#include "mtk_jpeg_core.h"
#include "mtk_jpeg_dec_parse.h"
+#if defined(CONFIG_OF)
static struct mtk_jpeg_fmt mtk_jpeg_enc_formats[] = {
{
.fourcc = V4L2_PIX_FMT_JPEG,
.flags = MTK_JPEG_FMT_FLAG_CAPTURE,
},
};
+#endif
#define MTK_JPEG_ENC_NUM_FORMATS ARRAY_SIZE(mtk_jpeg_enc_formats)
#define MTK_JPEG_DEC_NUM_FORMATS ARRAY_SIZE(mtk_jpeg_dec_formats)
return 0;
}
-static int mtk_jpegenc_get_hw(struct mtk_jpeg_ctx *ctx)
-{
- struct mtk_jpegenc_comp_dev *comp_jpeg;
- struct mtk_jpeg_dev *jpeg = ctx->jpeg;
- unsigned long flags;
- int hw_id = -1;
- int i;
-
- spin_lock_irqsave(&jpeg->hw_lock, flags);
- for (i = 0; i < MTK_JPEGENC_HW_MAX; i++) {
- comp_jpeg = jpeg->enc_hw_dev[i];
- if (comp_jpeg->hw_state == MTK_JPEG_HW_IDLE) {
- hw_id = i;
- comp_jpeg->hw_state = MTK_JPEG_HW_BUSY;
- break;
- }
- }
- spin_unlock_irqrestore(&jpeg->hw_lock, flags);
-
- return hw_id;
-}
-
-static int mtk_jpegenc_set_hw_param(struct mtk_jpeg_ctx *ctx,
- int hw_id,
- struct vb2_v4l2_buffer *src_buf,
- struct vb2_v4l2_buffer *dst_buf)
-{
- struct mtk_jpegenc_comp_dev *jpeg = ctx->jpeg->enc_hw_dev[hw_id];
-
- jpeg->hw_param.curr_ctx = ctx;
- jpeg->hw_param.src_buffer = src_buf;
- jpeg->hw_param.dst_buffer = dst_buf;
-
- return 0;
-}
-
-static int mtk_jpegenc_put_hw(struct mtk_jpeg_dev *jpeg, int hw_id)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&jpeg->hw_lock, flags);
- jpeg->enc_hw_dev[hw_id]->hw_state = MTK_JPEG_HW_IDLE;
- spin_unlock_irqrestore(&jpeg->hw_lock, flags);
-
- return 0;
-}
-
-static void mtk_jpegenc_worker(struct work_struct *work)
-{
- struct mtk_jpegenc_comp_dev *comp_jpeg[MTK_JPEGENC_HW_MAX];
- enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
- struct mtk_jpeg_src_buf *jpeg_dst_buf;
- struct vb2_v4l2_buffer *src_buf, *dst_buf;
- int ret, i, hw_id = 0;
- unsigned long flags;
-
- struct mtk_jpeg_ctx *ctx = container_of(work,
- struct mtk_jpeg_ctx,
- jpeg_work);
- struct mtk_jpeg_dev *jpeg = ctx->jpeg;
-
- for (i = 0; i < MTK_JPEGENC_HW_MAX; i++)
- comp_jpeg[i] = jpeg->enc_hw_dev[i];
- i = 0;
-
-retry_select:
- hw_id = mtk_jpegenc_get_hw(ctx);
- if (hw_id < 0) {
- ret = wait_event_interruptible(jpeg->hw_wq,
- atomic_read(&jpeg->hw_rdy) > 0);
- if (ret != 0 || (i++ > MTK_JPEG_MAX_RETRY_TIME)) {
- dev_err(jpeg->dev, "%s : %d, all HW are busy\n",
- __func__, __LINE__);
- v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
- return;
- }
-
- goto retry_select;
- }
-
- atomic_dec(&jpeg->hw_rdy);
- src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
- if (!src_buf)
- goto getbuf_fail;
-
- dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
- if (!dst_buf)
- goto getbuf_fail;
-
- v4l2_m2m_buf_copy_metadata(src_buf, dst_buf, true);
-
- mtk_jpegenc_set_hw_param(ctx, hw_id, src_buf, dst_buf);
- ret = pm_runtime_get_sync(comp_jpeg[hw_id]->dev);
- if (ret < 0) {
- dev_err(jpeg->dev, "%s : %d, pm_runtime_get_sync fail !!!\n",
- __func__, __LINE__);
- goto enc_end;
- }
-
- ret = clk_prepare_enable(comp_jpeg[hw_id]->venc_clk.clks->clk);
- if (ret) {
- dev_err(jpeg->dev, "%s : %d, jpegenc clk_prepare_enable fail\n",
- __func__, __LINE__);
- goto enc_end;
- }
-
- v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
- v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
-
- schedule_delayed_work(&comp_jpeg[hw_id]->job_timeout_work,
- msecs_to_jiffies(MTK_JPEG_HW_TIMEOUT_MSEC));
-
- spin_lock_irqsave(&comp_jpeg[hw_id]->hw_lock, flags);
- jpeg_dst_buf = mtk_jpeg_vb2_to_srcbuf(&dst_buf->vb2_buf);
- jpeg_dst_buf->curr_ctx = ctx;
- jpeg_dst_buf->frame_num = ctx->total_frame_num;
- ctx->total_frame_num++;
- mtk_jpeg_enc_reset(comp_jpeg[hw_id]->reg_base);
- mtk_jpeg_set_enc_dst(ctx,
- comp_jpeg[hw_id]->reg_base,
- &dst_buf->vb2_buf);
- mtk_jpeg_set_enc_src(ctx,
- comp_jpeg[hw_id]->reg_base,
- &src_buf->vb2_buf);
- mtk_jpeg_set_enc_params(ctx, comp_jpeg[hw_id]->reg_base);
- mtk_jpeg_enc_start(comp_jpeg[hw_id]->reg_base);
- v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
- spin_unlock_irqrestore(&comp_jpeg[hw_id]->hw_lock, flags);
-
- return;
-
-enc_end:
- v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
- v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
- v4l2_m2m_buf_done(src_buf, buf_state);
- v4l2_m2m_buf_done(dst_buf, buf_state);
-getbuf_fail:
- atomic_inc(&jpeg->hw_rdy);
- mtk_jpegenc_put_hw(jpeg, hw_id);
- v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
-}
-
static void mtk_jpeg_enc_device_run(void *priv)
{
struct mtk_jpeg_ctx *ctx = priv;
queue_work(jpeg->workqueue, &ctx->jpeg_work);
}
-static int mtk_jpegdec_get_hw(struct mtk_jpeg_ctx *ctx)
+static void mtk_jpeg_multicore_dec_device_run(void *priv)
{
- struct mtk_jpegdec_comp_dev *comp_jpeg;
+ struct mtk_jpeg_ctx *ctx = priv;
struct mtk_jpeg_dev *jpeg = ctx->jpeg;
- unsigned long flags;
- int hw_id = -1;
- int i;
-
- spin_lock_irqsave(&jpeg->hw_lock, flags);
- for (i = 0; i < MTK_JPEGDEC_HW_MAX; i++) {
- comp_jpeg = jpeg->dec_hw_dev[i];
- if (comp_jpeg->hw_state == MTK_JPEG_HW_IDLE) {
- hw_id = i;
- comp_jpeg->hw_state = MTK_JPEG_HW_BUSY;
- break;
- }
- }
- spin_unlock_irqrestore(&jpeg->hw_lock, flags);
-
- return hw_id;
-}
-
-static int mtk_jpegdec_put_hw(struct mtk_jpeg_dev *jpeg, int hw_id)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&jpeg->hw_lock, flags);
- jpeg->dec_hw_dev[hw_id]->hw_state =
- MTK_JPEG_HW_IDLE;
- spin_unlock_irqrestore(&jpeg->hw_lock, flags);
-
- return 0;
-}
-
-static int mtk_jpegdec_set_hw_param(struct mtk_jpeg_ctx *ctx,
- int hw_id,
- struct vb2_v4l2_buffer *src_buf,
- struct vb2_v4l2_buffer *dst_buf)
-{
- struct mtk_jpegdec_comp_dev *jpeg =
- ctx->jpeg->dec_hw_dev[hw_id];
-
- jpeg->hw_param.curr_ctx = ctx;
- jpeg->hw_param.src_buffer = src_buf;
- jpeg->hw_param.dst_buffer = dst_buf;
- return 0;
+ queue_work(jpeg->workqueue, &ctx->jpeg_work);
}
-static void mtk_jpegdec_worker(struct work_struct *work)
+static void mtk_jpeg_dec_device_run(void *priv)
{
- struct mtk_jpeg_ctx *ctx = container_of(work, struct mtk_jpeg_ctx,
- jpeg_work);
- struct mtk_jpegdec_comp_dev *comp_jpeg[MTK_JPEGDEC_HW_MAX];
- enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
- struct mtk_jpeg_src_buf *jpeg_src_buf, *jpeg_dst_buf;
- struct vb2_v4l2_buffer *src_buf, *dst_buf;
+ struct mtk_jpeg_ctx *ctx = priv;
struct mtk_jpeg_dev *jpeg = ctx->jpeg;
- int ret, i, hw_id = 0;
+ struct vb2_v4l2_buffer *src_buf, *dst_buf;
+ enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
+ unsigned long flags;
+ struct mtk_jpeg_src_buf *jpeg_src_buf;
struct mtk_jpeg_bs bs;
struct mtk_jpeg_fb fb;
- unsigned long flags;
-
- for (i = 0; i < MTK_JPEGDEC_HW_MAX; i++)
- comp_jpeg[i] = jpeg->dec_hw_dev[i];
- i = 0;
-
-retry_select:
- hw_id = mtk_jpegdec_get_hw(ctx);
- if (hw_id < 0) {
- ret = wait_event_interruptible_timeout(jpeg->hw_wq,
- atomic_read(&jpeg->hw_rdy) > 0,
- MTK_JPEG_HW_TIMEOUT_MSEC);
- if (ret != 0 || (i++ > MTK_JPEG_MAX_RETRY_TIME)) {
- dev_err(jpeg->dev, "%s : %d, all HW are busy\n",
- __func__, __LINE__);
- v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
- return;
- }
-
- goto retry_select;
- }
+ int ret;
- atomic_dec(&jpeg->hw_rdy);
src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
- if (!src_buf)
- goto getbuf_fail;
-
dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
- if (!dst_buf)
- goto getbuf_fail;
-
- v4l2_m2m_buf_copy_metadata(src_buf, dst_buf, true);
jpeg_src_buf = mtk_jpeg_vb2_to_srcbuf(&src_buf->vb2_buf);
- jpeg_dst_buf = mtk_jpeg_vb2_to_srcbuf(&dst_buf->vb2_buf);
- if (mtk_jpeg_check_resolution_change(ctx,
- &jpeg_src_buf->dec_param)) {
+ if (mtk_jpeg_check_resolution_change(ctx, &jpeg_src_buf->dec_param)) {
mtk_jpeg_queue_src_chg_event(ctx);
ctx->state = MTK_JPEG_SOURCE_CHANGE;
- goto getbuf_fail;
+ v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
+ return;
}
- jpeg_src_buf->curr_ctx = ctx;
- jpeg_src_buf->frame_num = ctx->total_frame_num;
- jpeg_dst_buf->curr_ctx = ctx;
- jpeg_dst_buf->frame_num = ctx->total_frame_num;
-
- mtk_jpegdec_set_hw_param(ctx, hw_id, src_buf, dst_buf);
- ret = pm_runtime_get_sync(comp_jpeg[hw_id]->dev);
- if (ret < 0) {
- dev_err(jpeg->dev, "%s : %d, pm_runtime_get_sync fail !!!\n",
- __func__, __LINE__);
- goto dec_end;
- }
-
- ret = clk_prepare_enable(comp_jpeg[hw_id]->jdec_clk.clks->clk);
- if (ret) {
- dev_err(jpeg->dev, "%s : %d, jpegdec clk_prepare_enable fail\n",
- __func__, __LINE__);
- goto clk_end;
- }
-
- v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
- v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
-
- schedule_delayed_work(&comp_jpeg[hw_id]->job_timeout_work,
- msecs_to_jiffies(MTK_JPEG_HW_TIMEOUT_MSEC));
-
- mtk_jpeg_set_dec_src(ctx, &src_buf->vb2_buf, &bs);
- if (mtk_jpeg_set_dec_dst(ctx,
- &jpeg_src_buf->dec_param,
- &dst_buf->vb2_buf, &fb)) {
- dev_err(jpeg->dev, "%s : %d, mtk_jpeg_set_dec_dst fail\n",
- __func__, __LINE__);
- goto setdst_end;
- }
-
- spin_lock_irqsave(&comp_jpeg[hw_id]->hw_lock, flags);
- ctx->total_frame_num++;
- mtk_jpeg_dec_reset(comp_jpeg[hw_id]->reg_base);
- mtk_jpeg_dec_set_config(comp_jpeg[hw_id]->reg_base,
- &jpeg_src_buf->dec_param,
- jpeg_src_buf->bs_size,
- &bs,
- &fb);
- mtk_jpeg_dec_start(comp_jpeg[hw_id]->reg_base);
- v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
- spin_unlock_irqrestore(&comp_jpeg[hw_id]->hw_lock, flags);
-
- return;
-
-setdst_end:
- clk_disable_unprepare(comp_jpeg[hw_id]->jdec_clk.clks->clk);
-clk_end:
- pm_runtime_put(comp_jpeg[hw_id]->dev);
-dec_end:
- v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
- v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
- v4l2_m2m_buf_done(src_buf, buf_state);
- v4l2_m2m_buf_done(dst_buf, buf_state);
-getbuf_fail:
- atomic_inc(&jpeg->hw_rdy);
- mtk_jpegdec_put_hw(jpeg, hw_id);
- v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
-}
-
-static void mtk_jpeg_multicore_dec_device_run(void *priv)
-{
- struct mtk_jpeg_ctx *ctx = priv;
- struct mtk_jpeg_dev *jpeg = ctx->jpeg;
-
- queue_work(jpeg->workqueue, &ctx->jpeg_work);
-}
-
-static void mtk_jpeg_dec_device_run(void *priv)
-{
- struct mtk_jpeg_ctx *ctx = priv;
- struct mtk_jpeg_dev *jpeg = ctx->jpeg;
- struct vb2_v4l2_buffer *src_buf, *dst_buf;
- enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
- unsigned long flags;
- struct mtk_jpeg_src_buf *jpeg_src_buf;
- struct mtk_jpeg_bs bs;
- struct mtk_jpeg_fb fb;
- int ret;
-
- src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
- dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
- jpeg_src_buf = mtk_jpeg_vb2_to_srcbuf(&src_buf->vb2_buf);
-
- if (mtk_jpeg_check_resolution_change(ctx, &jpeg_src_buf->dec_param)) {
- mtk_jpeg_queue_src_chg_event(ctx);
- ctx->state = MTK_JPEG_SOURCE_CHANGE;
- v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
- return;
- }
-
- ret = pm_runtime_resume_and_get(jpeg->dev);
- if (ret < 0)
+ ret = pm_runtime_resume_and_get(jpeg->dev);
+ if (ret < 0)
goto dec_end;
schedule_delayed_work(&jpeg->job_timeout_work,
jpeg->variant->clks);
}
-static irqreturn_t mtk_jpeg_enc_done(struct mtk_jpeg_dev *jpeg)
-{
- struct mtk_jpeg_ctx *ctx;
- struct vb2_v4l2_buffer *src_buf, *dst_buf;
- enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
- u32 result_size;
-
- ctx = v4l2_m2m_get_curr_priv(jpeg->m2m_dev);
- if (!ctx) {
- v4l2_err(&jpeg->v4l2_dev, "Context is NULL\n");
- return IRQ_HANDLED;
- }
-
- src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
- dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
-
- result_size = mtk_jpeg_enc_get_file_size(jpeg->reg_base);
- vb2_set_plane_payload(&dst_buf->vb2_buf, 0, result_size);
-
- buf_state = VB2_BUF_STATE_DONE;
-
- v4l2_m2m_buf_done(src_buf, buf_state);
- v4l2_m2m_buf_done(dst_buf, buf_state);
- v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
- pm_runtime_put(ctx->jpeg->dev);
- return IRQ_HANDLED;
-}
-
-static irqreturn_t mtk_jpeg_enc_irq(int irq, void *priv)
-{
- struct mtk_jpeg_dev *jpeg = priv;
- u32 irq_status;
- irqreturn_t ret = IRQ_NONE;
-
- cancel_delayed_work(&jpeg->job_timeout_work);
-
- irq_status = readl(jpeg->reg_base + JPEG_ENC_INT_STS) &
- JPEG_ENC_INT_STATUS_MASK_ALLIRQ;
- if (irq_status)
- writel(0, jpeg->reg_base + JPEG_ENC_INT_STS);
-
- if (!(irq_status & JPEG_ENC_INT_STATUS_DONE))
- return ret;
-
- ret = mtk_jpeg_enc_done(jpeg);
- return ret;
-}
-
-static irqreturn_t mtk_jpeg_dec_irq(int irq, void *priv)
-{
- struct mtk_jpeg_dev *jpeg = priv;
- struct mtk_jpeg_ctx *ctx;
- struct vb2_v4l2_buffer *src_buf, *dst_buf;
- struct mtk_jpeg_src_buf *jpeg_src_buf;
- enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
- u32 dec_irq_ret;
- u32 dec_ret;
- int i;
-
- cancel_delayed_work(&jpeg->job_timeout_work);
-
- dec_ret = mtk_jpeg_dec_get_int_status(jpeg->reg_base);
- dec_irq_ret = mtk_jpeg_dec_enum_result(dec_ret);
- ctx = v4l2_m2m_get_curr_priv(jpeg->m2m_dev);
- if (!ctx) {
- v4l2_err(&jpeg->v4l2_dev, "Context is NULL\n");
- return IRQ_HANDLED;
- }
-
- src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
- dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
- jpeg_src_buf = mtk_jpeg_vb2_to_srcbuf(&src_buf->vb2_buf);
-
- if (dec_irq_ret >= MTK_JPEG_DEC_RESULT_UNDERFLOW)
- mtk_jpeg_dec_reset(jpeg->reg_base);
-
- if (dec_irq_ret != MTK_JPEG_DEC_RESULT_EOF_DONE) {
- dev_err(jpeg->dev, "decode failed\n");
- goto dec_end;
- }
-
- for (i = 0; i < dst_buf->vb2_buf.num_planes; i++)
- vb2_set_plane_payload(&dst_buf->vb2_buf, i,
- jpeg_src_buf->dec_param.comp_size[i]);
-
- buf_state = VB2_BUF_STATE_DONE;
-
-dec_end:
- v4l2_m2m_buf_done(src_buf, buf_state);
- v4l2_m2m_buf_done(dst_buf, buf_state);
- v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
- pm_runtime_put(ctx->jpeg->dev);
- return IRQ_HANDLED;
-}
-
static void mtk_jpeg_set_default_params(struct mtk_jpeg_ctx *ctx)
{
struct mtk_jpeg_q_data *q = &ctx->out_q;
.mmap = v4l2_m2m_fop_mmap,
};
-static struct clk_bulk_data mt8173_jpeg_dec_clocks[] = {
- { .id = "jpgdec-smi" },
- { .id = "jpgdec" },
-};
-
-static struct clk_bulk_data mtk_jpeg_clocks[] = {
- { .id = "jpgenc" },
-};
-
static void mtk_jpeg_job_timeout_work(struct work_struct *work)
{
struct mtk_jpeg_dev *jpeg = container_of(work, struct mtk_jpeg_dev,
};
#if defined(CONFIG_OF)
+static int mtk_jpegenc_get_hw(struct mtk_jpeg_ctx *ctx)
+{
+ struct mtk_jpegenc_comp_dev *comp_jpeg;
+ struct mtk_jpeg_dev *jpeg = ctx->jpeg;
+ unsigned long flags;
+ int hw_id = -1;
+ int i;
+
+ spin_lock_irqsave(&jpeg->hw_lock, flags);
+ for (i = 0; i < MTK_JPEGENC_HW_MAX; i++) {
+ comp_jpeg = jpeg->enc_hw_dev[i];
+ if (comp_jpeg->hw_state == MTK_JPEG_HW_IDLE) {
+ hw_id = i;
+ comp_jpeg->hw_state = MTK_JPEG_HW_BUSY;
+ break;
+ }
+ }
+ spin_unlock_irqrestore(&jpeg->hw_lock, flags);
+
+ return hw_id;
+}
+
+static int mtk_jpegenc_set_hw_param(struct mtk_jpeg_ctx *ctx,
+ int hw_id,
+ struct vb2_v4l2_buffer *src_buf,
+ struct vb2_v4l2_buffer *dst_buf)
+{
+ struct mtk_jpegenc_comp_dev *jpeg = ctx->jpeg->enc_hw_dev[hw_id];
+
+ jpeg->hw_param.curr_ctx = ctx;
+ jpeg->hw_param.src_buffer = src_buf;
+ jpeg->hw_param.dst_buffer = dst_buf;
+
+ return 0;
+}
+
+static int mtk_jpegenc_put_hw(struct mtk_jpeg_dev *jpeg, int hw_id)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&jpeg->hw_lock, flags);
+ jpeg->enc_hw_dev[hw_id]->hw_state = MTK_JPEG_HW_IDLE;
+ spin_unlock_irqrestore(&jpeg->hw_lock, flags);
+
+ return 0;
+}
+
+static int mtk_jpegdec_get_hw(struct mtk_jpeg_ctx *ctx)
+{
+ struct mtk_jpegdec_comp_dev *comp_jpeg;
+ struct mtk_jpeg_dev *jpeg = ctx->jpeg;
+ unsigned long flags;
+ int hw_id = -1;
+ int i;
+
+ spin_lock_irqsave(&jpeg->hw_lock, flags);
+ for (i = 0; i < MTK_JPEGDEC_HW_MAX; i++) {
+ comp_jpeg = jpeg->dec_hw_dev[i];
+ if (comp_jpeg->hw_state == MTK_JPEG_HW_IDLE) {
+ hw_id = i;
+ comp_jpeg->hw_state = MTK_JPEG_HW_BUSY;
+ break;
+ }
+ }
+ spin_unlock_irqrestore(&jpeg->hw_lock, flags);
+
+ return hw_id;
+}
+
+static int mtk_jpegdec_put_hw(struct mtk_jpeg_dev *jpeg, int hw_id)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&jpeg->hw_lock, flags);
+ jpeg->dec_hw_dev[hw_id]->hw_state =
+ MTK_JPEG_HW_IDLE;
+ spin_unlock_irqrestore(&jpeg->hw_lock, flags);
+
+ return 0;
+}
+
+static int mtk_jpegdec_set_hw_param(struct mtk_jpeg_ctx *ctx,
+ int hw_id,
+ struct vb2_v4l2_buffer *src_buf,
+ struct vb2_v4l2_buffer *dst_buf)
+{
+ struct mtk_jpegdec_comp_dev *jpeg =
+ ctx->jpeg->dec_hw_dev[hw_id];
+
+ jpeg->hw_param.curr_ctx = ctx;
+ jpeg->hw_param.src_buffer = src_buf;
+ jpeg->hw_param.dst_buffer = dst_buf;
+
+ return 0;
+}
+
+static irqreturn_t mtk_jpeg_enc_done(struct mtk_jpeg_dev *jpeg)
+{
+ struct mtk_jpeg_ctx *ctx;
+ struct vb2_v4l2_buffer *src_buf, *dst_buf;
+ enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
+ u32 result_size;
+
+ ctx = v4l2_m2m_get_curr_priv(jpeg->m2m_dev);
+ if (!ctx) {
+ v4l2_err(&jpeg->v4l2_dev, "Context is NULL\n");
+ return IRQ_HANDLED;
+ }
+
+ src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
+ dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
+
+ result_size = mtk_jpeg_enc_get_file_size(jpeg->reg_base);
+ vb2_set_plane_payload(&dst_buf->vb2_buf, 0, result_size);
+
+ buf_state = VB2_BUF_STATE_DONE;
+
+ v4l2_m2m_buf_done(src_buf, buf_state);
+ v4l2_m2m_buf_done(dst_buf, buf_state);
+ v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
+ pm_runtime_put(ctx->jpeg->dev);
+ return IRQ_HANDLED;
+}
+
+static void mtk_jpegenc_worker(struct work_struct *work)
+{
+ struct mtk_jpegenc_comp_dev *comp_jpeg[MTK_JPEGENC_HW_MAX];
+ enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
+ struct mtk_jpeg_src_buf *jpeg_dst_buf;
+ struct vb2_v4l2_buffer *src_buf, *dst_buf;
+ int ret, i, hw_id = 0;
+ unsigned long flags;
+
+ struct mtk_jpeg_ctx *ctx = container_of(work,
+ struct mtk_jpeg_ctx,
+ jpeg_work);
+ struct mtk_jpeg_dev *jpeg = ctx->jpeg;
+
+ for (i = 0; i < MTK_JPEGENC_HW_MAX; i++)
+ comp_jpeg[i] = jpeg->enc_hw_dev[i];
+ i = 0;
+
+retry_select:
+ hw_id = mtk_jpegenc_get_hw(ctx);
+ if (hw_id < 0) {
+ ret = wait_event_interruptible(jpeg->hw_wq,
+ atomic_read(&jpeg->hw_rdy) > 0);
+ if (ret != 0 || (i++ > MTK_JPEG_MAX_RETRY_TIME)) {
+ dev_err(jpeg->dev, "%s : %d, all HW are busy\n",
+ __func__, __LINE__);
+ v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
+ return;
+ }
+
+ goto retry_select;
+ }
+
+ atomic_dec(&jpeg->hw_rdy);
+ src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
+ if (!src_buf)
+ goto getbuf_fail;
+
+ dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
+ if (!dst_buf)
+ goto getbuf_fail;
+
+ v4l2_m2m_buf_copy_metadata(src_buf, dst_buf, true);
+
+ mtk_jpegenc_set_hw_param(ctx, hw_id, src_buf, dst_buf);
+ ret = pm_runtime_get_sync(comp_jpeg[hw_id]->dev);
+ if (ret < 0) {
+ dev_err(jpeg->dev, "%s : %d, pm_runtime_get_sync fail !!!\n",
+ __func__, __LINE__);
+ goto enc_end;
+ }
+
+ ret = clk_prepare_enable(comp_jpeg[hw_id]->venc_clk.clks->clk);
+ if (ret) {
+ dev_err(jpeg->dev, "%s : %d, jpegenc clk_prepare_enable fail\n",
+ __func__, __LINE__);
+ goto enc_end;
+ }
+
+ v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
+ v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
+
+ schedule_delayed_work(&comp_jpeg[hw_id]->job_timeout_work,
+ msecs_to_jiffies(MTK_JPEG_HW_TIMEOUT_MSEC));
+
+ spin_lock_irqsave(&comp_jpeg[hw_id]->hw_lock, flags);
+ jpeg_dst_buf = mtk_jpeg_vb2_to_srcbuf(&dst_buf->vb2_buf);
+ jpeg_dst_buf->curr_ctx = ctx;
+ jpeg_dst_buf->frame_num = ctx->total_frame_num;
+ ctx->total_frame_num++;
+ mtk_jpeg_enc_reset(comp_jpeg[hw_id]->reg_base);
+ mtk_jpeg_set_enc_dst(ctx,
+ comp_jpeg[hw_id]->reg_base,
+ &dst_buf->vb2_buf);
+ mtk_jpeg_set_enc_src(ctx,
+ comp_jpeg[hw_id]->reg_base,
+ &src_buf->vb2_buf);
+ mtk_jpeg_set_enc_params(ctx, comp_jpeg[hw_id]->reg_base);
+ mtk_jpeg_enc_start(comp_jpeg[hw_id]->reg_base);
+ v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
+ spin_unlock_irqrestore(&comp_jpeg[hw_id]->hw_lock, flags);
+
+ return;
+
+enc_end:
+ v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
+ v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
+ v4l2_m2m_buf_done(src_buf, buf_state);
+ v4l2_m2m_buf_done(dst_buf, buf_state);
+getbuf_fail:
+ atomic_inc(&jpeg->hw_rdy);
+ mtk_jpegenc_put_hw(jpeg, hw_id);
+ v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
+}
+
+static void mtk_jpegdec_worker(struct work_struct *work)
+{
+ struct mtk_jpeg_ctx *ctx = container_of(work, struct mtk_jpeg_ctx,
+ jpeg_work);
+ struct mtk_jpegdec_comp_dev *comp_jpeg[MTK_JPEGDEC_HW_MAX];
+ enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
+ struct mtk_jpeg_src_buf *jpeg_src_buf, *jpeg_dst_buf;
+ struct vb2_v4l2_buffer *src_buf, *dst_buf;
+ struct mtk_jpeg_dev *jpeg = ctx->jpeg;
+ int ret, i, hw_id = 0;
+ struct mtk_jpeg_bs bs;
+ struct mtk_jpeg_fb fb;
+ unsigned long flags;
+
+ for (i = 0; i < MTK_JPEGDEC_HW_MAX; i++)
+ comp_jpeg[i] = jpeg->dec_hw_dev[i];
+ i = 0;
+
+retry_select:
+ hw_id = mtk_jpegdec_get_hw(ctx);
+ if (hw_id < 0) {
+ ret = wait_event_interruptible_timeout(jpeg->hw_wq,
+ atomic_read(&jpeg->hw_rdy) > 0,
+ MTK_JPEG_HW_TIMEOUT_MSEC);
+ if (ret != 0 || (i++ > MTK_JPEG_MAX_RETRY_TIME)) {
+ dev_err(jpeg->dev, "%s : %d, all HW are busy\n",
+ __func__, __LINE__);
+ v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
+ return;
+ }
+
+ goto retry_select;
+ }
+
+ atomic_dec(&jpeg->hw_rdy);
+ src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
+ if (!src_buf)
+ goto getbuf_fail;
+
+ dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
+ if (!dst_buf)
+ goto getbuf_fail;
+
+ v4l2_m2m_buf_copy_metadata(src_buf, dst_buf, true);
+ jpeg_src_buf = mtk_jpeg_vb2_to_srcbuf(&src_buf->vb2_buf);
+ jpeg_dst_buf = mtk_jpeg_vb2_to_srcbuf(&dst_buf->vb2_buf);
+
+ if (mtk_jpeg_check_resolution_change(ctx,
+ &jpeg_src_buf->dec_param)) {
+ mtk_jpeg_queue_src_chg_event(ctx);
+ ctx->state = MTK_JPEG_SOURCE_CHANGE;
+ goto getbuf_fail;
+ }
+
+ jpeg_src_buf->curr_ctx = ctx;
+ jpeg_src_buf->frame_num = ctx->total_frame_num;
+ jpeg_dst_buf->curr_ctx = ctx;
+ jpeg_dst_buf->frame_num = ctx->total_frame_num;
+
+ mtk_jpegdec_set_hw_param(ctx, hw_id, src_buf, dst_buf);
+ ret = pm_runtime_get_sync(comp_jpeg[hw_id]->dev);
+ if (ret < 0) {
+ dev_err(jpeg->dev, "%s : %d, pm_runtime_get_sync fail !!!\n",
+ __func__, __LINE__);
+ goto dec_end;
+ }
+
+ ret = clk_prepare_enable(comp_jpeg[hw_id]->jdec_clk.clks->clk);
+ if (ret) {
+ dev_err(jpeg->dev, "%s : %d, jpegdec clk_prepare_enable fail\n",
+ __func__, __LINE__);
+ goto clk_end;
+ }
+
+ v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
+ v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
+
+ schedule_delayed_work(&comp_jpeg[hw_id]->job_timeout_work,
+ msecs_to_jiffies(MTK_JPEG_HW_TIMEOUT_MSEC));
+
+ mtk_jpeg_set_dec_src(ctx, &src_buf->vb2_buf, &bs);
+ if (mtk_jpeg_set_dec_dst(ctx,
+ &jpeg_src_buf->dec_param,
+ &dst_buf->vb2_buf, &fb)) {
+ dev_err(jpeg->dev, "%s : %d, mtk_jpeg_set_dec_dst fail\n",
+ __func__, __LINE__);
+ goto setdst_end;
+ }
+
+ spin_lock_irqsave(&comp_jpeg[hw_id]->hw_lock, flags);
+ ctx->total_frame_num++;
+ mtk_jpeg_dec_reset(comp_jpeg[hw_id]->reg_base);
+ mtk_jpeg_dec_set_config(comp_jpeg[hw_id]->reg_base,
+ &jpeg_src_buf->dec_param,
+ jpeg_src_buf->bs_size,
+ &bs,
+ &fb);
+ mtk_jpeg_dec_start(comp_jpeg[hw_id]->reg_base);
+ v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
+ spin_unlock_irqrestore(&comp_jpeg[hw_id]->hw_lock, flags);
+
+ return;
+
+setdst_end:
+ clk_disable_unprepare(comp_jpeg[hw_id]->jdec_clk.clks->clk);
+clk_end:
+ pm_runtime_put(comp_jpeg[hw_id]->dev);
+dec_end:
+ v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
+ v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
+ v4l2_m2m_buf_done(src_buf, buf_state);
+ v4l2_m2m_buf_done(dst_buf, buf_state);
+getbuf_fail:
+ atomic_inc(&jpeg->hw_rdy);
+ mtk_jpegdec_put_hw(jpeg, hw_id);
+ v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
+}
+
+static irqreturn_t mtk_jpeg_enc_irq(int irq, void *priv)
+{
+ struct mtk_jpeg_dev *jpeg = priv;
+ u32 irq_status;
+ irqreturn_t ret = IRQ_NONE;
+
+ cancel_delayed_work(&jpeg->job_timeout_work);
+
+ irq_status = readl(jpeg->reg_base + JPEG_ENC_INT_STS) &
+ JPEG_ENC_INT_STATUS_MASK_ALLIRQ;
+ if (irq_status)
+ writel(0, jpeg->reg_base + JPEG_ENC_INT_STS);
+
+ if (!(irq_status & JPEG_ENC_INT_STATUS_DONE))
+ return ret;
+
+ ret = mtk_jpeg_enc_done(jpeg);
+ return ret;
+}
+
+static irqreturn_t mtk_jpeg_dec_irq(int irq, void *priv)
+{
+ struct mtk_jpeg_dev *jpeg = priv;
+ struct mtk_jpeg_ctx *ctx;
+ struct vb2_v4l2_buffer *src_buf, *dst_buf;
+ struct mtk_jpeg_src_buf *jpeg_src_buf;
+ enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
+ u32 dec_irq_ret;
+ u32 dec_ret;
+ int i;
+
+ cancel_delayed_work(&jpeg->job_timeout_work);
+
+ dec_ret = mtk_jpeg_dec_get_int_status(jpeg->reg_base);
+ dec_irq_ret = mtk_jpeg_dec_enum_result(dec_ret);
+ ctx = v4l2_m2m_get_curr_priv(jpeg->m2m_dev);
+ if (!ctx) {
+ v4l2_err(&jpeg->v4l2_dev, "Context is NULL\n");
+ return IRQ_HANDLED;
+ }
+
+ src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
+ dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
+ jpeg_src_buf = mtk_jpeg_vb2_to_srcbuf(&src_buf->vb2_buf);
+
+ if (dec_irq_ret >= MTK_JPEG_DEC_RESULT_UNDERFLOW)
+ mtk_jpeg_dec_reset(jpeg->reg_base);
+
+ if (dec_irq_ret != MTK_JPEG_DEC_RESULT_EOF_DONE) {
+ dev_err(jpeg->dev, "decode failed\n");
+ goto dec_end;
+ }
+
+ for (i = 0; i < dst_buf->vb2_buf.num_planes; i++)
+ vb2_set_plane_payload(&dst_buf->vb2_buf, i,
+ jpeg_src_buf->dec_param.comp_size[i]);
+
+ buf_state = VB2_BUF_STATE_DONE;
+
+dec_end:
+ v4l2_m2m_buf_done(src_buf, buf_state);
+ v4l2_m2m_buf_done(dst_buf, buf_state);
+ v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
+ pm_runtime_put(ctx->jpeg->dev);
+ return IRQ_HANDLED;
+}
+
+static struct clk_bulk_data mtk_jpeg_clocks[] = {
+ { .id = "jpgenc" },
+};
+
+static struct clk_bulk_data mt8173_jpeg_dec_clocks[] = {
+ { .id = "jpgdec-smi" },
+ { .id = "jpgdec" },
+};
+
static const struct mtk_jpeg_variant mt8173_jpeg_drvdata = {
.clks = mt8173_jpeg_dec_clocks,
.num_clks = ARRAY_SIZE(mt8173_jpeg_dec_clocks),
projects / platform / kernel / linux-rpi.git / commitdiff