parameters for ctrl\n", __func__);
return -EINVAL;
}
inst = container_of(ctrl->handler,
struct msm_vidc_inst, ctrl_handler);
if (!inst) {
dprintk(VIDC_ERR, "%s invalid parameters for inst\n", __func__);
return -EINVAL;
}
for (c = 0; c < ctrl->ncontrols; ++c) {
if (ctrl->cluster[c]->is_new) {
rc = msm_vidc_try_set_ctrl(inst, ctrl->cluster[c]);
if (rc) {
dprintk(VIDC_ERR, "Failed setting %x\n",
ctrl->cluster[c]->id);
break;
}
}
}
if (rc)
dprintk(VIDC_ERR, "Failed setting control: Inst = %pK (%s)\n",
inst, v4l2_ctrl_get_name(ctrl->id));
return rc;
}
static int try_get_ctrl_for_instance(struct msm_vidc_inst *inst,
struct v4l2_ctrl *ctrl)
{
int rc = 0;
switch (ctrl->id) {
case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
ctrl->val = msm_comm_hfi_to_v4l2(
V4L2_CID_MPEG_VIDEO_H264_PROFILE,
inst->profile);
break;
case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
ctrl->val = msm_comm_hfi_to_v4l2(
V4L2_CID_MPEG_VIDEO_HEVC_PROFILE,
inst->profile);
break;
case V4L2_CID_MPEG_VIDC_IMG_GRID_SIZE:
ctrl->val = inst->grid_enable;
break;
case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
ctrl->val = msm_comm_hfi_to_v4l2(
V4L2_CID_MPEG_VIDEO_H264_LEVEL,
inst->level);
break;
case V4L2_CID_MPEG_VIDC_VIDEO_VP8_PROFILE_LEVEL:
ctrl->val = msm_comm_hfi_to_v4l2(
V4L2_CID_MPEG_VIDC_VIDEO_VP8_PROFILE_LEVEL,
inst->level);
break;
case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
ctrl->val = msm_comm_hfi_to_v4l2(
V4L2_CID_MPEG_VIDEO_HEVC_LEVEL,
inst->level);
break;
case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE:
ctrl->val = inst->fmts[OUTPUT_PORT].count_min_host;
dprintk(VIDC_DBG, "g_min: %x : hal_buffer %d min buffers %d\n",
hash32_ptr(inst->session), HAL_BUFFER_OUTPUT,
ctrl->val);
break;
case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT:
ctrl->val = inst->fmts[INPUT_PORT].count_min_host;
dprintk(VIDC_DBG, "g_min: %x : hal_buffer %d min buffers %d\n",
hash32_ptr(inst->session), HAL_BUFFER_INPUT, ctrl->val);
break;
case V4L2_CID_MPEG_VIDC_VIDEO_EXTRADATA:
ctrl->val = inst->prop.extradata_ctrls;
break;
default:
break;
}
return rc;
}
static const struct v4l2_ctrl_ops msm_vidc_ctrl_ops = {
.s_ctrl = msm_vidc_op_s_ctrl,
};
static struct msm_vidc_inst_smem_ops msm_vidc_smem_ops = {
.smem_map_dma_buf = msm_smem_map_dma_buf,
.smem_unmap_dma_buf = msm_smem_unmap_dma_buf,
};
void *msm_vidc_open(int core_id, int session_type)
{
struct msm_vidc_inst *inst = NULL;
struct msm_vidc_core *core = NULL;
int rc = 0;
int i = 0;
if (core_id >= MSM_VIDC_CORES_MAX ||
session_type >= MSM_VIDC_MAX_DEVICES) {
dprintk(VIDC_ERR, "Invalid input, core_id = %d, session = %d\n",
core_id, session_type);
goto err_invalid_core;
}
core = get_vidc_core(core_id);
if (!core) {
dprintk(VIDC_ERR,
"Failed to find core for core_id = %d\n", core_id);
goto err_invalid_core;
}
inst = kzalloc(sizeof(*inst), GFP_KERNEL);
if (!inst) {
dprintk(VIDC_ERR, "Failed to allocate memory\n");
rc = -ENOMEM;
goto err_invalid_core;
}
pr_info(VIDC_DBG_TAG "Opening video instance: %pK, %d\n",
"info", inst, session_type);
mutex_init(&inst->sync_lock);
mutex_init(&inst->bufq[OUTPUT_PORT].lock);
mutex_init(&inst->bufq[INPUT_PORT].lock);
mutex_init(&inst->lock);
mutex_init(&inst->flush_lock);
INIT_MSM_VIDC_LIST(&inst->scratchbufs);
INIT_MSM_VIDC_LIST(&inst->freqs);
INIT_MSM_VIDC_LIST(&inst->input_crs);
INIT_MSM_VIDC_LIST(&inst->persistbufs);
INIT_MSM_VIDC_LIST(&inst->pending_getpropq);
INIT_MSM_VIDC_LIST(&inst->outputbufs);
INIT_MSM_VIDC_LIST(&inst->registeredbufs);
INIT_MSM_VIDC_LIST(&inst->cvpbufs);
INIT_MSM_VIDC_LIST(&inst->reconbufs);
INIT_MSM_VIDC_LIST(&inst->eosbufs);
INIT_MSM_VIDC_LIST(&inst->etb_data);
INIT_MSM_VIDC_LIST(&inst->fbd_data);
kref_init(&inst->kref);
inst->session_type = session_type;
inst->state = MSM_VIDC_CORE_UNINIT_DONE;
inst->core = core;
inst->clk_data.core_id = VIDC_CORE_ID_DEFAULT;
inst->clk_data.dpb_fourcc = V4L2_PIX_FMT_NV12_UBWC;
inst->clk_data.opb_fourcc = V4L2_PIX_FMT_NV12_UBWC;
inst->bit_depth = MSM_VIDC_BIT_DEPTH_8;
inst->pic_struct = MSM_VIDC_PIC_STRUCT_PROGRESSIVE;
inst->colour_space = MSM_VIDC_BT601_6_525;
inst->smem_ops = &msm_vidc_smem_ops;
inst->rc_type = RATE_CONTROL_OFF;
inst->dpb_extra_binfo = NULL;
for (i = SESSION_MSG_INDEX(SESSION_MSG_START);
i <= SESSION_MSG_INDEX(SESSION_MSG_END); i++) {
init_completion(&inst->completions[i]);
}
if (session_type == MSM_VIDC_DECODER) {
msm_vdec_inst_init(inst);
rc = msm_vdec_ctrl_init(inst, &msm_vidc_ctrl_ops);
} else if (session_type == MSM_VIDC_ENCODER) {
msm_venc_inst_init(inst);
rc = msm_venc_ctrl_init(inst, &msm_vidc_ctrl_ops);
} else if (session_type == MSM_VIDC_CVP) {
msm_cvp_inst_init(inst);
rc = msm_cvp_ctrl_init(inst, &msm_vidc_ctrl_ops);
}
if (rc) {
dprintk(VIDC_ERR, "Failed control initialization\n");
goto fail_bufq_capture;
}
rc = vb2_bufq_init(inst, OUTPUT_MPLANE, session_type);
if (rc) {
dprintk(VIDC_ERR,
"Failed to initialize vb2 queue on capture port\n");
goto fail_bufq_capture;
}
rc = vb2_bufq_init(inst, INPUT_MPLANE, session_type);
if (rc) {
dprintk(VIDC_ERR,
"Failed to initialize vb2 queue on capture port\n");
goto fail_bufq_output;
}
setup_event_queue(inst, &core->vdev[session_type].vdev);
mutex_lock(&core->lock);
list_add_tail(&inst->list, &core->instances);
mutex_unlock(&core->lock);
rc = msm_comm_try_state(inst, MSM_VIDC_CORE_INIT_DONE);
if (rc) {
dprintk(VIDC_ERR,
"Failed to move video instance to init state\n");
goto fail_init;
}
msm_dcvs_try_enable(inst);
if (msm_comm_check_for_inst_overload(core)) {
dprintk(VIDC_ERR,
"Instance count reached Max limit, rejecting session");
goto fail_init;
}
msm_comm_scale_clocks_and_bus(inst);
inst->debugfs_root =
msm_vidc_debugfs_init_inst(inst, core->debugfs_root);
if (inst->session_type == MSM_VIDC_CVP) {
rc = msm_comm_try_state(inst, MSM_VIDC_OPEN_DONE);
if (rc) {
dprintk(VIDC_ERR,
"Failed to move video instance to open done state\n");
goto fail_init;
}
}
return inst;
fail_init:
mutex_lock(&core->lock);
list_del(&inst->list);
mutex_unlock(&core->lock);
v4l2_fh_del(&inst->event_handler);
v4l2_fh_exit(&inst->event_handler);
vb2_queue_release(&inst->bufq[INPUT_PORT].vb2_bufq);
fail_bufq_output:
vb2_queue_release(&inst->bufq[OUTPUT_PORT].vb2_bufq);
fail_bufq_capture:
msm_comm_ctrl_deinit(inst);
mutex_destroy(&inst->sync_lock);
mutex_destroy(&inst->bufq[OUTPUT_PORT].lock);
mutex_destroy(&inst->bufq[INPUT_PORT].lock);
mutex_destroy(&inst->lock);
mutex_destroy(&inst->flush_lock);
DEINIT_MSM_VIDC_LIST(&inst->scratchbufs);
DEINIT_MSM_VIDC_LIST(&inst->persistbufs);
DEINIT_MSM_VIDC_LIST(&inst->pending_getpropq);
DEINIT_MSM_VIDC_LIST(&inst->outputbufs);
DEINIT_MSM_VIDC_LIST(&inst->cvpbufs);
DEINIT_MSM_VIDC_LIST(&inst->registeredbufs);
DEINIT_MSM_VIDC_LIST(&inst->eosbufs);
DEINIT_MSM_VIDC_LIST(&inst->freqs);
DEINIT_MSM_VIDC_LIST(&inst->input_crs);
DEINIT_MSM_VIDC_LIST(&inst->etb_data);
DEINIT_MSM_VIDC_LIST(&inst->fbd_data);
kfree(inst);
inst = NULL;
err_invalid_core:
return inst;
}
EXPORT_SYMBOL(msm_vidc_open);
static void msm_vidc_cleanup_instance(struct msm_vidc_inst *inst)
{
struct msm_vidc_buffer *temp, *dummy;
struct getprop_buf *temp_prop, *dummy_prop;
struct list_head *ptr, *next;
enum vidc_ports ports[] = {INPUT_PORT, OUTPUT_PORT};
int c = 0;
if (!inst) {
dprintk(VIDC_ERR, "%s: invalid params\n", __func__);
return;
}
for (c = 0; c < ARRAY_SIZE(ports); ++c) {
enum vidc_ports port = ports[c];
mutex_lock(&inst->bufq[port].lock);
list_for_each_safe(ptr, next,
&inst->bufq[port].vb2_bufq.queued_list) {
struct vb2_buffer *vb = container_of(ptr,
struct vb2_buffer, queued_entry);
if (vb->state == VB2_BUF_STATE_ACTIVE) {
vb->planes[0].bytesused = 0;
print_vb2_buffer(VIDC_ERR, "undequeud vb2",
inst, vb);
vb2_buffer_done(vb, VB2_BUF_STATE_ERROR);
}
}
mutex_unlock(&inst->bufq[port].lock);
}
mutex_lock(&inst->registeredbufs.lock);
list_for_each_entry_safe(temp, dummy, &inst->registeredbufs.list,
list) {
print_vidc_buffer(VIDC_ERR, "undequeud buf", inst, temp);
msm_comm_unmap_vidc_buffer(inst, temp);
list_del(&temp->list);
kref_put_mbuf(temp);
}
mutex_unlock(&inst->registeredbufs.lock);
msm_comm_free_freq_table(inst);
msm_comm_free_input_cr_table(inst);
if (msm_comm_release_scratch_buffers(inst, false))
dprintk(VIDC_ERR,
"Failed to release scratch buffers\n");
if (msm_comm_release_recon_buffers(inst))
dprintk(VIDC_ERR,
"Failed to release recon buffers\n");
if (msm_comm_release_persist_buffers(inst))
dprintk(VIDC_ERR,
"Failed to release persist buffers\n");
if (msm_comm_release_mark_data(inst))
dprintk(VIDC_ERR,
"Failed to release mark_data buffers\n");
msm_comm_release_eos_buffers(inst);
if (msm_comm_release_dpb_only_buffers(inst, true))
dprintk(VIDC_ERR,
"Failed to release output buffers\n");
if (inst->extradata_handle)
msm_comm_smem_free(inst, inst->extradata_handle);
mutex_lock(&inst->pending_getpropq.lock);
if (!list_empty(&inst->pending_getpropq.list)) {
dprintk(VIDC_ERR,
"pending_getpropq not empty for instance %pK\n",
inst);
list_for_each_entry_safe(temp_prop, dummy_prop,
&inst->pending_getpropq.list, list) {
kfree(temp_prop->data);
list_del(&temp_prop->list);
kfree(temp_prop);
}
}
mutex_unlock(&inst->pending_getpropq.lock);
}
int msm_vidc_destroy(struct msm_vidc_inst *inst)
{
struct msm_vidc_core *core;
int i = 0;
if (!inst || !inst->core) {
dprintk(VIDC_ERR, "%s: invalid params\n", __func__);
return -EINVAL;
}
core = inst->core;
mutex_lock(&core->lock);
/* inst->list lives in core->instances */
list_del(&inst->list);
mutex_unlock(&core->lock);
msm_comm_ctrl_deinit(inst);
v4l2_fh_del(&inst->event_handler);
v4l2_fh_exit(&inst->event_handler);
for (i = 0; i < MAX_PORT_NUM; i++)
vb2_queue_release(&inst->bufq[i].vb2_bufq);
DEINIT_MSM_VIDC_LIST(&inst->scratchbufs);
DEINIT_MSM_VIDC_LIST(&inst->persistbufs);
DEINIT_MSM_VIDC_LIST(&inst->pending_getpropq);
DEINIT_MSM_VIDC_LIST(&inst->outputbufs);
DEINIT_MSM_VIDC_LIST(&inst->cvpbufs);
DEINIT_MSM_VIDC_LIST(&inst->registeredbufs);
DEINIT_MSM_VIDC_LIST(&inst->eosbufs);
DEINIT_MSM_VIDC_LIST(&inst->freqs);
DEINIT_MSM_VIDC_LIST(&inst->input_crs);
DEINIT_MSM_VIDC_LIST(&inst->etb_data);
DEINIT_MSM_VIDC_LIST(&inst->fbd_data);
mutex_destroy(&inst->sync_lock);
mutex_destroy(&inst->bufq[OUTPUT_PORT].lock);
mutex_destroy(&inst->bufq[INPUT_PORT].lock);
mutex_destroy(&inst->lock);
mutex_destroy(&inst->flush_lock);
msm_vidc_debugfs_deinit_inst(inst);
pr_info(VIDC_DBG_TAG "Closed video instance: %pK\n",
"info", inst);
kfree(inst);
return 0;
}
static void close_helper(struct kref *kref)
{
struct msm_vidc_inst *inst = container_of(kref,
struct msm_vidc_inst, kref);
msm_vidc_destroy(inst);
}
int msm_vidc_close(void *instance)
{
struct msm_vidc_inst *inst = instance;
int rc = 0;
if (!inst || !inst->core) {
dprintk(VIDC_ERR, "%s: invalid params\n", __func__);
return -EINVAL;
}
/*
* Make sure that HW stop working on these buffers that
* we are going to free.
*/
rc = msm_comm_try_state(inst, MSM_VIDC_RELEASE_RESOURCES_DONE);
if (rc)
dprintk(VIDC_ERR,
"Failed to move inst %pK to rel resource done state\n",
inst);
/*
* deinit instance after REL_RES_DONE to ensure hardware
* released all buffers.
*/
if (inst->session_type == MSM_VIDC_CVP)
msm_cvp_inst_deinit(inst);
/* clean up preprocess if not done already */
if (is_encode_session(inst))
msm_vidc_unprepare_preprocess(inst);
msm_vidc_cleanup_instance(inst);
rc = msm_comm_try_state(inst, MSM_VIDC_CORE_UNINIT);
if (rc) {
dprintk(VIDC_ERR,
"Failed to move inst %pK to uninit state\n", inst);
rc = msm_comm_force_cleanup(inst);
}
msm_comm_session_clean(inst);
kref_put(&inst->kref, close_helper);
return 0;
}
EXPORT_SYMBOL(msm_vidc_close);
int msm_vidc_suspend(int core_id)
{
return msm_comm_suspend(core_id);
}
EXPORT_SYMBOL(msm_vidc_suspend);
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