[PATCH 4/8] media: vidc: encoder: add video encoder files
From: Stanimir Varbanov
Date: Mon Aug 22 2016 - 09:16:04 EST
This adds encoder part of the driver plus encoder controls.
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@xxxxxxxxxx>
---
drivers/media/platform/qcom/vidc/venc.c | 1261 +++++++++++++++++++++++++
drivers/media/platform/qcom/vidc/venc.h | 27 +
drivers/media/platform/qcom/vidc/venc_ctrls.c | 396 ++++++++
drivers/media/platform/qcom/vidc/venc_ctrls.h | 23 +
4 files changed, 1707 insertions(+)
create mode 100644 drivers/media/platform/qcom/vidc/venc.c
create mode 100644 drivers/media/platform/qcom/vidc/venc.h
create mode 100644 drivers/media/platform/qcom/vidc/venc_ctrls.c
create mode 100644 drivers/media/platform/qcom/vidc/venc_ctrls.h
diff --git a/drivers/media/platform/qcom/vidc/venc.c b/drivers/media/platform/qcom/vidc/venc.c
new file mode 100644
index 000000000000..bc44f419089e
--- /dev/null
+++ b/drivers/media/platform/qcom/vidc/venc.c
@@ -0,0 +1,1261 @@
+/*
+ * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
+ * Copyright (C) 2016 Linaro Ltd.
+ *
+ * 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/slab.h>
+#include <linux/pm_runtime.h>
+#include <media/videobuf2-dma-sg.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-event.h>
+#include <media/v4l2-ctrls.h>
+
+#include "core.h"
+#include "helpers.h"
+#include "load.h"
+#include "venc_ctrls.h"
+
+#define NUM_B_FRAMES_MAX 4
+
+static u32 get_framesize_nv12(int plane, u32 height, u32 width)
+{
+ u32 y_stride, uv_stride, y_plane;
+ u32 y_sclines, uv_sclines, uv_plane;
+ u32 size;
+
+ y_stride = ALIGN(width, 128);
+ uv_stride = ALIGN(width, 128);
+ y_sclines = ALIGN(height, 32);
+ uv_sclines = ALIGN(((height + 1) >> 1), 16);
+
+ y_plane = y_stride * y_sclines;
+ uv_plane = uv_stride * uv_sclines + SZ_4K;
+ size = y_plane + uv_plane + SZ_8K;
+ size = ALIGN(size, SZ_4K);
+
+ return size;
+}
+
+static u32 get_framesize_compressed(u32 height, u32 width)
+{
+ u32 sz = ALIGN(height, 32) * ALIGN(width, 32) * 3 / 2;
+
+ return ALIGN(sz, SZ_4K);
+}
+
+static const struct vidc_format venc_formats[] = {
+ {
+ .pixfmt = V4L2_PIX_FMT_NV12,
+ .num_planes = 1,
+ .type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
+ }, {
+ .pixfmt = V4L2_PIX_FMT_MPEG4,
+ .num_planes = 1,
+ .type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
+ }, {
+ .pixfmt = V4L2_PIX_FMT_H263,
+ .num_planes = 1,
+ .type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
+ }, {
+ .pixfmt = V4L2_PIX_FMT_H264,
+ .num_planes = 1,
+ .type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
+ }, {
+ .pixfmt = V4L2_PIX_FMT_VP8,
+ .num_planes = 1,
+ .type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
+ },
+};
+
+static const struct vidc_format *find_format(u32 pixfmt, int type)
+{
+ const struct vidc_format *fmt = venc_formats;
+ unsigned int size = ARRAY_SIZE(venc_formats);
+ unsigned int i;
+
+ for (i = 0; i < size; i++) {
+ if (fmt[i].pixfmt == pixfmt)
+ break;
+ }
+
+ if (i == size || fmt[i].type != type)
+ return NULL;
+
+ return &fmt[i];
+}
+
+static const struct vidc_format *find_format_by_index(int index, int type)
+{
+ const struct vidc_format *fmt = venc_formats;
+ unsigned int size = ARRAY_SIZE(venc_formats);
+ int i, k = 0;
+
+ if (index < 0 || index > size)
+ return NULL;
+
+ for (i = 0; i < size; i++) {
+ if (fmt[i].type != type)
+ continue;
+ if (k == index)
+ break;
+ k++;
+ }
+
+ if (i == size)
+ return NULL;
+
+ return &fmt[i];
+}
+
+static int venc_v4l2_to_hfi(int id, int value)
+{
+ switch (id) {
+ case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
+ switch (value) {
+ case V4L2_MPEG_VIDEO_MPEG4_LEVEL_0:
+ default:
+ return HFI_MPEG4_LEVEL_0;
+ case V4L2_MPEG_VIDEO_MPEG4_LEVEL_0B:
+ return HFI_MPEG4_LEVEL_0b;
+ case V4L2_MPEG_VIDEO_MPEG4_LEVEL_1:
+ return HFI_MPEG4_LEVEL_1;
+ case V4L2_MPEG_VIDEO_MPEG4_LEVEL_2:
+ return HFI_MPEG4_LEVEL_2;
+ case V4L2_MPEG_VIDEO_MPEG4_LEVEL_3:
+ return HFI_MPEG4_LEVEL_3;
+ case V4L2_MPEG_VIDEO_MPEG4_LEVEL_4:
+ return HFI_MPEG4_LEVEL_4;
+ case V4L2_MPEG_VIDEO_MPEG4_LEVEL_5:
+ return HFI_MPEG4_LEVEL_5;
+ }
+ case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
+ switch (value) {
+ case V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE:
+ default:
+ return HFI_MPEG4_PROFILE_SIMPLE;
+ case V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE:
+ return HFI_MPEG4_PROFILE_ADVANCEDSIMPLE;
+ }
+ case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
+ switch (value) {
+ case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
+ return HFI_H264_PROFILE_BASELINE;
+ case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE:
+ return HFI_H264_PROFILE_CONSTRAINED_BASE;
+ case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
+ return HFI_H264_PROFILE_MAIN;
+ case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH:
+ default:
+ return HFI_H264_PROFILE_HIGH;
+ }
+ case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
+ switch (value) {
+ case V4L2_MPEG_VIDEO_H264_LEVEL_1_0:
+ return HFI_H264_LEVEL_1;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_1B:
+ return HFI_H264_LEVEL_1b;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_1_1:
+ return HFI_H264_LEVEL_11;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_1_2:
+ return HFI_H264_LEVEL_12;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_1_3:
+ return HFI_H264_LEVEL_13;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_2_0:
+ return HFI_H264_LEVEL_2;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_2_1:
+ return HFI_H264_LEVEL_21;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_2_2:
+ return HFI_H264_LEVEL_22;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_3_0:
+ return HFI_H264_LEVEL_3;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_3_1:
+ return HFI_H264_LEVEL_31;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_3_2:
+ return HFI_H264_LEVEL_32;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_4_0:
+ return HFI_H264_LEVEL_4;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_4_1:
+ return HFI_H264_LEVEL_41;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_4_2:
+ return HFI_H264_LEVEL_42;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_5_0:
+ default:
+ return HFI_H264_LEVEL_5;
+ case V4L2_MPEG_VIDEO_H264_LEVEL_5_1:
+ return HFI_H264_LEVEL_51;
+ }
+ case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
+ switch (value) {
+ case V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC:
+ default:
+ return HFI_H264_ENTROPY_CAVLC;
+ case V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC:
+ return HFI_H264_ENTROPY_CABAC;
+ }
+ case V4L2_CID_MPEG_VIDEO_VPX_PROFILE:
+ switch (value) {
+ case 0:
+ default:
+ return HFI_VPX_PROFILE_VERSION_0;
+ case 1:
+ return HFI_VPX_PROFILE_VERSION_1;
+ case 2:
+ return HFI_VPX_PROFILE_VERSION_2;
+ case 3:
+ return HFI_VPX_PROFILE_VERSION_3;
+ }
+ }
+
+ return 0;
+}
+
+static int venc_set_properties(struct vidc_inst *inst)
+{
+ struct venc_controls *ctr = &inst->controls.enc;
+ struct hfi_core *hfi = &inst->core->hfi;
+ struct hfi_intra_period intra_period;
+ struct hfi_profile_level pl;
+ struct hfi_framerate frate;
+ struct hfi_bitrate brate;
+ struct hfi_idr_period idrp;
+ u32 ptype, rate_control, bitrate, profile = 0, level = 0;
+ int ret;
+
+ ptype = HFI_PROPERTY_CONFIG_FRAME_RATE;
+ frate.buffer_type = HFI_BUFFER_OUTPUT;
+ frate.framerate = inst->fps * (1 << 16);
+
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype, &frate);
+ if (ret)
+ return ret;
+
+ if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H264) {
+ struct hfi_h264_vui_timing_info info;
+
+ ptype = HFI_PROPERTY_PARAM_VENC_H264_VUI_TIMING_INFO;
+ info.enable = 1;
+ info.fixed_framerate = 1;
+ info.time_scale = NSEC_PER_SEC;
+
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype,
+ &info);
+ if (ret)
+ return ret;
+ }
+
+ ptype = HFI_PROPERTY_CONFIG_VENC_IDR_PERIOD;
+ idrp.idr_period = ctr->gop_size;
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype, &idrp);
+ if (ret)
+ return ret;
+
+ if (ctr->num_b_frames) {
+ u32 max_num_b_frames = NUM_B_FRAMES_MAX;
+
+ ptype = HFI_PROPERTY_PARAM_VENC_MAX_NUM_B_FRAMES;
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst,
+ ptype, &max_num_b_frames);
+ if (ret)
+ return ret;
+ }
+
+ /* intra_period = pframes + bframes + 1 */
+ if (!ctr->num_p_frames)
+ ctr->num_p_frames = 2 * 15 - 1,
+
+ ptype = HFI_PROPERTY_CONFIG_VENC_INTRA_PERIOD;
+ intra_period.pframes = ctr->num_p_frames;
+ intra_period.bframes = ctr->num_b_frames;
+
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype,
+ &intra_period);
+ if (ret)
+ return ret;
+
+ if (ctr->bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR)
+ rate_control = HFI_RATE_CONTROL_VBR_CFR;
+ else
+ rate_control = HFI_RATE_CONTROL_CBR_CFR;
+
+ ptype = HFI_PROPERTY_PARAM_VENC_RATE_CONTROL;
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype,
+ &rate_control);
+ if (ret)
+ return ret;
+
+ if (!ctr->bitrate)
+ bitrate = 64000;
+ else
+ bitrate = ctr->bitrate;
+
+ ptype = HFI_PROPERTY_CONFIG_VENC_TARGET_BITRATE;
+ brate.bitrate = bitrate;
+ brate.layer_id = 0;
+
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype, &brate);
+ if (ret)
+ return ret;
+
+ if (!ctr->bitrate_peak)
+ bitrate *= 2;
+ else
+ bitrate = ctr->bitrate_peak;
+
+ ptype = HFI_PROPERTY_CONFIG_VENC_MAX_BITRATE;
+ brate.bitrate = bitrate;
+ brate.layer_id = 0;
+
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype, &brate);
+ if (ret)
+ return ret;
+
+ if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H264) {
+ profile = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_H264_PROFILE,
+ ctr->profile);
+ level = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_H264_LEVEL,
+ ctr->level);
+ } else if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_VP8) {
+ profile = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_VPX_PROFILE,
+ ctr->profile);
+ level = 0;
+ } else if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_MPEG4) {
+ profile = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE,
+ ctr->profile);
+ level = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL,
+ ctr->level);
+ } else if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H263) {
+ profile = 0;
+ level = 0;
+ }
+
+ ptype = HFI_PROPERTY_PARAM_PROFILE_LEVEL_CURRENT;
+ pl.profile = profile;
+ pl.level = level;
+
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype, &pl);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int
+venc_querycap(struct file *file, void *fh, struct v4l2_capability *cap)
+{
+ strlcpy(cap->driver, VIDC_DRV_NAME, sizeof(cap->driver));
+ strlcpy(cap->card, "video encoder", sizeof(cap->card));
+ strlcpy(cap->bus_info, "platform:vidc", sizeof(cap->bus_info));
+
+ cap->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING;
+ cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
+
+ return 0;
+}
+
+static int venc_enum_fmt(struct file *file, void *fh, struct v4l2_fmtdesc *f)
+{
+ const struct vidc_format *fmt;
+
+ fmt = find_format_by_index(f->index, f->type);
+
+ memset(f->reserved, 0, sizeof(f->reserved));
+
+ if (!fmt)
+ return -EINVAL;
+
+ f->pixelformat = fmt->pixfmt;
+
+ return 0;
+}
+
+static const struct vidc_format *
+venc_try_fmt_common(struct vidc_inst *inst, struct v4l2_format *f)
+{
+ struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp;
+ struct v4l2_plane_pix_format *pfmt = pixmp->plane_fmt;
+ struct hfi_inst *hfi_inst = inst->hfi_inst;
+ const struct vidc_format *fmt;
+ unsigned int p;
+
+ memset(pfmt[0].reserved, 0, sizeof(pfmt[0].reserved));
+ memset(pixmp->reserved, 0, sizeof(pixmp->reserved));
+
+ fmt = find_format(pixmp->pixelformat, f->type);
+ if (!fmt) {
+ if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ pixmp->pixelformat = V4L2_PIX_FMT_H264;
+ else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+ pixmp->pixelformat = V4L2_PIX_FMT_NV12;
+ else
+ return NULL;
+ fmt = find_format(pixmp->pixelformat, f->type);
+ pixmp->width = 1280;
+ pixmp->height = 720;
+ }
+
+ pixmp->height = ALIGN(pixmp->height, 32);
+
+ pixmp->width = clamp(pixmp->width, hfi_inst->width.min,
+ hfi_inst->width.max);
+ pixmp->height = clamp(pixmp->height, hfi_inst->height.min,
+ hfi_inst->height.max);
+ if (pixmp->field == V4L2_FIELD_ANY)
+ pixmp->field = V4L2_FIELD_NONE;
+ pixmp->num_planes = fmt->num_planes;
+ pixmp->flags = 0;
+
+ if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+ for (p = 0; p < pixmp->num_planes; p++) {
+ pfmt[p].sizeimage = get_framesize_nv12(p, pixmp->height,
+ pixmp->width);
+
+ pfmt[p].bytesperline = ALIGN(pixmp->width, 128);
+ }
+ } else {
+ pfmt[0].sizeimage = get_framesize_compressed(pixmp->height,
+ pixmp->width);
+ pfmt[0].bytesperline = 0;
+ }
+
+ return fmt;
+}
+
+static int venc_try_fmt(struct file *file, void *fh, struct v4l2_format *f)
+{
+ struct vidc_inst *inst = to_inst(file);
+ const struct vidc_format *fmt;
+
+ fmt = venc_try_fmt_common(inst, f);
+ if (!fmt)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int venc_s_fmt(struct file *file, void *fh, struct v4l2_format *f)
+{
+ struct vidc_inst *inst = to_inst(file);
+ struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp;
+ struct v4l2_pix_format_mplane orig_pixmp;
+ const struct vidc_format *fmt;
+ struct v4l2_format format;
+ u32 pixfmt_out = 0, pixfmt_cap = 0;
+
+ orig_pixmp = *pixmp;
+
+ fmt = venc_try_fmt_common(inst, f);
+ if (!fmt)
+ return -EINVAL;
+
+ if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+ pixfmt_out = pixmp->pixelformat;
+ pixfmt_cap = inst->fmt_cap->pixfmt;
+ } else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
+ pixfmt_cap = pixmp->pixelformat;
+ pixfmt_out = inst->fmt_out->pixfmt;
+ }
+
+ memset(&format, 0, sizeof(format));
+
+ format.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
+ format.fmt.pix_mp.pixelformat = pixfmt_out;
+ format.fmt.pix_mp.width = orig_pixmp.width;
+ format.fmt.pix_mp.height = orig_pixmp.height;
+ venc_try_fmt_common(inst, &format);
+ inst->out_width = format.fmt.pix_mp.width;
+ inst->out_height = format.fmt.pix_mp.height;
+ inst->colorspace = pixmp->colorspace;
+ inst->ycbcr_enc = pixmp->ycbcr_enc;
+ inst->quantization = pixmp->quantization;
+ inst->xfer_func = pixmp->xfer_func;
+
+ memset(&format, 0, sizeof(format));
+
+ format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
+ format.fmt.pix_mp.pixelformat = pixfmt_cap;
+ format.fmt.pix_mp.width = orig_pixmp.width;
+ format.fmt.pix_mp.height = orig_pixmp.height;
+ venc_try_fmt_common(inst, &format);
+ inst->width = format.fmt.pix_mp.width;
+ inst->height = format.fmt.pix_mp.height;
+
+ if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+ inst->fmt_out = fmt;
+ else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ inst->fmt_cap = fmt;
+
+ return 0;
+}
+
+static int venc_g_fmt(struct file *file, void *fh, struct v4l2_format *f)
+{
+ struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp;
+ struct vidc_inst *inst = to_inst(file);
+ const struct vidc_format *fmt;
+
+ if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ fmt = inst->fmt_cap;
+ else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+ fmt = inst->fmt_out;
+ else
+ return -EINVAL;
+
+ pixmp->pixelformat = fmt->pixfmt;
+
+ if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
+ pixmp->width = inst->width;
+ pixmp->height = inst->height;
+ pixmp->colorspace = inst->colorspace;
+ pixmp->ycbcr_enc = inst->ycbcr_enc;
+ pixmp->quantization = inst->quantization;
+ pixmp->xfer_func = inst->xfer_func;
+ } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+ pixmp->width = inst->out_width;
+ pixmp->height = inst->out_height;
+ }
+
+ venc_try_fmt_common(inst, f);
+
+ return 0;
+}
+
+static int venc_g_selection(struct file *file, void *fh,
+ struct v4l2_selection *s)
+{
+ struct vidc_inst *inst = to_inst(file);
+
+ if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+ return -EINVAL;
+
+ switch (s->target) {
+ case V4L2_SEL_TGT_CROP_DEFAULT:
+ case V4L2_SEL_TGT_CROP_BOUNDS:
+ s->r.top = 0;
+ s->r.left = 0;
+ s->r.width = inst->width;
+ s->r.height = inst->height;
+ break;
+ case V4L2_SEL_TGT_CROP:
+ s->r.top = 0;
+ s->r.left = 0;
+ s->r.width = inst->out_width;
+ s->r.height = inst->out_height;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int venc_s_selection(struct file *file, void *fh,
+ struct v4l2_selection *s)
+{
+ return -EINVAL;
+}
+
+static int
+venc_reqbufs(struct file *file, void *fh, struct v4l2_requestbuffers *b)
+{
+ struct vb2_queue *queue = vidc_to_vb2q(file, b->type);
+
+ if (!queue)
+ return -EINVAL;
+
+ if (!b->count)
+ vb2_core_queue_release(queue);
+
+ return vb2_reqbufs(queue, b);
+}
+
+static int venc_querybuf(struct file *file, void *fh, struct v4l2_buffer *b)
+{
+ struct vb2_queue *queue = vidc_to_vb2q(file, b->type);
+ unsigned int p;
+ int ret;
+
+ ret = vb2_querybuf(queue, b);
+ if (ret)
+ return ret;
+
+ if (b->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
+ b->memory == V4L2_MEMORY_MMAP) {
+ for (p = 0; p < b->length; p++)
+ b->m.planes[p].m.mem_offset += DST_QUEUE_OFF_BASE;
+ }
+
+ return 0;
+}
+
+static int venc_create_bufs(struct file *file, void *fh,
+ struct v4l2_create_buffers *b)
+{
+ struct vb2_queue *queue = vidc_to_vb2q(file, b->format.type);
+
+ if (!queue)
+ return -EINVAL;
+
+ return vb2_create_bufs(queue, b);
+}
+
+static int venc_prepare_buf(struct file *file, void *fh, struct v4l2_buffer *b)
+{
+ struct vb2_queue *queue = vidc_to_vb2q(file, b->type);
+
+ if (!queue)
+ return -EINVAL;
+
+ return vb2_prepare_buf(queue, b);
+}
+
+static int venc_qbuf(struct file *file, void *fh, struct v4l2_buffer *b)
+{
+ struct vb2_queue *queue = vidc_to_vb2q(file, b->type);
+
+ if (!queue)
+ return -EINVAL;
+
+ return vb2_qbuf(queue, b);
+}
+
+static int
+venc_exportbuf(struct file *file, void *fh, struct v4l2_exportbuffer *b)
+{
+ struct vb2_queue *queue = vidc_to_vb2q(file, b->type);
+
+ if (!queue)
+ return -EINVAL;
+
+ return vb2_expbuf(queue, b);
+}
+
+static int venc_dqbuf(struct file *file, void *fh, struct v4l2_buffer *b)
+{
+ struct vb2_queue *queue = vidc_to_vb2q(file, b->type);
+
+ if (!queue)
+ return -EINVAL;
+
+ return vb2_dqbuf(queue, b, file->f_flags & O_NONBLOCK);
+}
+
+static int venc_streamon(struct file *file, void *fh, enum v4l2_buf_type type)
+{
+ struct vb2_queue *queue = vidc_to_vb2q(file, type);
+
+ if (!queue)
+ return -EINVAL;
+
+ return vb2_streamon(queue, type);
+}
+
+static int venc_streamoff(struct file *file, void *fh, enum v4l2_buf_type type)
+{
+ struct vb2_queue *queue = vidc_to_vb2q(file, type);
+
+ if (!queue)
+ return -EINVAL;
+
+ return vb2_streamoff(queue, type);
+}
+
+static int venc_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a)
+{
+ struct vidc_inst *inst = to_inst(file);
+ struct v4l2_outputparm *out = &a->parm.output;
+ struct v4l2_fract *timeperframe = &out->timeperframe;
+ u64 us_per_frame, fps;
+
+ if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
+ a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+ return -EINVAL;
+
+ memset(out->reserved, 0, sizeof(out->reserved));
+
+ if (!timeperframe->denominator)
+ timeperframe->denominator = inst->timeperframe.denominator;
+ if (!timeperframe->numerator)
+ timeperframe->numerator = inst->timeperframe.numerator;
+
+ out->capability = V4L2_CAP_TIMEPERFRAME;
+
+ us_per_frame = timeperframe->numerator * (u64)USEC_PER_SEC;
+ do_div(us_per_frame, timeperframe->denominator);
+
+ if (!us_per_frame)
+ return -EINVAL;
+
+ fps = (u64)USEC_PER_SEC;
+ do_div(fps, us_per_frame);
+
+ inst->timeperframe = *timeperframe;
+ inst->fps = fps;
+
+ return 0;
+}
+
+static int venc_g_parm(struct file *file, void *fh, struct v4l2_streamparm *a)
+{
+ struct vidc_inst *inst = to_inst(file);
+
+ if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
+ a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+ return -EINVAL;
+
+ a->parm.output.capability |= V4L2_CAP_TIMEPERFRAME;
+ a->parm.output.timeperframe = inst->timeperframe;
+
+ return 0;
+}
+
+static int venc_enum_framesizes(struct file *file, void *fh,
+ struct v4l2_frmsizeenum *fsize)
+{
+ struct hfi_inst *inst = to_hfi_inst(file);
+ const struct vidc_format *fmt;
+
+ fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
+
+ fmt = find_format(fsize->pixel_format,
+ V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
+ if (!fmt) {
+ fmt = find_format(fsize->pixel_format,
+ V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
+ if (!fmt)
+ return -EINVAL;
+ }
+
+ if (fsize->index)
+ return -EINVAL;
+
+ fsize->stepwise.min_width = inst->width.min;
+ fsize->stepwise.max_width = inst->width.max;
+ fsize->stepwise.step_width = inst->width.step_size;
+ fsize->stepwise.min_height = inst->height.min;
+ fsize->stepwise.max_height = inst->height.max;
+ fsize->stepwise.step_height = inst->height.step_size;
+
+ return 0;
+}
+
+static int venc_enum_frameintervals(struct file *file, void *fh,
+ struct v4l2_frmivalenum *fival)
+{
+ struct hfi_inst *inst = to_hfi_inst(file);
+ const struct vidc_format *fmt;
+
+ fival->type = V4L2_FRMIVAL_TYPE_STEPWISE;
+
+ fmt = find_format(fival->pixel_format,
+ V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
+ if (!fmt) {
+ fmt = find_format(fival->pixel_format,
+ V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
+ if (!fmt)
+ return -EINVAL;
+ }
+
+ if (fival->index)
+ return -EINVAL;
+
+ if (!fival->width || !fival->height)
+ return -EINVAL;
+
+ if (fival->width > inst->width.max ||
+ fival->width < inst->width.min ||
+ fival->height > inst->height.max ||
+ fival->height < inst->height.min)
+ return -EINVAL;
+
+ fival->stepwise.min.numerator = 1;
+ fival->stepwise.min.denominator = inst->framerate.max;
+ fival->stepwise.max.numerator = 1;
+ fival->stepwise.max.denominator = inst->framerate.min;
+ fival->stepwise.step.numerator = 1;
+ fival->stepwise.step.denominator = inst->framerate.max;
+
+ return 0;
+}
+
+static int venc_subscribe_event(struct v4l2_fh *fh,
+ const struct v4l2_event_subscription *sub)
+{
+ switch (sub->type) {
+ case V4L2_EVENT_EOS:
+ return v4l2_event_subscribe(fh, sub, 2, NULL);
+ case V4L2_EVENT_SOURCE_CHANGE:
+ return v4l2_src_change_event_subscribe(fh, sub);
+ case V4L2_EVENT_CTRL:
+ return v4l2_ctrl_subscribe_event(fh, sub);
+ default:
+ return -EINVAL;
+ }
+}
+
+static const struct v4l2_ioctl_ops venc_ioctl_ops = {
+ .vidioc_querycap = venc_querycap,
+ .vidioc_enum_fmt_vid_cap_mplane = venc_enum_fmt,
+ .vidioc_enum_fmt_vid_out_mplane = venc_enum_fmt,
+ .vidioc_s_fmt_vid_cap_mplane = venc_s_fmt,
+ .vidioc_s_fmt_vid_out_mplane = venc_s_fmt,
+ .vidioc_g_fmt_vid_cap_mplane = venc_g_fmt,
+ .vidioc_g_fmt_vid_out_mplane = venc_g_fmt,
+ .vidioc_try_fmt_vid_cap_mplane = venc_try_fmt,
+ .vidioc_try_fmt_vid_out_mplane = venc_try_fmt,
+ .vidioc_g_selection = venc_g_selection,
+ .vidioc_s_selection = venc_s_selection,
+ .vidioc_reqbufs = venc_reqbufs,
+ .vidioc_querybuf = venc_querybuf,
+ .vidioc_create_bufs = venc_create_bufs,
+ .vidioc_prepare_buf = venc_prepare_buf,
+ .vidioc_qbuf = venc_qbuf,
+ .vidioc_expbuf = venc_exportbuf,
+ .vidioc_dqbuf = venc_dqbuf,
+ .vidioc_streamon = venc_streamon,
+ .vidioc_streamoff = venc_streamoff,
+ .vidioc_s_parm = venc_s_parm,
+ .vidioc_g_parm = venc_g_parm,
+ .vidioc_enum_framesizes = venc_enum_framesizes,
+ .vidioc_enum_frameintervals = venc_enum_frameintervals,
+ .vidioc_subscribe_event = venc_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
+};
+
+static int venc_init_session(struct vidc_inst *inst)
+{
+ struct hfi_core *hfi = &inst->core->hfi;
+ u32 pixfmt = inst->fmt_cap->pixfmt;
+ struct hfi_framesize fs;
+ u32 ptype;
+ int ret;
+
+ ret = vidc_hfi_session_init(hfi, inst->hfi_inst, pixfmt,
+ VIDC_SESSION_TYPE_ENC);
+ if (ret)
+ return ret;
+
+ ptype = HFI_PROPERTY_PARAM_FRAME_SIZE;
+ fs.buffer_type = HFI_BUFFER_INPUT;
+ fs.width = inst->out_width;
+ fs.height = inst->out_height;
+
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype, &fs);
+ if (ret)
+ goto err;
+
+ fs.buffer_type = HFI_BUFFER_OUTPUT;
+ fs.width = inst->width;
+ fs.height = inst->height;
+
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype, &fs);
+ if (ret)
+ goto err;
+
+ pixfmt = inst->fmt_out->pixfmt;
+
+ ret = vidc_set_color_format(inst, HFI_BUFFER_INPUT, pixfmt);
+ if (ret)
+ goto err;
+
+ return 0;
+err:
+ vidc_hfi_session_deinit(hfi, inst->hfi_inst);
+ return ret;
+}
+
+static int venc_cap_num_buffers(struct vidc_inst *inst,
+ struct hfi_buffer_requirements *bufreq)
+{
+ struct hfi_core *hfi = &inst->core->hfi;
+ struct device *dev = inst->core->dev;
+ int ret, ret2;
+
+ ret = pm_runtime_get_sync(dev);
+ if (ret < 0)
+ return ret;
+
+ ret = venc_init_session(inst);
+ if (ret)
+ goto put_sync;
+
+ ret = vidc_buf_descs(inst, HFI_BUFFER_OUTPUT, bufreq);
+
+ vidc_hfi_session_deinit(hfi, inst->hfi_inst);
+
+put_sync:
+ ret2 = pm_runtime_put_sync(dev);
+
+ return ret ? ret : ret2;
+}
+
+static int venc_queue_setup(struct vb2_queue *q,
+ unsigned int *num_buffers, unsigned int *num_planes,
+ unsigned int sizes[], struct device *alloc_devs[])
+{
+ struct vidc_inst *inst = vb2_get_drv_priv(q);
+ struct hfi_buffer_requirements bufreq;
+ unsigned int p;
+ int ret = 0;
+
+ switch (q->type) {
+ case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
+ *num_planes = inst->fmt_out->num_planes;
+ *num_buffers = clamp_val(*num_buffers, 5, VIDEO_MAX_FRAME);
+ inst->num_input_bufs = *num_buffers;
+
+ for (p = 0; p < *num_planes; ++p) {
+ sizes[p] = get_framesize_nv12(p, inst->height,
+ inst->width);
+ alloc_devs[p] = inst->core->dev;
+ }
+ break;
+ case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
+ *num_planes = inst->fmt_cap->num_planes;
+
+ ret = venc_cap_num_buffers(inst, &bufreq);
+ if (ret)
+ break;
+
+ *num_buffers = max(*num_buffers, bufreq.count_actual);
+ inst->num_output_bufs = *num_buffers;
+
+ sizes[0] = get_framesize_compressed(inst->height, inst->width);
+ alloc_devs[0] = inst->core->dev;
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static int venc_check_configuration(struct vidc_inst *inst)
+{
+ struct hfi_buffer_requirements bufreq;
+ int ret;
+
+ ret = vidc_buf_descs(inst, HFI_BUFFER_OUTPUT, &bufreq);
+ if (ret)
+ return ret;
+
+ if (inst->num_output_bufs < bufreq.count_actual ||
+ inst->num_output_bufs < bufreq.count_min)
+ return -EINVAL;
+
+ ret = vidc_buf_descs(inst, HFI_BUFFER_INPUT, &bufreq);
+ if (ret)
+ return ret;
+
+ if (inst->num_input_bufs < bufreq.count_actual ||
+ inst->num_input_bufs < bufreq.count_min)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int venc_start_streaming(struct vb2_queue *q, unsigned int count)
+{
+ struct vidc_inst *inst = vb2_get_drv_priv(q);
+ struct hfi_core *hfi = &inst->core->hfi;
+ struct device *dev = inst->core->dev;
+ struct hfi_buffer_count_actual buf_count;
+ struct vb2_queue *queue;
+ u32 ptype;
+ int ret;
+
+ switch (q->type) {
+ case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
+ queue = &inst->bufq_cap;
+ break;
+ case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
+ queue = &inst->bufq_out;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (!vb2_is_streaming(queue))
+ return 0;
+
+ inst->sequence = 0;
+
+ ret = pm_runtime_get_sync(dev);
+ if (ret < 0)
+ return ret;
+
+ ret = venc_init_session(inst);
+ if (ret)
+ goto put_sync;
+
+ ret = venc_set_properties(inst);
+ if (ret)
+ goto deinit_sess;
+
+ ret = venc_check_configuration(inst);
+ if (ret)
+ goto deinit_sess;
+
+ ptype = HFI_PROPERTY_PARAM_BUFFER_COUNT_ACTUAL;
+ buf_count.type = HFI_BUFFER_OUTPUT;
+ buf_count.count_actual = inst->num_output_bufs;
+
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype,
+ &buf_count);
+ if (ret)
+ goto deinit_sess;
+
+ buf_count.type = HFI_BUFFER_INPUT;
+ buf_count.count_actual = inst->num_input_bufs;
+
+ ret = vidc_hfi_session_set_property(hfi, inst->hfi_inst, ptype,
+ &buf_count);
+ if (ret)
+ goto deinit_sess;
+
+ ret = vidc_vb2_start_streaming(inst);
+ if (ret)
+ goto deinit_sess;
+
+ return 0;
+
+deinit_sess:
+ vidc_hfi_session_deinit(hfi, inst->hfi_inst);
+put_sync:
+ pm_runtime_put_sync(dev);
+ return ret;
+}
+
+static const struct vb2_ops venc_vb2_ops = {
+ .queue_setup = venc_queue_setup,
+ .buf_init = vidc_vb2_buf_init,
+ .buf_prepare = vidc_vb2_buf_prepare,
+ .start_streaming = venc_start_streaming,
+ .stop_streaming = vidc_vb2_stop_streaming,
+ .buf_queue = vidc_vb2_buf_queue,
+};
+
+static int venc_empty_buf_done(struct hfi_inst *hfi_inst, u32 addr,
+ u32 bytesused, u32 data_offset, u32 flags)
+{
+ struct vidc_inst *inst = hfi_inst->ops_priv;
+ struct vb2_v4l2_buffer *vbuf;
+ enum vb2_buffer_state state;
+ struct vb2_buffer *vb;
+
+ vbuf = vidc_vb2_find_buf(inst, addr);
+ if (!vbuf)
+ return -EINVAL;
+
+ vb = &vbuf->vb2_buf;
+ vb->planes[0].bytesused = bytesused;
+ vb->planes[0].data_offset = data_offset;
+ vbuf->flags = flags;
+ state = VB2_BUF_STATE_DONE;
+
+ if (data_offset > vb->planes[0].length ||
+ bytesused > vb->planes[0].length)
+ state = VB2_BUF_STATE_ERROR;
+
+ vb2_buffer_done(vb, state);
+
+ return 0;
+}
+
+static int venc_fill_buf_done(struct hfi_inst *hfi_inst, u32 addr,
+ u32 bytesused, u32 data_offset, u32 flags,
+ struct timeval *timestamp)
+{
+ struct vidc_inst *inst = hfi_inst->ops_priv;
+ struct vb2_v4l2_buffer *vbuf;
+ enum vb2_buffer_state state;
+ struct vb2_buffer *vb;
+
+ vbuf = vidc_vb2_find_buf(inst, addr);
+ if (!vbuf)
+ return -EINVAL;
+
+ vb = &vbuf->vb2_buf;
+ vb->planes[0].bytesused = bytesused;
+ vb->planes[0].data_offset = data_offset;
+ vb->timestamp = timeval_to_ns(timestamp);
+ vbuf->flags = flags;
+ vbuf->sequence = inst->sequence++;
+ state = VB2_BUF_STATE_DONE;
+
+ if (data_offset > vb->planes[0].length ||
+ bytesused > vb->planes[0].length)
+ state = VB2_BUF_STATE_ERROR;
+
+ vb2_buffer_done(vb, state);
+
+ return 0;
+}
+
+static int venc_event_notify(struct hfi_inst *hfi_inst, u32 event,
+ struct hfi_event_data *data)
+{
+ struct vidc_inst *inst = hfi_inst->ops_priv;
+ struct device *dev = inst->core->dev;
+
+ switch (event) {
+ case EVT_SESSION_ERROR:
+ if (hfi_inst) {
+ mutex_lock(&hfi_inst->lock);
+ inst->hfi_inst->state = INST_INVALID;
+ mutex_unlock(&hfi_inst->lock);
+ }
+ dev_err(dev, "enc: event session error (inst:%p)\n", hfi_inst);
+ break;
+ case EVT_SYS_EVENT_CHANGE:
+ switch (data->event_type) {
+ case HFI_EVENT_DATA_SEQUENCE_CHANGED_SUFFICIENT_BUF_RESOURCES:
+ dev_dbg(dev, "event sufficient resources\n");
+ break;
+ case HFI_EVENT_DATA_SEQUENCE_CHANGED_INSUFFICIENT_BUF_RESOURCES:
+ inst->reconfig_height = data->height;
+ inst->reconfig_width = data->width;
+ inst->in_reconfig = true;
+ dev_dbg(dev, "event not sufficient resources\n");
+ break;
+ default:
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static const struct hfi_inst_ops venc_hfi_ops = {
+ .empty_buf_done = venc_empty_buf_done,
+ .fill_buf_done = venc_fill_buf_done,
+ .event_notify = venc_event_notify,
+};
+
+static void venc_inst_init(struct vidc_inst *inst)
+{
+ struct hfi_inst *hfi_inst = inst->hfi_inst;
+
+ inst->fmt_cap = &venc_formats[2];
+ inst->fmt_out = &venc_formats[0];
+ inst->width = 1280;
+ inst->height = ALIGN(720, 32);
+ inst->fps = 15;
+ inst->timeperframe.numerator = 1;
+ inst->timeperframe.denominator = 15;
+
+ hfi_inst->width.min = 64;
+ hfi_inst->width.max = 1920;
+ hfi_inst->width.step_size = 1;
+ hfi_inst->height.min = 64;
+ hfi_inst->height.max = ALIGN(1080, 32);
+ hfi_inst->height.step_size = 1;
+ hfi_inst->framerate.min = 1;
+ hfi_inst->framerate.max = 30;
+ hfi_inst->framerate.step_size = 1;
+ hfi_inst->mbs_per_frame.min = 16;
+ hfi_inst->mbs_per_frame.max = 8160;
+}
+
+int venc_init(struct vidc_core *core, struct video_device *enc)
+{
+ int ret;
+
+ enc->release = video_device_release_empty;
+ enc->fops = &vidc_fops;
+ enc->ioctl_ops = &venc_ioctl_ops;
+ enc->vfl_dir = VFL_DIR_M2M;
+ enc->v4l2_dev = &core->v4l2_dev;
+
+ ret = video_register_device(enc, VFL_TYPE_GRABBER, -1);
+ if (ret)
+ return ret;
+
+ video_set_drvdata(enc, core);
+
+ return 0;
+}
+
+void venc_deinit(struct vidc_core *core, struct video_device *enc)
+{
+ video_unregister_device(enc);
+}
+
+int venc_open(struct vidc_inst *inst)
+{
+ struct hfi_core *hfi = &inst->core->hfi;
+ struct vb2_queue *q;
+ int ret;
+
+ ret = venc_ctrl_init(inst);
+ if (ret)
+ return ret;
+
+ inst->hfi_inst = vidc_hfi_session_create(hfi, &venc_hfi_ops, inst);
+ if (IS_ERR(inst->hfi_inst)) {
+ ret = PTR_ERR(inst->hfi_inst);
+ goto err_ctrl_deinit;
+ }
+
+ venc_inst_init(inst);
+
+ q = &inst->bufq_cap;
+ q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
+ q->io_modes = VB2_MMAP | VB2_DMABUF;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
+ q->ops = &venc_vb2_ops;
+ q->mem_ops = &vb2_dma_sg_memops;
+ q->drv_priv = inst;
+ q->buf_struct_size = sizeof(struct vidc_buffer);
+ q->allow_zero_bytesused = 1;
+ ret = vb2_queue_init(q);
+ if (ret)
+ goto err_session_destroy;
+
+ q = &inst->bufq_out;
+ q->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
+ q->io_modes = VB2_MMAP | VB2_DMABUF;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
+ q->ops = &venc_vb2_ops;
+ q->mem_ops = &vb2_dma_sg_memops;
+ q->drv_priv = inst;
+ q->buf_struct_size = sizeof(struct vidc_buffer);
+ q->allow_zero_bytesused = 1;
+ ret = vb2_queue_init(q);
+ if (ret)
+ goto err_cap_queue_release;
+
+ return 0;
+
+err_cap_queue_release:
+ vb2_queue_release(&inst->bufq_cap);
+err_session_destroy:
+ vidc_hfi_session_destroy(hfi, inst->hfi_inst);
+ inst->hfi_inst = NULL;
+err_ctrl_deinit:
+ venc_ctrl_deinit(inst);
+ return ret;
+}
+
+void venc_close(struct vidc_inst *inst)
+{
+ struct hfi_core *hfi = &inst->core->hfi;
+
+ vb2_queue_release(&inst->bufq_out);
+ vb2_queue_release(&inst->bufq_cap);
+ venc_ctrl_deinit(inst);
+ vidc_hfi_session_destroy(hfi, inst->hfi_inst);
+}
diff --git a/drivers/media/platform/qcom/vidc/venc.h b/drivers/media/platform/qcom/vidc/venc.h
new file mode 100644
index 000000000000..ef839b59def4
--- /dev/null
+++ b/drivers/media/platform/qcom/vidc/venc.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2012-2014, The Linux Foundation. All rights reserved.
+ * Copyright (C) 2016 Linaro Ltd.
+ *
+ * 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.
+ *
+ */
+#ifndef __VIDC_VENC_H__
+#define __VIDC_VENC_H__
+
+struct vidc_core;
+struct video_device;
+struct vidc_inst;
+
+int venc_init(struct vidc_core *core, struct video_device *enc);
+void venc_deinit(struct vidc_core *core, struct video_device *enc);
+int venc_open(struct vidc_inst *inst);
+void venc_close(struct vidc_inst *inst);
+
+#endif
diff --git a/drivers/media/platform/qcom/vidc/venc_ctrls.c b/drivers/media/platform/qcom/vidc/venc_ctrls.c
new file mode 100644
index 000000000000..61331f95d54a
--- /dev/null
+++ b/drivers/media/platform/qcom/vidc/venc_ctrls.c
@@ -0,0 +1,396 @@
+/*
+ * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
+ * Copyright (C) 2016 Linaro Ltd.
+ *
+ * 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/types.h>
+#include <media/v4l2-ctrls.h>
+
+#include "core.h"
+
+#define BITRATE_MIN 32000
+#define BITRATE_MAX 160000000
+#define BITRATE_DEFAULT 1000000
+#define BITRATE_DEFAULT_PEAK (BITRATE_DEFAULT * 2)
+#define BITRATE_STEP 100
+#define SLICE_BYTE_SIZE_MAX 1024
+#define SLICE_BYTE_SIZE_MIN 1024
+#define SLICE_MB_SIZE_MAX 300
+#define INTRA_REFRESH_MBS_MAX 300
+#define AT_SLICE_BOUNDARY \
+ V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY
+static struct vidc_ctrl venc_ctrls[] = {
+ {
+ .id = V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .min = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
+ .max = V4L2_MPEG_VIDEO_BITRATE_MODE_CBR,
+ .def = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
+ .menu_skip_mask = ~((1 << V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) |
+ (1 << V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)),
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_BITRATE,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = BITRATE_MIN,
+ .max = BITRATE_MAX,
+ .def = BITRATE_DEFAULT,
+ .step = BITRATE_STEP,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = BITRATE_MIN,
+ .max = BITRATE_MAX,
+ .def = BITRATE_DEFAULT_PEAK,
+ .step = BITRATE_STEP,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .min = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC,
+ .max = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC,
+ .def = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .min = V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE,
+ .max = V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_CODING_EFFICIENCY,
+ .def = V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE,
+ .menu_skip_mask = ~(
+ (1 << V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE) |
+ (1 << V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE)
+ ),
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .min = V4L2_MPEG_VIDEO_MPEG4_LEVEL_0,
+ .max = V4L2_MPEG_VIDEO_MPEG4_LEVEL_5,
+ .def = V4L2_MPEG_VIDEO_MPEG4_LEVEL_0,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_PROFILE,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
+ .max = V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH,
+ .def = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
+ .menu_skip_mask = ~(
+ (1 << V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
+ (1 << V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE) |
+ (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MAIN) |
+ (1 << V4L2_MPEG_VIDEO_H264_PROFILE_HIGH) |
+ (1 << V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH) |
+ (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH)
+ ),
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_LEVEL,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .min = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
+ .max = V4L2_MPEG_VIDEO_H264_LEVEL_5_1,
+ .def = V4L2_MPEG_VIDEO_H264_LEVEL_5_0,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_VPX_PROFILE,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 0,
+ .max = 3,
+ .def = 0,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 1,
+ .max = 51,
+ .def = 26,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 1,
+ .max = 51,
+ .def = 28,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 1,
+ .max = 51,
+ .def = 30,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_MIN_QP,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 1,
+ .max = 51,
+ .def = 1,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_MAX_QP,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 1,
+ .max = 51,
+ .def = 51,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .min = V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE,
+ .max = V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES,
+ .def = V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = SLICE_BYTE_SIZE_MIN,
+ .max = SLICE_BYTE_SIZE_MAX,
+ .def = SLICE_BYTE_SIZE_MIN,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 1,
+ .max = SLICE_MB_SIZE_MAX,
+ .def = 1,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = -6,
+ .max = 6,
+ .def = 0,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = -6,
+ .max = 6,
+ .def = 0,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .min = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED,
+ .max = AT_SLICE_BOUNDARY,
+ .def = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_HEADER_MODE,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .min = V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE,
+ .max = V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
+ .def = V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE,
+ .menu_skip_mask =
+ 1 << V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 0,
+ .max = INTRA_REFRESH_MBS_MAX,
+ .def = 0,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .min = 0,
+ .max = 1,
+ .def = 0,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .min = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED,
+ .max = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED,
+ .def = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_GOP_SIZE,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 0,
+ .max = (1 << 16) - 1,
+ .def = 12,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 0,
+ .max = (1 << 16) - 1,
+ .def = 0,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .min = 0,
+ .max = 1,
+ .def = 0,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_VPX_MIN_QP,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 1,
+ .max = 128,
+ .def = 1,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_VPX_MAX_QP,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 1,
+ .max = 128,
+ .def = 128,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_B_FRAMES,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 0,
+ .max = INT_MAX,
+ .def = 0,
+ .step = 1,
+ }, {
+ .id = V4L2_CID_MPEG_VIDEO_H264_I_PERIOD,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 0,
+ .max = (1 << 16) - 1,
+ .step = 1,
+ .def = 0,
+ },
+};
+
+#define NUM_CTRLS ARRAY_SIZE(venc_ctrls)
+
+static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct vidc_inst *inst = ctrl_to_inst(ctrl);
+ struct venc_controls *ctr = &inst->controls.enc;
+
+ switch (ctrl->id) {
+ case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
+ ctr->bitrate_mode = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_BITRATE:
+ ctr->bitrate = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
+ ctr->bitrate_peak = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
+ ctr->h264_entropy_mode = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
+ case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
+ case V4L2_CID_MPEG_VIDEO_VPX_PROFILE:
+ ctr->profile = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
+ case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
+ ctr->level = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:
+ ctr->h264_i_qp = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP:
+ ctr->h264_p_qp = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP:
+ ctr->h264_b_qp = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_MIN_QP:
+ ctr->h264_min_qp = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
+ ctr->h264_max_qp = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
+ ctr->multi_slice_mode = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES:
+ ctr->multi_slice_max_bytes = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB:
+ ctr->multi_slice_max_mb = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA:
+ ctr->h264_loop_filter_alpha = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA:
+ ctr->h264_loop_filter_beta = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
+ ctr->h264_loop_filter_mode = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
+ ctr->header_mode = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:
+ break;
+ case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
+ ctr->gop_size = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
+ ctr->h264_i_period = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE:
+ case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC:
+ case V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE:
+ case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM:
+ break;
+ case V4L2_CID_MPEG_VIDEO_VPX_MIN_QP:
+ ctr->vp8_min_qp = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_VPX_MAX_QP:
+ ctr->vp8_max_qp = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_B_FRAMES:
+ ctr->num_b_frames = ctrl->val;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static const struct v4l2_ctrl_ops venc_ctrl_ops = {
+ .s_ctrl = venc_op_s_ctrl,
+};
+
+int venc_ctrl_init(struct vidc_inst *inst)
+{
+ unsigned int i;
+ int ret;
+
+ ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, NUM_CTRLS);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < NUM_CTRLS; i++) {
+ struct v4l2_ctrl *ctrl;
+
+ if (venc_ctrls[i].type == V4L2_CTRL_TYPE_MENU) {
+ ctrl = v4l2_ctrl_new_std_menu(&inst->ctrl_handler,
+ &venc_ctrl_ops, venc_ctrls[i].id,
+ venc_ctrls[i].max,
+ venc_ctrls[i].menu_skip_mask,
+ venc_ctrls[i].def);
+ } else {
+ ctrl = v4l2_ctrl_new_std(&inst->ctrl_handler,
+ &venc_ctrl_ops, venc_ctrls[i].id,
+ venc_ctrls[i].min,
+ venc_ctrls[i].max,
+ venc_ctrls[i].step,
+ venc_ctrls[i].def);
+ }
+
+ ret = inst->ctrl_handler.error;
+ if (ret) {
+ v4l2_ctrl_handler_free(&inst->ctrl_handler);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+void venc_ctrl_deinit(struct vidc_inst *inst)
+{
+ v4l2_ctrl_handler_free(&inst->ctrl_handler);
+}
diff --git a/drivers/media/platform/qcom/vidc/venc_ctrls.h b/drivers/media/platform/qcom/vidc/venc_ctrls.h
new file mode 100644
index 000000000000..4441f550f57d
--- /dev/null
+++ b/drivers/media/platform/qcom/vidc/venc_ctrls.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
+ * Copyright (C) 2016 Linaro Ltd.
+ *
+ * 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.
+ *
+ */
+#ifndef __VIDC_VENC_CTRLS_H__
+#define __VIDC_VENC_CTRLS_H__
+
+struct vidc_inst;
+
+int venc_ctrl_init(struct vidc_inst *inst);
+void venc_ctrl_deinit(struct vidc_inst *inst);
+
+#endif
--
2.7.4