| /* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| |
| #include <linux/dma-direction.h> |
| #include <linux/sched.h> |
| #include <linux/slab.h> |
| #include <media/msm_vidc.h> |
| #include "msm_vidc_internal.h" |
| #include "msm_vidc_debug.h" |
| #include "msm_vdec.h" |
| #include "msm_venc.h" |
| #include "msm_vidc_common.h" |
| #include <linux/delay.h> |
| #include "vidc_hfi_api.h" |
| #include "msm_vidc_clocks.h" |
| #include <linux/dma-buf.h> |
| |
| #define MAX_EVENTS 30 |
| |
| static int try_get_ctrl(struct msm_vidc_inst *inst, |
| struct v4l2_ctrl *ctrl); |
| static int msm_vidc_get_count(struct msm_vidc_inst *inst, |
| struct v4l2_ctrl *ctrl); |
| |
| static int get_poll_flags(void *instance) |
| { |
| struct msm_vidc_inst *inst = instance; |
| struct vb2_queue *outq = &inst->bufq[OUTPUT_PORT].vb2_bufq; |
| struct vb2_queue *capq = &inst->bufq[CAPTURE_PORT].vb2_bufq; |
| struct vb2_buffer *out_vb = NULL; |
| struct vb2_buffer *cap_vb = NULL; |
| unsigned long flags; |
| int rc = 0; |
| |
| if (v4l2_event_pending(&inst->event_handler)) |
| rc |= POLLPRI; |
| |
| spin_lock_irqsave(&capq->done_lock, flags); |
| if (!list_empty(&capq->done_list)) |
| cap_vb = list_first_entry(&capq->done_list, struct vb2_buffer, |
| done_entry); |
| if (cap_vb && (cap_vb->state == VB2_BUF_STATE_DONE |
| || cap_vb->state == VB2_BUF_STATE_ERROR)) |
| rc |= POLLIN | POLLRDNORM; |
| spin_unlock_irqrestore(&capq->done_lock, flags); |
| |
| spin_lock_irqsave(&outq->done_lock, flags); |
| if (!list_empty(&outq->done_list)) |
| out_vb = list_first_entry(&outq->done_list, struct vb2_buffer, |
| done_entry); |
| if (out_vb && (out_vb->state == VB2_BUF_STATE_DONE |
| || out_vb->state == VB2_BUF_STATE_ERROR)) |
| rc |= POLLOUT | POLLWRNORM; |
| spin_unlock_irqrestore(&outq->done_lock, flags); |
| |
| return rc; |
| } |
| |
| int msm_vidc_poll(void *instance, struct file *filp, |
| struct poll_table_struct *wait) |
| { |
| struct msm_vidc_inst *inst = instance; |
| struct vb2_queue *outq = NULL; |
| struct vb2_queue *capq = NULL; |
| |
| if (!inst) |
| return -EINVAL; |
| |
| outq = &inst->bufq[OUTPUT_PORT].vb2_bufq; |
| capq = &inst->bufq[CAPTURE_PORT].vb2_bufq; |
| |
| poll_wait(filp, &inst->event_handler.wait, wait); |
| poll_wait(filp, &capq->done_wq, wait); |
| poll_wait(filp, &outq->done_wq, wait); |
| return get_poll_flags(inst); |
| } |
| EXPORT_SYMBOL(msm_vidc_poll); |
| |
| int msm_vidc_querycap(void *instance, struct v4l2_capability *cap) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !cap) |
| return -EINVAL; |
| |
| strlcpy(cap->driver, MSM_VIDC_DRV_NAME, sizeof(cap->driver)); |
| cap->bus_info[0] = 0; |
| cap->version = MSM_VIDC_VERSION; |
| cap->device_caps = V4L2_CAP_VIDEO_CAPTURE_MPLANE | |
| V4L2_CAP_VIDEO_OUTPUT_MPLANE | |
| V4L2_CAP_STREAMING; |
| cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; |
| |
| memset(cap->reserved, 0, sizeof(cap->reserved)); |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| strlcpy(cap->card, MSM_VDEC_DVC_NAME, sizeof(cap->card)); |
| else if (inst->session_type == MSM_VIDC_ENCODER) |
| strlcpy(cap->card, MSM_VENC_DVC_NAME, sizeof(cap->card)); |
| else |
| return -EINVAL; |
| |
| return 0; |
| } |
| EXPORT_SYMBOL(msm_vidc_querycap); |
| |
| int msm_vidc_enum_fmt(void *instance, struct v4l2_fmtdesc *f) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !f) |
| return -EINVAL; |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_enum_fmt(instance, f); |
| else if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_enum_fmt(instance, f); |
| return -EINVAL; |
| } |
| EXPORT_SYMBOL(msm_vidc_enum_fmt); |
| |
| static void msm_vidc_ctrl_get_range(struct v4l2_queryctrl *ctrl, |
| struct hal_capability_supported *capability) |
| |
| { |
| ctrl->maximum = capability->max; |
| ctrl->minimum = capability->min; |
| } |
| |
| int msm_vidc_query_ctrl(void *instance, struct v4l2_queryctrl *ctrl) |
| { |
| struct msm_vidc_inst *inst = instance; |
| int rc = 0; |
| |
| if (!inst || !ctrl) |
| return -EINVAL; |
| |
| switch (ctrl->id) { |
| case V4L2_CID_MPEG_VIDC_VIDEO_HYBRID_HIERP_MODE: |
| msm_vidc_ctrl_get_range(ctrl, |
| &inst->capability.hier_p_hybrid); |
| break; |
| case V4L2_CID_MPEG_VIDC_VIDEO_HIER_B_NUM_LAYERS: |
| msm_vidc_ctrl_get_range(ctrl, &inst->capability.hier_b); |
| break; |
| case V4L2_CID_MPEG_VIDC_VIDEO_HIER_P_NUM_LAYERS: |
| msm_vidc_ctrl_get_range(ctrl, &inst->capability.hier_p); |
| break; |
| case V4L2_CID_MPEG_VIDC_VENC_PARAM_LAYER_BITRATE: |
| case V4L2_CID_MPEG_VIDEO_BITRATE: |
| msm_vidc_ctrl_get_range(ctrl, &inst->capability.bitrate); |
| break; |
| case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: |
| msm_vidc_ctrl_get_range(ctrl, &inst->capability.peakbitrate); |
| break; |
| case V4L2_CID_MPEG_VIDC_VIDEO_BLUR_WIDTH: |
| msm_vidc_ctrl_get_range(ctrl, &inst->capability.blur_width); |
| break; |
| case V4L2_CID_MPEG_VIDC_VIDEO_BLUR_HEIGHT: |
| msm_vidc_ctrl_get_range(ctrl, &inst->capability.blur_height); |
| break; |
| case V4L2_CID_MPEG_VIDC_VIDEO_NUM_B_FRAMES: |
| msm_vidc_ctrl_get_range(ctrl, &inst->capability.bframe); |
| break; |
| case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB: |
| msm_vidc_ctrl_get_range(ctrl, &inst->capability.slice_mbs); |
| break; |
| case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES: |
| msm_vidc_ctrl_get_range(ctrl, &inst->capability.slice_bytes); |
| break; |
| default: |
| rc = -EINVAL; |
| } |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_query_ctrl); |
| |
| int msm_vidc_s_fmt(void *instance, struct v4l2_format *f) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !f) |
| return -EINVAL; |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_s_fmt(instance, f); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_s_fmt(instance, f); |
| return -EINVAL; |
| } |
| EXPORT_SYMBOL(msm_vidc_s_fmt); |
| |
| int msm_vidc_g_fmt(void *instance, struct v4l2_format *f) |
| { |
| struct msm_vidc_inst *inst = instance; |
| int i, rc = 0, color_format = 0; |
| enum vidc_ports port; |
| u32 num_planes; |
| |
| if (!inst || !f) { |
| dprintk(VIDC_ERR, |
| "Invalid input, inst = %pK, format = %pK\n", inst, f); |
| return -EINVAL; |
| } |
| if (inst->in_reconfig) { |
| inst->prop.height[OUTPUT_PORT] = inst->reconfig_height; |
| inst->prop.width[OUTPUT_PORT] = inst->reconfig_width; |
| } |
| |
| port = f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE ? |
| OUTPUT_PORT : CAPTURE_PORT; |
| |
| f->fmt.pix_mp.pixelformat = inst->fmts[port].fourcc; |
| f->fmt.pix_mp.height = inst->prop.height[port]; |
| f->fmt.pix_mp.width = inst->prop.width[port]; |
| num_planes = f->fmt.pix_mp.num_planes = inst->bufq[port].num_planes; |
| for (i = 0; i < num_planes; ++i) |
| f->fmt.pix_mp.plane_fmt[i].sizeimage = |
| inst->bufq[port].plane_sizes[i]; |
| switch (inst->fmts[port].fourcc) { |
| case V4L2_PIX_FMT_NV12: |
| color_format = COLOR_FMT_NV12; |
| break; |
| case V4L2_PIX_FMT_NV12_UBWC: |
| color_format = COLOR_FMT_NV12_UBWC; |
| break; |
| case V4L2_PIX_FMT_NV12_TP10_UBWC: |
| color_format = COLOR_FMT_NV12_BPP10_UBWC; |
| break; |
| default: |
| dprintk(VIDC_DBG, |
| "Invalid : g_fmt called on %s port with Invalid fourcc 0x%x\n", |
| port == OUTPUT_PORT ? "OUTPUT" : "CAPTURE", |
| inst->fmts[port].fourcc); |
| goto exit; |
| } |
| |
| f->fmt.pix_mp.plane_fmt[0].bytesperline = VENUS_Y_STRIDE(color_format, |
| inst->prop.width[port]); |
| f->fmt.pix_mp.plane_fmt[0].reserved[0] = VENUS_Y_SCANLINES(color_format, |
| inst->prop.height[port]); |
| |
| exit: |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_g_fmt); |
| |
| int msm_vidc_s_ctrl(void *instance, struct v4l2_control *control) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !control) |
| return -EINVAL; |
| |
| return msm_comm_s_ctrl(instance, control); |
| } |
| EXPORT_SYMBOL(msm_vidc_s_ctrl); |
| |
| int msm_vidc_g_crop(void *instance, struct v4l2_crop *crop) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !crop) |
| return -EINVAL; |
| |
| if (inst->session_type == MSM_VIDC_ENCODER) { |
| dprintk(VIDC_ERR, |
| "Session = %pK : Encoder Crop is not implemented yet\n", |
| inst); |
| return -EPERM; |
| } |
| |
| crop->c.left = inst->prop.crop_info.left; |
| crop->c.top = inst->prop.crop_info.top; |
| crop->c.width = inst->prop.crop_info.width; |
| crop->c.height = inst->prop.crop_info.height; |
| |
| return 0; |
| } |
| EXPORT_SYMBOL(msm_vidc_g_crop); |
| |
| int msm_vidc_g_ctrl(void *instance, struct v4l2_control *control) |
| { |
| struct msm_vidc_inst *inst = instance; |
| struct v4l2_ctrl *ctrl = NULL; |
| int rc = 0; |
| |
| if (!inst || !control) |
| return -EINVAL; |
| |
| ctrl = v4l2_ctrl_find(&inst->ctrl_handler, control->id); |
| if (ctrl) { |
| rc = try_get_ctrl(inst, ctrl); |
| if (!rc) |
| control->value = ctrl->val; |
| } |
| |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_g_ctrl); |
| |
| int msm_vidc_g_ext_ctrl(void *instance, struct v4l2_ext_controls *control) |
| { |
| struct msm_vidc_inst *inst = instance; |
| struct v4l2_ext_control *ext_control; |
| struct v4l2_ctrl ctrl; |
| int i = 0, rc = 0; |
| |
| if (!inst || !control) |
| return -EINVAL; |
| |
| ext_control = control->controls; |
| |
| for (i = 0; i < control->count; i++) { |
| switch (ext_control[i].id) { |
| case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE: |
| case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT: |
| ctrl.id = ext_control[i].id; |
| ctrl.val = ext_control[i].value; |
| |
| msm_vidc_get_count(inst, &ctrl); |
| ext_control->value = ctrl.val; |
| break; |
| default: |
| dprintk(VIDC_ERR, |
| "This control %x is not supported yet\n", |
| ext_control[i].id); |
| rc = -EINVAL; |
| break; |
| } |
| } |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_g_ext_ctrl); |
| |
| int msm_vidc_s_ext_ctrl(void *instance, struct v4l2_ext_controls *control) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !control) |
| return -EINVAL; |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_s_ext_ctrl(instance, control); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_s_ext_ctrl(instance, control); |
| return -EINVAL; |
| } |
| EXPORT_SYMBOL(msm_vidc_s_ext_ctrl); |
| |
| int msm_vidc_reqbufs(void *instance, struct v4l2_requestbuffers *b) |
| { |
| struct msm_vidc_inst *inst = instance; |
| struct buf_queue *q = NULL; |
| int rc = 0; |
| |
| if (!inst || !b) |
| return -EINVAL; |
| q = msm_comm_get_vb2q(inst, b->type); |
| if (!q) { |
| dprintk(VIDC_ERR, |
| "Failed to find buffer queue for type = %d\n", |
| b->type); |
| return -EINVAL; |
| } |
| |
| mutex_lock(&q->lock); |
| rc = vb2_reqbufs(&q->vb2_bufq, b); |
| mutex_unlock(&q->lock); |
| |
| if (rc) |
| dprintk(VIDC_ERR, "Failed to get reqbufs, %d\n", rc); |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_reqbufs); |
| |
| static bool valid_v4l2_buffer(struct v4l2_buffer *b, |
| struct msm_vidc_inst *inst) { |
| enum vidc_ports port = |
| !V4L2_TYPE_IS_MULTIPLANAR(b->type) ? MAX_PORT_NUM : |
| b->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE ? CAPTURE_PORT : |
| b->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE ? OUTPUT_PORT : |
| MAX_PORT_NUM; |
| |
| return port != MAX_PORT_NUM && |
| inst->bufq[port].num_planes == b->length; |
| } |
| |
| int msm_vidc_release_buffer(void *instance, int type, unsigned int index) |
| { |
| int rc = 0; |
| struct msm_vidc_inst *inst = instance; |
| struct msm_vidc_buffer *mbuf, *dummy; |
| |
| if (!inst) { |
| dprintk(VIDC_ERR, "%s: invalid inst\n", __func__); |
| return -EINVAL; |
| } |
| |
| if (!inst->in_reconfig && |
| inst->state > MSM_VIDC_LOAD_RESOURCES && |
| inst->state < MSM_VIDC_RELEASE_RESOURCES_DONE) { |
| rc = msm_comm_try_state(inst, MSM_VIDC_RELEASE_RESOURCES_DONE); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "%s: Failed to move inst: %pK to release res done\n", |
| __func__, inst); |
| } |
| } |
| |
| mutex_lock(&inst->registeredbufs.lock); |
| list_for_each_entry_safe(mbuf, dummy, &inst->registeredbufs.list, |
| list) { |
| struct vb2_buffer *vb2 = &mbuf->vvb.vb2_buf; |
| |
| if (vb2->type != type || vb2->index != index) |
| continue; |
| |
| print_vidc_buffer(VIDC_DBG, "release buf", inst, mbuf); |
| msm_comm_unmap_vidc_buffer(inst, mbuf); |
| list_del(&mbuf->list); |
| kref_put_mbuf(mbuf); |
| } |
| mutex_unlock(&inst->registeredbufs.lock); |
| |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_release_buffer); |
| |
| int msm_vidc_qbuf(void *instance, struct v4l2_buffer *b) |
| { |
| struct msm_vidc_inst *inst = instance; |
| int rc = 0, i = 0; |
| struct buf_queue *q = NULL; |
| |
| if (!inst || !inst->core || !b || !valid_v4l2_buffer(b, inst)) { |
| dprintk(VIDC_ERR, "%s: invalid params, inst %pK\n", |
| __func__, inst); |
| return -EINVAL; |
| } |
| |
| for (i = 0; i < b->length; i++) { |
| b->m.planes[i].m.fd = b->m.planes[i].reserved[0]; |
| b->m.planes[i].data_offset = b->m.planes[i].reserved[1]; |
| } |
| msm_comm_qbuf_cache_operations(inst, b); |
| |
| q = msm_comm_get_vb2q(inst, b->type); |
| if (!q) { |
| dprintk(VIDC_ERR, |
| "Failed to find buffer queue for type = %d\n", b->type); |
| return -EINVAL; |
| } |
| |
| mutex_lock(&q->lock); |
| rc = vb2_qbuf(&q->vb2_bufq, b); |
| mutex_unlock(&q->lock); |
| if (rc) |
| dprintk(VIDC_ERR, "Failed to qbuf, %d\n", rc); |
| |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_qbuf); |
| |
| int msm_vidc_dqbuf(void *instance, struct v4l2_buffer *b) |
| { |
| struct msm_vidc_inst *inst = instance; |
| int rc = 0, i = 0; |
| struct buf_queue *q = NULL; |
| |
| if (!inst || !b || !valid_v4l2_buffer(b, inst)) { |
| dprintk(VIDC_ERR, "%s: invalid params, inst %pK\n", |
| __func__, inst); |
| return -EINVAL; |
| } |
| |
| q = msm_comm_get_vb2q(inst, b->type); |
| if (!q) { |
| dprintk(VIDC_ERR, |
| "Failed to find buffer queue for type = %d\n", b->type); |
| return -EINVAL; |
| } |
| |
| mutex_lock(&q->lock); |
| rc = vb2_dqbuf(&q->vb2_bufq, b, true); |
| mutex_unlock(&q->lock); |
| if (rc == -EAGAIN) { |
| return rc; |
| } else if (rc) { |
| dprintk(VIDC_ERR, "Failed to dqbuf, %d\n", rc); |
| return rc; |
| } |
| |
| msm_comm_dqbuf_cache_operations(inst, b); |
| for (i = 0; i < b->length; i++) { |
| b->m.planes[i].reserved[0] = b->m.planes[i].m.fd; |
| b->m.planes[i].reserved[1] = b->m.planes[i].data_offset; |
| } |
| |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_dqbuf); |
| |
| int msm_vidc_streamon(void *instance, enum v4l2_buf_type i) |
| { |
| struct msm_vidc_inst *inst = instance; |
| int rc = 0; |
| struct buf_queue *q; |
| |
| if (!inst) |
| return -EINVAL; |
| |
| q = msm_comm_get_vb2q(inst, i); |
| if (!q) { |
| dprintk(VIDC_ERR, |
| "Failed to find buffer queue for type = %d\n", i); |
| return -EINVAL; |
| } |
| dprintk(VIDC_DBG, "Calling streamon\n"); |
| mutex_lock(&q->lock); |
| rc = vb2_streamon(&q->vb2_bufq, i); |
| mutex_unlock(&q->lock); |
| if (rc) |
| dprintk(VIDC_ERR, "streamon failed on port: %d\n", i); |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_streamon); |
| |
| int msm_vidc_streamoff(void *instance, enum v4l2_buf_type i) |
| { |
| struct msm_vidc_inst *inst = instance; |
| int rc = 0; |
| struct buf_queue *q; |
| |
| if (!inst) |
| return -EINVAL; |
| |
| q = msm_comm_get_vb2q(inst, i); |
| if (!q) { |
| dprintk(VIDC_ERR, |
| "Failed to find buffer queue for type = %d\n", i); |
| return -EINVAL; |
| } |
| dprintk(VIDC_DBG, "Calling streamoff\n"); |
| mutex_lock(&q->lock); |
| rc = vb2_streamoff(&q->vb2_bufq, i); |
| mutex_unlock(&q->lock); |
| if (rc) |
| dprintk(VIDC_ERR, "streamoff failed on port: %d\n", i); |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_streamoff); |
| |
| int msm_vidc_enum_framesizes(void *instance, struct v4l2_frmsizeenum *fsize) |
| { |
| struct msm_vidc_inst *inst = instance; |
| struct msm_vidc_capability *capability = NULL; |
| |
| if (!inst || !fsize) { |
| dprintk(VIDC_ERR, "%s: invalid parameter: %pK %pK\n", |
| __func__, inst, fsize); |
| return -EINVAL; |
| } |
| if (!inst->core) |
| return -EINVAL; |
| |
| capability = &inst->capability; |
| fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE; |
| fsize->stepwise.min_width = capability->width.min; |
| fsize->stepwise.max_width = capability->width.max; |
| fsize->stepwise.step_width = capability->width.step_size; |
| fsize->stepwise.min_height = capability->height.min; |
| fsize->stepwise.max_height = capability->height.max; |
| fsize->stepwise.step_height = capability->height.step_size; |
| return 0; |
| } |
| EXPORT_SYMBOL(msm_vidc_enum_framesizes); |
| |
| static void *vidc_get_userptr(struct device *dev, unsigned long vaddr, |
| unsigned long size, enum dma_data_direction dma_dir) |
| { |
| return (void *)0xdeadbeef; |
| } |
| |
| static void vidc_put_userptr(void *buf_priv) |
| { |
| } |
| |
| static const struct vb2_mem_ops msm_vidc_vb2_mem_ops = { |
| .get_userptr = vidc_get_userptr, |
| .put_userptr = vidc_put_userptr, |
| }; |
| |
| static void msm_vidc_cleanup_buffer(struct vb2_buffer *vb) |
| { |
| int rc = 0; |
| struct buf_queue *q = NULL; |
| struct msm_vidc_inst *inst = NULL; |
| |
| if (!vb) { |
| dprintk(VIDC_ERR, "%s : Invalid vb pointer %pK", |
| __func__, vb); |
| return; |
| } |
| |
| inst = vb2_get_drv_priv(vb->vb2_queue); |
| if (!inst) { |
| dprintk(VIDC_ERR, "%s : Invalid inst pointer", |
| __func__); |
| return; |
| } |
| |
| q = msm_comm_get_vb2q(inst, vb->type); |
| if (!q) { |
| dprintk(VIDC_ERR, |
| "%s : Failed to find buffer queue for type = %d\n", |
| __func__, vb->type); |
| return; |
| } |
| |
| if (q->vb2_bufq.streaming) { |
| dprintk(VIDC_DBG, "%d PORT is streaming\n", |
| vb->type); |
| return; |
| } |
| |
| rc = msm_vidc_release_buffer(inst, vb->type, vb->index); |
| if (rc) |
| dprintk(VIDC_ERR, "%s : Failed to release buffers : %d\n", |
| __func__, rc); |
| } |
| |
| static int set_buffer_count(struct msm_vidc_inst *inst, |
| int host_count, int act_count, enum hal_buffer type) |
| { |
| int rc = 0; |
| struct hfi_device *hdev; |
| struct hal_buffer_count_actual buf_count; |
| |
| hdev = inst->core->device; |
| |
| buf_count.buffer_type = type; |
| buf_count.buffer_count_actual = act_count; |
| buf_count.buffer_count_min_host = host_count; |
| dprintk(VIDC_DBG, "%s : Act count = %d Host count = %d\n", |
| __func__, act_count, host_count); |
| rc = call_hfi_op(hdev, session_set_property, |
| inst->session, HAL_PARAM_BUFFER_COUNT_ACTUAL, &buf_count); |
| if (rc) |
| dprintk(VIDC_ERR, |
| "Failed to set actual buffer count %d for buffer type %d\n", |
| act_count, type); |
| return rc; |
| } |
| |
| static int msm_vidc_queue_setup(struct vb2_queue *q, |
| unsigned int *num_buffers, unsigned int *num_planes, |
| unsigned int sizes[], struct device *alloc_devs[]) |
| { |
| struct msm_vidc_inst *inst; |
| int i, rc = 0; |
| struct hal_buffer_requirements *bufreq; |
| enum hal_buffer buffer_type; |
| |
| if (!q || !num_buffers || !num_planes |
| || !sizes || !q->drv_priv) { |
| dprintk(VIDC_ERR, "Invalid input, q = %pK, %pK, %pK\n", |
| q, num_buffers, num_planes); |
| return -EINVAL; |
| } |
| inst = q->drv_priv; |
| |
| if (!inst || !inst->core || !inst->core->device) { |
| dprintk(VIDC_ERR, "%s invalid parameters\n", __func__); |
| return -EINVAL; |
| } |
| |
| switch (q->type) { |
| case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: { |
| bufreq = get_buff_req_buffer(inst, |
| HAL_BUFFER_INPUT); |
| if (!bufreq) { |
| dprintk(VIDC_ERR, |
| "Failed : No buffer requirements : %x\n", |
| HAL_BUFFER_INPUT); |
| return -EINVAL; |
| } |
| if (*num_buffers < bufreq->buffer_count_min_host) { |
| dprintk(VIDC_DBG, |
| "Client passed num buffers %d less than the min_host count %d\n", |
| *num_buffers, bufreq->buffer_count_min_host); |
| } |
| *num_planes = inst->bufq[OUTPUT_PORT].num_planes; |
| if (*num_buffers < MIN_NUM_OUTPUT_BUFFERS || |
| *num_buffers > MAX_NUM_OUTPUT_BUFFERS) |
| bufreq->buffer_count_actual = *num_buffers = |
| MIN_NUM_OUTPUT_BUFFERS; |
| for (i = 0; i < *num_planes; i++) |
| sizes[i] = inst->bufq[OUTPUT_PORT].plane_sizes[i]; |
| |
| bufreq->buffer_count_actual = *num_buffers; |
| rc = set_buffer_count(inst, bufreq->buffer_count_min_host, |
| bufreq->buffer_count_actual, HAL_BUFFER_INPUT); |
| } |
| |
| break; |
| case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: { |
| buffer_type = msm_comm_get_hal_output_buffer(inst); |
| bufreq = get_buff_req_buffer(inst, |
| buffer_type); |
| if (!bufreq) { |
| dprintk(VIDC_ERR, |
| "Failed : No buffer requirements : %x\n", |
| buffer_type); |
| return -EINVAL; |
| } |
| if (inst->session_type != MSM_VIDC_DECODER && |
| inst->state > MSM_VIDC_LOAD_RESOURCES_DONE) { |
| if (*num_buffers < bufreq->buffer_count_min_host) { |
| dprintk(VIDC_DBG, |
| "Client passed num buffers %d less than the min_host count %d\n", |
| *num_buffers, |
| bufreq->buffer_count_min_host); |
| } |
| } |
| *num_planes = inst->bufq[CAPTURE_PORT].num_planes; |
| if (*num_buffers < MIN_NUM_CAPTURE_BUFFERS || |
| *num_buffers > MAX_NUM_CAPTURE_BUFFERS) |
| bufreq->buffer_count_actual = *num_buffers = |
| MIN_NUM_CAPTURE_BUFFERS; |
| |
| for (i = 0; i < *num_planes; i++) |
| sizes[i] = inst->bufq[CAPTURE_PORT].plane_sizes[i]; |
| |
| bufreq->buffer_count_actual = *num_buffers; |
| rc = set_buffer_count(inst, bufreq->buffer_count_min_host, |
| bufreq->buffer_count_actual, buffer_type); |
| } |
| break; |
| default: |
| dprintk(VIDC_ERR, "Invalid q type = %d\n", q->type); |
| rc = -EINVAL; |
| break; |
| } |
| return rc; |
| } |
| |
| static inline int msm_vidc_verify_buffer_counts(struct msm_vidc_inst *inst) |
| { |
| int rc = 0, i = 0; |
| |
| /* For decoder No need to sanity till LOAD_RESOURCES */ |
| if (inst->session_type == MSM_VIDC_DECODER && |
| inst->state < MSM_VIDC_LOAD_RESOURCES_DONE) { |
| dprintk(VIDC_DBG, |
| "No need to verify buffer counts : %pK\n", inst); |
| return 0; |
| } |
| |
| for (i = 0; i < HAL_BUFFER_MAX; i++) { |
| struct hal_buffer_requirements *req = &inst->buff_req.buffer[i]; |
| |
| if (req && (msm_comm_get_hal_output_buffer(inst) == |
| req->buffer_type)) { |
| dprintk(VIDC_DBG, "Verifying Buffer : %d\n", |
| req->buffer_type); |
| if (req->buffer_count_actual < |
| req->buffer_count_min_host || |
| req->buffer_count_min_host < |
| req->buffer_count_min) { |
| |
| dprintk(VIDC_ERR, |
| "Invalid data : Counts mismatch\n"); |
| dprintk(VIDC_ERR, |
| "Min Count = %d ", |
| req->buffer_count_min); |
| dprintk(VIDC_ERR, |
| "Min Host Count = %d ", |
| req->buffer_count_min_host); |
| dprintk(VIDC_ERR, |
| "Min Actual Count = %d\n", |
| req->buffer_count_actual); |
| rc = -EINVAL; |
| break; |
| } |
| } |
| } |
| return rc; |
| } |
| |
| static inline int start_streaming(struct msm_vidc_inst *inst) |
| { |
| int rc = 0; |
| struct hfi_device *hdev; |
| struct hal_buffer_size_minimum b; |
| |
| hdev = inst->core->device; |
| |
| /* Check if current session is under HW capability */ |
| rc = msm_vidc_check_session_supported(inst); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "This session is not supported %pK\n", inst); |
| goto fail_start; |
| } |
| |
| /* Decide work mode for current session */ |
| rc = msm_vidc_decide_work_mode(inst); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to decide work mode for session %pK\n", inst); |
| goto fail_start; |
| } |
| |
| /* Assign Core and LP mode for current session */ |
| rc = msm_vidc_decide_core_and_power_mode(inst); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "This session can't be submitted to HW %pK\n", inst); |
| goto fail_start; |
| } |
| |
| if (msm_comm_get_stream_output_mode(inst) == |
| HAL_VIDEO_DECODER_SECONDARY) { |
| b.buffer_type = HAL_BUFFER_OUTPUT2; |
| } else { |
| b.buffer_type = HAL_BUFFER_OUTPUT; |
| } |
| |
| rc = msm_comm_try_get_bufreqs(inst); |
| |
| b.buffer_size = inst->bufq[CAPTURE_PORT].plane_sizes[0]; |
| rc = call_hfi_op(hdev, session_set_property, |
| inst->session, HAL_PARAM_BUFFER_SIZE_MINIMUM, |
| &b); |
| |
| /* Verify if buffer counts are correct */ |
| rc = msm_vidc_verify_buffer_counts(inst); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "This session has mis-match buffer counts%pK\n", inst); |
| goto fail_start; |
| } |
| |
| rc = msm_comm_set_scratch_buffers(inst); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to set scratch buffers: %d\n", rc); |
| goto fail_start; |
| } |
| rc = msm_comm_set_persist_buffers(inst); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to set persist buffers: %d\n", rc); |
| goto fail_start; |
| } |
| |
| rc = msm_comm_set_recon_buffers(inst); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to set recon buffers: %d\n", rc); |
| goto fail_start; |
| } |
| |
| if (msm_comm_get_stream_output_mode(inst) == |
| HAL_VIDEO_DECODER_SECONDARY) { |
| rc = msm_comm_set_output_buffers(inst); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to set output buffers: %d\n", rc); |
| goto fail_start; |
| } |
| } |
| |
| /* |
| * For seq_changed_insufficient, driver should set session_continue |
| * to firmware after the following sequence |
| * - driver raises insufficient event to v4l2 client |
| * - all output buffers have been flushed and freed |
| * - v4l2 client queries buffer requirements and splits/combines OPB-DPB |
| * - v4l2 client sets new set of buffers to firmware |
| * - v4l2 client issues CONTINUE to firmware to resume decoding of |
| * submitted ETBs. |
| */ |
| rc = msm_comm_session_continue(inst); |
| if (rc) |
| goto fail_start; |
| |
| msm_comm_scale_clocks_and_bus(inst); |
| |
| rc = msm_comm_try_state(inst, MSM_VIDC_START_DONE); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to move inst: %pK to start done state\n", inst); |
| goto fail_start; |
| } |
| |
| msm_clock_data_reset(inst); |
| |
| if (msm_comm_get_stream_output_mode(inst) == |
| HAL_VIDEO_DECODER_SECONDARY) { |
| rc = msm_comm_queue_output_buffers(inst); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to queue output buffers: %d\n", rc); |
| goto fail_start; |
| } |
| } |
| |
| fail_start: |
| if (rc) { |
| dprintk(VIDC_ERR, "%s: kill session %pK\n", __func__, inst); |
| msm_comm_kill_session(inst); |
| } |
| return rc; |
| } |
| |
| static int msm_vidc_start_streaming(struct vb2_queue *q, unsigned int count) |
| { |
| struct msm_vidc_inst *inst; |
| int rc = 0; |
| struct hfi_device *hdev; |
| |
| if (!q || !q->drv_priv) { |
| dprintk(VIDC_ERR, "Invalid input, q = %pK\n", q); |
| return -EINVAL; |
| } |
| inst = q->drv_priv; |
| if (!inst || !inst->core || !inst->core->device) { |
| dprintk(VIDC_ERR, "%s invalid parameters\n", __func__); |
| return -EINVAL; |
| } |
| hdev = inst->core->device; |
| dprintk(VIDC_DBG, "Streamon called on: %d capability for inst: %pK\n", |
| q->type, inst); |
| switch (q->type) { |
| case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: |
| if (inst->bufq[CAPTURE_PORT].vb2_bufq.streaming) |
| rc = start_streaming(inst); |
| break; |
| case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: |
| if (inst->bufq[OUTPUT_PORT].vb2_bufq.streaming) |
| rc = start_streaming(inst); |
| break; |
| default: |
| dprintk(VIDC_ERR, "Queue type is not supported: %d\n", q->type); |
| rc = -EINVAL; |
| goto stream_start_failed; |
| } |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Streamon failed on: %d capability for inst: %pK\n", |
| q->type, inst); |
| goto stream_start_failed; |
| } |
| |
| rc = msm_comm_qbuf(inst, NULL); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to commit buffers queued before STREAM_ON to hardware: %d\n", |
| rc); |
| goto stream_start_failed; |
| } |
| |
| stream_start_failed: |
| if (rc) { |
| struct msm_vidc_buffer *temp, *next; |
| struct vb2_buffer *vb; |
| |
| mutex_lock(&inst->registeredbufs.lock); |
| list_for_each_entry_safe(temp, next, &inst->registeredbufs.list, |
| list) { |
| if (temp->vvb.vb2_buf.type != q->type) |
| continue; |
| /* |
| * queued_list lock is already acquired before |
| * vb2_stream so no need to acquire it again. |
| */ |
| list_for_each_entry(vb, &q->queued_list, queued_entry) { |
| if (msm_comm_compare_vb2_planes(inst, temp, |
| vb)) { |
| print_vb2_buffer(VIDC_ERR, "return vb", |
| inst, vb); |
| vb2_buffer_done(vb, |
| VB2_BUF_STATE_QUEUED); |
| break; |
| } |
| } |
| msm_comm_unmap_vidc_buffer(inst, temp); |
| list_del(&temp->list); |
| kref_put_mbuf(temp); |
| } |
| mutex_unlock(&inst->registeredbufs.lock); |
| } |
| return rc; |
| } |
| |
| static inline int stop_streaming(struct msm_vidc_inst *inst) |
| { |
| int rc = 0; |
| |
| rc = msm_comm_try_state(inst, MSM_VIDC_RELEASE_RESOURCES_DONE); |
| if (rc) |
| dprintk(VIDC_ERR, |
| "Failed to move inst: %pK to state %d\n", |
| inst, MSM_VIDC_RELEASE_RESOURCES_DONE); |
| |
| msm_clock_data_reset(inst); |
| |
| return rc; |
| } |
| |
| static void msm_vidc_stop_streaming(struct vb2_queue *q) |
| { |
| struct msm_vidc_inst *inst; |
| int rc = 0; |
| |
| if (!q || !q->drv_priv) { |
| dprintk(VIDC_ERR, "Invalid input, q = %pK\n", q); |
| return; |
| } |
| |
| inst = q->drv_priv; |
| dprintk(VIDC_DBG, "Streamoff called on: %d capability\n", q->type); |
| switch (q->type) { |
| case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: |
| if (!inst->bufq[CAPTURE_PORT].vb2_bufq.streaming) |
| rc = stop_streaming(inst); |
| break; |
| case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: |
| if (!inst->bufq[OUTPUT_PORT].vb2_bufq.streaming) |
| rc = stop_streaming(inst); |
| break; |
| default: |
| dprintk(VIDC_ERR, |
| "Q-type is not supported: %d\n", q->type); |
| rc = -EINVAL; |
| break; |
| } |
| |
| msm_comm_scale_clocks_and_bus(inst); |
| |
| if (rc) |
| dprintk(VIDC_ERR, |
| "Failed STOP Streaming inst = %pK on cap = %d\n", |
| inst, q->type); |
| } |
| |
| static void msm_vidc_buf_queue(struct vb2_buffer *vb2) |
| { |
| int rc = 0; |
| struct msm_vidc_inst *inst = NULL; |
| struct msm_vidc_buffer *mbuf = NULL; |
| |
| inst = vb2_get_drv_priv(vb2->vb2_queue); |
| if (!inst) { |
| dprintk(VIDC_ERR, "%s: invalid inst\n", __func__); |
| return; |
| } |
| |
| mbuf = msm_comm_get_vidc_buffer(inst, vb2); |
| if (IS_ERR_OR_NULL(mbuf)) { |
| if (PTR_ERR(mbuf) != -EEXIST) |
| print_vb2_buffer(VIDC_ERR, "failed to get vidc-buf", |
| inst, vb2); |
| return; |
| } |
| if (!kref_get_mbuf(inst, mbuf)) { |
| dprintk(VIDC_ERR, "%s: mbuf not found\n", __func__); |
| return; |
| } |
| |
| rc = msm_comm_qbuf(inst, mbuf); |
| if (rc) |
| print_vidc_buffer(VIDC_ERR, "failed qbuf", inst, mbuf); |
| |
| kref_put_mbuf(mbuf); |
| } |
| |
| static const struct vb2_ops msm_vidc_vb2q_ops = { |
| .queue_setup = msm_vidc_queue_setup, |
| .start_streaming = msm_vidc_start_streaming, |
| .buf_queue = msm_vidc_buf_queue, |
| .buf_cleanup = msm_vidc_cleanup_buffer, |
| .stop_streaming = msm_vidc_stop_streaming, |
| }; |
| |
| static inline int vb2_bufq_init(struct msm_vidc_inst *inst, |
| enum v4l2_buf_type type, enum session_type sess) |
| { |
| struct vb2_queue *q = NULL; |
| |
| if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { |
| q = &inst->bufq[CAPTURE_PORT].vb2_bufq; |
| } else if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { |
| q = &inst->bufq[OUTPUT_PORT].vb2_bufq; |
| } else { |
| dprintk(VIDC_ERR, "buf_type = %d not recognised\n", type); |
| return -EINVAL; |
| } |
| |
| q->type = type; |
| q->io_modes = VB2_MMAP | VB2_USERPTR; |
| q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; |
| q->ops = &msm_vidc_vb2q_ops; |
| |
| q->mem_ops = &msm_vidc_vb2_mem_ops; |
| q->drv_priv = inst; |
| q->allow_zero_bytesused = 1; |
| q->copy_timestamp = 1; |
| return vb2_queue_init(q); |
| } |
| |
| static int setup_event_queue(void *inst, |
| struct video_device *pvdev) |
| { |
| int rc = 0; |
| struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst; |
| |
| v4l2_fh_init(&vidc_inst->event_handler, pvdev); |
| v4l2_fh_add(&vidc_inst->event_handler); |
| |
| return rc; |
| } |
| |
| int msm_vidc_subscribe_event(void *inst, |
| const struct v4l2_event_subscription *sub) |
| { |
| int rc = 0; |
| struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst; |
| |
| if (!inst || !sub) |
| return -EINVAL; |
| |
| rc = v4l2_event_subscribe(&vidc_inst->event_handler, |
| sub, MAX_EVENTS, NULL); |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_subscribe_event); |
| |
| int msm_vidc_unsubscribe_event(void *inst, |
| const struct v4l2_event_subscription *sub) |
| { |
| int rc = 0; |
| struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst; |
| |
| if (!inst || !sub) |
| return -EINVAL; |
| |
| rc = v4l2_event_unsubscribe(&vidc_inst->event_handler, sub); |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_unsubscribe_event); |
| |
| int msm_vidc_dqevent(void *inst, struct v4l2_event *event) |
| { |
| int rc = 0; |
| struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst; |
| |
| if (!inst || !event) |
| return -EINVAL; |
| |
| rc = v4l2_event_dequeue(&vidc_inst->event_handler, event, false); |
| return rc; |
| } |
| EXPORT_SYMBOL(msm_vidc_dqevent); |
| |
| static bool msm_vidc_check_for_inst_overload(struct msm_vidc_core *core) |
| { |
| u32 instance_count = 0; |
| u32 secure_instance_count = 0; |
| struct msm_vidc_inst *inst = NULL; |
| bool overload = false; |
| |
| mutex_lock(&core->lock); |
| list_for_each_entry(inst, &core->instances, list) { |
| instance_count++; |
| /* This flag is not updated yet for the current instance */ |
| if (inst->flags & VIDC_SECURE) |
| secure_instance_count++; |
| } |
| mutex_unlock(&core->lock); |
| |
| /* Instance count includes current instance as well. */ |
| |
| if ((instance_count > core->resources.max_inst_count) || |
| (secure_instance_count > core->resources.max_secure_inst_count)) |
| overload = true; |
| return overload; |
| } |
| |
| static int msm_vidc_try_set_ctrl(void *instance, struct v4l2_ctrl *ctrl) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_s_ctrl(instance, ctrl); |
| else if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_s_ctrl(instance, ctrl); |
| return -EINVAL; |
| } |
| |
| static int msm_vidc_op_s_ctrl(struct v4l2_ctrl *ctrl) |
| { |
| |
| int rc = 0, c = 0; |
| struct msm_vidc_inst *inst; |
| |
| if (!ctrl) { |
| dprintk(VIDC_ERR, "%s invalid parameters for ctrl\n", __func__); |
| return -EINVAL; |
| } |
| |
| inst = container_of(ctrl->handler, |
| struct msm_vidc_inst, ctrl_handler); |
| if (!inst) { |
| dprintk(VIDC_ERR, "%s invalid parameters for inst\n", __func__); |
| return -EINVAL; |
| } |
| |
| for (c = 0; c < ctrl->ncontrols; ++c) { |
| if (ctrl->cluster[c]->is_new) { |
| rc = msm_vidc_try_set_ctrl(inst, ctrl->cluster[c]); |
| if (rc) { |
| dprintk(VIDC_ERR, "Failed setting %x\n", |
| ctrl->cluster[c]->id); |
| break; |
| } |
| } |
| } |
| if (rc) |
| dprintk(VIDC_ERR, "Failed setting control: Inst = %pK (%s)\n", |
| inst, v4l2_ctrl_get_name(ctrl->id)); |
| return rc; |
| } |
| |
| static int msm_vidc_get_count(struct msm_vidc_inst *inst, |
| struct v4l2_ctrl *ctrl) |
| { |
| int rc = 0; |
| struct hal_buffer_requirements *bufreq; |
| enum hal_buffer buffer_type; |
| |
| if (ctrl->id == V4L2_CID_MIN_BUFFERS_FOR_OUTPUT) { |
| bufreq = get_buff_req_buffer(inst, HAL_BUFFER_INPUT); |
| if (!bufreq) { |
| dprintk(VIDC_ERR, |
| "Failed to find bufreqs for buffer type = %d\n", |
| HAL_BUFFER_INPUT); |
| return 0; |
| } |
| if (inst->bufq[OUTPUT_PORT].vb2_bufq.streaming) { |
| ctrl->val = bufreq->buffer_count_min_host; |
| return 0; |
| } |
| if (ctrl->val > bufreq->buffer_count_min_host) { |
| dprintk(VIDC_DBG, |
| "Buffer count Host changed from %d to %d\n", |
| bufreq->buffer_count_min_host, |
| ctrl->val); |
| bufreq->buffer_count_actual = |
| bufreq->buffer_count_min = |
| bufreq->buffer_count_min_host = |
| ctrl->val; |
| } else { |
| ctrl->val = bufreq->buffer_count_min_host; |
| } |
| rc = set_buffer_count(inst, |
| bufreq->buffer_count_min_host, |
| bufreq->buffer_count_actual, |
| HAL_BUFFER_INPUT); |
| |
| msm_vidc_update_host_buff_counts(inst); |
| ctrl->val = bufreq->buffer_count_min_host; |
| return rc; |
| |
| } else if (ctrl->id == V4L2_CID_MIN_BUFFERS_FOR_CAPTURE) { |
| |
| buffer_type = msm_comm_get_hal_output_buffer(inst); |
| bufreq = get_buff_req_buffer(inst, |
| buffer_type); |
| if (!bufreq) { |
| dprintk(VIDC_ERR, |
| "Failed to find bufreqs for buffer type = %d\n", |
| buffer_type); |
| return 0; |
| } |
| if (inst->bufq[CAPTURE_PORT].vb2_bufq.streaming) { |
| if (ctrl->val != bufreq->buffer_count_min_host) |
| return -EINVAL; |
| else |
| return 0; |
| } |
| |
| if (inst->session_type == MSM_VIDC_DECODER && |
| !inst->in_reconfig && |
| inst->state < MSM_VIDC_LOAD_RESOURCES_DONE) { |
| dprintk(VIDC_DBG, |
| "Clients updates Buffer count from %d to %d\n", |
| bufreq->buffer_count_min_host, ctrl->val); |
| bufreq->buffer_count_actual = |
| bufreq->buffer_count_min = |
| bufreq->buffer_count_min_host = |
| ctrl->val; |
| } |
| if (ctrl->val > bufreq->buffer_count_min_host) { |
| dprintk(VIDC_DBG, |
| "Buffer count Host changed from %d to %d\n", |
| bufreq->buffer_count_min_host, |
| ctrl->val); |
| bufreq->buffer_count_actual = |
| bufreq->buffer_count_min = |
| bufreq->buffer_count_min_host = |
| ctrl->val; |
| } else { |
| ctrl->val = bufreq->buffer_count_min_host; |
| } |
| rc = set_buffer_count(inst, |
| bufreq->buffer_count_min_host, |
| bufreq->buffer_count_actual, |
| HAL_BUFFER_OUTPUT); |
| |
| msm_vidc_update_host_buff_counts(inst); |
| ctrl->val = bufreq->buffer_count_min_host; |
| |
| return rc; |
| } |
| return -EINVAL; |
| } |
| |
| static int try_get_ctrl(struct msm_vidc_inst *inst, struct v4l2_ctrl *ctrl) |
| { |
| int rc = 0; |
| struct hal_buffer_requirements *bufreq = NULL; |
| enum hal_buffer buffer_type; |
| |
| switch (ctrl->id) { |
| |
| case V4L2_CID_MPEG_VIDEO_H264_PROFILE: |
| ctrl->val = msm_comm_hal_to_v4l2( |
| V4L2_CID_MPEG_VIDEO_H264_PROFILE, |
| inst->profile); |
| break; |
| case V4L2_CID_MPEG_VIDC_VIDEO_HEVC_PROFILE: |
| ctrl->val = msm_comm_hal_to_v4l2( |
| V4L2_CID_MPEG_VIDC_VIDEO_HEVC_PROFILE, |
| inst->profile); |
| break; |
| |
| case V4L2_CID_MPEG_VIDEO_H264_LEVEL: |
| ctrl->val = msm_comm_hal_to_v4l2( |
| V4L2_CID_MPEG_VIDEO_H264_LEVEL, |
| inst->level); |
| break; |
| case V4L2_CID_MPEG_VIDC_VIDEO_VP8_PROFILE_LEVEL: |
| ctrl->val = msm_comm_hal_to_v4l2( |
| V4L2_CID_MPEG_VIDC_VIDEO_VP8_PROFILE_LEVEL, |
| inst->level); |
| break; |
| case V4L2_CID_MPEG_VIDC_VIDEO_HEVC_TIER_LEVEL: |
| ctrl->val = msm_comm_hal_to_v4l2( |
| V4L2_CID_MPEG_VIDC_VIDEO_HEVC_TIER_LEVEL, |
| inst->level); |
| break; |
| |
| case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE: |
| ctrl->val = inst->entropy_mode; |
| break; |
| |
| case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE: |
| if (inst->in_reconfig) |
| msm_vidc_update_host_buff_counts(inst); |
| buffer_type = msm_comm_get_hal_output_buffer(inst); |
| bufreq = get_buff_req_buffer(inst, |
| buffer_type); |
| if (!bufreq) { |
| dprintk(VIDC_ERR, |
| "Failed to find bufreqs for buffer type = %d\n", |
| buffer_type); |
| return -EINVAL; |
| } |
| ctrl->val = bufreq->buffer_count_min_host; |
| break; |
| case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT: |
| bufreq = get_buff_req_buffer(inst, HAL_BUFFER_INPUT); |
| if (!bufreq) { |
| dprintk(VIDC_ERR, |
| "Failed to find bufreqs for buffer type = %d\n", |
| HAL_BUFFER_INPUT); |
| return -EINVAL; |
| } |
| ctrl->val = bufreq->buffer_count_min_host; |
| break; |
| default: |
| /* |
| * Other controls aren't really volatile, shouldn't need to |
| * modify ctrl->value |
| */ |
| break; |
| } |
| |
| return rc; |
| } |
| |
| static int msm_vidc_op_g_volatile_ctrl(struct v4l2_ctrl *ctrl) |
| { |
| int rc = 0, c = 0; |
| struct msm_vidc_inst *inst; |
| struct v4l2_ctrl *master; |
| |
| if (!ctrl) { |
| dprintk(VIDC_ERR, "%s invalid parameters for ctrl\n", __func__); |
| return -EINVAL; |
| } |
| |
| inst = container_of(ctrl->handler, |
| struct msm_vidc_inst, ctrl_handler); |
| if (!inst) { |
| dprintk(VIDC_ERR, "%s invalid parameters for inst\n", __func__); |
| return -EINVAL; |
| } |
| master = ctrl->cluster[0]; |
| if (!master) { |
| dprintk(VIDC_ERR, "%s invalid parameters for master\n", |
| __func__); |
| return -EINVAL; |
| } |
| |
| for (c = 0; c < master->ncontrols; ++c) { |
| if (master->cluster[c]->flags & V4L2_CTRL_FLAG_VOLATILE) { |
| rc = try_get_ctrl(inst, master->cluster[c]); |
| if (rc) { |
| dprintk(VIDC_ERR, "Failed getting %x\n", |
| master->cluster[c]->id); |
| return rc; |
| } |
| } |
| } |
| if (rc) |
| dprintk(VIDC_ERR, "Failed getting control: Inst = %pK (%s)\n", |
| inst, v4l2_ctrl_get_name(ctrl->id)); |
| return rc; |
| } |
| |
| static const struct v4l2_ctrl_ops msm_vidc_ctrl_ops = { |
| |
| .s_ctrl = msm_vidc_op_s_ctrl, |
| .g_volatile_ctrl = msm_vidc_op_g_volatile_ctrl, |
| }; |
| |
| void *msm_vidc_open(int core_id, int session_type) |
| { |
| struct msm_vidc_inst *inst = NULL; |
| struct msm_vidc_core *core = NULL; |
| int rc = 0; |
| int i = 0; |
| |
| if (core_id >= MSM_VIDC_CORES_MAX || |
| session_type >= MSM_VIDC_MAX_DEVICES) { |
| dprintk(VIDC_ERR, "Invalid input, core_id = %d, session = %d\n", |
| core_id, session_type); |
| goto err_invalid_core; |
| } |
| core = get_vidc_core(core_id); |
| if (!core) { |
| dprintk(VIDC_ERR, |
| "Failed to find core for core_id = %d\n", core_id); |
| goto err_invalid_core; |
| } |
| |
| inst = kzalloc(sizeof(*inst), GFP_KERNEL); |
| if (!inst) { |
| dprintk(VIDC_ERR, "Failed to allocate memory\n"); |
| rc = -ENOMEM; |
| goto err_invalid_core; |
| } |
| |
| pr_info(VIDC_DBG_TAG "Opening video instance: %pK, %d\n", |
| VIDC_MSG_PRIO2STRING(VIDC_INFO), inst, session_type); |
| mutex_init(&inst->sync_lock); |
| mutex_init(&inst->bufq[CAPTURE_PORT].lock); |
| mutex_init(&inst->bufq[OUTPUT_PORT].lock); |
| mutex_init(&inst->lock); |
| |
| INIT_MSM_VIDC_LIST(&inst->scratchbufs); |
| INIT_MSM_VIDC_LIST(&inst->freqs); |
| INIT_MSM_VIDC_LIST(&inst->persistbufs); |
| INIT_MSM_VIDC_LIST(&inst->pending_getpropq); |
| INIT_MSM_VIDC_LIST(&inst->outputbufs); |
| INIT_MSM_VIDC_LIST(&inst->registeredbufs); |
| INIT_MSM_VIDC_LIST(&inst->reconbufs); |
| |
| kref_init(&inst->kref); |
| |
| inst->session_type = session_type; |
| inst->state = MSM_VIDC_CORE_UNINIT_DONE; |
| inst->core = core; |
| inst->clk_data.min_freq = 0; |
| inst->clk_data.curr_freq = 0; |
| inst->clk_data.bitrate = 0; |
| inst->clk_data.core_id = VIDC_CORE_ID_DEFAULT; |
| inst->bit_depth = MSM_VIDC_BIT_DEPTH_8; |
| inst->pic_struct = MSM_VIDC_PIC_STRUCT_PROGRESSIVE; |
| inst->colour_space = MSM_VIDC_BT601_6_525; |
| inst->profile = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE; |
| inst->level = V4L2_MPEG_VIDEO_H264_LEVEL_1_0; |
| inst->entropy_mode = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC; |
| |
| for (i = SESSION_MSG_INDEX(SESSION_MSG_START); |
| i <= SESSION_MSG_INDEX(SESSION_MSG_END); i++) { |
| init_completion(&inst->completions[i]); |
| } |
| inst->mem_client = msm_smem_new_client(SMEM_ION, |
| &inst->core->resources, session_type); |
| if (!inst->mem_client) { |
| dprintk(VIDC_ERR, "Failed to create memory client\n"); |
| goto fail_mem_client; |
| } |
| |
| if (session_type == MSM_VIDC_DECODER) { |
| msm_vdec_inst_init(inst); |
| rc = msm_vdec_ctrl_init(inst, &msm_vidc_ctrl_ops); |
| } else if (session_type == MSM_VIDC_ENCODER) { |
| msm_venc_inst_init(inst); |
| rc = msm_venc_ctrl_init(inst, &msm_vidc_ctrl_ops); |
| } |
| |
| if (rc) |
| goto fail_bufq_capture; |
| |
| rc = vb2_bufq_init(inst, V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE, |
| session_type); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to initialize vb2 queue on capture port\n"); |
| goto fail_bufq_capture; |
| } |
| rc = vb2_bufq_init(inst, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, |
| session_type); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to initialize vb2 queue on capture port\n"); |
| goto fail_bufq_output; |
| } |
| |
| setup_event_queue(inst, &core->vdev[session_type].vdev); |
| |
| mutex_lock(&core->lock); |
| list_add_tail(&inst->list, &core->instances); |
| mutex_unlock(&core->lock); |
| |
| rc = msm_comm_try_state(inst, MSM_VIDC_CORE_INIT_DONE); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to move video instance to init state\n"); |
| goto fail_init; |
| } |
| |
| msm_dcvs_try_enable(inst); |
| if (msm_vidc_check_for_inst_overload(core)) { |
| dprintk(VIDC_ERR, |
| "Instance count reached Max limit, rejecting session"); |
| goto fail_init; |
| } |
| |
| msm_comm_scale_clocks_and_bus(inst); |
| |
| inst->debugfs_root = |
| msm_vidc_debugfs_init_inst(inst, core->debugfs_root); |
| |
| return inst; |
| fail_init: |
| mutex_lock(&core->lock); |
| list_del(&inst->list); |
| mutex_unlock(&core->lock); |
| |
| v4l2_fh_del(&inst->event_handler); |
| v4l2_fh_exit(&inst->event_handler); |
| vb2_queue_release(&inst->bufq[OUTPUT_PORT].vb2_bufq); |
| fail_bufq_output: |
| vb2_queue_release(&inst->bufq[CAPTURE_PORT].vb2_bufq); |
| fail_bufq_capture: |
| msm_comm_ctrl_deinit(inst); |
| msm_smem_delete_client(inst->mem_client); |
| fail_mem_client: |
| mutex_destroy(&inst->sync_lock); |
| mutex_destroy(&inst->bufq[CAPTURE_PORT].lock); |
| mutex_destroy(&inst->bufq[OUTPUT_PORT].lock); |
| mutex_destroy(&inst->lock); |
| |
| DEINIT_MSM_VIDC_LIST(&inst->scratchbufs); |
| DEINIT_MSM_VIDC_LIST(&inst->persistbufs); |
| DEINIT_MSM_VIDC_LIST(&inst->pending_getpropq); |
| DEINIT_MSM_VIDC_LIST(&inst->outputbufs); |
| DEINIT_MSM_VIDC_LIST(&inst->registeredbufs); |
| |
| kfree(inst); |
| inst = NULL; |
| err_invalid_core: |
| return inst; |
| } |
| EXPORT_SYMBOL(msm_vidc_open); |
| |
| static void msm_vidc_cleanup_instance(struct msm_vidc_inst *inst) |
| { |
| struct msm_vidc_buffer *temp, *dummy; |
| |
| if (!inst) { |
| dprintk(VIDC_ERR, "%s: invalid params\n", __func__); |
| return; |
| } |
| |
| mutex_lock(&inst->registeredbufs.lock); |
| list_for_each_entry_safe(temp, dummy, &inst->registeredbufs.list, |
| list) { |
| print_vidc_buffer(VIDC_ERR, "undequeud buf", inst, temp); |
| msm_comm_unmap_vidc_buffer(inst, temp); |
| list_del(&temp->list); |
| kref_put_mbuf(temp); |
| } |
| mutex_unlock(&inst->registeredbufs.lock); |
| |
| msm_comm_free_freq_table(inst); |
| |
| if (msm_comm_release_scratch_buffers(inst, false)) |
| dprintk(VIDC_ERR, |
| "Failed to release scratch buffers\n"); |
| |
| if (msm_comm_release_recon_buffers(inst)) |
| dprintk(VIDC_ERR, |
| "Failed to release recon buffers\n"); |
| |
| if (msm_comm_release_persist_buffers(inst)) |
| dprintk(VIDC_ERR, |
| "Failed to release persist buffers\n"); |
| |
| /* |
| * At this point all buffes should be with driver |
| * irrespective of scenario |
| */ |
| msm_comm_validate_output_buffers(inst); |
| |
| if (msm_comm_release_output_buffers(inst, true)) |
| dprintk(VIDC_ERR, |
| "Failed to release output buffers\n"); |
| |
| if (inst->extradata_handle) |
| msm_comm_smem_free(inst, inst->extradata_handle); |
| |
| debugfs_remove_recursive(inst->debugfs_root); |
| |
| mutex_lock(&inst->pending_getpropq.lock); |
| WARN_ON(!list_empty(&inst->pending_getpropq.list)); |
| mutex_unlock(&inst->pending_getpropq.lock); |
| } |
| |
| int msm_vidc_destroy(struct msm_vidc_inst *inst) |
| { |
| struct msm_vidc_core *core; |
| int i = 0; |
| |
| if (!inst || !inst->core) { |
| dprintk(VIDC_ERR, "%s: invalid params\n", __func__); |
| return -EINVAL; |
| } |
| |
| core = inst->core; |
| |
| mutex_lock(&core->lock); |
| /* inst->list lives in core->instances */ |
| list_del(&inst->list); |
| mutex_unlock(&core->lock); |
| |
| msm_comm_ctrl_deinit(inst); |
| |
| v4l2_fh_del(&inst->event_handler); |
| v4l2_fh_exit(&inst->event_handler); |
| |
| for (i = 0; i < MAX_PORT_NUM; i++) |
| vb2_queue_release(&inst->bufq[i].vb2_bufq); |
| |
| DEINIT_MSM_VIDC_LIST(&inst->scratchbufs); |
| DEINIT_MSM_VIDC_LIST(&inst->persistbufs); |
| DEINIT_MSM_VIDC_LIST(&inst->pending_getpropq); |
| DEINIT_MSM_VIDC_LIST(&inst->outputbufs); |
| DEINIT_MSM_VIDC_LIST(&inst->registeredbufs); |
| |
| mutex_destroy(&inst->sync_lock); |
| mutex_destroy(&inst->bufq[CAPTURE_PORT].lock); |
| mutex_destroy(&inst->bufq[OUTPUT_PORT].lock); |
| mutex_destroy(&inst->lock); |
| |
| pr_info(VIDC_DBG_TAG "Closed video instance: %pK\n", |
| VIDC_MSG_PRIO2STRING(VIDC_INFO), inst); |
| kfree(inst); |
| return 0; |
| } |
| |
| static void close_helper(struct kref *kref) |
| { |
| struct msm_vidc_inst *inst = container_of(kref, |
| struct msm_vidc_inst, kref); |
| |
| msm_vidc_destroy(inst); |
| } |
| |
| int msm_vidc_close(void *instance) |
| { |
| struct msm_vidc_inst *inst = instance; |
| int rc = 0; |
| |
| if (!inst || !inst->core) { |
| dprintk(VIDC_ERR, "%s: invalid params\n", __func__); |
| return -EINVAL; |
| } |
| |
| /* |
| * Make sure that HW stop working on these buffers that |
| * we are going to free. |
| */ |
| rc = msm_comm_try_state(inst, MSM_VIDC_RELEASE_RESOURCES_DONE); |
| if (rc) |
| dprintk(VIDC_ERR, |
| "Failed to move inst %pK to rel resource done state\n", |
| inst); |
| |
| msm_vidc_cleanup_instance(inst); |
| |
| rc = msm_comm_try_state(inst, MSM_VIDC_CORE_UNINIT); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to move inst %pK to uninit state\n", inst); |
| rc = msm_comm_force_cleanup(inst); |
| } |
| |
| msm_comm_session_clean(inst); |
| msm_smem_delete_client(inst->mem_client); |
| |
| kref_put(&inst->kref, close_helper); |
| return 0; |
| } |
| EXPORT_SYMBOL(msm_vidc_close); |
| |
| int msm_vidc_suspend(int core_id) |
| { |
| return msm_comm_suspend(core_id); |
| } |
| EXPORT_SYMBOL(msm_vidc_suspend); |
| |