static void jpeg_watchdog_worker(struct work_struct *work)
{
struct jpeg_dev *dev;
struct jpeg_ctx *ctx;
unsigned long flags;
struct vb2_buffer *src_vb, *dst_vb;
printk(KERN_DEBUG "jpeg_watchdog_worker\n");
dev = container_of(work, struct jpeg_dev, watchdog_work);
spin_lock_irqsave(&ctx->slock, flags);
clear_bit(0, &dev->hw_run);
if (dev->mode == ENCODING)
ctx = v4l2_m2m_get_curr_priv(dev->m2m_dev_enc);
else
ctx = v4l2_m2m_get_curr_priv(dev->m2m_dev_dec);
if (ctx) {
src_vb = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst_vb = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
v4l2_m2m_buf_done(src_vb, VB2_BUF_STATE_ERROR);
v4l2_m2m_buf_done(dst_vb, VB2_BUF_STATE_ERROR);
if (dev->mode == ENCODING)
v4l2_m2m_job_finish(dev->m2m_dev_enc, ctx->m2m_ctx);
else
v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
} else {
printk(KERN_ERR "watchdog_ctx is NULL\n");
}
spin_unlock_irqrestore(&ctx->slock, flags);
}
static irqreturn_t fimc_isr(int irq, void *priv)
{
struct fimc_vid_buffer *src_buf, *dst_buf;
struct fimc_dev *fimc = (struct fimc_dev *)priv;
struct fimc_ctx *ctx;
BUG_ON(!fimc);
fimc_hw_clear_irq(fimc);
spin_lock(&fimc->slock);
if (test_and_clear_bit(ST_M2M_PEND, &fimc->state)) {
ctx = v4l2_m2m_get_curr_priv(fimc->m2m.m2m_dev);
if (!ctx || !ctx->m2m_ctx)
goto isr_unlock;
src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
if (src_buf && dst_buf) {
spin_lock(&fimc->irqlock);
src_buf->vb.state = dst_buf->vb.state = VIDEOBUF_DONE;
wake_up(&src_buf->vb.done);
wake_up(&dst_buf->vb.done);
spin_unlock(&fimc->irqlock);
v4l2_m2m_job_finish(fimc->m2m.m2m_dev, ctx->m2m_ctx);
}
}
isr_unlock:
spin_unlock(&fimc->slock);
return IRQ_HANDLED;
}
void gsc_m2m_job_finish(struct gsc_ctx *ctx, int vb_state)
{
struct vb2_v4l2_buffer *src_vb, *dst_vb;
if (!ctx || !ctx->m2m_ctx)
return;
src_vb = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst_vb = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
if (src_vb && dst_vb) {
dst_vb->vb2_buf.timestamp = src_vb->vb2_buf.timestamp;
dst_vb->timecode = src_vb->timecode;
dst_vb->flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK;
dst_vb->flags |=
src_vb->flags
& V4L2_BUF_FLAG_TSTAMP_SRC_MASK;
v4l2_m2m_buf_done(src_vb, vb_state);
v4l2_m2m_buf_done(dst_vb, vb_state);
v4l2_m2m_job_finish(ctx->gsc_dev->m2m.m2m_dev,
ctx->m2m_ctx);
}
}
/*
* msm_jpegdma_job_abort - Dma abort job.
* @priv: Pointer dma context.
*/
static void msm_jpegdma_job_abort(void *priv)
{
struct jpegdma_ctx *ctx = priv;
msm_jpegdma_hw_abort(ctx->jdma_device);
v4l2_m2m_job_finish(ctx->jdma_device->m2m_dev, ctx->m2m_ctx);
}
static void bdisp_job_finish(struct bdisp_ctx *ctx, int vb_state)
{
struct vb2_v4l2_buffer *src_vb, *dst_vb;
if (WARN(!ctx || !ctx->fh.m2m_ctx, "Null hardware context\n"))
return;
dev_dbg(ctx->bdisp_dev->dev, "%s\n", __func__);
src_vb = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
dst_vb = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
if (src_vb && dst_vb) {
dst_vb->vb2_buf.timestamp = src_vb->vb2_buf.timestamp;
dst_vb->timecode = src_vb->timecode;
dst_vb->flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK;
dst_vb->flags |= src_vb->flags &
V4L2_BUF_FLAG_TSTAMP_SRC_MASK;
v4l2_m2m_buf_done(src_vb, vb_state);
v4l2_m2m_buf_done(dst_vb, vb_state);
v4l2_m2m_job_finish(ctx->bdisp_dev->m2m.m2m_dev,
ctx->fh.m2m_ctx);
}
}
static irqreturn_t g2d_isr(int irq, void *prv)
{
struct g2d_dev *dev = prv;
struct g2d_ctx *ctx = dev->curr;
struct vb2_buffer *src, *dst;
g2d_clear_int(dev);
clk_disable(dev->gate);
BUG_ON(ctx == NULL);
src = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
BUG_ON(src == NULL);
BUG_ON(dst == NULL);
v4l2_m2m_buf_done(src, VB2_BUF_STATE_DONE);
v4l2_m2m_buf_done(dst, VB2_BUF_STATE_DONE);
v4l2_m2m_job_finish(dev->m2m_dev, ctx->m2m_ctx);
dev->curr = NULL;
wake_up(&dev->irq_queue);
return IRQ_HANDLED;
}
static irqreturn_t g2d_isr(int irq, void *prv)
{
struct g2d_dev *dev = prv;
struct g2d_ctx *ctx = dev->curr;
struct vb2_buffer *src, *dst;
g2d_clear_int(dev);
clk_disable(dev->gate);
BUG_ON(ctx == NULL);
src = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
dst = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
BUG_ON(src == NULL);
BUG_ON(dst == NULL);
dst->v4l2_buf.timecode = src->v4l2_buf.timecode;
dst->v4l2_buf.timestamp = src->v4l2_buf.timestamp;
dst->v4l2_buf.flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK;
dst->v4l2_buf.flags |=
src->v4l2_buf.flags & V4L2_BUF_FLAG_TSTAMP_SRC_MASK;
v4l2_m2m_buf_done(src, VB2_BUF_STATE_DONE);
v4l2_m2m_buf_done(dst, VB2_BUF_STATE_DONE);
v4l2_m2m_job_finish(dev->m2m_dev, ctx->fh.m2m_ctx);
dev->curr = NULL;
wake_up(&dev->irq_queue);
return IRQ_HANDLED;
}
static void rockchip_vpu_job_finish(struct rockchip_vpu_dev *vpu,
struct rockchip_vpu_ctx *ctx,
unsigned int bytesused,
enum vb2_buffer_state result)
{
struct vb2_v4l2_buffer *src, *dst;
size_t avail_size;
pm_runtime_mark_last_busy(vpu->dev);
pm_runtime_put_autosuspend(vpu->dev);
clk_bulk_disable(vpu->variant->num_clocks, vpu->clocks);
src = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
dst = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
if (WARN_ON(!src))
return;
if (WARN_ON(!dst))
return;
src->sequence = ctx->sequence_out++;
dst->sequence = ctx->sequence_cap++;
dst->field = src->field;
if (src->flags & V4L2_BUF_FLAG_TIMECODE)
dst->timecode = src->timecode;
dst->vb2_buf.timestamp = src->vb2_buf.timestamp;
dst->flags &= ~(V4L2_BUF_FLAG_TSTAMP_SRC_MASK |
V4L2_BUF_FLAG_TIMECODE);
dst->flags |= src->flags & (V4L2_BUF_FLAG_TSTAMP_SRC_MASK |
V4L2_BUF_FLAG_TIMECODE);
avail_size = vb2_plane_size(&dst->vb2_buf, 0) -
ctx->vpu_dst_fmt->header_size;
if (bytesused <= avail_size) {
if (ctx->bounce_buf) {
memcpy(vb2_plane_vaddr(&dst->vb2_buf, 0) +
ctx->vpu_dst_fmt->header_size,
ctx->bounce_buf, bytesused);
}
dst->vb2_buf.planes[0].bytesused =
ctx->vpu_dst_fmt->header_size + bytesused;
} else {
result = VB2_BUF_STATE_ERROR;
}
v4l2_m2m_buf_done(src, result);
v4l2_m2m_buf_done(dst, result);
v4l2_m2m_job_finish(vpu->m2m_dev, ctx->fh.m2m_ctx);
}
static void hva_run_work(struct work_struct *work)
{
struct hva_ctx *ctx = container_of(work, struct hva_ctx, run_work);
struct vb2_v4l2_buffer *src_buf, *dst_buf;
const struct hva_enc *enc = ctx->enc;
struct hva_frame *frame;
struct hva_stream *stream;
int ret;
/* protect instance against reentrancy */
mutex_lock(&ctx->lock);
#ifdef CONFIG_VIDEO_STI_HVA_DEBUGFS
hva_dbg_perf_begin(ctx);
#endif
src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
frame = to_hva_frame(src_buf);
stream = to_hva_stream(dst_buf);
frame->vbuf.sequence = ctx->frame_num++;
ret = enc->encode(ctx, frame, stream);
vb2_set_plane_payload(&dst_buf->vb2_buf, 0, stream->bytesused);
if (ret) {
v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR);
v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR);
} else {
/* propagate frame timestamp */
dst_buf->vb2_buf.timestamp = src_buf->vb2_buf.timestamp;
dst_buf->field = V4L2_FIELD_NONE;
dst_buf->sequence = ctx->stream_num - 1;
ctx->encoded_frames++;
#ifdef CONFIG_VIDEO_STI_HVA_DEBUGFS
hva_dbg_perf_end(ctx, stream);
#endif
v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE);
v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE);
}
mutex_unlock(&ctx->lock);
v4l2_m2m_job_finish(ctx->hva_dev->m2m_dev, ctx->fh.m2m_ctx);
}
void fimc_m2m_job_finish(struct fimc_ctx *ctx, int vb_state)
{
struct vb2_buffer *src_vb, *dst_vb;
if (!ctx || !ctx->m2m_ctx)
return;
src_vb = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst_vb = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
if (src_vb && dst_vb) {
v4l2_m2m_buf_done(src_vb, vb_state);
v4l2_m2m_buf_done(dst_vb, vb_state);
v4l2_m2m_job_finish(ctx->fimc_dev->m2m.m2m_dev,
ctx->m2m_ctx);
}
}
/*
* msm_jpegdma_isr_processing_done - Invoked by dma_hw when processing is done.
* @dma: Pointer dma device.
*/
void msm_jpegdma_isr_processing_done(struct msm_jpegdma_device *dma)
{
struct vb2_buffer *src_buf;
struct vb2_buffer *dst_buf;
struct jpegdma_ctx *ctx;
mutex_lock(&dma->lock);
ctx = v4l2_m2m_get_curr_priv(dma->m2m_dev);
if (ctx) {
mutex_lock(&ctx->lock);
ctx->plane_idx++;
if (ctx->plane_idx >= formats[ctx->format_idx].num_planes) {
src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
if (src_buf == NULL || dst_buf == NULL) {
dev_err(ctx->jdma_device->dev, "Error, buffer list empty\n");
mutex_unlock(&ctx->lock);
mutex_unlock(&dma->lock);
return;
}
complete_all(&ctx->completion);
ctx->plane_idx = 0;
v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE);
v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE);
v4l2_m2m_job_finish(ctx->jdma_device->m2m_dev,
ctx->m2m_ctx);
} else {
dst_buf = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
src_buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
if (src_buf == NULL || dst_buf == NULL) {
dev_err(ctx->jdma_device->dev, "Error, buffer list empty\n");
mutex_unlock(&ctx->lock);
mutex_unlock(&dma->lock);
return;
}
msm_jpegdma_process_buffers(ctx, src_buf, dst_buf);
}
mutex_unlock(&ctx->lock);
}
mutex_unlock(&dma->lock);
}
static int rot_resume(struct device *dev)
{
struct platform_device *pdev;
struct rot_dev *rot;
struct rot_ctx *ctx;
pdev = to_platform_device(dev);
rot = (struct rot_dev *)platform_get_drvdata(pdev);
clear_bit(DEV_SUSPEND, &rot->state);
ctx = rot->m2m.ctx;
if (ctx != NULL) {
clear_bit(CTX_SUSPEND, &ctx->flags);
rot->m2m.ctx = NULL;
v4l2_m2m_job_finish(rot->m2m.m2m_dev, ctx->m2m_ctx);
}
return 0;
}
void gsc_m2m_job_finish(struct gsc_ctx *ctx, int vb_state)
{
struct vb2_buffer *src_vb, *dst_vb;
if (!ctx || !ctx->m2m_ctx)
return;
src_vb = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst_vb = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
if (src_vb && dst_vb) {
src_vb->v4l2_buf.timestamp = dst_vb->v4l2_buf.timestamp;
src_vb->v4l2_buf.timecode = dst_vb->v4l2_buf.timecode;
v4l2_m2m_buf_done(src_vb, vb_state);
v4l2_m2m_buf_done(dst_vb, vb_state);
v4l2_m2m_job_finish(ctx->gsc_dev->m2m.m2m_dev,
ctx->m2m_ctx);
}
}
void rot_work(struct work_struct *work)
{
struct rot_dev *rot = container_of(work, struct rot_dev, ws);
struct rot_ctx *ctx;
unsigned long flags;
struct vb2_buffer *src_vb, *dst_vb;
spin_lock_irqsave(&rot->slock, flags);
if (atomic_read(&rot->wdt.cnt) >= ROT_WDT_CNT) {
rot_dbg("wakeup blocked process\n");
ctx = v4l2_m2m_get_curr_priv(rot->m2m.m2m_dev);
if (!ctx || !ctx->m2m_ctx) {
rot_err("current ctx is NULL\n");
goto wq_unlock;
}
src_vb = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst_vb = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
if (src_vb && dst_vb) {
v4l2_m2m_buf_done(src_vb, VB2_BUF_STATE_ERROR);
v4l2_m2m_buf_done(dst_vb, VB2_BUF_STATE_ERROR);
v4l2_m2m_job_finish(rot->m2m.m2m_dev, ctx->m2m_ctx);
}
rot->m2m.ctx = NULL;
atomic_set(&rot->wdt.cnt, 0);
clear_bit(DEV_RUN, &rot->state);
clear_bit(CTX_RUN, &ctx->flags);
}
wq_unlock:
spin_unlock_irqrestore(&rot->slock, flags);
pm_runtime_put(&rot->pdev->dev);
}
/*
* v4l2_m2m_streamoff() holds dev_mutex and waits mtk_venc_worker()
* to call v4l2_m2m_job_finish().
* If mtk_venc_worker() tries to acquire dev_mutex, it will deadlock.
* So this function must not try to acquire dev->dev_mutex.
* This means v4l2 ioctls and mtk_venc_worker() can run at the same time.
* mtk_venc_worker() should be carefully implemented to avoid bugs.
*/
static void mtk_venc_worker(struct work_struct *work)
{
struct mtk_vcodec_ctx *ctx = container_of(work, struct mtk_vcodec_ctx,
encode_work);
struct vb2_v4l2_buffer *src_buf, *dst_buf;
struct venc_frm_buf frm_buf;
struct mtk_vcodec_mem bs_buf;
struct venc_done_result enc_result;
int ret, i;
/* check dst_buf, dst_buf may be removed in device_run
* to stored encdoe header so we need check dst_buf and
* call job_finish here to prevent recursion
*/
dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
if (!dst_buf) {
v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
return;
}
src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
memset(&frm_buf, 0, sizeof(frm_buf));
for (i = 0; i < src_buf->vb2_buf.num_planes ; i++) {
frm_buf.fb_addr[i].dma_addr =
vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, i);
frm_buf.fb_addr[i].size =
(size_t)src_buf->vb2_buf.planes[i].length;
}
bs_buf.va = vb2_plane_vaddr(&dst_buf->vb2_buf, 0);
bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0);
bs_buf.size = (size_t)dst_buf->vb2_buf.planes[0].length;
mtk_v4l2_debug(2,
"Framebuf PA=%llx Size=0x%zx;PA=0x%llx Size=0x%zx;PA=0x%llx Size=%zu",
(u64)frm_buf.fb_addr[0].dma_addr,
frm_buf.fb_addr[0].size,
(u64)frm_buf.fb_addr[1].dma_addr,
frm_buf.fb_addr[1].size,
(u64)frm_buf.fb_addr[2].dma_addr,
frm_buf.fb_addr[2].size);
ret = venc_if_encode(ctx, VENC_START_OPT_ENCODE_FRAME,
&frm_buf, &bs_buf, &enc_result);
dst_buf->vb2_buf.timestamp = src_buf->vb2_buf.timestamp;
dst_buf->timecode = src_buf->timecode;
if (enc_result.is_key_frm)
dst_buf->flags |= V4L2_BUF_FLAG_KEYFRAME;
if (ret) {
v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR);
dst_buf->vb2_buf.planes[0].bytesused = 0;
v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR);
mtk_v4l2_err("venc_if_encode failed=%d", ret);
} else {
v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE);
dst_buf->vb2_buf.planes[0].bytesused = enc_result.bs_size;
v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE);
mtk_v4l2_debug(2, "venc_if_encode bs size=%d",
enc_result.bs_size);
}
v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
mtk_v4l2_debug(1, "<=== src_buf[%d] dst_buf[%d] venc_if_encode ret=%d Size=%u===>",
src_buf->vb2_buf.index, dst_buf->vb2_buf.index, ret,
enc_result.bs_size);
}
static void mtk_vdec_worker(struct work_struct *work)
{
struct mtk_vcodec_ctx *ctx = container_of(work, struct mtk_vcodec_ctx,
decode_work);
struct mtk_vcodec_dev *dev = ctx->dev;
struct vb2_buffer *src_buf, *dst_buf;
struct mtk_vcodec_mem buf;
struct vdec_fb *pfb;
bool res_chg = false;
int ret;
struct mtk_video_dec_buf *dst_buf_info, *src_buf_info;
struct vb2_v4l2_buffer *dst_vb2_v4l2, *src_vb2_v4l2;
src_buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
if (src_buf == NULL) {
v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
mtk_v4l2_debug(1, "[%d] src_buf empty!!", ctx->id);
return;
}
dst_buf = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
if (dst_buf == NULL) {
v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
mtk_v4l2_debug(1, "[%d] dst_buf empty!!", ctx->id);
return;
}
src_vb2_v4l2 = container_of(src_buf, struct vb2_v4l2_buffer, vb2_buf);
src_buf_info = container_of(src_vb2_v4l2, struct mtk_video_dec_buf, vb);
dst_vb2_v4l2 = container_of(dst_buf, struct vb2_v4l2_buffer, vb2_buf);
dst_buf_info = container_of(dst_vb2_v4l2, struct mtk_video_dec_buf, vb);
pfb = &dst_buf_info->frame_buffer;
pfb->base_y.va = vb2_plane_vaddr(dst_buf, 0);
pfb->base_y.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
pfb->base_y.size = ctx->picinfo.y_bs_sz + ctx->picinfo.y_len_sz;
pfb->base_c.va = vb2_plane_vaddr(dst_buf, 1);
pfb->base_c.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 1);
pfb->base_c.size = ctx->picinfo.c_bs_sz + ctx->picinfo.c_len_sz;
pfb->status = 0;
mtk_v4l2_debug(3, "===>[%d] vdec_if_decode() ===>", ctx->id);
mtk_v4l2_debug(3,
"id=%d Framebuf pfb=%p VA=%p Y_DMA=%pad C_DMA=%pad Size=%zx",
dst_buf->index, pfb,
pfb->base_y.va, &pfb->base_y.dma_addr,
&pfb->base_c.dma_addr, pfb->base_y.size);
if (src_buf_info->lastframe) {
mtk_v4l2_debug(1, "Got empty flush input buffer.");
src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
/* update dst buf status */
dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
mutex_lock(&ctx->lock);
dst_buf_info->used = false;
mutex_unlock(&ctx->lock);
vdec_if_decode(ctx, NULL, NULL, &res_chg);
clean_display_buffer(ctx);
vb2_set_plane_payload(&dst_buf_info->vb.vb2_buf, 0, 0);
vb2_set_plane_payload(&dst_buf_info->vb.vb2_buf, 1, 0);
dst_vb2_v4l2->flags |= V4L2_BUF_FLAG_LAST;
v4l2_m2m_buf_done(&dst_buf_info->vb, VB2_BUF_STATE_DONE);
clean_free_buffer(ctx);
v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
return;
}
buf.va = vb2_plane_vaddr(src_buf, 0);
buf.dma_addr = vb2_dma_contig_plane_dma_addr(src_buf, 0);
buf.size = (size_t)src_buf->planes[0].bytesused;
if (!buf.va) {
v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
mtk_v4l2_err("[%d] id=%d src_addr is NULL!!",
ctx->id, src_buf->index);
return;
}
mtk_v4l2_debug(3, "[%d] Bitstream VA=%p DMA=%pad Size=%zx vb=%p",
ctx->id, buf.va, &buf.dma_addr, buf.size, src_buf);
dst_buf_info->vb.vb2_buf.timestamp
= src_buf_info->vb.vb2_buf.timestamp;
dst_buf_info->vb.timecode
= src_buf_info->vb.timecode;
mutex_lock(&ctx->lock);
dst_buf_info->used = true;
mutex_unlock(&ctx->lock);
src_buf_info->used = true;
ret = vdec_if_decode(ctx, &buf, pfb, &res_chg);
if (ret) {
mtk_v4l2_err(
" <===[%d], src_buf[%d] sz=0x%zx pts=%llu dst_buf[%d] vdec_if_decode() ret=%d res_chg=%d===>",
ctx->id,
src_buf->index,
buf.size,
src_buf_info->vb.vb2_buf.timestamp,
dst_buf->index,
ret, res_chg);
src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
v4l2_m2m_buf_done(&src_buf_info->vb, VB2_BUF_STATE_ERROR);
} else if (res_chg == false) {
/*
* we only return src buffer with VB2_BUF_STATE_DONE
* when decode success without resolution change
*/
src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
v4l2_m2m_buf_done(&src_buf_info->vb, VB2_BUF_STATE_DONE);
}
dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
clean_display_buffer(ctx);
clean_free_buffer(ctx);
if (!ret && res_chg) {
mtk_vdec_pic_info_update(ctx);
/*
* On encountering a resolution change in the stream.
* The driver must first process and decode all
* remaining buffers from before the resolution change
* point, so call flush decode here
*/
mtk_vdec_flush_decoder(ctx);
/*
* After all buffers containing decoded frames from
* before the resolution change point ready to be
* dequeued on the CAPTURE queue, the driver sends a
* V4L2_EVENT_SOURCE_CHANGE event for source change
* type V4L2_EVENT_SRC_CH_RESOLUTION
*/
mtk_vdec_queue_res_chg_event(ctx);
}
v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
}
static irqreturn_t rot_irq_handler(int irq, void *priv)
{
struct rot_dev *rot = priv;
struct rot_ctx *ctx;
struct vb2_buffer *src_vb, *dst_vb;
unsigned int irq_src;
spin_lock(&rot->slock);
clear_bit(DEV_RUN, &rot->state);
if (timer_pending(&rot->wdt.timer))
del_timer(&rot->wdt.timer);
rot_hwget_irq_src(rot, &irq_src);
rot_hwset_irq_clear(rot, &irq_src);
if (irq_src != ISR_PEND_DONE) {
rot_err("####################\n");
rot_err("set SFR illegally\n");
rot_err("maybe the result is wrong\n");
rot_err("####################\n");
rot_dump_register(rot);
}
ctx = v4l2_m2m_get_curr_priv(rot->m2m.m2m_dev);
if (!ctx || !ctx->m2m_ctx) {
rot_err("current ctx is NULL\n");
goto isr_unlock;
}
clear_bit(CTX_RUN, &ctx->flags);
rot->m2m.ctx = NULL;
src_vb = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst_vb = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
if (src_vb && dst_vb) {
v4l2_m2m_buf_done(src_vb, VB2_BUF_STATE_DONE);
v4l2_m2m_buf_done(dst_vb, VB2_BUF_STATE_DONE);
if (test_bit(DEV_SUSPEND, &rot->state)) {
rot_dbg("wake up blocked process by suspend\n");
wake_up(&rot->irq.wait);
} else {
v4l2_m2m_job_finish(rot->m2m.m2m_dev, ctx->m2m_ctx);
}
/* Wake up from CTX_ABORT state */
if (test_and_clear_bit(CTX_ABORT, &ctx->flags))
wake_up(&rot->irq.wait);
queue_work(rot->wq, &rot->ws);
} else {
rot_err("failed to get the buffer done\n");
}
isr_unlock:
spin_unlock(&rot->slock);
return IRQ_HANDLED;
}
static irqreturn_t jpeg_irq(int irq, void *priv)
{
unsigned int int_status;
struct vb2_buffer *src_vb, *dst_vb;
struct jpeg_dev *ctrl = priv;
struct jpeg_ctx *ctx;
spin_lock(&ctrl->slock);
if (ctrl->mode == ENCODING)
ctx = v4l2_m2m_get_curr_priv(ctrl->m2m_dev_enc);
else
ctx = v4l2_m2m_get_curr_priv(ctrl->m2m_dev_dec);
if (ctx == 0) {
printk(KERN_ERR "ctx is null.\n");
int_status = jpeg_int_pending(ctrl);
jpeg_sw_reset(ctrl->reg_base);
goto ctx_err;
}
src_vb = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst_vb = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
int_status = jpeg_int_pending(ctrl);
if (int_status) {
switch (int_status & 0x1f) {
case 0x1:
ctrl->irq_ret = ERR_PROT;
break;
case 0x2:
ctrl->irq_ret = OK_ENC_OR_DEC;
break;
case 0x4:
ctrl->irq_ret = ERR_DEC_INVALID_FORMAT;
break;
case 0x8:
ctrl->irq_ret = ERR_MULTI_SCAN;
break;
case 0x10:
ctrl->irq_ret = ERR_FRAME;
break;
default:
ctrl->irq_ret = ERR_UNKNOWN;
break;
}
} else {
ctrl->irq_ret = ERR_UNKNOWN;
}
if (ctrl->irq_ret == OK_ENC_OR_DEC) {
v4l2_m2m_buf_done(src_vb, VB2_BUF_STATE_DONE);
v4l2_m2m_buf_done(dst_vb, VB2_BUF_STATE_DONE);
} else {
v4l2_m2m_buf_done(src_vb, VB2_BUF_STATE_ERROR);
v4l2_m2m_buf_done(dst_vb, VB2_BUF_STATE_ERROR);
}
clear_bit(0, &ctx->dev->hw_run);
if (ctrl->mode == ENCODING)
v4l2_m2m_job_finish(ctrl->m2m_dev_enc, ctx->m2m_ctx);
else
v4l2_m2m_job_finish(ctrl->m2m_dev_dec, ctx->m2m_ctx);
ctx_err:
spin_unlock(&ctrl->slock);
return IRQ_HANDLED;
}
static irqreturn_t jpeg_hx_irq(int irq, void *priv)
{
unsigned int int_status;
struct vb2_buffer *src_vb, *dst_vb;
struct jpeg_dev *ctrl = priv;
struct jpeg_ctx *ctx;
unsigned long payload_size = 0;
if (ctrl->mode == ENCODING)
ctx = v4l2_m2m_get_curr_priv(ctrl->m2m_dev_enc);
else
ctx = v4l2_m2m_get_curr_priv(ctrl->m2m_dev_dec);
if (ctx == 0) {
printk(KERN_ERR "ctx is null.\n");
jpeg_hx_sw_reset(ctrl->reg_base);
goto ctx_err;
}
spin_lock(&ctx->slock);
int_status = jpeg_hx_int_pending(ctrl);
jpeg_hx_clear_int_status(ctrl->reg_base, int_status);
if (int_status == 8 && ctrl->mode == DECODING) {
jpeg_hx_re_start(ctrl->reg_base);
spin_unlock(&ctx->slock);
return IRQ_HANDLED;
}
src_vb = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
dst_vb = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
if (int_status) {
switch (int_status & 0xfff) {
case 0xe20:
ctrl->irq_ret = OK_ENC_OR_DEC;
break;
default:
ctrl->irq_ret = ERR_UNKNOWN;
break;
}
} else {
ctrl->irq_ret = ERR_UNKNOWN;
}
if (ctrl->irq_ret == OK_ENC_OR_DEC) {
if (ctrl->mode == ENCODING) {
payload_size = jpeg_hx_get_stream_size(ctrl->reg_base);
vb2_set_plane_payload(dst_vb, 0, payload_size);
v4l2_m2m_buf_done(src_vb, VB2_BUF_STATE_DONE);
v4l2_m2m_buf_done(dst_vb, VB2_BUF_STATE_DONE);
} else if (int_status != 8 && ctrl->mode == DECODING) {
v4l2_m2m_buf_done(src_vb, VB2_BUF_STATE_DONE);
v4l2_m2m_buf_done(dst_vb, VB2_BUF_STATE_DONE);
}
} else {
v4l2_m2m_buf_done(src_vb, VB2_BUF_STATE_ERROR);
v4l2_m2m_buf_done(dst_vb, VB2_BUF_STATE_ERROR);
}
if (ctrl->mode == ENCODING)
v4l2_m2m_job_finish(ctrl->m2m_dev_enc, ctx->m2m_ctx);
else
v4l2_m2m_job_finish(ctrl->m2m_dev_dec, ctx->m2m_ctx);
spin_unlock(&ctx->slock);
ctx_err:
return IRQ_HANDLED;
}