| /* Copyright (c) 2012-2014, 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/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 "msm_smem.h" |
| #include <linux/delay.h> |
| #include "vidc_hfi_api.h" |
| |
| #define MAX_EVENTS 30 |
| |
| 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 = &inst->bufq[OUTPUT_PORT].vb2_bufq; |
| struct vb2_queue *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); |
| } |
| |
| /* Kernel client alternative for msm_vidc_poll */ |
| int msm_vidc_wait(void *instance) |
| { |
| struct msm_vidc_inst *inst = instance; |
| int rc = 0; |
| |
| wait_event(inst->kernel_event_queue, (rc = get_poll_flags(inst))); |
| return rc; |
| } |
| |
| int msm_vidc_get_iommu_domain_partition(void *instance, u32 flags, |
| enum v4l2_buf_type buf_type, int *domain, int *partition) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !inst->core || !inst->core->device) |
| return -EINVAL; |
| |
| return msm_comm_get_domain_partition(inst, flags, buf_type, domain, |
| partition); |
| } |
| |
| int msm_vidc_querycap(void *instance, struct v4l2_capability *cap) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !cap) |
| return -EINVAL; |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_querycap(instance, cap); |
| else if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_querycap(instance, cap); |
| return -EINVAL; |
| } |
| int msm_vidc_s_parm(void *instance, |
| struct v4l2_streamparm *a) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !a) |
| return -EINVAL; |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_s_parm(instance, a); |
| else if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_s_parm(instance, a); |
| return -EINVAL; |
| } |
| 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; |
| } |
| 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; |
| } |
| int msm_vidc_g_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_g_fmt(instance, f); |
| else if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_g_fmt(instance, f); |
| return -EINVAL; |
| } |
| int msm_vidc_s_ctrl(void *instance, struct v4l2_control *control) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !control) |
| return -EINVAL; |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_s_ctrl(instance, control); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_s_ctrl(instance, control); |
| return -EINVAL; |
| } |
| int msm_vidc_g_ctrl(void *instance, struct v4l2_control *control) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !control) |
| return -EINVAL; |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_g_ctrl(instance, control); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_g_ctrl(instance, control); |
| return -EINVAL; |
| } |
| 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_ENCODER) |
| return msm_venc_s_ext_ctrl(instance, control); |
| return -EINVAL; |
| } |
| int msm_vidc_reqbufs(void *instance, struct v4l2_requestbuffers *b) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !b) |
| return -EINVAL; |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_reqbufs(instance, b); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_reqbufs(instance, b); |
| return -EINVAL; |
| } |
| |
| struct buffer_info *get_registered_buf(struct msm_vidc_inst *inst, |
| struct v4l2_buffer *b, int idx, int *plane) |
| { |
| struct buffer_info *temp; |
| struct buffer_info *ret = NULL; |
| int i; |
| struct list_head *list = &inst->registered_bufs; |
| int fd = b->m.planes[idx].reserved[0]; |
| u32 buff_off = b->m.planes[idx].reserved[1]; |
| u32 size = b->m.planes[idx].length; |
| u32 device_addr = b->m.planes[idx].m.userptr; |
| |
| if (!list || fd < 0 || !plane) { |
| dprintk(VIDC_ERR, "Invalid input\n"); |
| goto err_invalid_input; |
| } |
| |
| *plane = 0; |
| mutex_lock(&inst->lock); |
| list_for_each_entry(temp, list, list) { |
| for (i = 0; (i < temp->num_planes) |
| && (i < VIDEO_MAX_PLANES); i++) { |
| if (temp && |
| ((fd == temp->fd[i]) || |
| (device_addr == temp->device_addr[i])) && |
| (CONTAINS(temp->buff_off[i], |
| temp->size[i], buff_off) |
| || CONTAINS(buff_off, |
| size, temp->buff_off[i]) |
| || OVERLAPS(buff_off, size, |
| temp->buff_off[i], |
| temp->size[i]))) { |
| dprintk(VIDC_DBG, |
| "This memory region is already mapped\n"); |
| ret = temp; |
| *plane = i; |
| break; |
| } |
| } |
| if (ret) |
| break; |
| } |
| mutex_unlock(&inst->lock); |
| err_invalid_input: |
| return ret; |
| } |
| |
| struct msm_smem *get_same_fd_buffer(struct msm_vidc_inst *inst, |
| struct list_head *list, int fd) |
| { |
| struct buffer_info *temp; |
| struct msm_smem *same_fd_handle = NULL; |
| |
| int i; |
| if (fd == 0) |
| return NULL; |
| if (!list || fd < 0) { |
| dprintk(VIDC_ERR, "Invalid input\n"); |
| goto err_invalid_input; |
| } |
| mutex_lock(&inst->lock); |
| list_for_each_entry(temp, list, list) { |
| for (i = 0; (i < temp->num_planes) |
| && (i < VIDEO_MAX_PLANES); i++) { |
| if (temp && (temp->fd[i] == fd) && |
| temp->handle[i] && temp->mapped[i]) { |
| temp->same_fd_ref[i]++; |
| dprintk(VIDC_INFO, |
| "Found same fd buffer\n"); |
| same_fd_handle = temp->handle[i]; |
| break; |
| } |
| } |
| if (same_fd_handle) |
| break; |
| } |
| mutex_unlock(&inst->lock); |
| err_invalid_input: |
| return same_fd_handle; |
| } |
| |
| struct buffer_info *device_to_uvaddr(struct msm_vidc_inst *inst, |
| struct list_head *list, u32 device_addr) |
| { |
| struct buffer_info *temp = NULL; |
| struct buffer_info *dummy = NULL; |
| int found = 0; |
| int i; |
| if (!list || !device_addr || !inst) { |
| dprintk(VIDC_ERR, |
| "Invalid input- list: %p device_addr: %u inst: %p\n", |
| list, device_addr, inst); |
| goto err_invalid_input; |
| } |
| mutex_lock(&inst->lock); |
| list_for_each_entry_safe(temp, dummy, list, list) { |
| for (i = 0; (i < temp->num_planes) |
| && (i < VIDEO_MAX_PLANES); i++) { |
| if (temp && !temp->inactive && |
| temp->device_addr[i] == device_addr) { |
| dprintk(VIDC_INFO, |
| "Found same fd buffer\n"); |
| found = 1; |
| break; |
| } |
| } |
| if (found) |
| break; |
| } |
| mutex_unlock(&inst->lock); |
| err_invalid_input: |
| return temp; |
| } |
| |
| static inline void populate_buf_info(struct buffer_info *binfo, |
| struct v4l2_buffer *b, u32 i) |
| { |
| binfo->type = b->type; |
| binfo->fd[i] = b->m.planes[i].reserved[0]; |
| binfo->buff_off[i] = b->m.planes[i].reserved[1]; |
| binfo->size[i] = b->m.planes[i].length; |
| binfo->uvaddr[i] = b->m.planes[i].m.userptr; |
| binfo->num_planes = b->length; |
| binfo->memory = b->memory; |
| binfo->v4l2_index = b->index; |
| binfo->timestamp.tv_sec = b->timestamp.tv_sec; |
| binfo->timestamp.tv_usec = b->timestamp.tv_usec; |
| dprintk(VIDC_DBG, "%s: fd[%d] = %d b->index = %d", |
| __func__, i, binfo->fd[0], b->index); |
| } |
| |
| static inline void repopulate_v4l2_buffer(struct v4l2_buffer *b, |
| struct buffer_info *binfo) |
| { |
| int i = 0; |
| b->type = binfo->type; |
| b->length = binfo->num_planes; |
| b->memory = binfo->memory; |
| b->index = binfo->v4l2_index; |
| b->timestamp.tv_sec = binfo->timestamp.tv_sec; |
| b->timestamp.tv_usec = binfo->timestamp.tv_usec; |
| binfo->dequeued = false; |
| for (i = 0; i < binfo->num_planes; ++i) { |
| b->m.planes[i].reserved[0] = binfo->fd[i]; |
| b->m.planes[i].reserved[1] = binfo->buff_off[i]; |
| b->m.planes[i].length = binfo->size[i]; |
| b->m.planes[i].m.userptr = binfo->device_addr[i]; |
| dprintk(VIDC_DBG, "%s %d %d %d %u\n", __func__, binfo->fd[i], |
| binfo->buff_off[i], binfo->size[i], |
| binfo->device_addr[i]); |
| } |
| } |
| |
| static struct msm_smem *map_buffer(struct msm_vidc_inst *inst, |
| struct v4l2_plane *p, enum hal_buffer buffer_type) |
| { |
| struct msm_smem *handle = NULL; |
| handle = msm_comm_smem_user_to_kernel(inst, |
| p->reserved[0], |
| p->reserved[1], |
| buffer_type); |
| if (!handle) { |
| dprintk(VIDC_ERR, |
| "%s: Failed to get device buffer address\n", __func__); |
| return NULL; |
| } |
| if (msm_comm_smem_cache_operations(inst, handle, |
| SMEM_CACHE_CLEAN)) |
| dprintk(VIDC_WARN, |
| "CACHE Clean failed: %d, %d, %d\n", |
| p->reserved[0], |
| p->reserved[1], |
| p->length); |
| return handle; |
| } |
| |
| static inline enum hal_buffer get_hal_buffer_type( |
| struct msm_vidc_inst *inst, struct v4l2_buffer *b) |
| { |
| if (inst->session_type == MSM_VIDC_DECODER) { |
| if (b->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) |
| return HAL_BUFFER_INPUT; |
| else /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */ |
| return HAL_BUFFER_OUTPUT; |
| } else { |
| /* FIXME in the future. See comment in msm_comm_get_\ |
| * domain_partition. Same problem here. */ |
| if (b->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) |
| return HAL_BUFFER_OUTPUT; |
| else /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */ |
| return HAL_BUFFER_INPUT; |
| } |
| return -EINVAL; |
| } |
| |
| static inline bool is_dynamic_output_buffer_mode(struct v4l2_buffer *b, |
| struct msm_vidc_inst *inst) |
| { |
| return ((b->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) && |
| (inst->buffer_mode_set[CAPTURE_PORT] == |
| HAL_BUFFER_MODE_DYNAMIC)); |
| } |
| |
| |
| static inline void save_v4l2_buffer(struct v4l2_buffer *b, |
| struct buffer_info *binfo) |
| { |
| int i = 0; |
| for (i = 0; i < b->length; ++i) { |
| if (EXTRADATA_IDX(b->length) && |
| (i == EXTRADATA_IDX(b->length)) && |
| !b->m.planes[i].length) { |
| continue; |
| } |
| populate_buf_info(binfo, b, i); |
| } |
| } |
| |
| int map_and_register_buf(struct msm_vidc_inst *inst, struct v4l2_buffer *b) |
| { |
| struct buffer_info *binfo = NULL; |
| struct buffer_info *temp = NULL; |
| int plane = 0; |
| int i = 0, rc = 0; |
| struct msm_smem *same_fd_handle = NULL; |
| |
| if (!b || !inst) { |
| dprintk(VIDC_ERR, "%s: invalid input\n", __func__); |
| return -EINVAL; |
| } |
| |
| binfo = kzalloc(sizeof(*binfo), GFP_KERNEL); |
| if (!binfo) { |
| dprintk(VIDC_ERR, "Out of memory\n"); |
| rc = -ENOMEM; |
| goto exit; |
| } |
| if (b->length > VIDEO_MAX_PLANES) { |
| dprintk(VIDC_ERR, "Num planes exceeds max: %d, %d\n", |
| b->length, VIDEO_MAX_PLANES); |
| rc = -EINVAL; |
| goto exit; |
| } |
| |
| dprintk(VIDC_DBG, "[MAP] Create binfo = %p fd = %d type = %d\n", |
| binfo, b->m.planes[0].reserved[0], b->type); |
| |
| for (i = 0; i < b->length; ++i) { |
| if (EXTRADATA_IDX(b->length) && |
| (i == EXTRADATA_IDX(b->length)) && |
| !b->m.planes[i].length) { |
| continue; |
| } |
| mutex_lock(&inst->sync_lock); |
| temp = get_registered_buf(inst, b, i, &plane); |
| if (temp && !is_dynamic_output_buffer_mode(b, inst)) { |
| dprintk(VIDC_DBG, |
| "This memory region has already been prepared\n"); |
| rc = -EINVAL; |
| } |
| |
| if (temp && is_dynamic_output_buffer_mode(b, inst) && |
| (i == 0)) { |
| /* |
| * Buffer is already present in registered list |
| * increment ref_count, populate new values of v4l2 |
| * buffer in existing buffer_info struct. |
| * |
| * We will use the saved buffer info and queue it when |
| * we receive RELEASE_BUFFER_REFERENCE EVENT from f/w. |
| */ |
| dprintk(VIDC_DBG, "[MAP] Buffer already prepared\n"); |
| rc = buf_ref_get(inst, temp); |
| if (rc > 0) { |
| save_v4l2_buffer(b, temp); |
| rc = -EEXIST; |
| } |
| } |
| mutex_unlock(&inst->sync_lock); |
| if (rc < 0) |
| goto exit; |
| |
| same_fd_handle = get_same_fd_buffer(inst, |
| &inst->registered_bufs, |
| b->m.planes[i].reserved[0]); |
| |
| populate_buf_info(binfo, b, i); |
| if (same_fd_handle) { |
| binfo->device_addr[i] = |
| same_fd_handle->device_addr + binfo->buff_off[i]; |
| b->m.planes[i].m.userptr = binfo->device_addr[i]; |
| binfo->mapped[i] = false; |
| binfo->handle[i] = same_fd_handle; |
| } else { |
| if (inst->map_output_buffer) { |
| binfo->handle[i] = |
| map_buffer(inst, &b->m.planes[i], |
| get_hal_buffer_type(inst, b)); |
| if (!binfo->handle[i]) { |
| rc = -EINVAL; |
| goto exit; |
| } |
| binfo->mapped[i] = true; |
| binfo->device_addr[i] = |
| binfo->handle[i]->device_addr + |
| binfo->buff_off[i]; |
| b->m.planes[i].m.userptr = |
| binfo->device_addr[i]; |
| } else { |
| binfo->device_addr[i] = |
| b->m.planes[i].m.userptr; |
| } |
| } |
| /* We maintain one ref count for all planes*/ |
| if ((i == 0) && is_dynamic_output_buffer_mode(b, inst)) { |
| rc = buf_ref_get(inst, binfo); |
| if (rc < 0) |
| goto exit; |
| } |
| dprintk(VIDC_DBG, |
| "%s: [MAP] binfo = %p, handle[%d] = %p, device_addr = 0x%x, fd = %d, offset = %d, mapped = %d\n", |
| __func__, binfo, i, binfo->handle[i], |
| binfo->device_addr[i], binfo->fd[i], |
| binfo->buff_off[i], binfo->mapped[i]); |
| } |
| mutex_lock(&inst->lock); |
| list_add_tail(&binfo->list, &inst->registered_bufs); |
| mutex_unlock(&inst->lock); |
| return 0; |
| exit: |
| kfree(binfo); |
| return rc; |
| } |
| int unmap_and_deregister_buf(struct msm_vidc_inst *inst, |
| struct buffer_info *binfo) |
| { |
| int i = 0; |
| struct buffer_info *temp = NULL; |
| struct buffer_info *dummy = NULL; |
| struct list_head *list; |
| bool found = false, keep_node = false; |
| |
| if (!inst || !binfo) { |
| dprintk(VIDC_ERR, "%s invalid param: %p %p\n", |
| __func__, inst, binfo); |
| return -EINVAL; |
| } |
| |
| mutex_lock(&inst->lock); |
| list = &inst->registered_bufs; |
| /* |
| * Make sure the buffer to be unmapped and deleted |
| * from the registered list is present in the list. |
| */ |
| list_for_each_entry_safe(temp, dummy, list, list) { |
| if (temp == binfo) { |
| found = true; |
| break; |
| } |
| } |
| |
| /* |
| * Free the buffer info only if |
| * - buffer info has not been deleted from registered list |
| * - vidc client has called dqbuf on the buffer |
| * - no references are held on the buffer |
| */ |
| if (!found || !temp || !temp->pending_deletion || !temp->dequeued) |
| goto exit; |
| |
| for (i = 0; i < temp->num_planes; i++) { |
| dprintk(VIDC_DBG, |
| "%s: [UNMAP] binfo = %p, handle[%d] = %p, device_addr = 0x%x, fd = %d, offset = %d, mapped = %d\n", |
| __func__, temp, i, temp->handle[i], |
| temp->device_addr[i], temp->fd[i], |
| temp->buff_off[i], temp->mapped[i]); |
| /* |
| * Unmap the handle only if the buffer has been mapped and no |
| * other buffer has a reference to this buffer. |
| * In case of buffers with same fd, we will map the buffer only |
| * once and subsequent buffers will refer to the mapped buffer's |
| * device address. |
| * For buffers which share the same fd, do not unmap and keep |
| * the buffer info in registered list. |
| */ |
| if (temp->handle[i] && temp->mapped[i] && |
| !temp->same_fd_ref[i]) { |
| dprintk(VIDC_DBG, |
| "[UNMAP] - handle[%d] = %p fd[%d] = %d", |
| i, temp->handle[i], i, temp->fd[i]); |
| msm_comm_smem_free(inst, |
| temp->handle[i]); |
| } |
| |
| if (temp->same_fd_ref[i]) |
| keep_node = true; |
| else { |
| temp->fd[i] = 0; |
| temp->handle[i] = 0; |
| temp->device_addr[i] = 0; |
| temp->uvaddr[i] = 0; |
| } |
| } |
| if (!keep_node) { |
| dprintk(VIDC_DBG, "[UNMAP] AND-FREED binfo: %p\n", temp); |
| list_del(&temp->list); |
| kfree(temp); |
| } else { |
| temp->inactive = true; |
| dprintk(VIDC_DBG, "[UNMAP] NOT-FREED binfo: %p\n", temp); |
| } |
| exit: |
| mutex_unlock(&inst->lock); |
| return 0; |
| } |
| |
| |
| int qbuf_dynamic_buf(struct msm_vidc_inst *inst, |
| struct buffer_info *binfo) |
| { |
| struct v4l2_buffer b = {0}; |
| struct v4l2_plane plane[VIDEO_MAX_PLANES] = { {0} }; |
| |
| if (!binfo) { |
| dprintk(VIDC_ERR, "%s invalid param: %p\n", __func__, binfo); |
| return -EINVAL; |
| } |
| dprintk(VIDC_DBG, "%s fd[0] = %d\n", __func__, binfo->fd[0]); |
| |
| b.m.planes = plane; |
| repopulate_v4l2_buffer(&b, binfo); |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_qbuf(inst, &b); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_qbuf(inst, &b); |
| |
| return -EINVAL; |
| } |
| |
| int output_buffer_cache_invalidate(struct msm_vidc_inst *inst, |
| struct buffer_info *binfo) |
| { |
| int i = 0; |
| int rc = 0; |
| |
| if (!inst) { |
| dprintk(VIDC_ERR, "%s: invalid inst: %p\n", __func__, inst); |
| return -EINVAL; |
| } |
| |
| if (!inst->map_output_buffer) |
| return 0; |
| |
| if (!binfo) { |
| dprintk(VIDC_ERR, "%s: invalid buffer info: %p\n", |
| __func__, inst); |
| return -EINVAL; |
| } |
| |
| if (binfo->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) |
| return 0; |
| |
| |
| for (i = 0; i < binfo->num_planes; i++) { |
| if (binfo->handle[i]) { |
| rc = msm_comm_smem_cache_operations(inst, |
| binfo->handle[i], SMEM_CACHE_INVALIDATE); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "%s: Failed to clean caches: %d\n", |
| __func__, rc); |
| return -EINVAL; |
| } |
| } else |
| dprintk(VIDC_DBG, "%s: NULL handle for plane %d\n", |
| __func__, i); |
| } |
| return 0; |
| } |
| |
| int msm_vidc_prepare_buf(void *instance, struct v4l2_buffer *b) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !b) |
| return -EINVAL; |
| |
| if (is_dynamic_output_buffer_mode(b, inst)) { |
| dprintk(VIDC_ERR, "%s: not supported in dynamic buffer mode\n", |
| __func__); |
| return -EINVAL; |
| } |
| |
| /* Map the buffer only for non-kernel clients*/ |
| if (b->m.planes[0].reserved[0]) { |
| inst->map_output_buffer = true; |
| if (map_and_register_buf(inst, b)) |
| return -EINVAL; |
| } |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_prepare_buf(instance, b); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_prepare_buf(instance, b); |
| return -EINVAL; |
| } |
| |
| int msm_vidc_release_buffers(void *instance, int buffer_type) |
| { |
| struct list_head *ptr, *next; |
| struct msm_vidc_inst *inst = instance; |
| struct buffer_info *bi; |
| struct v4l2_buffer buffer_info; |
| struct v4l2_plane plane[VIDEO_MAX_PLANES]; |
| int i, rc = 0; |
| |
| if (!inst) |
| return -EINVAL; |
| |
| if (!inst->in_reconfig) { |
| rc = msm_comm_try_state(inst, MSM_VIDC_RELEASE_RESOURCES_DONE); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to move inst: %p to release res done\n", |
| inst); |
| } |
| } |
| |
| /* |
| * In dynamic buffer mode, driver needs to release resources, |
| * but not call release buffers on firmware, as the buffers |
| * were never registered with firmware. |
| */ |
| if ((buffer_type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) && |
| (inst->buffer_mode_set[CAPTURE_PORT] == |
| HAL_BUFFER_MODE_DYNAMIC)) { |
| goto free_and_unmap; |
| } |
| |
| list_for_each_safe(ptr, next, &inst->registered_bufs) { |
| bool release_buf = false; |
| mutex_lock(&inst->lock); |
| bi = list_entry(ptr, struct buffer_info, list); |
| if (bi->type == buffer_type) { |
| buffer_info.type = bi->type; |
| for (i = 0; (i < bi->num_planes) |
| && (i < VIDEO_MAX_PLANES); i++) { |
| plane[i].reserved[0] = bi->fd[i]; |
| plane[i].reserved[1] = bi->buff_off[i]; |
| plane[i].length = bi->size[i]; |
| plane[i].m.userptr = bi->device_addr[i]; |
| buffer_info.m.planes = plane; |
| dprintk(VIDC_DBG, |
| "Releasing buffer: %d, %d, %d\n", |
| buffer_info.m.planes[i].reserved[0], |
| buffer_info.m.planes[i].reserved[1], |
| buffer_info.m.planes[i].length); |
| } |
| buffer_info.length = bi->num_planes; |
| release_buf = true; |
| } |
| mutex_unlock(&inst->lock); |
| if (!release_buf) |
| continue; |
| if (inst->session_type == MSM_VIDC_DECODER) |
| rc = msm_vdec_release_buf(instance, |
| &buffer_info); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| rc = msm_venc_release_buf(instance, |
| &buffer_info); |
| if (rc) |
| dprintk(VIDC_ERR, |
| "Failed Release buffer: %d, %d, %d\n", |
| buffer_info.m.planes[0].reserved[0], |
| buffer_info.m.planes[0].reserved[1], |
| buffer_info.m.planes[0].length); |
| } |
| |
| free_and_unmap: |
| mutex_lock(&inst->lock); |
| list_for_each_safe(ptr, next, &inst->registered_bufs) { |
| bi = list_entry(ptr, struct buffer_info, list); |
| if (bi->type == buffer_type) { |
| list_del(&bi->list); |
| for (i = 0; i < bi->num_planes; i++) { |
| if (bi->handle[i] && bi->mapped[i]) { |
| dprintk(VIDC_DBG, |
| "%s: [UNMAP] binfo = %p, handle[%d] = %p, device_addr = 0x%x, fd = %d, offset = %d, mapped = %d\n", |
| __func__, bi, i, bi->handle[i], |
| bi->device_addr[i], bi->fd[i], |
| bi->buff_off[i], bi->mapped[i]); |
| msm_comm_smem_free(inst, |
| bi->handle[i]); |
| } |
| } |
| kfree(bi); |
| } |
| } |
| mutex_unlock(&inst->lock); |
| return rc; |
| } |
| |
| int msm_vidc_encoder_cmd(void *instance, struct v4l2_encoder_cmd *enc) |
| { |
| struct msm_vidc_inst *inst = instance; |
| if (!inst || !inst->core || !enc) { |
| dprintk(VIDC_ERR, "%s invalid params\n", __func__); |
| return -EINVAL; |
| } |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_cmd(instance, enc); |
| return -EINVAL; |
| } |
| |
| int msm_vidc_decoder_cmd(void *instance, struct v4l2_decoder_cmd *dec) |
| { |
| struct msm_vidc_inst *inst = instance; |
| if (!inst || !inst->core || !dec) { |
| dprintk(VIDC_ERR, "%s invalid params\n", __func__); |
| return -EINVAL; |
| } |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_cmd(instance, dec); |
| return -EINVAL; |
| } |
| |
| int msm_vidc_qbuf(void *instance, struct v4l2_buffer *b) |
| { |
| struct msm_vidc_inst *inst = instance; |
| struct buffer_info *binfo; |
| int plane = 0; |
| int rc = 0; |
| int i; |
| |
| if (!inst || !b) |
| return -EINVAL; |
| |
| if (b->length > VIDEO_MAX_PLANES) { |
| dprintk(VIDC_ERR, "num planes exceeds max: %d\n", |
| b->length); |
| return -EINVAL; |
| } |
| |
| if (is_dynamic_output_buffer_mode(b, inst)) { |
| if (b->m.planes[0].reserved[0]) |
| inst->map_output_buffer = true; |
| |
| rc = map_and_register_buf(inst, b); |
| if (rc == -EEXIST) |
| return 0; |
| if (rc) |
| return rc; |
| } |
| |
| for (i = 0; i < b->length; ++i) { |
| if (!inst->map_output_buffer) |
| continue; |
| if (EXTRADATA_IDX(b->length) && |
| (i == EXTRADATA_IDX(b->length)) && |
| !b->m.planes[i].length) { |
| b->m.planes[i].m.userptr = 0; |
| continue; |
| } |
| |
| binfo = get_registered_buf(inst, b, i, &plane); |
| if (!binfo) { |
| dprintk(VIDC_ERR, |
| "This buffer is not registered: %d, %d, %d\n", |
| b->m.planes[i].reserved[0], |
| b->m.planes[i].reserved[1], |
| b->m.planes[i].length); |
| goto err_invalid_buff; |
| } |
| b->m.planes[i].m.userptr = binfo->device_addr[i]; |
| dprintk(VIDC_DBG, "Queueing device address = 0x%x\n", |
| binfo->device_addr[i]); |
| |
| if ((inst->fmts[OUTPUT_PORT]->fourcc == |
| V4L2_PIX_FMT_HEVC_HYBRID) && binfo->handle[i] && |
| (b->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)) { |
| rc = msm_comm_smem_cache_operations(inst, |
| binfo->handle[i], SMEM_CACHE_INVALIDATE); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to inv caches: %d\n", rc); |
| goto err_invalid_buff; |
| } |
| } |
| |
| if (binfo->handle[i] && |
| (b->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)) { |
| rc = msm_comm_smem_cache_operations(inst, |
| binfo->handle[i], SMEM_CACHE_CLEAN); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to clean caches: %d\n", rc); |
| goto err_invalid_buff; |
| } |
| } |
| } |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_qbuf(instance, b); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_qbuf(instance, b); |
| |
| err_invalid_buff: |
| return -EINVAL; |
| } |
| |
| int msm_vidc_dqbuf(void *instance, struct v4l2_buffer *b) |
| { |
| struct msm_vidc_inst *inst = instance; |
| struct buffer_info *buffer_info = NULL; |
| int i = 0, rc = 0; |
| |
| if (!inst || !b) |
| return -EINVAL; |
| |
| if (b->length > VIDEO_MAX_PLANES) { |
| dprintk(VIDC_ERR, "num planes exceed maximum: %d\n", |
| b->length); |
| return -EINVAL; |
| } |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| rc = msm_vdec_dqbuf(instance, b); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| rc = msm_venc_dqbuf(instance, b); |
| |
| if (rc) |
| return rc; |
| |
| for (i = 0; i < b->length; i++) { |
| if (!inst->map_output_buffer) |
| continue; |
| if (EXTRADATA_IDX(b->length) && |
| (i == EXTRADATA_IDX(b->length)) && |
| !b->m.planes[i].m.userptr) { |
| continue; |
| } |
| buffer_info = device_to_uvaddr(inst, |
| &inst->registered_bufs, |
| b->m.planes[i].m.userptr); |
| |
| if (!buffer_info) { |
| dprintk(VIDC_ERR, |
| "%s no buffer info registered for buffer addr: 0x%lx\n", |
| __func__, b->m.planes[i].m.userptr); |
| return -EINVAL; |
| } |
| |
| b->m.planes[i].m.userptr = buffer_info->uvaddr[i]; |
| if (!b->m.planes[i].m.userptr) { |
| dprintk(VIDC_ERR, |
| "%s: Failed to find user virtual address, 0x%lx, %d, %d\n", |
| __func__, b->m.planes[i].m.userptr, b->type, i); |
| return -EINVAL; |
| } |
| } |
| |
| if (!buffer_info && inst->map_output_buffer) { |
| dprintk(VIDC_ERR, |
| "%s: error - no buffer info found in registered list\n", |
| __func__); |
| return -EINVAL; |
| } |
| |
| if (is_dynamic_output_buffer_mode(b, inst)) { |
| mutex_lock(&inst->lock); |
| buffer_info->dequeued = true; |
| mutex_unlock(&inst->lock); |
| dprintk(VIDC_DBG, "[DEQUEUED]: fd[0] = %d\n", |
| buffer_info->fd[0]); |
| rc = unmap_and_deregister_buf(inst, buffer_info); |
| } else |
| rc = output_buffer_cache_invalidate(inst, buffer_info); |
| |
| return rc; |
| } |
| |
| int msm_vidc_streamon(void *instance, enum v4l2_buf_type i) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst) |
| return -EINVAL; |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_streamon(instance, i); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_streamon(instance, i); |
| return -EINVAL; |
| } |
| |
| int msm_vidc_streamoff(void *instance, enum v4l2_buf_type i) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst) |
| return -EINVAL; |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| return msm_vdec_streamoff(instance, i); |
| if (inst->session_type == MSM_VIDC_ENCODER) |
| return msm_venc_streamoff(instance, i); |
| return -EINVAL; |
| } |
| |
| |
| int msm_vidc_enum_framesizes(void *instance, struct v4l2_frmsizeenum *fsize) |
| { |
| struct msm_vidc_inst *inst = instance; |
| struct msm_vidc_core_capability *capability = NULL; |
| |
| if (!inst || !fsize) { |
| dprintk(VIDC_ERR, "%s: invalid parameter: %p %p\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; |
| } |
| |
| struct msm_smem *msm_vidc_smem_alloc(void *instance, |
| size_t size, u32 align, u32 flags, |
| enum hal_buffer buffer_type, int map_kernel) |
| { |
| return msm_comm_smem_alloc((struct msm_vidc_inst *)instance, |
| size, align, flags, buffer_type, map_kernel); |
| |
| } |
| |
| void msm_vidc_smem_free(void *instance, struct msm_smem *mem) |
| { |
| msm_comm_smem_free((struct msm_vidc_inst *)instance, mem); |
| } |
| |
| int msm_vidc_smem_cache_operations(void *instance, struct msm_smem *mem, |
| enum smem_cache_ops cache_ops) |
| { |
| return msm_comm_smem_cache_operations( |
| (struct msm_vidc_inst *)instance, mem, cache_ops); |
| } |
| |
| struct msm_smem *msm_vidc_smem_user_to_kernel(void *instance, int fd, |
| u32 offset, enum hal_buffer buffer_type) |
| { |
| return msm_comm_smem_user_to_kernel( |
| (struct msm_vidc_inst *)instance, |
| fd, offset, buffer_type); |
| } |
| |
| int msm_vidc_smem_get_domain_partition(void *instance, u32 flags, |
| enum hal_buffer buffer_type, int *domain_num, |
| int *partition_num) |
| { |
| return msm_comm_smem_get_domain_partition( |
| (struct msm_vidc_inst *)instance, |
| flags, buffer_type, domain_num, partition_num); |
| } |
| |
| void *msm_vidc_smem_get_client(void *instance) |
| { |
| struct msm_vidc_inst *inst = instance; |
| |
| if (!inst || !inst->mem_client) { |
| dprintk(VIDC_ERR, "%s: invalid instance or client = %p %p\n", |
| __func__, inst, inst->mem_client); |
| return NULL; |
| } |
| |
| return inst->mem_client; |
| } |
| static void *vidc_get_userptr(void *alloc_ctx, unsigned long vaddr, |
| unsigned long size, int write) |
| { |
| 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 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->io_flags = 0; |
| if (sess == MSM_VIDC_DECODER) |
| q->ops = msm_vdec_get_vb2q_ops(); |
| else if (sess == MSM_VIDC_ENCODER) |
| q->ops = msm_venc_get_vb2q_ops(); |
| q->mem_ops = &msm_vidc_vb2_mem_ops; |
| q->drv_priv = inst; |
| 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, 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); |
| return rc; |
| } |
| |
| |
| int msm_vidc_unsubscribe_event(void *inst, 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; |
| } |
| |
| 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; |
| } |
| |
| 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: %p, %d\n", |
| 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); |
| inst->session_type = session_type; |
| INIT_LIST_HEAD(&inst->pendingq); |
| INIT_LIST_HEAD(&inst->internalbufs); |
| INIT_LIST_HEAD(&inst->persistbufs); |
| INIT_LIST_HEAD(&inst->ctrl_clusters); |
| INIT_LIST_HEAD(&inst->registered_bufs); |
| INIT_LIST_HEAD(&inst->outputbufs); |
| init_waitqueue_head(&inst->kernel_event_queue); |
| inst->state = MSM_VIDC_CORE_UNINIT_DONE; |
| inst->core = core; |
| inst->map_output_buffer = false; |
| |
| 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); |
| 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); |
| msm_vdec_ctrl_init(inst); |
| } else if (session_type == MSM_VIDC_ENCODER) { |
| msm_venc_inst_init(inst); |
| msm_venc_ctrl_init(inst); |
| } |
| |
| 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; |
| } |
| rc = msm_comm_try_state(inst, MSM_VIDC_CORE_INIT); |
| if (rc) { |
| dprintk(VIDC_ERR, |
| "Failed to move video instance to init state\n"); |
| goto fail_init; |
| } |
| inst->debugfs_root = |
| msm_vidc_debugfs_init_inst(inst, core->debugfs_root); |
| |
| setup_event_queue(inst, &core->vdev[session_type].vdev); |
| |
| mutex_lock(&core->sync_lock); |
| list_add_tail(&inst->list, &core->instances); |
| mutex_unlock(&core->sync_lock); |
| return inst; |
| fail_init: |
| vb2_queue_release(&inst->bufq[OUTPUT_PORT].vb2_bufq); |
| fail_bufq_output: |
| vb2_queue_release(&inst->bufq[CAPTURE_PORT].vb2_bufq); |
| fail_bufq_capture: |
| if (session_type == MSM_VIDC_DECODER) |
| msm_vdec_ctrl_deinit(inst); |
| else if (session_type == MSM_VIDC_ENCODER) |
| msm_venc_ctrl_deinit(inst); |
| msm_smem_delete_client(inst->mem_client); |
| fail_mem_client: |
| kfree(inst); |
| inst = NULL; |
| err_invalid_core: |
| return inst; |
| } |
| |
| static void cleanup_instance(struct msm_vidc_inst *inst) |
| { |
| struct list_head *ptr, *next; |
| struct vb2_buf_entry *entry; |
| struct internal_buf *buf; |
| if (inst) { |
| mutex_lock(&inst->lock); |
| if (!list_empty(&inst->pendingq)) { |
| list_for_each_safe(ptr, next, &inst->pendingq) { |
| entry = list_entry(ptr, struct vb2_buf_entry, |
| list); |
| list_del(&entry->list); |
| kfree(entry); |
| } |
| } |
| if (!list_empty(&inst->internalbufs)) { |
| list_for_each_safe(ptr, next, &inst->internalbufs) { |
| buf = list_entry(ptr, struct internal_buf, |
| list); |
| list_del(&buf->list); |
| mutex_unlock(&inst->lock); |
| msm_comm_smem_free(inst, buf->handle); |
| kfree(buf); |
| mutex_lock(&inst->lock); |
| } |
| } |
| if (!list_empty(&inst->persistbufs)) { |
| list_for_each_safe(ptr, next, &inst->persistbufs) { |
| buf = list_entry(ptr, struct internal_buf, |
| list); |
| list_del(&buf->list); |
| mutex_unlock(&inst->lock); |
| msm_comm_smem_free(inst, buf->handle); |
| kfree(buf); |
| mutex_lock(&inst->lock); |
| } |
| } |
| if (!list_empty(&inst->outputbufs)) { |
| list_for_each_safe(ptr, next, &inst->outputbufs) { |
| buf = list_entry(ptr, struct internal_buf, |
| list); |
| list_del(&buf->list); |
| mutex_unlock(&inst->lock); |
| msm_comm_smem_free(inst, buf->handle); |
| kfree(buf); |
| mutex_lock(&inst->lock); |
| } |
| } |
| if (inst->extradata_handle) { |
| mutex_unlock(&inst->lock); |
| msm_comm_smem_free(inst, inst->extradata_handle); |
| mutex_lock(&inst->lock); |
| } |
| mutex_unlock(&inst->lock); |
| msm_smem_delete_client(inst->mem_client); |
| debugfs_remove_recursive(inst->debugfs_root); |
| } |
| } |
| |
| int msm_vidc_close(void *instance) |
| { |
| struct msm_vidc_inst *inst = instance; |
| struct msm_vidc_inst *temp; |
| struct msm_vidc_core *core; |
| struct list_head *ptr, *next; |
| struct buffer_info *bi; |
| int rc = 0; |
| int i; |
| |
| if (!inst) |
| return -EINVAL; |
| |
| v4l2_fh_del(&inst->event_handler); |
| list_for_each_safe(ptr, next, &inst->registered_bufs) { |
| bi = list_entry(ptr, struct buffer_info, list); |
| if (bi->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { |
| list_del(&bi->list); |
| for (i = 0; (i < bi->num_planes) |
| && (i < VIDEO_MAX_PLANES); i++) { |
| if (bi->handle[i]) |
| msm_comm_smem_free(inst, bi->handle[i]); |
| } |
| kfree(bi); |
| } |
| } |
| |
| core = inst->core; |
| mutex_lock(&core->sync_lock); |
| list_for_each_safe(ptr, next, &core->instances) { |
| temp = list_entry(ptr, struct msm_vidc_inst, list); |
| if (temp == inst) |
| list_del(&inst->list); |
| } |
| mutex_unlock(&core->sync_lock); |
| |
| if (inst->session_type == MSM_VIDC_DECODER) |
| msm_vdec_ctrl_deinit(inst); |
| else if (inst->session_type == MSM_VIDC_ENCODER) |
| msm_venc_ctrl_deinit(inst); |
| |
| cleanup_instance(inst); |
| if (inst->state != MSM_VIDC_CORE_INVALID && |
| core->state != VIDC_CORE_INVALID) |
| rc = msm_comm_try_state(inst, MSM_VIDC_CORE_UNINIT); |
| else |
| rc = msm_comm_force_cleanup(inst); |
| if (rc) |
| dprintk(VIDC_ERR, |
| "Failed to move video instance to uninit state\n"); |
| for (i = 0; i < MAX_PORT_NUM; i++) |
| vb2_queue_release(&inst->bufq[i].vb2_bufq); |
| |
| pr_info(VIDC_DBG_TAG "Closed video instance: %p\n", VIDC_INFO, inst); |
| kfree(inst); |
| return 0; |
| } |