drivers/media/platform/qcom/iris/iris_hfi_gen2.c

Source file repositories/reference/linux-study-clean/drivers/media/platform/qcom/iris/iris_hfi_gen2.c

File Facts

System
Linux kernel
Corpus path
drivers/media/platform/qcom/iris/iris_hfi_gen2.c
Extension
.c
Size
30662 bytes
Lines
1121
Domain
Driver Families
Bucket
drivers/media
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved.
 * Copyright (c) 2025 Linaro Ltd
 */

#include "iris_ctrls.h"
#include "iris_hfi_gen2.h"
#include "iris_hfi_gen2_defines.h"
#include "iris_platform_common.h"
#include "iris_vpu_buffer.h"

#define VIDEO_ARCH_LX 1
#define BITRATE_MAX				245000000

static const struct platform_inst_fw_cap inst_fw_cap_sm8550_dec[] = {
	{
		.cap_id = PROFILE_H264,
		.min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
		.max = V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_HIGH,
		.step_or_mask = BIT(V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
				BIT(V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE) |
				BIT(V4L2_MPEG_VIDEO_H264_PROFILE_MAIN) |
				BIT(V4L2_MPEG_VIDEO_H264_PROFILE_HIGH) |
				BIT(V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_HIGH),
		.value = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
		.hfi_id = HFI_PROP_PROFILE,
		.flags = CAP_FLAG_OUTPUT_PORT | CAP_FLAG_MENU,
		.set = iris_set_u32_enum,
	},
	{
		.cap_id = PROFILE_HEVC,
		.min = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN,
		.max = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10,
		.step_or_mask = BIT(V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN) |
				BIT(V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE) |
				BIT(V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10),
		.value = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN,
		.hfi_id = HFI_PROP_PROFILE,
		.flags = CAP_FLAG_OUTPUT_PORT | CAP_FLAG_MENU,
		.set = iris_set_u32_enum,
	},
	{
		.cap_id = PROFILE_AV1,
		.min = V4L2_MPEG_VIDEO_AV1_PROFILE_MAIN,
		.max = V4L2_MPEG_VIDEO_AV1_PROFILE_MAIN,
		.step_or_mask = BIT(V4L2_MPEG_VIDEO_AV1_PROFILE_MAIN),
		.value = V4L2_MPEG_VIDEO_AV1_PROFILE_MAIN,
		.hfi_id = HFI_PROP_PROFILE,
		.flags = CAP_FLAG_OUTPUT_PORT | CAP_FLAG_MENU,
		.set = iris_set_u32_enum,
	},
	{
		.cap_id = PROFILE_VP9,
		.min = V4L2_MPEG_VIDEO_VP9_PROFILE_0,
		.max = V4L2_MPEG_VIDEO_VP9_PROFILE_2,
		.step_or_mask = BIT(V4L2_MPEG_VIDEO_VP9_PROFILE_0) |
				BIT(V4L2_MPEG_VIDEO_VP9_PROFILE_2),
		.value = V4L2_MPEG_VIDEO_VP9_PROFILE_0,
		.hfi_id = HFI_PROP_PROFILE,
		.flags = CAP_FLAG_OUTPUT_PORT | CAP_FLAG_MENU,
		.set = iris_set_u32_enum,
	},
	{
		.cap_id = LEVEL_H264,
		.min = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
		.max = V4L2_MPEG_VIDEO_H264_LEVEL_6_2,
		.step_or_mask = BIT(V4L2_MPEG_VIDEO_H264_LEVEL_1_0) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_1B) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_1_1) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_1_2) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_1_3) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_2_0) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_2_1) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_2_2) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_3_0) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_3_1) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_3_2) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_4_0) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_4_1) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_4_2) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_5_0) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_5_1) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_5_2) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_6_0) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_6_1) |
				BIT(V4L2_MPEG_VIDEO_H264_LEVEL_6_2),
		.value = V4L2_MPEG_VIDEO_H264_LEVEL_6_1,
		.hfi_id = HFI_PROP_LEVEL,
		.flags = CAP_FLAG_OUTPUT_PORT | CAP_FLAG_MENU,

Annotation

Implementation Notes