In some chips, MDP3 has the ability to utilize two pipelines to parallelly process a single frame. To enable this feature, multiple CMDQ clients and packets need to be configured at the same time. Signed-off-by: Moudy Ho <moudy.ho@xxxxxxxxxxxx> --- .../platform/mediatek/mdp3/mdp_cfg_data.c | 8 + .../platform/mediatek/mdp3/mtk-mdp3-cmdq.c | 188 +++++++++++++----- .../platform/mediatek/mdp3/mtk-mdp3-cmdq.h | 1 + .../platform/mediatek/mdp3/mtk-mdp3-core.c | 18 +- .../platform/mediatek/mdp3/mtk-mdp3-core.h | 12 +- .../platform/mediatek/mdp3/mtk-mdp3-m2m.c | 15 ++ .../platform/mediatek/mdp3/mtk-mdp3-regs.c | 18 ++ .../platform/mediatek/mdp3/mtk-mdp3-regs.h | 1 + .../platform/mediatek/mdp3/mtk-mdp3-vpu.c | 3 +- 9 files changed, 208 insertions(+), 56 deletions(-) diff --git a/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c b/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c index 9ee3931d31e3..ecca52b45307 100644 --- a/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c +++ b/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c @@ -1060,6 +1060,11 @@ static const struct mdp_pipe_info mt8195_pipe_info[] = { [MDP_PIPE_VPP0_SOUT] = {MDP_PIPE_VPP0_SOUT, MDP_MM_SUBSYS_1, 5}, }; +static const struct v4l2_rect mt8195_mdp_pp_criteria = { + .width = 1920, + .height = 1080, +}; + const struct mtk_mdp_driver_data mt8183_mdp_driver_data = { .mdp_plat_id = MT8183, .mdp_con_res = 0x14001000, @@ -1074,6 +1079,7 @@ const struct mtk_mdp_driver_data mt8183_mdp_driver_data = { .def_limit = &mt8183_mdp_def_limit, .pipe_info = mt8183_pipe_info, .pipe_info_len = ARRAY_SIZE(mt8183_pipe_info), + .pp_used = MDP_PP_USED_1, }; const struct mtk_mdp_driver_data mt8195_mdp_driver_data = { @@ -1090,6 +1096,8 @@ const struct mtk_mdp_driver_data mt8195_mdp_driver_data = { .def_limit = &mt8195_mdp_def_limit, .pipe_info = mt8195_pipe_info, .pipe_info_len = ARRAY_SIZE(mt8195_pipe_info), + .pp_criteria = &mt8195_mdp_pp_criteria, + .pp_used = MDP_PP_USED_2, }; s32 mdp_cfg_get_id_inner(struct mdp_dev *mdp_dev, enum mtk_mdp_comp_id id) diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c index 8114c288da9c..1d64bac34b90 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c @@ -55,6 +55,16 @@ static struct mtk_mutex *__get_mutex(const struct mdp_dev *mdp_dev, return mdp_dev->mm_subsys[p->sub_id].mdp_mutex[p->mutex_id]; } +static u8 __get_pp_num(enum mdp_stream_type type) +{ + switch (type) { + case MDP_STREAM_TYPE_DUAL_BITBLT: + return MDP_PP_USED_2; + default: + return MDP_PP_USED_1; + } +} + static enum mdp_pipe_id __get_pipe(const struct mdp_dev *mdp_dev, enum mtk_mdp_comp_id id) { @@ -92,6 +102,44 @@ static enum mdp_pipe_id __get_pipe(const struct mdp_dev *mdp_dev, return pipe_id; } +static struct img_config *__get_config_offset(struct mdp_dev *mdp, + struct mdp_cmdq_param *param, + u8 pp_idx) +{ + const int p_id = mdp->mdp_data->mdp_plat_id; + struct device *dev = &mdp->pdev->dev; + void *cfg_c, *cfg_n; + long bound = mdp->vpu.config_size; + + if (pp_idx >= mdp->mdp_data->pp_used) + goto err_param; + + if (CFG_CHECK(MT8183, p_id)) + cfg_c = CFG_OFST(MT8183, param->config, pp_idx); + else if (CFG_CHECK(MT8195, p_id)) + cfg_c = CFG_OFST(MT8195, param->config, pp_idx); + else + goto err_param; + + if (CFG_CHECK(MT8183, p_id)) + cfg_n = CFG_OFST(MT8183, param->config, pp_idx + 1); + else if (CFG_CHECK(MT8195, p_id)) + cfg_n = CFG_OFST(MT8195, param->config, pp_idx + 1); + else + goto err_param; + + if ((long)cfg_n - (long)mdp->vpu.config > bound) { + dev_err(dev, "config offset %ld OOB %ld\n", (long)cfg_n, bound); + cfg_c = ERR_PTR(-EFAULT); + } + + return (struct img_config *)cfg_c; + +err_param: + cfg_c = ERR_PTR(-EINVAL); + return (struct img_config *)cfg_c; +} + static int mdp_path_subfrm_require(const struct mdp_path *path, struct mdp_cmdq_cmd *cmd, struct mdp_pipe_info *p, u32 count) @@ -476,8 +524,19 @@ static void mdp_auto_release_work(struct work_struct *work) mdp_comp_clocks_off(&mdp->pdev->dev, cmd->comps, cmd->num_comps); - atomic_dec(&mdp->job_count); - wake_up(&mdp->callback_wq); + if (atomic_dec_and_test(&mdp->job_count)) { + if (cmd->mdp_ctx) + mdp_m2m_job_finish(cmd->mdp_ctx); + + if (cmd->user_cmdq_cb) { + struct cmdq_cb_data user_cb_data; + + user_cb_data.sta = cmd->data->sta; + user_cb_data.pkt = cmd->data->pkt; + cmd->user_cmdq_cb(user_cb_data); + } + wake_up(&mdp->callback_wq); + } mdp_cmdq_pkt_destroy(&cmd->pkt); kfree(cmd->comps); @@ -501,20 +560,10 @@ static void mdp_handle_cmdq_callback(struct mbox_client *cl, void *mssg) data = (struct cmdq_cb_data *)mssg; cmd = container_of(data->pkt, struct mdp_cmdq_cmd, pkt); + cmd->data = data; mdp = cmd->mdp; dev = &mdp->pdev->dev; - if (cmd->mdp_ctx) - mdp_m2m_job_finish(cmd->mdp_ctx); - - if (cmd->user_cmdq_cb) { - struct cmdq_cb_data user_cb_data; - - user_cb_data.sta = data->sta; - user_cb_data.pkt = data->pkt; - cmd->user_cmdq_cb(user_cb_data); - } - INIT_WORK(&cmd->auto_release_work, mdp_auto_release_work); if (!queue_work(mdp->clock_wq, &cmd->auto_release_work)) { struct mtk_mutex *mutex; @@ -526,8 +575,8 @@ static void mdp_handle_cmdq_callback(struct mbox_client *cl, void *mssg) mdp_comp_clocks_off(&mdp->pdev->dev, cmd->comps, cmd->num_comps); - atomic_dec(&mdp->job_count); - wake_up(&mdp->callback_wq); + if (atomic_dec_and_test(&mdp->job_count)) + wake_up(&mdp->callback_wq); mdp_cmdq_pkt_destroy(&cmd->pkt); kfree(cmd->comps); @@ -537,31 +586,41 @@ static void mdp_handle_cmdq_callback(struct mbox_client *cl, void *mssg) } } -int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param) +static struct mdp_cmdq_cmd *mdp_cmdq_prepare(struct mdp_dev *mdp, + struct mdp_cmdq_param *param, + u8 pp_idx) { struct mdp_path *path = NULL; struct mdp_cmdq_cmd *cmd = NULL; struct mdp_comp *comps = NULL; struct device *dev = &mdp->pdev->dev; const int p_id = mdp->mdp_data->mdp_plat_id; + struct img_config *config; struct mtk_mutex *mutex = NULL; enum mdp_pipe_id pipe_id; - int i, ret; - u32 num_comp = 0; + int i, ret = -ECANCELED; + u32 num_comp; - atomic_inc(&mdp->job_count); - if (atomic_read(&mdp->suspended)) { - atomic_dec(&mdp->job_count); - return -ECANCELED; + config = __get_config_offset(mdp, param, pp_idx); + if (IS_ERR(config)) { + ret = PTR_ERR(config); + goto err_uninit; } + if (CFG_CHECK(MT8183, p_id)) + num_comp = CFG_GET(MT8183, config, num_components); + else if (CFG_CHECK(MT8195, p_id)) + num_comp = CFG_GET(MT8195, config, num_components); + else + goto err_uninit; + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); if (!cmd) { ret = -ENOMEM; - goto err_cancel_job; + goto err_uninit; } - ret = mdp_cmdq_pkt_create(mdp->cmdq_clt, &cmd->pkt, SZ_16K); + ret = mdp_cmdq_pkt_create(mdp->cmdq_clt[pp_idx], &cmd->pkt, SZ_16K); if (ret) goto err_free_cmd; @@ -586,7 +645,7 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param) } path->mdp_dev = mdp; - path->config = param->config; + path->config = config; path->param = param->param; for (i = 0; i < param->param->num_outputs; i++) { path->bounds[i].left = 0; @@ -600,7 +659,7 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param) } ret = mdp_path_ctx_init(mdp, path); if (ret) { - dev_err(dev, "mdp_path_ctx_init error\n"); + dev_err(dev, "mdp_path_ctx_init error %d\n", pp_idx); goto err_free_path; } @@ -608,13 +667,13 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param) mutex = __get_mutex(mdp, &mdp->mdp_data->pipe_info[pipe_id]); ret = mtk_mutex_prepare(mutex); if (ret) { - dev_err(dev, "Fail to enable mutex clk\n"); + dev_err(dev, "Fail to enable mutex %d clk\n", pp_idx); goto err_free_path; } ret = mdp_path_config(mdp, cmd, path); if (ret) { - dev_err(dev, "mdp_path_config error\n"); + dev_err(dev, "mdp_path_config error %d\n", pp_idx); goto err_free_path; } cmdq_pkt_finalize(&cmd->pkt); @@ -633,7 +692,7 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param) sizeof(struct mdp_comp)); } - mdp->cmdq_clt->client.rx_callback = mdp_handle_cmdq_callback; + mdp->cmdq_clt[pp_idx]->client.rx_callback = mdp_handle_cmdq_callback; cmd->mdp = mdp; cmd->user_cmdq_cb = param->cmdq_cb; cmd->user_cb_data = param->cb_data; @@ -641,26 +700,9 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param) cmd->num_comps = num_comp; cmd->mdp_ctx = param->mdp_ctx; - ret = mdp_comp_clocks_on(&mdp->pdev->dev, cmd->comps, cmd->num_comps); - if (ret) - goto err_free_path; - - dma_sync_single_for_device(mdp->cmdq_clt->chan->mbox->dev, - cmd->pkt.pa_base, cmd->pkt.cmd_buf_size, - DMA_TO_DEVICE); - ret = mbox_send_message(mdp->cmdq_clt->chan, &cmd->pkt); - if (ret < 0) { - dev_err(dev, "mbox send message fail %d!\n", ret); - goto err_clock_off; - } - mbox_client_txdone(mdp->cmdq_clt->chan, 0); - kfree(path); - return 0; + return cmd; -err_clock_off: - mdp_comp_clocks_off(&mdp->pdev->dev, cmd->comps, - cmd->num_comps); err_free_path: if (mutex) mtk_mutex_unprepare(mutex); @@ -671,8 +713,58 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param) mdp_cmdq_pkt_destroy(&cmd->pkt); err_free_cmd: kfree(cmd); +err_uninit: + return ERR_PTR(ret); +} + +int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param) +{ + struct mdp_cmdq_cmd *cmd[MDP_PP_MAX] = {NULL}; + struct device *dev = &mdp->pdev->dev; + int i, ret; + u8 pp_used = __get_pp_num(param->param->type); + + atomic_set(&mdp->job_count, pp_used); + if (atomic_read(&mdp->suspended)) { + atomic_set(&mdp->job_count, 0); + return -ECANCELED; + } + + for (i = 0; i < pp_used; i++) { + cmd[i] = mdp_cmdq_prepare(mdp, param, i); + if (IS_ERR_OR_NULL(cmd[i])) { + ret = PTR_ERR(cmd[i]); + goto err_cancel_job; + } + } + + for (i = 0; i < pp_used; i++) { + ret = mdp_comp_clocks_on(&mdp->pdev->dev, cmd[i]->comps, cmd[i]->num_comps); + if (ret) + goto err_clock_off; + } + + for (i = 0; i < pp_used; i++) { + dma_sync_single_for_device(mdp->cmdq_clt[i]->chan->mbox->dev, + cmd[i]->pkt.pa_base, cmd[i]->pkt.cmd_buf_size, + DMA_TO_DEVICE); + + ret = mbox_send_message(mdp->cmdq_clt[i]->chan, &cmd[i]->pkt); + if (ret < 0) { + dev_err(dev, "mbox send message fail %d!\n", ret); + i = pp_used; + goto err_clock_off; + } + mbox_client_txdone(mdp->cmdq_clt[i]->chan, 0); + } + return 0; + +err_clock_off: + while (--i >= 0) + mdp_comp_clocks_off(&mdp->pdev->dev, cmd[i]->comps, + cmd[i]->num_comps); err_cancel_job: - atomic_dec(&mdp->job_count); + atomic_set(&mdp->job_count, 0); return ret; } diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.h b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.h index 43475b862ddb..53a30ad7e0b0 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.h +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.h @@ -29,6 +29,7 @@ struct mdp_cmdq_cmd { struct cmdq_pkt pkt; s32 *event; struct mdp_dev *mdp; + struct cmdq_cb_data *data; void (*user_cmdq_cb)(struct cmdq_cb_data data); void *user_cb_data; struct mdp_comp *comps; diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c index 2b4aacbf9241..391ba1cd2672 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c @@ -139,6 +139,10 @@ void mdp_video_device_release(struct video_device *vdev) struct mdp_dev *mdp = (struct mdp_dev *)video_get_drvdata(vdev); int i; + for (i = 0; i < mdp->mdp_data->pp_used; i++) + if (mdp->cmdq_clt[i]) + cmdq_mbox_destroy(mdp->cmdq_clt[i]); + scp_put(mdp->scp); destroy_workqueue(mdp->job_wq); @@ -292,10 +296,12 @@ static int mdp_probe(struct platform_device *pdev) mutex_init(&mdp->vpu_lock); mutex_init(&mdp->m2m_lock); - mdp->cmdq_clt = cmdq_mbox_create(dev, 0); - if (IS_ERR(mdp->cmdq_clt)) { - ret = PTR_ERR(mdp->cmdq_clt); - goto err_put_scp; + for (i = 0; i < mdp->mdp_data->pp_used; i++) { + mdp->cmdq_clt[i] = cmdq_mbox_create(dev, i); + if (IS_ERR(mdp->cmdq_clt[i])) { + ret = PTR_ERR(mdp->cmdq_clt[i]); + goto err_mbox_destroy; + } } init_waitqueue_head(&mdp->callback_wq); @@ -324,8 +330,8 @@ static int mdp_probe(struct platform_device *pdev) err_unregister_device: v4l2_device_unregister(&mdp->v4l2_dev); err_mbox_destroy: - cmdq_mbox_destroy(mdp->cmdq_clt); -err_put_scp: + while (--i >= 0) + cmdq_mbox_destroy(mdp->cmdq_clt[i]); scp_put(mdp->scp); err_destroy_clock_wq: destroy_workqueue(mdp->clock_wq); diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h index d6484d17b09f..8c09e984fd01 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h @@ -77,6 +77,14 @@ enum mdp_pipe_id { MDP_PIPE_MAX }; +/* MDP parallel pipe control */ +enum { + MDP_PP_USED_1 = 1, + MDP_PP_USED_2 = 2, +}; + +#define MDP_PP_MAX MDP_PP_USED_2 + struct mtk_mdp_driver_data { const int mdp_plat_id; const resource_size_t mdp_con_res; @@ -91,6 +99,8 @@ struct mtk_mdp_driver_data { const struct mdp_limit *def_limit; const struct mdp_pipe_info *pipe_info; unsigned int pipe_info_len; + const struct v4l2_rect *pp_criteria; + const u8 pp_used; }; struct mdp_mm_subsys { @@ -115,7 +125,7 @@ struct mdp_dev { s32 vpu_count; u32 id_count; struct ida mdp_ida; - struct cmdq_client *cmdq_clt; + struct cmdq_client *cmdq_clt[MDP_PP_MAX]; wait_queue_head_t callback_wq; struct v4l2_device v4l2_dev; diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c index a298c1b15b9e..35a8b059bde5 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c @@ -87,6 +87,9 @@ static void mdp_m2m_device_run(void *priv) dst_vb = v4l2_m2m_next_dst_buf(ctx->m2m_ctx); mdp_set_dst_config(¶m.outputs[0], frame, &dst_vb->vb2_buf); + if (mdp_check_pp_enable(ctx->mdp_dev, frame)) + param.type = MDP_STREAM_TYPE_DUAL_BITBLT; + ret = mdp_vpu_process(&ctx->mdp_dev->vpu, ¶m); if (ret) { dev_err(&ctx->mdp_dev->pdev->dev, @@ -101,6 +104,18 @@ static void mdp_m2m_device_run(void *priv) task.cb_data = NULL; task.mdp_ctx = ctx; + if (atomic_read(&ctx->mdp_dev->job_count)) { + ret = wait_event_timeout(ctx->mdp_dev->callback_wq, + !atomic_read(&ctx->mdp_dev->job_count), + 2 * HZ); + if (ret == 0) { + dev_err(&ctx->mdp_dev->pdev->dev, + "%d jobs not yet done\n", + atomic_read(&ctx->mdp_dev->job_count)); + goto worker_end; + } + } + ret = mdp_cmdq_send(ctx->mdp_dev, &task); if (ret) { dev_err(&ctx->mdp_dev->pdev->dev, diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.c index 9b436b911d92..657356f87743 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.c @@ -304,6 +304,24 @@ int mdp_check_scaling_ratio(const struct v4l2_rect *crop, return 0; } +bool mdp_check_pp_enable(struct mdp_dev *mdp, struct mdp_frame *frame) +{ + u32 s, r1, r2; + + if (!mdp || !frame) + return false; + + if (!mdp->mdp_data->pp_criteria) + return false; + + s = mdp->mdp_data->pp_criteria->width * + mdp->mdp_data->pp_criteria->height; + r1 = frame->crop.c.width * frame->crop.c.height; + r2 = frame->compose.width * frame->compose.height; + + return (r1 >= s || r2 >= s); +} + /* Stride that is accepted by MDP HW */ static u32 mdp_fmt_get_stride(const struct mdp_format *fmt, u32 bytesperline, unsigned int plane) diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.h b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.h index e9ab8ac2c0e8..b0c8f9f00820 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.h +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.h @@ -368,6 +368,7 @@ int mdp_try_crop(struct mdp_m2m_ctx *ctx, struct v4l2_rect *r, int mdp_check_scaling_ratio(const struct v4l2_rect *crop, const struct v4l2_rect *compose, s32 rotation, const struct mdp_limit *limit); +bool mdp_check_pp_enable(struct mdp_dev *mdp, struct mdp_frame *frame); void mdp_set_src_config(struct img_input *in, struct mdp_frame *frame, struct vb2_buffer *vb); void mdp_set_dst_config(struct img_output *out, diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.c index 49fc2e9d45dd..da3a892ad867 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.c @@ -198,6 +198,7 @@ int mdp_vpu_dev_init(struct mdp_vpu_dev *vpu, struct mtk_scp *scp, }; struct mdp_dev *mdp = vpu_to_mdp(vpu); int err; + u8 pp_num = mdp->mdp_data->pp_used; init_completion(&vpu->ipi_acked); vpu->scp = scp; @@ -211,7 +212,7 @@ int mdp_vpu_dev_init(struct mdp_vpu_dev *vpu, struct mtk_scp *scp, mutex_lock(vpu->lock); vpu->work_size = ALIGN(vpu->work_size, 64); vpu->param_size = ALIGN(sizeof(struct img_ipi_frameparam), 64); - vpu->config_size = ALIGN(sizeof(struct img_config), 64); + vpu->config_size = ALIGN(sizeof(struct img_config) * pp_num, 64); err = mdp_vpu_shared_mem_alloc(vpu); mutex_unlock(vpu->lock); if (err) { -- 2.18.0