Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Tiffany Lin | 733 | 98.13% | 1 | 33.33% |
Minghsiu Tsai | 12 | 1.61% | 1 | 33.33% |
Thomas Gleixner | 2 | 0.27% | 1 | 33.33% |
Total | 747 | 3 |
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016 MediaTek Inc. * Author: PC Chen <pc.chen@mediatek.com> */ #include "mtk_vcodec_drv.h" #include "mtk_vcodec_util.h" #include "vdec_ipi_msg.h" #include "vdec_vpu_if.h" static void handle_init_ack_msg(struct vdec_vpu_ipi_init_ack *msg) { struct vdec_vpu_inst *vpu = (struct vdec_vpu_inst *) (unsigned long)msg->ap_inst_addr; mtk_vcodec_debug(vpu, "+ ap_inst_addr = 0x%llx", msg->ap_inst_addr); /* mapping VPU address to kernel virtual address */ /* the content in vsi is initialized to 0 in VPU */ vpu->vsi = vpu_mapping_dm_addr(vpu->dev, msg->vpu_inst_addr); vpu->inst_addr = msg->vpu_inst_addr; mtk_vcodec_debug(vpu, "- vpu_inst_addr = 0x%x", vpu->inst_addr); } /* * This function runs in interrupt context and it means there's an IPI MSG * from VPU. */ void vpu_dec_ipi_handler(void *data, unsigned int len, void *priv) { struct vdec_vpu_ipi_ack *msg = data; struct vdec_vpu_inst *vpu = (struct vdec_vpu_inst *) (unsigned long)msg->ap_inst_addr; mtk_vcodec_debug(vpu, "+ id=%X", msg->msg_id); if (msg->status == 0) { switch (msg->msg_id) { case VPU_IPIMSG_DEC_INIT_ACK: handle_init_ack_msg(data); break; case VPU_IPIMSG_DEC_START_ACK: case VPU_IPIMSG_DEC_END_ACK: case VPU_IPIMSG_DEC_DEINIT_ACK: case VPU_IPIMSG_DEC_RESET_ACK: break; default: mtk_vcodec_err(vpu, "invalid msg=%X", msg->msg_id); break; } } mtk_vcodec_debug(vpu, "- id=%X", msg->msg_id); vpu->failure = msg->status; vpu->signaled = 1; } static int vcodec_vpu_send_msg(struct vdec_vpu_inst *vpu, void *msg, int len) { int err; mtk_vcodec_debug(vpu, "id=%X", *(uint32_t *)msg); vpu->failure = 0; vpu->signaled = 0; err = vpu_ipi_send(vpu->dev, vpu->id, msg, len); if (err) { mtk_vcodec_err(vpu, "send fail vpu_id=%d msg_id=%X status=%d", vpu->id, *(uint32_t *)msg, err); return err; } return vpu->failure; } static int vcodec_send_ap_ipi(struct vdec_vpu_inst *vpu, unsigned int msg_id) { struct vdec_ap_ipi_cmd msg; int err = 0; mtk_vcodec_debug(vpu, "+ id=%X", msg_id); memset(&msg, 0, sizeof(msg)); msg.msg_id = msg_id; msg.vpu_inst_addr = vpu->inst_addr; err = vcodec_vpu_send_msg(vpu, &msg, sizeof(msg)); mtk_vcodec_debug(vpu, "- id=%X ret=%d", msg_id, err); return err; } int vpu_dec_init(struct vdec_vpu_inst *vpu) { struct vdec_ap_ipi_init msg; int err; mtk_vcodec_debug_enter(vpu); init_waitqueue_head(&vpu->wq); err = vpu_ipi_register(vpu->dev, vpu->id, vpu->handler, "vdec", NULL); if (err != 0) { mtk_vcodec_err(vpu, "vpu_ipi_register fail status=%d", err); return err; } memset(&msg, 0, sizeof(msg)); msg.msg_id = AP_IPIMSG_DEC_INIT; msg.ap_inst_addr = (unsigned long)vpu; mtk_vcodec_debug(vpu, "vdec_inst=%p", vpu); err = vcodec_vpu_send_msg(vpu, (void *)&msg, sizeof(msg)); mtk_vcodec_debug(vpu, "- ret=%d", err); return err; } int vpu_dec_start(struct vdec_vpu_inst *vpu, uint32_t *data, unsigned int len) { struct vdec_ap_ipi_dec_start msg; int i; int err = 0; mtk_vcodec_debug_enter(vpu); if (len > ARRAY_SIZE(msg.data)) { mtk_vcodec_err(vpu, "invalid len = %d\n", len); return -EINVAL; } memset(&msg, 0, sizeof(msg)); msg.msg_id = AP_IPIMSG_DEC_START; msg.vpu_inst_addr = vpu->inst_addr; for (i = 0; i < len; i++) msg.data[i] = data[i]; err = vcodec_vpu_send_msg(vpu, (void *)&msg, sizeof(msg)); mtk_vcodec_debug(vpu, "- ret=%d", err); return err; } int vpu_dec_end(struct vdec_vpu_inst *vpu) { return vcodec_send_ap_ipi(vpu, AP_IPIMSG_DEC_END); } int vpu_dec_deinit(struct vdec_vpu_inst *vpu) { return vcodec_send_ap_ipi(vpu, AP_IPIMSG_DEC_DEINIT); } int vpu_dec_reset(struct vdec_vpu_inst *vpu) { return vcodec_send_ap_ipi(vpu, AP_IPIMSG_DEC_RESET); }
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