| /* |
| * Copyright (c) 2012-2016, The Linux Foundation. All rights reserved. |
| * Copyright (C) 2017 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/clk.h> |
| #include <linux/module.h> |
| #include <linux/mod_devicetable.h> |
| #include <linux/platform_device.h> |
| #include <linux/pm_runtime.h> |
| #include <linux/slab.h> |
| #include <media/v4l2-mem2mem.h> |
| #include <media/videobuf2-dma-sg.h> |
| #include <media/v4l2-ioctl.h> |
| #include <media/v4l2-event.h> |
| #include <media/v4l2-ctrls.h> |
| |
| #include "hfi_venus_io.h" |
| #include "hfi_parser.h" |
| #include "core.h" |
| #include "helpers.h" |
| #include "venc.h" |
| |
| #define NUM_B_FRAMES_MAX 4 |
| |
| /* |
| * Three resons to keep MPLANE formats (despite that the number of planes |
| * currently is one): |
| * - the MPLANE formats allow only one plane to be used |
| * - the downstream driver use MPLANE formats too |
| * - future firmware versions could add support for >1 planes |
| */ |
| static const struct venus_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, |
| }, { |
| .pixfmt = V4L2_PIX_FMT_HEVC, |
| .num_planes = 1, |
| .type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE, |
| }, |
| }; |
| |
| static const struct venus_format * |
| find_format(struct venus_inst *inst, u32 pixfmt, u32 type) |
| { |
| const struct venus_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; |
| |
| if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE && |
| !venus_helper_check_codec(inst, fmt[i].pixfmt)) |
| return NULL; |
| |
| return &fmt[i]; |
| } |
| |
| static const struct venus_format * |
| find_format_by_index(struct venus_inst *inst, unsigned int index, u32 type) |
| { |
| const struct venus_format *fmt = venc_formats; |
| unsigned int size = ARRAY_SIZE(venc_formats); |
| unsigned int i, k = 0; |
| |
| if (index > size) |
| return NULL; |
| |
| for (i = 0; i < size; i++) { |
| bool valid; |
| |
| if (fmt[i].type != type) |
| continue; |
| valid = type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE || |
| venus_helper_check_codec(inst, fmt[i].pixfmt); |
| if (k == index && valid) |
| break; |
| if (valid) |
| 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_VP8_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; |
| } |
| case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE: |
| switch (value) { |
| case V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED: |
| default: |
| return HFI_H264_DB_MODE_ALL_BOUNDARY; |
| case V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED: |
| return HFI_H264_DB_MODE_DISABLE; |
| case V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY: |
| return HFI_H264_DB_MODE_SKIP_SLICE_BOUNDARY; |
| } |
| case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE: |
| switch (value) { |
| case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN: |
| default: |
| return HFI_HEVC_PROFILE_MAIN; |
| case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE: |
| return HFI_HEVC_PROFILE_MAIN_STILL_PIC; |
| case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10: |
| return HFI_HEVC_PROFILE_MAIN10; |
| } |
| case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL: |
| switch (value) { |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_1: |
| default: |
| return HFI_HEVC_LEVEL_1; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_2: |
| return HFI_HEVC_LEVEL_2; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1: |
| return HFI_HEVC_LEVEL_21; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_3: |
| return HFI_HEVC_LEVEL_3; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1: |
| return HFI_HEVC_LEVEL_31; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_4: |
| return HFI_HEVC_LEVEL_4; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1: |
| return HFI_HEVC_LEVEL_41; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_5: |
| return HFI_HEVC_LEVEL_5; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1: |
| return HFI_HEVC_LEVEL_51; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2: |
| return HFI_HEVC_LEVEL_52; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_6: |
| return HFI_HEVC_LEVEL_6; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_1: |
| return HFI_HEVC_LEVEL_61; |
| case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2: |
| return HFI_HEVC_LEVEL_62; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int |
| venc_querycap(struct file *file, void *fh, struct v4l2_capability *cap) |
| { |
| strlcpy(cap->driver, "qcom-venus", sizeof(cap->driver)); |
| strlcpy(cap->card, "Qualcomm Venus video encoder", sizeof(cap->card)); |
| strlcpy(cap->bus_info, "platform:qcom-venus", sizeof(cap->bus_info)); |
| |
| return 0; |
| } |
| |
| static int venc_enum_fmt(struct file *file, void *fh, struct v4l2_fmtdesc *f) |
| { |
| struct venus_inst *inst = to_inst(file); |
| const struct venus_format *fmt; |
| |
| fmt = find_format_by_index(inst, f->index, f->type); |
| |
| memset(f->reserved, 0, sizeof(f->reserved)); |
| |
| if (!fmt) |
| return -EINVAL; |
| |
| f->pixelformat = fmt->pixfmt; |
| |
| return 0; |
| } |
| |
| static const struct venus_format * |
| venc_try_fmt_common(struct venus_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; |
| const struct venus_format *fmt; |
| |
| memset(pfmt[0].reserved, 0, sizeof(pfmt[0].reserved)); |
| memset(pixmp->reserved, 0, sizeof(pixmp->reserved)); |
| |
| fmt = find_format(inst, 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(inst, pixmp->pixelformat, f->type); |
| if (!fmt) |
| return NULL; |
| } |
| |
| pixmp->width = clamp(pixmp->width, frame_width_min(inst), |
| frame_width_max(inst)); |
| pixmp->height = clamp(pixmp->height, frame_height_min(inst), |
| frame_height_max(inst)); |
| |
| if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) |
| pixmp->height = ALIGN(pixmp->height, 32); |
| |
| pixmp->width = ALIGN(pixmp->width, 2); |
| pixmp->height = ALIGN(pixmp->height, 2); |
| |
| if (pixmp->field == V4L2_FIELD_ANY) |
| pixmp->field = V4L2_FIELD_NONE; |
| pixmp->num_planes = fmt->num_planes; |
| pixmp->flags = 0; |
| |
| pfmt[0].sizeimage = venus_helper_get_framesz(pixmp->pixelformat, |
| pixmp->width, |
| pixmp->height); |
| |
| if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) |
| pfmt[0].bytesperline = ALIGN(pixmp->width, 128); |
| else |
| pfmt[0].bytesperline = 0; |
| |
| return fmt; |
| } |
| |
| static int venc_try_fmt(struct file *file, void *fh, struct v4l2_format *f) |
| { |
| struct venus_inst *inst = to_inst(file); |
| |
| venc_try_fmt_common(inst, f); |
| |
| return 0; |
| } |
| |
| static int venc_s_fmt(struct file *file, void *fh, struct v4l2_format *f) |
| { |
| struct venus_inst *inst = to_inst(file); |
| struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp; |
| struct v4l2_pix_format_mplane orig_pixmp; |
| const struct venus_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); |
| |
| if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { |
| 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 venus_inst *inst = to_inst(file); |
| const struct venus_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 venus_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.width = inst->width; |
| s->r.height = inst->height; |
| break; |
| case V4L2_SEL_TGT_CROP: |
| s->r.width = inst->out_width; |
| s->r.height = inst->out_height; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| s->r.top = 0; |
| s->r.left = 0; |
| |
| return 0; |
| } |
| |
| static int |
| venc_s_selection(struct file *file, void *fh, struct v4l2_selection *s) |
| { |
| struct venus_inst *inst = to_inst(file); |
| |
| if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) |
| return -EINVAL; |
| |
| switch (s->target) { |
| case V4L2_SEL_TGT_CROP: |
| if (s->r.width != inst->out_width || |
| s->r.height != inst->out_height || |
| s->r.top != 0 || s->r.left != 0) |
| return -EINVAL; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int venc_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a) |
| { |
| struct venus_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 venus_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 venus_inst *inst = to_inst(file); |
| const struct venus_format *fmt; |
| |
| fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE; |
| |
| fmt = find_format(inst, fsize->pixel_format, |
| V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE); |
| if (!fmt) { |
| fmt = find_format(inst, fsize->pixel_format, |
| V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE); |
| if (!fmt) |
| return -EINVAL; |
| } |
| |
| if (fsize->index) |
| return -EINVAL; |
| |
| fsize->stepwise.min_width = frame_width_min(inst); |
| fsize->stepwise.max_width = frame_width_max(inst); |
| fsize->stepwise.step_width = frame_width_step(inst); |
| fsize->stepwise.min_height = frame_height_min(inst); |
| fsize->stepwise.max_height = frame_height_max(inst); |
| fsize->stepwise.step_height = frame_height_step(inst); |
| |
| return 0; |
| } |
| |
| static int venc_enum_frameintervals(struct file *file, void *fh, |
| struct v4l2_frmivalenum *fival) |
| { |
| struct venus_inst *inst = to_inst(file); |
| const struct venus_format *fmt; |
| |
| fival->type = V4L2_FRMIVAL_TYPE_STEPWISE; |
| |
| fmt = find_format(inst, fival->pixel_format, |
| V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE); |
| if (!fmt) { |
| fmt = find_format(inst, 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 > frame_width_max(inst) || |
| fival->width < frame_width_min(inst) || |
| fival->height > frame_height_max(inst) || |
| fival->height < frame_height_min(inst)) |
| return -EINVAL; |
| |
| fival->stepwise.min.numerator = 1; |
| fival->stepwise.min.denominator = frate_max(inst); |
| fival->stepwise.max.numerator = 1; |
| fival->stepwise.max.denominator = frate_min(inst); |
| fival->stepwise.step.numerator = 1; |
| fival->stepwise.step.denominator = frate_max(inst); |
| |
| return 0; |
| } |
| |
| 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 = v4l2_m2m_ioctl_reqbufs, |
| .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, |
| .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, |
| .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, |
| .vidioc_qbuf = v4l2_m2m_ioctl_qbuf, |
| .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, |
| .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, |
| .vidioc_streamon = v4l2_m2m_ioctl_streamon, |
| .vidioc_streamoff = v4l2_m2m_ioctl_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 = v4l2_ctrl_subscribe_event, |
| .vidioc_unsubscribe_event = v4l2_event_unsubscribe, |
| }; |
| |
| static int venc_set_properties(struct venus_inst *inst) |
| { |
| struct venc_controls *ctr = &inst->controls.enc; |
| 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; |
| |
| ret = venus_helper_set_work_mode(inst, VIDC_WORK_MODE_2); |
| if (ret) |
| return ret; |
| |
| ret = venus_helper_set_core_usage(inst, VIDC_CORE_ID_2); |
| if (ret) |
| return ret; |
| |
| ptype = HFI_PROPERTY_CONFIG_FRAME_RATE; |
| frate.buffer_type = HFI_BUFFER_OUTPUT; |
| frate.framerate = inst->fps * (1 << 16); |
| |
| ret = hfi_session_set_property(inst, ptype, &frate); |
| if (ret) |
| return ret; |
| |
| if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H264) { |
| struct hfi_h264_vui_timing_info info; |
| struct hfi_h264_entropy_control entropy; |
| struct hfi_h264_db_control deblock; |
| |
| ptype = HFI_PROPERTY_PARAM_VENC_H264_VUI_TIMING_INFO; |
| info.enable = 1; |
| info.fixed_framerate = 1; |
| info.time_scale = NSEC_PER_SEC; |
| |
| ret = hfi_session_set_property(inst, ptype, &info); |
| if (ret) |
| return ret; |
| |
| ptype = HFI_PROPERTY_PARAM_VENC_H264_ENTROPY_CONTROL; |
| entropy.entropy_mode = venc_v4l2_to_hfi( |
| V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE, |
| ctr->h264_entropy_mode); |
| entropy.cabac_model = HFI_H264_CABAC_MODEL_0; |
| |
| ret = hfi_session_set_property(inst, ptype, &entropy); |
| if (ret) |
| return ret; |
| |
| ptype = HFI_PROPERTY_PARAM_VENC_H264_DEBLOCK_CONTROL; |
| deblock.mode = venc_v4l2_to_hfi( |
| V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE, |
| ctr->h264_loop_filter_mode); |
| deblock.slice_alpha_offset = ctr->h264_loop_filter_alpha; |
| deblock.slice_beta_offset = ctr->h264_loop_filter_beta; |
| |
| ret = hfi_session_set_property(inst, ptype, &deblock); |
| if (ret) |
| return ret; |
| } |
| |
| /* IDR periodicity, n: |
| * n = 0 - only the first I-frame is IDR frame |
| * n = 1 - all I-frames will be IDR frames |
| * n > 1 - every n-th I-frame will be IDR frame |
| */ |
| ptype = HFI_PROPERTY_CONFIG_VENC_IDR_PERIOD; |
| idrp.idr_period = 0; |
| ret = hfi_session_set_property(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 = hfi_session_set_property(inst, ptype, &max_num_b_frames); |
| if (ret) |
| return ret; |
| } |
| |
| ptype = HFI_PROPERTY_CONFIG_VENC_INTRA_PERIOD; |
| intra_period.pframes = ctr->num_p_frames; |
| intra_period.bframes = ctr->num_b_frames; |
| |
| ret = hfi_session_set_property(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 = hfi_session_set_property(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 = hfi_session_set_property(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 = hfi_session_set_property(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.h264); |
| level = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_H264_LEVEL, |
| ctr->level.h264); |
| } else if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_VP8) { |
| profile = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_VP8_PROFILE, |
| ctr->profile.vpx); |
| 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.mpeg4); |
| level = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL, |
| ctr->level.mpeg4); |
| } else if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H263) { |
| profile = 0; |
| level = 0; |
| } else if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_HEVC) { |
| profile = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_HEVC_PROFILE, |
| ctr->profile.hevc); |
| level = venc_v4l2_to_hfi(V4L2_CID_MPEG_VIDEO_HEVC_LEVEL, |
| ctr->level.hevc); |
| } |
| |
| ptype = HFI_PROPERTY_PARAM_PROFILE_LEVEL_CURRENT; |
| pl.profile = profile; |
| pl.level = level; |
| |
| ret = hfi_session_set_property(inst, ptype, &pl); |
| if (ret) |
| return ret; |
| |
| return 0; |
| } |
| |
| static int venc_init_session(struct venus_inst *inst) |
| { |
| int ret; |
| |
| ret = hfi_session_init(inst, inst->fmt_cap->pixfmt); |
| if (ret) |
| return ret; |
| |
| ret = venus_helper_set_input_resolution(inst, inst->width, |
| inst->height); |
| if (ret) |
| goto deinit; |
| |
| ret = venus_helper_set_output_resolution(inst, inst->width, |
| inst->height, |
| HFI_BUFFER_OUTPUT); |
| if (ret) |
| goto deinit; |
| |
| ret = venus_helper_set_color_format(inst, inst->fmt_out->pixfmt); |
| if (ret) |
| goto deinit; |
| |
| ret = venc_set_properties(inst); |
| if (ret) |
| goto deinit; |
| |
| return 0; |
| deinit: |
| hfi_session_deinit(inst); |
| return ret; |
| } |
| |
| static int venc_out_num_buffers(struct venus_inst *inst, unsigned int *num) |
| { |
| struct hfi_buffer_requirements bufreq; |
| int ret; |
| |
| ret = venc_init_session(inst); |
| if (ret) |
| return ret; |
| |
| ret = venus_helper_get_bufreq(inst, HFI_BUFFER_INPUT, &bufreq); |
| |
| *num = bufreq.count_actual; |
| |
| hfi_session_deinit(inst); |
| |
| return ret; |
| } |
| |
| 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 venus_inst *inst = vb2_get_drv_priv(q); |
| unsigned int num, min = 4; |
| int ret = 0; |
| |
| if (*num_planes) { |
| if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE && |
| *num_planes != inst->fmt_out->num_planes) |
| return -EINVAL; |
| |
| if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE && |
| *num_planes != inst->fmt_cap->num_planes) |
| return -EINVAL; |
| |
| if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE && |
| sizes[0] < inst->input_buf_size) |
| return -EINVAL; |
| |
| if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE && |
| sizes[0] < inst->output_buf_size) |
| return -EINVAL; |
| |
| return 0; |
| } |
| |
| switch (q->type) { |
| case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: |
| *num_planes = inst->fmt_out->num_planes; |
| |
| ret = venc_out_num_buffers(inst, &num); |
| if (ret) |
| break; |
| |
| num = max(num, min); |
| *num_buffers = max(*num_buffers, num); |
| inst->num_input_bufs = *num_buffers; |
| |
| sizes[0] = venus_helper_get_framesz(inst->fmt_out->pixfmt, |
| inst->width, |
| inst->height); |
| inst->input_buf_size = sizes[0]; |
| break; |
| case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: |
| *num_planes = inst->fmt_cap->num_planes; |
| *num_buffers = max(*num_buffers, min); |
| inst->num_output_bufs = *num_buffers; |
| sizes[0] = venus_helper_get_framesz(inst->fmt_cap->pixfmt, |
| inst->width, |
| inst->height); |
| inst->output_buf_size = sizes[0]; |
| break; |
| default: |
| ret = -EINVAL; |
| break; |
| } |
| |
| return ret; |
| } |
| |
| static int venc_verify_conf(struct venus_inst *inst) |
| { |
| enum hfi_version ver = inst->core->res->hfi_version; |
| struct hfi_buffer_requirements bufreq; |
| int ret; |
| |
| if (!inst->num_input_bufs || !inst->num_output_bufs) |
| return -EINVAL; |
| |
| ret = venus_helper_get_bufreq(inst, HFI_BUFFER_OUTPUT, &bufreq); |
| if (ret) |
| return ret; |
| |
| if (inst->num_output_bufs < bufreq.count_actual || |
| inst->num_output_bufs < HFI_BUFREQ_COUNT_MIN(&bufreq, ver)) |
| return -EINVAL; |
| |
| ret = venus_helper_get_bufreq(inst, HFI_BUFFER_INPUT, &bufreq); |
| if (ret) |
| return ret; |
| |
| if (inst->num_input_bufs < bufreq.count_actual || |
| inst->num_input_bufs < HFI_BUFREQ_COUNT_MIN(&bufreq, ver)) |
| return -EINVAL; |
| |
| return 0; |
| } |
| |
| static int venc_start_streaming(struct vb2_queue *q, unsigned int count) |
| { |
| struct venus_inst *inst = vb2_get_drv_priv(q); |
| int ret; |
| |
| mutex_lock(&inst->lock); |
| |
| if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) |
| inst->streamon_out = 1; |
| else |
| inst->streamon_cap = 1; |
| |
| if (!(inst->streamon_out & inst->streamon_cap)) { |
| mutex_unlock(&inst->lock); |
| return 0; |
| } |
| |
| venus_helper_init_instance(inst); |
| |
| inst->sequence_cap = 0; |
| inst->sequence_out = 0; |
| |
| ret = venc_init_session(inst); |
| if (ret) |
| goto bufs_done; |
| |
| ret = venc_set_properties(inst); |
| if (ret) |
| goto deinit_sess; |
| |
| ret = venc_verify_conf(inst); |
| if (ret) |
| goto deinit_sess; |
| |
| ret = venus_helper_set_num_bufs(inst, inst->num_input_bufs, |
| inst->num_output_bufs, 0); |
| if (ret) |
| goto deinit_sess; |
| |
| ret = venus_helper_vb2_start_streaming(inst); |
| if (ret) |
| goto deinit_sess; |
| |
| mutex_unlock(&inst->lock); |
| |
| return 0; |
| |
| deinit_sess: |
| hfi_session_deinit(inst); |
| bufs_done: |
| venus_helper_buffers_done(inst, VB2_BUF_STATE_QUEUED); |
| if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) |
| inst->streamon_out = 0; |
| else |
| inst->streamon_cap = 0; |
| mutex_unlock(&inst->lock); |
| return ret; |
| } |
| |
| static const struct vb2_ops venc_vb2_ops = { |
| .queue_setup = venc_queue_setup, |
| .buf_init = venus_helper_vb2_buf_init, |
| .buf_prepare = venus_helper_vb2_buf_prepare, |
| .start_streaming = venc_start_streaming, |
| .stop_streaming = venus_helper_vb2_stop_streaming, |
| .buf_queue = venus_helper_vb2_buf_queue, |
| }; |
| |
| static void venc_buf_done(struct venus_inst *inst, unsigned int buf_type, |
| u32 tag, u32 bytesused, u32 data_offset, u32 flags, |
| u32 hfi_flags, u64 timestamp_us) |
| { |
| struct vb2_v4l2_buffer *vbuf; |
| struct vb2_buffer *vb; |
| unsigned int type; |
| |
| if (buf_type == HFI_BUFFER_INPUT) |
| type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; |
| else |
| type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; |
| |
| vbuf = venus_helper_find_buf(inst, type, tag); |
| if (!vbuf) |
| return; |
| |
| vbuf->flags = flags; |
| |
| if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { |
| vb = &vbuf->vb2_buf; |
| vb2_set_plane_payload(vb, 0, bytesused + data_offset); |
| vb->planes[0].data_offset = data_offset; |
| vb->timestamp = timestamp_us * NSEC_PER_USEC; |
| vbuf->sequence = inst->sequence_cap++; |
| } else { |
| vbuf->sequence = inst->sequence_out++; |
| } |
| |
| v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_DONE); |
| } |
| |
| static void venc_event_notify(struct venus_inst *inst, u32 event, |
| struct hfi_event_data *data) |
| { |
| struct device *dev = inst->core->dev_enc; |
| |
| if (event == EVT_SESSION_ERROR) { |
| inst->session_error = true; |
| dev_err(dev, "enc: event session error %x\n", inst->error); |
| } |
| } |
| |
| static const struct hfi_inst_ops venc_hfi_ops = { |
| .buf_done = venc_buf_done, |
| .event_notify = venc_event_notify, |
| }; |
| |
| static const struct v4l2_m2m_ops venc_m2m_ops = { |
| .device_run = venus_helper_m2m_device_run, |
| .job_abort = venus_helper_m2m_job_abort, |
| }; |
| |
| static int m2m_queue_init(void *priv, struct vb2_queue *src_vq, |
| struct vb2_queue *dst_vq) |
| { |
| struct venus_inst *inst = priv; |
| int ret; |
| |
| src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; |
| src_vq->io_modes = VB2_MMAP | VB2_DMABUF; |
| src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; |
| src_vq->ops = &venc_vb2_ops; |
| src_vq->mem_ops = &vb2_dma_sg_memops; |
| src_vq->drv_priv = inst; |
| src_vq->buf_struct_size = sizeof(struct venus_buffer); |
| src_vq->allow_zero_bytesused = 1; |
| src_vq->min_buffers_needed = 1; |
| src_vq->dev = inst->core->dev; |
| if (inst->core->res->hfi_version == HFI_VERSION_1XX) |
| src_vq->bidirectional = 1; |
| ret = vb2_queue_init(src_vq); |
| if (ret) |
| return ret; |
| |
| dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; |
| dst_vq->io_modes = VB2_MMAP | VB2_DMABUF; |
| dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; |
| dst_vq->ops = &venc_vb2_ops; |
| dst_vq->mem_ops = &vb2_dma_sg_memops; |
| dst_vq->drv_priv = inst; |
| dst_vq->buf_struct_size = sizeof(struct venus_buffer); |
| dst_vq->allow_zero_bytesused = 1; |
| dst_vq->min_buffers_needed = 1; |
| dst_vq->dev = inst->core->dev; |
| ret = vb2_queue_init(dst_vq); |
| if (ret) { |
| vb2_queue_release(src_vq); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static void venc_inst_init(struct venus_inst *inst) |
| { |
| inst->fmt_cap = &venc_formats[2]; |
| inst->fmt_out = &venc_formats[0]; |
| inst->width = 1280; |
| inst->height = ALIGN(720, 32); |
| inst->out_width = 1280; |
| inst->out_height = 720; |
| inst->fps = 15; |
| inst->timeperframe.numerator = 1; |
| inst->timeperframe.denominator = 15; |
| inst->hfi_codec = HFI_VIDEO_CODEC_H264; |
| } |
| |
| static int venc_open(struct file *file) |
| { |
| struct venus_core *core = video_drvdata(file); |
| struct venus_inst *inst; |
| int ret; |
| |
| inst = kzalloc(sizeof(*inst), GFP_KERNEL); |
| if (!inst) |
| return -ENOMEM; |
| |
| INIT_LIST_HEAD(&inst->dpbbufs); |
| INIT_LIST_HEAD(&inst->registeredbufs); |
| INIT_LIST_HEAD(&inst->internalbufs); |
| INIT_LIST_HEAD(&inst->list); |
| mutex_init(&inst->lock); |
| |
| inst->core = core; |
| inst->session_type = VIDC_SESSION_TYPE_ENC; |
| |
| venus_helper_init_instance(inst); |
| |
| ret = pm_runtime_get_sync(core->dev_enc); |
| if (ret < 0) |
| goto err_free_inst; |
| |
| ret = venc_ctrl_init(inst); |
| if (ret) |
| goto err_put_sync; |
| |
| ret = hfi_session_create(inst, &venc_hfi_ops); |
| if (ret) |
| goto err_ctrl_deinit; |
| |
| venc_inst_init(inst); |
| |
| /* |
| * create m2m device for every instance, the m2m context scheduling |
| * is made by firmware side so we do not need to care about. |
| */ |
| inst->m2m_dev = v4l2_m2m_init(&venc_m2m_ops); |
| if (IS_ERR(inst->m2m_dev)) { |
| ret = PTR_ERR(inst->m2m_dev); |
| goto err_session_destroy; |
| } |
| |
| inst->m2m_ctx = v4l2_m2m_ctx_init(inst->m2m_dev, inst, m2m_queue_init); |
| if (IS_ERR(inst->m2m_ctx)) { |
| ret = PTR_ERR(inst->m2m_ctx); |
| goto err_m2m_release; |
| } |
| |
| v4l2_fh_init(&inst->fh, core->vdev_enc); |
| |
| inst->fh.ctrl_handler = &inst->ctrl_handler; |
| v4l2_fh_add(&inst->fh); |
| inst->fh.m2m_ctx = inst->m2m_ctx; |
| file->private_data = &inst->fh; |
| |
| return 0; |
| |
| err_m2m_release: |
| v4l2_m2m_release(inst->m2m_dev); |
| err_session_destroy: |
| hfi_session_destroy(inst); |
| err_ctrl_deinit: |
| venc_ctrl_deinit(inst); |
| err_put_sync: |
| pm_runtime_put_sync(core->dev_enc); |
| err_free_inst: |
| kfree(inst); |
| return ret; |
| } |
| |
| static int venc_close(struct file *file) |
| { |
| struct venus_inst *inst = to_inst(file); |
| |
| v4l2_m2m_ctx_release(inst->m2m_ctx); |
| v4l2_m2m_release(inst->m2m_dev); |
| venc_ctrl_deinit(inst); |
| hfi_session_destroy(inst); |
| mutex_destroy(&inst->lock); |
| v4l2_fh_del(&inst->fh); |
| v4l2_fh_exit(&inst->fh); |
| |
| pm_runtime_put_sync(inst->core->dev_enc); |
| |
| kfree(inst); |
| return 0; |
| } |
| |
| static const struct v4l2_file_operations venc_fops = { |
| .owner = THIS_MODULE, |
| .open = venc_open, |
| .release = venc_close, |
| .unlocked_ioctl = video_ioctl2, |
| .poll = v4l2_m2m_fop_poll, |
| .mmap = v4l2_m2m_fop_mmap, |
| }; |
| |
| static int venc_probe(struct platform_device *pdev) |
| { |
| struct device *dev = &pdev->dev; |
| struct video_device *vdev; |
| struct venus_core *core; |
| int ret; |
| |
| if (!dev->parent) |
| return -EPROBE_DEFER; |
| |
| core = dev_get_drvdata(dev->parent); |
| if (!core) |
| return -EPROBE_DEFER; |
| |
| if (IS_V3(core) || IS_V4(core)) { |
| core->core1_clk = devm_clk_get(dev, "core"); |
| if (IS_ERR(core->core1_clk)) |
| return PTR_ERR(core->core1_clk); |
| } |
| |
| if (IS_V4(core)) { |
| core->core1_bus_clk = devm_clk_get(dev, "bus"); |
| if (IS_ERR(core->core1_bus_clk)) |
| return PTR_ERR(core->core1_bus_clk); |
| } |
| |
| platform_set_drvdata(pdev, core); |
| |
| vdev = video_device_alloc(); |
| if (!vdev) |
| return -ENOMEM; |
| |
| strlcpy(vdev->name, "qcom-venus-encoder", sizeof(vdev->name)); |
| vdev->release = video_device_release; |
| vdev->fops = &venc_fops; |
| vdev->ioctl_ops = &venc_ioctl_ops; |
| vdev->vfl_dir = VFL_DIR_M2M; |
| vdev->v4l2_dev = &core->v4l2_dev; |
| vdev->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING; |
| |
| ret = video_register_device(vdev, VFL_TYPE_GRABBER, -1); |
| if (ret) |
| goto err_vdev_release; |
| |
| core->vdev_enc = vdev; |
| core->dev_enc = dev; |
| |
| video_set_drvdata(vdev, core); |
| pm_runtime_enable(dev); |
| |
| return 0; |
| |
| err_vdev_release: |
| video_device_release(vdev); |
| return ret; |
| } |
| |
| static int venc_remove(struct platform_device *pdev) |
| { |
| struct venus_core *core = dev_get_drvdata(pdev->dev.parent); |
| |
| video_unregister_device(core->vdev_enc); |
| pm_runtime_disable(core->dev_enc); |
| |
| return 0; |
| } |
| |
| static __maybe_unused int venc_runtime_suspend(struct device *dev) |
| { |
| struct venus_core *core = dev_get_drvdata(dev); |
| int ret; |
| |
| if (IS_V1(core)) |
| return 0; |
| |
| ret = venus_helper_power_enable(core, VIDC_SESSION_TYPE_ENC, true); |
| if (ret) |
| return ret; |
| |
| if (IS_V4(core)) |
| clk_disable_unprepare(core->core1_bus_clk); |
| |
| clk_disable_unprepare(core->core1_clk); |
| |
| return venus_helper_power_enable(core, VIDC_SESSION_TYPE_ENC, false); |
| } |
| |
| static __maybe_unused int venc_runtime_resume(struct device *dev) |
| { |
| struct venus_core *core = dev_get_drvdata(dev); |
| int ret; |
| |
| if (IS_V1(core)) |
| return 0; |
| |
| ret = venus_helper_power_enable(core, VIDC_SESSION_TYPE_ENC, true); |
| if (ret) |
| return ret; |
| |
| ret = clk_prepare_enable(core->core1_clk); |
| if (ret) |
| goto err_power_disable; |
| |
| if (IS_V4(core)) |
| ret = clk_prepare_enable(core->core1_bus_clk); |
| |
| if (ret) |
| goto err_unprepare_core1; |
| |
| return venus_helper_power_enable(core, VIDC_SESSION_TYPE_ENC, false); |
| |
| err_unprepare_core1: |
| clk_disable_unprepare(core->core1_clk); |
| err_power_disable: |
| venus_helper_power_enable(core, VIDC_SESSION_TYPE_ENC, false); |
| return ret; |
| } |
| |
| static const struct dev_pm_ops venc_pm_ops = { |
| SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, |
| pm_runtime_force_resume) |
| SET_RUNTIME_PM_OPS(venc_runtime_suspend, venc_runtime_resume, NULL) |
| }; |
| |
| static const struct of_device_id venc_dt_match[] = { |
| { .compatible = "venus-encoder" }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(of, venc_dt_match); |
| |
| static struct platform_driver qcom_venus_enc_driver = { |
| .probe = venc_probe, |
| .remove = venc_remove, |
| .driver = { |
| .name = "qcom-venus-encoder", |
| .of_match_table = venc_dt_match, |
| .pm = &venc_pm_ops, |
| }, |
| }; |
| module_platform_driver(qcom_venus_enc_driver); |
| |
| MODULE_ALIAS("platform:qcom-venus-encoder"); |
| MODULE_DESCRIPTION("Qualcomm Venus video encoder driver"); |
| MODULE_LICENSE("GPL v2"); |