static int mdss_mdp_overlay_play(struct msm_fb_data_type *mfd, struct msmfb_overlay_data *req) { struct mdss_mdp_data src_data; int ret = 0; if (mfd == NULL) return -ENODEV; pr_debug("play req id=%x\n", req->id); memset(&src_data, 0, sizeof(src_data)); mdss_mdp_get_img(mfd->iclient, &req->data, &src_data.p[0]); if (src_data.p[0].len == 0) { pr_err("src data pmem error\n"); return -ENOMEM; } src_data.num_planes = 1; if (req->id & MDSS_MDP_ROT_SESSION_MASK) { struct mdss_mdp_data dst_data; memset(&dst_data, 0, sizeof(dst_data)); mdss_mdp_get_img(mfd->iclient, &req->dst_data, &dst_data.p[0]); if (dst_data.p[0].len == 0) { pr_err("dst data pmem error\n"); return -ENOMEM; } dst_data.num_planes = 1; ret = mdss_mdp_overlay_rotate(req, &src_data, &dst_data); mdss_mdp_put_img(&dst_data.p[0]); } else { ret = mdss_mdp_overlay_queue(req, &src_data); } mdss_mdp_put_img(&src_data.p[0]); return ret; }
int mdss_mdp_get_img(struct ion_client *iclient, struct msmfb_data *img, struct mdss_mdp_img_data *data) { struct file *file; int ret = -EINVAL; int fb_num; unsigned long *start, *len; start = (unsigned long *) &data->addr; len = (unsigned long *) &data->len; data->flags = img->flags; data->p_need = 0; if (img->flags & MDP_BLIT_SRC_GEM) { data->srcp_file = NULL; ret = kgsl_gem_obj_addr(img->memory_id, (int) img->priv, start, len); } else if (img->flags & MDP_MEMORY_ID_TYPE_FB) { file = fget_light(img->memory_id, &data->p_need); if (file && FB_MAJOR == MAJOR(file->f_dentry->d_inode->i_rdev)) { data->srcp_file = file; fb_num = MINOR(file->f_dentry->d_inode->i_rdev); ret = mdss_fb_get_phys_info(start, len, fb_num); } } else if (iclient) { data->iclient = iclient; data->srcp_ihdl = ion_import_dma_buf(iclient, img->memory_id); if (IS_ERR_OR_NULL(data->srcp_ihdl)) return PTR_ERR(data->srcp_ihdl); ret = ion_phys(iclient, data->srcp_ihdl, start, (size_t *) len); } else { unsigned long vstart; ret = get_pmem_file(img->memory_id, start, &vstart, len, &data->srcp_file); } if (!ret && (img->offset < data->len)) { data->addr += img->offset; data->len -= img->offset; } else { mdss_mdp_put_img(data); ret = -EINVAL; } return ret; }