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Mon, 9 Dec 2024 12:53:26 GMT Received: from hu-dikshita-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Mon, 9 Dec 2024 04:53:20 -0800 From: Dikshita Agarwal Date: Mon, 9 Dec 2024 18:21:54 +0530 Subject: [PATCH v7 09/28] media: iris: implement reqbuf ioctl with vb2_queue_setup Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20241209-qcom-video-iris-v7-9-05c6bdead47b@quicinc.com> References: <20241209-qcom-video-iris-v7-0-05c6bdead47b@quicinc.com> In-Reply-To: <20241209-qcom-video-iris-v7-0-05c6bdead47b@quicinc.com> To: Vikash Garodia , Abhinav Kumar , Mauro Carvalho Chehab , "Rob Herring" , Krzysztof Kozlowski , "Conor Dooley" , Philipp Zabel CC: Hans Verkuil , Sebastian Fricke , Bryan O'Donoghue , Dmitry Baryshkov , Neil Armstrong , Nicolas Dufresne , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Jianhua Lu , , , , , "Dikshita Agarwal" X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; 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Reviewed-by: Hans Verkuil Signed-off-by: Dikshita Agarwal --- drivers/media/platform/qcom/iris/Makefile | 7 +- drivers/media/platform/qcom/iris/iris_buffer.c | 119 +++++++++++++++++++++ drivers/media/platform/qcom/iris/iris_buffer.h | 107 ++++++++++++++++++ drivers/media/platform/qcom/iris/iris_core.h | 6 ++ drivers/media/platform/qcom/iris/iris_hfi_common.h | 3 + .../platform/qcom/iris/iris_hfi_gen1_command.c | 40 +++++++ .../platform/qcom/iris/iris_hfi_gen1_defines.h | 47 +++++++- .../platform/qcom/iris/iris_hfi_gen1_response.c | 79 +++++++++++++- drivers/media/platform/qcom/iris/iris_hfi_gen2.h | 5 + .../platform/qcom/iris/iris_hfi_gen2_command.c | 105 ++++++++++++++++++ .../platform/qcom/iris/iris_hfi_gen2_defines.h | 34 ++++++ .../platform/qcom/iris/iris_hfi_gen2_packet.c | 39 +++++++ .../platform/qcom/iris/iris_hfi_gen2_packet.h | 7 ++ .../platform/qcom/iris/iris_hfi_gen2_response.c | 108 ++++++++++++++++++- drivers/media/platform/qcom/iris/iris_instance.h | 22 ++++ .../platform/qcom/iris/iris_platform_common.h | 5 + .../platform/qcom/iris/iris_platform_sm8550.c | 6 ++ drivers/media/platform/qcom/iris/iris_probe.c | 2 + drivers/media/platform/qcom/iris/iris_utils.c | 52 +++++++++ drivers/media/platform/qcom/iris/iris_utils.h | 34 ++++++ drivers/media/platform/qcom/iris/iris_vb2.c | 50 +++++++++ drivers/media/platform/qcom/iris/iris_vb2.h | 12 +++ drivers/media/platform/qcom/iris/iris_vdec.c | 56 ++++++++++ drivers/media/platform/qcom/iris/iris_vdec.h | 14 +++ drivers/media/platform/qcom/iris/iris_vidc.c | 81 ++++++++++++++ drivers/media/platform/qcom/iris/iris_vpu_buffer.c | 19 ++++ drivers/media/platform/qcom/iris/iris_vpu_buffer.h | 15 +++ 27 files changed, 1066 insertions(+), 8 deletions(-) diff --git a/drivers/media/platform/qcom/iris/Makefile b/drivers/media/platform/qcom/iris/Makefile index a5f290a8c4af..48ab264b7906 100644 --- a/drivers/media/platform/qcom/iris/Makefile +++ b/drivers/media/platform/qcom/iris/Makefile @@ -1,4 +1,5 @@ -iris-objs += iris_core.o \ +iris-objs += iris_buffer.o \ + iris_core.o \ iris_firmware.o \ iris_hfi_common.o \ iris_hfi_gen1_command.o \ @@ -10,9 +11,13 @@ iris-objs += iris_core.o \ iris_platform_sm8550.o \ iris_probe.o \ iris_resources.o \ + iris_utils.o \ iris_vidc.o \ + iris_vb2.o \ + iris_vdec.o \ iris_vpu2.o \ iris_vpu3.o \ + iris_vpu_buffer.o \ iris_vpu_common.o \ obj-$(CONFIG_VIDEO_QCOM_IRIS) += iris.o diff --git a/drivers/media/platform/qcom/iris/iris_buffer.c b/drivers/media/platform/qcom/iris/iris_buffer.c new file mode 100644 index 000000000000..037931ce6550 --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_buffer.c @@ -0,0 +1,119 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include + +#include "iris_buffer.h" +#include "iris_instance.h" + +#define PIXELS_4K 4096 +#define MAX_WIDTH 4096 +#define MAX_HEIGHT 2304 +#define Y_STRIDE_ALIGN 128 +#define UV_STRIDE_ALIGN 128 +#define Y_SCANLINE_ALIGN 32 +#define UV_SCANLINE_ALIGN 16 +#define UV_SCANLINE_ALIGN_QC08C 32 +#define META_STRIDE_ALIGNED 64 +#define META_SCANLINE_ALIGNED 16 +#define NUM_MBS_4K (DIV_ROUND_UP(MAX_WIDTH, 16) * DIV_ROUND_UP(MAX_HEIGHT, 16)) + +/* + * NV12: + * YUV 4:2:0 image with a plane of 8 bit Y samples followed + * by an interleaved U/V plane containing 8 bit 2x2 subsampled + * colour difference samples. + * + * <-Y/UV_Stride (aligned to 128)-> + * <------- Width -------> + * Y Y Y Y Y Y Y Y Y Y Y Y . . . . ^ ^ + * Y Y Y Y Y Y Y Y Y Y Y Y . . . . | | + * Y Y Y Y Y Y Y Y Y Y Y Y . . . . Height | + * Y Y Y Y Y Y Y Y Y Y Y Y . . . . | y_scanlines (aligned to 32) + * Y Y Y Y Y Y Y Y Y Y Y Y . . . . | | + * Y Y Y Y Y Y Y Y Y Y Y Y . . . . | | + * Y Y Y Y Y Y Y Y Y Y Y Y . . . . | | + * Y Y Y Y Y Y Y Y Y Y Y Y . . . . V | + * . . . . . . . . . . . . . . . . | + * . . . . . . . . . . . . . . . . | + * . . . . . . . . . . . . . . . . | + * . . . . . . . . . . . . . . . . V + * U V U V U V U V U V U V . . . . ^ + * U V U V U V U V U V U V . . . . | + * U V U V U V U V U V U V . . . . | + * U V U V U V U V U V U V . . . . uv_scanlines (aligned to 16) + * . . . . . . . . . . . . . . . . | + * . . . . . . . . . . . . . . . . V + * . . . . . . . . . . . . . . . . --> Buffer size aligned to 4K + * + * y_stride : Width aligned to 128 + * uv_stride : Width aligned to 128 + * y_scanlines: Height aligned to 32 + * uv_scanlines: Height/2 aligned to 16 + * Total size = align((y_stride * y_scanlines + * + uv_stride * uv_scanlines , 4096) + * + * Note: All the alignments are hardware requirements. + */ +static u32 iris_yuv_buffer_size_nv12(struct iris_inst *inst) +{ + u32 y_plane, uv_plane, y_stride, uv_stride, y_scanlines, uv_scanlines; + struct v4l2_format *f = inst->fmt_dst; + + y_stride = ALIGN(f->fmt.pix_mp.width, Y_STRIDE_ALIGN); + uv_stride = ALIGN(f->fmt.pix_mp.width, UV_STRIDE_ALIGN); + y_scanlines = ALIGN(f->fmt.pix_mp.height, Y_SCANLINE_ALIGN); + uv_scanlines = ALIGN((f->fmt.pix_mp.height + 1) >> 1, UV_SCANLINE_ALIGN); + y_plane = y_stride * y_scanlines; + uv_plane = uv_stride * uv_scanlines; + + return ALIGN(y_plane + uv_plane, PIXELS_4K); +} + +static u32 iris_bitstream_buffer_size(struct iris_inst *inst) +{ + struct platform_inst_caps *caps = inst->core->iris_platform_data->inst_caps; + u32 base_res_mbs = NUM_MBS_4K; + u32 frame_size, num_mbs; + u32 div_factor = 2; + + num_mbs = iris_get_mbpf(inst); + if (num_mbs > NUM_MBS_4K) { + div_factor = 4; + base_res_mbs = caps->max_mbpf; + } + + /* + * frame_size = YUVsize / div_factor + * where YUVsize = resolution_in_MBs * MBs_in_pixel * 3 / 2 + */ + frame_size = base_res_mbs * (16 * 16) * 3 / 2 / div_factor; + + return ALIGN(frame_size, PIXELS_4K); +} + +int iris_get_buffer_size(struct iris_inst *inst, + enum iris_buffer_type buffer_type) +{ + switch (buffer_type) { + case BUF_INPUT: + return iris_bitstream_buffer_size(inst); + case BUF_OUTPUT: + return iris_yuv_buffer_size_nv12(inst); + default: + return 0; + } +} + +void iris_vb2_queue_error(struct iris_inst *inst) +{ + struct v4l2_m2m_ctx *m2m_ctx = inst->m2m_ctx; + struct vb2_queue *q; + + q = v4l2_m2m_get_src_vq(m2m_ctx); + vb2_queue_error(q); + q = v4l2_m2m_get_dst_vq(m2m_ctx); + vb2_queue_error(q); +} diff --git a/drivers/media/platform/qcom/iris/iris_buffer.h b/drivers/media/platform/qcom/iris/iris_buffer.h new file mode 100644 index 000000000000..62941e23410e --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_buffer.h @@ -0,0 +1,107 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef __IRIS_BUFFER_H__ +#define __IRIS_BUFFER_H__ + +#include + +struct iris_inst; + +#define to_iris_buffer(ptr) container_of(ptr, struct iris_buffer, vb2) + +/** + * enum iris_buffer_type + * + * BUF_INPUT: input buffer to the iris hardware + * BUF_OUTPUT: output buffer from the iris hardware + * BUF_BIN: buffer to store intermediate bin data + * BUF_ARP: buffer for auto register programming + * BUF_COMV: buffer to store colocated motion vectors + * BUF_NON_COMV: buffer to hold config data for HW + * BUF_LINE: buffer to store decoding/encoding context data for HW + * BUF_DPB: buffer to store display picture buffers for reference + * BUF_PERSIST: buffer to store session context data + * BUF_SCRATCH_1: buffer to store decoding/encoding context data for HW + * BUF_TYPE_MAX: max buffer types + */ +enum iris_buffer_type { + BUF_INPUT = 1, + BUF_OUTPUT, + BUF_BIN, + BUF_ARP, + BUF_COMV, + BUF_NON_COMV, + BUF_LINE, + BUF_DPB, + BUF_PERSIST, + BUF_SCRATCH_1, + BUF_TYPE_MAX, +}; + +/* + * enum iris_buffer_attributes + * + * BUF_ATTR_DEFERRED: buffer queued by client but not submitted to firmware. + * BUF_ATTR_PENDING_RELEASE: buffers requested to be released from firmware. + * BUF_ATTR_QUEUED: buffers submitted to firmware. + * BUF_ATTR_DEQUEUED: buffers received from firmware. + * BUF_ATTR_BUFFER_DONE: buffers sent back to vb2. + */ +enum iris_buffer_attributes { + BUF_ATTR_DEFERRED = BIT(0), + BUF_ATTR_PENDING_RELEASE = BIT(1), + BUF_ATTR_QUEUED = BIT(2), + BUF_ATTR_DEQUEUED = BIT(3), + BUF_ATTR_BUFFER_DONE = BIT(4), +}; + +/** + * struct iris_buffer + * + * @vb2: v4l2 vb2 buffer + * @list: list head for the iris_buffers structure + * @inst: iris instance structure + * @type: enum for type of iris buffer + * @index: identifier for the iris buffer + * @fd: file descriptor of the buffer + * @buffer_size: accessible buffer size in bytes starting from addr_offset + * @data_offset: accessible buffer offset from base address + * @data_size: data size in bytes + * @device_addr: device address of the buffer + * @kvaddr: kernel virtual address of the buffer + * @dma_attrs: dma attributes + * @flags: buffer flags. It is represented as bit masks. + * @timestamp: timestamp of the buffer in nano seconds (ns) + * @attr: enum for iris buffer attributes + */ +struct iris_buffer { + struct vb2_v4l2_buffer vb2; + struct list_head list; + struct iris_inst *inst; + enum iris_buffer_type type; + u32 index; + int fd; + size_t buffer_size; + u32 data_offset; + size_t data_size; + dma_addr_t device_addr; + void *kvaddr; + unsigned long dma_attrs; + u32 flags; /* V4L2_BUF_FLAG_* */ + u64 timestamp; + enum iris_buffer_attributes attr; +}; + +struct iris_buffers { + struct list_head list; + u32 min_count; + u32 size; +}; + +int iris_get_buffer_size(struct iris_inst *inst, enum iris_buffer_type buffer_type); +void iris_vb2_queue_error(struct iris_inst *inst); + +#endif diff --git a/drivers/media/platform/qcom/iris/iris_core.h b/drivers/media/platform/qcom/iris/iris_core.h index 58aab78ab2c4..1ddcb8793172 100644 --- a/drivers/media/platform/qcom/iris/iris_core.h +++ b/drivers/media/platform/qcom/iris/iris_core.h @@ -34,6 +34,8 @@ struct icc_info { * @v4l2_dev: a holder for v4l2 device structure * @vdev_dec: iris video device structure for decoder * @iris_v4l2_file_ops: iris v4l2 file ops + * @iris_v4l2_ioctl_ops: iris v4l2 ioctl ops + * @iris_vb2_ops: iris vb2 ops * @icc_tbl: table of iris interconnects * @icc_count: count of iris interconnects * @pmdomain_tbl: table of iris power domains @@ -60,6 +62,7 @@ struct icc_info { * @core_init_done: structure of signal completion for system response * @intr_status: interrupt status * @sys_error_handler: a delayed work for handling system fatal error + * @instances: a list_head of all instances */ struct iris_core { @@ -69,6 +72,8 @@ struct iris_core { struct v4l2_device v4l2_dev; struct video_device *vdev_dec; const struct v4l2_file_operations *iris_v4l2_file_ops; + const struct v4l2_ioctl_ops *iris_v4l2_ioctl_ops; + const struct vb2_ops *iris_vb2_ops; struct icc_bulk_data *icc_tbl; u32 icc_count; struct dev_pm_domain_list *pmdomain_tbl; @@ -95,6 +100,7 @@ struct iris_core { struct completion core_init_done; u32 intr_status; struct delayed_work sys_error_handler; + struct list_head instances; }; int iris_core_init(struct iris_core *core); diff --git a/drivers/media/platform/qcom/iris/iris_hfi_common.h b/drivers/media/platform/qcom/iris/iris_hfi_common.h index 36673aafe1c9..eaa2db469c74 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_common.h +++ b/drivers/media/platform/qcom/iris/iris_hfi_common.h @@ -9,6 +9,7 @@ #include #include +struct iris_inst; struct iris_core; enum hfi_packet_port_type { @@ -47,6 +48,8 @@ struct iris_hfi_command_ops { int (*sys_image_version)(struct iris_core *core); int (*sys_interframe_powercollapse)(struct iris_core *core); int (*sys_pc_prep)(struct iris_core *core); + int (*session_open)(struct iris_inst *inst); + int (*session_close)(struct iris_inst *inst); }; struct iris_hfi_response_ops { diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c b/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c index b2e76d1dcbf7..7ee69c5223ce 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c @@ -66,11 +66,51 @@ static int iris_hfi_gen1_sys_pc_prep(struct iris_core *core) return iris_hfi_queue_cmd_write_locked(core, &pkt, pkt.hdr.size); } +static int iris_hfi_gen1_session_open(struct iris_inst *inst) +{ + struct hfi_session_open_pkt packet; + int ret; + + packet.shdr.hdr.size = sizeof(struct hfi_session_open_pkt); + packet.shdr.hdr.pkt_type = HFI_CMD_SYS_SESSION_INIT; + packet.shdr.session_id = inst->session_id; + packet.session_domain = HFI_SESSION_TYPE_DEC; + packet.session_codec = HFI_VIDEO_CODEC_H264; + + reinit_completion(&inst->completion); + + ret = iris_hfi_queue_cmd_write(inst->core, &packet, packet.shdr.hdr.size); + if (ret) + return ret; + + return iris_wait_for_session_response(inst); +} + +static void iris_hfi_gen1_packet_session_cmd(struct iris_inst *inst, + struct hfi_session_pkt *packet, + u32 ptype) +{ + packet->shdr.hdr.size = sizeof(*packet); + packet->shdr.hdr.pkt_type = ptype; + packet->shdr.session_id = inst->session_id; +} + +static int iris_hfi_gen1_session_close(struct iris_inst *inst) +{ + struct hfi_session_pkt packet; + + iris_hfi_gen1_packet_session_cmd(inst, &packet, HFI_CMD_SYS_SESSION_END); + + return iris_hfi_queue_cmd_write(inst->core, &packet, packet.shdr.hdr.size); +} + static const struct iris_hfi_command_ops iris_hfi_gen1_command_ops = { .sys_init = iris_hfi_gen1_sys_init, .sys_image_version = iris_hfi_gen1_sys_image_version, .sys_interframe_powercollapse = iris_hfi_gen1_sys_interframe_powercollapse, .sys_pc_prep = iris_hfi_gen1_sys_pc_prep, + .session_open = iris_hfi_gen1_session_open, + .session_close = iris_hfi_gen1_session_close, }; void iris_hfi_gen1_command_ops_init(struct iris_core *core) diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen1_defines.h b/drivers/media/platform/qcom/iris/iris_hfi_gen1_defines.h index 81685a284f23..3640f8504db9 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen1_defines.h +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen1_defines.h @@ -9,19 +9,34 @@ #include #define HFI_VIDEO_ARCH_OX 0x1 + +#define HFI_SESSION_TYPE_DEC 2 + +#define HFI_VIDEO_CODEC_H264 0x00000002 + #define HFI_ERR_NONE 0x0 #define HFI_CMD_SYS_INIT 0x10001 #define HFI_CMD_SYS_PC_PREP 0x10002 #define HFI_CMD_SYS_SET_PROPERTY 0x10005 #define HFI_CMD_SYS_GET_PROPERTY 0x10006 +#define HFI_CMD_SYS_SESSION_INIT 0x10007 +#define HFI_CMD_SYS_SESSION_END 0x10008 -#define HFI_PROPERTY_SYS_CODEC_POWER_PLANE_CTRL 0x5 -#define HFI_PROPERTY_SYS_IMAGE_VERSION 0x6 +#define HFI_ERR_SESSION_UNSUPPORTED_SETTING 0x1008 +#define HFI_ERR_SESSION_UNSUPPORT_BUFFERTYPE 0x1010 +#define HFI_ERR_SESSION_INVALID_SCALE_FACTOR 0x1012 +#define HFI_ERR_SESSION_UPSCALE_NOT_SUPPORTED 0x1013 #define HFI_EVENT_SYS_ERROR 0x1 +#define HFI_EVENT_SESSION_ERROR 0x2 + +#define HFI_PROPERTY_SYS_CODEC_POWER_PLANE_CTRL 0x5 +#define HFI_PROPERTY_SYS_IMAGE_VERSION 0x6 #define HFI_MSG_SYS_INIT 0x20001 +#define HFI_MSG_SYS_SESSION_INIT 0x20006 +#define HFI_MSG_SYS_SESSION_END 0x20007 #define HFI_MSG_SYS_COV 0x20009 #define HFI_MSG_SYS_PROPERTY_INFO 0x2000a @@ -32,6 +47,21 @@ struct hfi_pkt_hdr { u32 pkt_type; }; +struct hfi_session_hdr_pkt { + struct hfi_pkt_hdr hdr; + u32 session_id; +}; + +struct hfi_session_open_pkt { + struct hfi_session_hdr_pkt shdr; + u32 session_domain; + u32 session_codec; +}; + +struct hfi_session_pkt { + struct hfi_session_hdr_pkt shdr; +}; + struct hfi_sys_init_pkt { struct hfi_pkt_hdr hdr; u32 arch_type; @@ -54,7 +84,7 @@ struct hfi_sys_pc_prep_pkt { }; struct hfi_msg_event_notify_pkt { - struct hfi_pkt_hdr hdr; + struct hfi_session_hdr_pkt shdr; u32 event_id; u32 event_data1; u32 event_data2; @@ -68,6 +98,17 @@ struct hfi_msg_sys_init_done_pkt { u32 data[]; }; +struct hfi_msg_session_hdr_pkt { + struct hfi_session_hdr_pkt shdr; + u32 error_type; +}; + +struct hfi_msg_session_init_done_pkt { + struct hfi_msg_session_hdr_pkt shdr; + u32 num_properties; + u32 data[]; +}; + struct hfi_msg_sys_property_info_pkt { struct hfi_pkt_hdr hdr; u32 num_properties; diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen1_response.c b/drivers/media/platform/qcom/iris/iris_hfi_gen1_response.c index 78fefa4176f9..18ba5f67dd36 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen1_response.c +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen1_response.c @@ -13,13 +13,54 @@ iris_hfi_gen1_sys_event_notify(struct iris_core *core, void *packet) struct hfi_msg_event_notify_pkt *pkt = packet; if (pkt->event_id == HFI_EVENT_SYS_ERROR) - dev_err(core->dev, "sys error (type: %x, data1:%x, data2:%x)\n", - pkt->event_id, pkt->event_data1, pkt->event_data2); + dev_err(core->dev, "sys error (type: %x, session id:%x, data1:%x, data2:%x)\n", + pkt->event_id, pkt->shdr.session_id, pkt->event_data1, + pkt->event_data2); core->state = IRIS_CORE_ERROR; schedule_delayed_work(&core->sys_error_handler, msecs_to_jiffies(10)); } +static void +iris_hfi_gen1_event_session_error(struct iris_inst *inst, struct hfi_msg_event_notify_pkt *pkt) +{ + switch (pkt->event_data1) { + /* non fatal session errors */ + case HFI_ERR_SESSION_INVALID_SCALE_FACTOR: + case HFI_ERR_SESSION_UNSUPPORT_BUFFERTYPE: + case HFI_ERR_SESSION_UNSUPPORTED_SETTING: + case HFI_ERR_SESSION_UPSCALE_NOT_SUPPORTED: + dev_dbg(inst->core->dev, "session error: event id:%x, session id:%x\n", + pkt->event_data1, pkt->shdr.session_id); + break; + /* fatal session errors */ + default: + /* + * firmware fills event_data2 as an additional information about the + * hfi command for which session error has ouccured. + */ + dev_err(inst->core->dev, + "session error for command: %x, event id:%x, session id:%x\n", + pkt->event_data2, pkt->event_data1, + pkt->shdr.session_id); + iris_vb2_queue_error(inst); + break; + } +} + +static void iris_hfi_gen1_session_event_notify(struct iris_inst *inst, void *packet) +{ + struct hfi_msg_event_notify_pkt *pkt = packet; + + switch (pkt->event_id) { + case HFI_EVENT_SESSION_ERROR: + iris_hfi_gen1_event_session_error(inst, pkt); + break; + default: + break; + } +} + static void iris_hfi_gen1_sys_init_done(struct iris_core *core, void *packet) { struct hfi_msg_sys_init_done_pkt *pkt = packet; @@ -99,6 +140,14 @@ static const struct iris_hfi_gen1_response_pkt_info pkt_infos[] = { .pkt = HFI_MSG_SYS_PROPERTY_INFO, .pkt_sz = sizeof(struct hfi_msg_sys_property_info_pkt), }, + { + .pkt = HFI_MSG_SYS_SESSION_INIT, + .pkt_sz = sizeof(struct hfi_msg_session_init_done_pkt), + }, + { + .pkt = HFI_MSG_SYS_SESSION_END, + .pkt_sz = sizeof(struct hfi_msg_session_hdr_pkt), + }, }; static void iris_hfi_gen1_handle_response(struct iris_core *core, void *response) @@ -106,6 +155,8 @@ static void iris_hfi_gen1_handle_response(struct iris_core *core, void *response struct hfi_pkt_hdr *hdr = (struct hfi_pkt_hdr *)response; const struct iris_hfi_gen1_response_pkt_info *pkt_info; struct device *dev = core->dev; + struct hfi_session_pkt *pkt; + struct iris_inst *inst; bool found = false; u32 i; @@ -132,9 +183,31 @@ static void iris_hfi_gen1_handle_response(struct iris_core *core, void *response iris_hfi_gen1_sys_property_info(core, hdr); break; case HFI_MSG_EVENT_NOTIFY: - iris_hfi_gen1_sys_event_notify(core, hdr); + pkt = (struct hfi_session_pkt *)hdr; + inst = iris_get_instance(core, pkt->shdr.session_id); + if (inst) { + mutex_lock(&inst->lock); + iris_hfi_gen1_session_event_notify(inst, hdr); + mutex_unlock(&inst->lock); + } else { + iris_hfi_gen1_sys_event_notify(core, hdr); + } + break; default: + pkt = (struct hfi_session_pkt *)hdr; + inst = iris_get_instance(core, pkt->shdr.session_id); + if (!inst) { + dev_warn(dev, "no valid instance(pkt session_id:%x, pkt:%x)\n", + pkt->shdr.session_id, + pkt_info ? pkt_info->pkt : 0); + return; + } + + mutex_lock(&inst->lock); + complete(&inst->completion); + mutex_unlock(&inst->lock); + break; } } diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2.h b/drivers/media/platform/qcom/iris/iris_hfi_gen2.h index c43b51774978..aaf6660bc1fe 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2.h +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2.h @@ -10,13 +10,18 @@ struct iris_core; +#define to_iris_inst_hfi_gen2(ptr) \ + container_of(ptr, struct iris_inst_hfi_gen2, inst) + /** * struct iris_inst_hfi_gen2 - holds per video instance parameters for hfi_gen2 * * @inst: pointer to iris_instance structure + * @packet: HFI packet */ struct iris_inst_hfi_gen2 { struct iris_inst inst; + struct iris_hfi_header *packet; }; void iris_hfi_gen2_command_ops_init(struct iris_core *core); diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c b/drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c index f8cb1177ef54..a08e844bb4bb 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_command.c @@ -85,11 +85,116 @@ static int iris_hfi_gen2_sys_pc_prep(struct iris_core *core) return ret; } +static int iris_hfi_gen2_session_set_codec(struct iris_inst *inst) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + u32 codec = HFI_CODEC_DECODE_AVC; + + iris_hfi_gen2_packet_session_property(inst, + HFI_PROP_CODEC, + HFI_HOST_FLAGS_NONE, + HFI_PORT_NONE, + HFI_PAYLOAD_U32_ENUM, + &codec, + sizeof(u32)); + + return iris_hfi_queue_cmd_write(inst->core, inst_hfi_gen2->packet, + inst_hfi_gen2->packet->size); +} + +static int iris_hfi_gen2_session_set_default_header(struct iris_inst *inst) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + u32 default_header = false; + + iris_hfi_gen2_packet_session_property(inst, + HFI_PROP_DEC_DEFAULT_HEADER, + HFI_HOST_FLAGS_NONE, + HFI_PORT_BITSTREAM, + HFI_PAYLOAD_U32, + &default_header, + sizeof(u32)); + + return iris_hfi_queue_cmd_write(inst->core, inst_hfi_gen2->packet, + inst_hfi_gen2->packet->size); +} + +static int iris_hfi_gen2_session_open(struct iris_inst *inst) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + int ret; + + inst_hfi_gen2->packet = kzalloc(4096, GFP_KERNEL); + if (!inst_hfi_gen2->packet) + return -ENOMEM; + + iris_hfi_gen2_packet_session_command(inst, + HFI_CMD_OPEN, + HFI_HOST_FLAGS_RESPONSE_REQUIRED | + HFI_HOST_FLAGS_INTR_REQUIRED, + HFI_PORT_NONE, + 0, + HFI_PAYLOAD_U32, + &inst->session_id, + sizeof(u32)); + + ret = iris_hfi_queue_cmd_write(inst->core, inst_hfi_gen2->packet, + inst_hfi_gen2->packet->size); + if (ret) + goto fail_free_packet; + + ret = iris_hfi_gen2_session_set_codec(inst); + if (ret) + goto fail_free_packet; + + ret = iris_hfi_gen2_session_set_default_header(inst); + if (ret) + goto fail_free_packet; + + return 0; + +fail_free_packet: + kfree(inst_hfi_gen2->packet); + inst_hfi_gen2->packet = NULL; + + return ret; +} + +static int iris_hfi_gen2_session_close(struct iris_inst *inst) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + int ret; + + if (!inst_hfi_gen2->packet) + return -EINVAL; + + iris_hfi_gen2_packet_session_command(inst, + HFI_CMD_CLOSE, + (HFI_HOST_FLAGS_RESPONSE_REQUIRED | + HFI_HOST_FLAGS_INTR_REQUIRED | + HFI_HOST_FLAGS_NON_DISCARDABLE), + HFI_PORT_NONE, + inst->session_id, + HFI_PAYLOAD_NONE, + NULL, + 0); + + ret = iris_hfi_queue_cmd_write(inst->core, inst_hfi_gen2->packet, + inst_hfi_gen2->packet->size); + + kfree(inst_hfi_gen2->packet); + inst_hfi_gen2->packet = NULL; + + return ret; +} + static const struct iris_hfi_command_ops iris_hfi_gen2_command_ops = { .sys_init = iris_hfi_gen2_sys_init, .sys_image_version = iris_hfi_gen2_sys_image_version, .sys_interframe_powercollapse = iris_hfi_gen2_sys_interframe_powercollapse, .sys_pc_prep = iris_hfi_gen2_sys_pc_prep, + .session_open = iris_hfi_gen2_session_open, + .session_close = iris_hfi_gen2_session_close, }; void iris_hfi_gen2_command_ops_init(struct iris_core *core) diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h b/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h index e6a19ffc12fb..b95a34379ea1 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_defines.h @@ -13,6 +13,8 @@ #define HFI_CMD_BEGIN 0x01000000 #define HFI_CMD_INIT 0x01000001 #define HFI_CMD_POWER_COLLAPSE 0x01000002 +#define HFI_CMD_OPEN 0x01000003 +#define HFI_CMD_CLOSE 0x01000004 #define HFI_CMD_END 0x01FFFFFF #define HFI_PROP_BEGIN 0x03000000 @@ -25,12 +27,44 @@ #define HFI_PROP_UBWC_BANK_SWZL_LEVEL2 0x03000007 #define HFI_PROP_UBWC_BANK_SWZL_LEVEL3 0x03000008 #define HFI_PROP_UBWC_BANK_SPREADING 0x03000009 +#define HFI_PROP_CODEC 0x03000100 +#define HFI_PROP_DEC_DEFAULT_HEADER 0x03000168 #define HFI_PROP_END 0x03FFFFFF +#define HFI_SESSION_ERROR_BEGIN 0x04000000 +#define HFI_ERROR_UNKNOWN_SESSION 0x04000001 +#define HFI_ERROR_MAX_SESSIONS 0x04000002 +#define HFI_ERROR_FATAL 0x04000003 +#define HFI_ERROR_INVALID_STATE 0x04000004 +#define HFI_ERROR_INSUFFICIENT_RESOURCES 0x04000005 +#define HFI_ERROR_BUFFER_NOT_SET 0x04000006 +#define HFI_SESSION_ERROR_END 0x04FFFFFF + #define HFI_SYSTEM_ERROR_BEGIN 0x05000000 #define HFI_SYS_ERROR_WD_TIMEOUT 0x05000001 #define HFI_SYSTEM_ERROR_END 0x05FFFFFF +enum hfi_codec_type { + HFI_CODEC_DECODE_AVC = 1, + HFI_CODEC_ENCODE_AVC = 2, +}; + +enum hfi_buffer_type { + HFI_BUFFER_BITSTREAM = 0x00000001, + HFI_BUFFER_RAW = 0x00000002, + HFI_BUFFER_METADATA = 0x00000003, + HFI_BUFFER_SUBCACHE = 0x00000004, + HFI_BUFFER_PARTIAL_DATA = 0x00000005, + HFI_BUFFER_DPB = 0x00000006, + HFI_BUFFER_BIN = 0x00000007, + HFI_BUFFER_LINE = 0x00000008, + HFI_BUFFER_ARP = 0x00000009, + HFI_BUFFER_COMV = 0x0000000A, + HFI_BUFFER_NON_COMV = 0x0000000B, + HFI_BUFFER_PERSIST = 0x0000000C, + HFI_BUFFER_VPSS = 0x0000000D, +}; + enum hfi_packet_firmware_flags { HFI_FW_FLAGS_SUCCESS = 0x00000001, HFI_FW_FLAGS_INFORMATION = 0x00000002, diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c b/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c index 510d44408b41..739b2ce5bfae 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c @@ -143,6 +143,45 @@ void iris_hfi_gen2_packet_image_version(struct iris_core *core, struct iris_hfi_ NULL, 0); } +void iris_hfi_gen2_packet_session_command(struct iris_inst *inst, u32 pkt_type, + u32 flags, u32 port, u32 session_id, + u32 payload_type, void *payload, + u32 payload_size) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + struct iris_core *core = inst->core; + + iris_hfi_gen2_create_header(inst_hfi_gen2->packet, session_id, core->header_id++); + + iris_hfi_gen2_create_packet(inst_hfi_gen2->packet, + pkt_type, + flags, + payload_type, + port, + core->packet_id++, + payload, + payload_size); +} + +void iris_hfi_gen2_packet_session_property(struct iris_inst *inst, + u32 pkt_type, u32 flags, u32 port, + u32 payload_type, void *payload, u32 payload_size) +{ + struct iris_inst_hfi_gen2 *inst_hfi_gen2 = to_iris_inst_hfi_gen2(inst); + struct iris_core *core = inst->core; + + iris_hfi_gen2_create_header(inst_hfi_gen2->packet, inst->session_id, core->header_id++); + + iris_hfi_gen2_create_packet(inst_hfi_gen2->packet, + pkt_type, + flags, + payload_type, + port, + core->packet_id++, + payload, + payload_size); +} + void iris_hfi_gen2_packet_sys_interframe_powercollapse(struct iris_core *core, struct iris_hfi_header *hdr) { diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.h b/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.h index 3b771b7516de..4a9b88185b0d 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.h +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.h @@ -63,6 +63,13 @@ struct iris_hfi_packet { void iris_hfi_gen2_packet_sys_init(struct iris_core *core, struct iris_hfi_header *hdr); void iris_hfi_gen2_packet_image_version(struct iris_core *core, struct iris_hfi_header *hdr); +void iris_hfi_gen2_packet_session_command(struct iris_inst *inst, u32 pkt_type, + u32 flags, u32 port, u32 session_id, + u32 payload_type, void *payload, + u32 payload_size); +void iris_hfi_gen2_packet_session_property(struct iris_inst *inst, + u32 pkt_type, u32 flags, u32 port, + u32 payload_type, void *payload, u32 payload_size); void iris_hfi_gen2_packet_sys_interframe_powercollapse(struct iris_core *core, struct iris_hfi_header *hdr); void iris_hfi_gen2_packet_sys_pc_prep(struct iris_core *core, struct iris_hfi_header *hdr); diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c b/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c index 007e4a7b6782..a7d8c5ff7f2f 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c @@ -14,6 +14,17 @@ struct iris_hfi_gen2_core_hfi_range { int (*handle)(struct iris_core *core, struct iris_hfi_packet *pkt); }; +struct iris_hfi_gen2_inst_hfi_range { + u32 begin; + u32 end; + int (*handle)(struct iris_inst *inst, struct iris_hfi_packet *pkt); +}; + +struct iris_hfi_gen2_packet_handle { + enum hfi_buffer_type type; + int (*handle)(struct iris_inst *inst, struct iris_hfi_packet *pkt); +}; + static int iris_hfi_gen2_validate_packet(u8 *response_pkt, u8 *core_resp_pkt) { u8 *response_limit = core_resp_pkt + IFACEQ_CORE_PKT_SIZE; @@ -55,6 +66,42 @@ static int iris_hfi_gen2_validate_hdr_packet(struct iris_core *core, struct iris return 0; } +static int iris_hfi_gen2_handle_session_error(struct iris_inst *inst, + struct iris_hfi_packet *pkt) +{ + struct iris_core *core = inst->core; + char *error; + + switch (pkt->type) { + case HFI_ERROR_MAX_SESSIONS: + error = "exceeded max sessions"; + break; + case HFI_ERROR_UNKNOWN_SESSION: + error = "unknown session id"; + break; + case HFI_ERROR_INVALID_STATE: + error = "invalid operation for current state"; + break; + case HFI_ERROR_INSUFFICIENT_RESOURCES: + error = "insufficient resources"; + break; + case HFI_ERROR_BUFFER_NOT_SET: + error = "internal buffers not set"; + break; + case HFI_ERROR_FATAL: + error = "fatal error"; + break; + default: + error = "unknown"; + break; + } + + dev_err(core->dev, "session error received %#x: %s\n", pkt->type, error); + iris_vb2_queue_error(inst); + + return 0; +} + static int iris_hfi_gen2_handle_system_error(struct iris_core *core, struct iris_hfi_packet *pkt) { @@ -79,6 +126,22 @@ static int iris_hfi_gen2_handle_system_init(struct iris_core *core, return 0; } +static int iris_hfi_gen2_handle_session_command(struct iris_inst *inst, + struct iris_hfi_packet *pkt) +{ + int ret = 0; + + switch (pkt->type) { + case HFI_CMD_CLOSE: + complete(&inst->completion); + break; + default: + break; + } + + return ret; +} + static int iris_hfi_gen2_handle_image_version_property(struct iris_core *core, struct iris_hfi_packet *pkt) { @@ -152,6 +215,46 @@ static int iris_hfi_gen2_handle_system_response(struct iris_core *core, return 0; } +static int iris_hfi_gen2_handle_session_response(struct iris_core *core, + struct iris_hfi_header *hdr) +{ + struct iris_hfi_packet *packet; + struct iris_inst *inst; + int ret = 0; + u32 i, j; + u8 *pkt; + static const struct iris_hfi_gen2_inst_hfi_range range[] = { + {HFI_SESSION_ERROR_BEGIN, HFI_SESSION_ERROR_END, + iris_hfi_gen2_handle_session_error}, + {HFI_CMD_BEGIN, HFI_CMD_END, + iris_hfi_gen2_handle_session_command }, + }; + + inst = iris_get_instance(core, hdr->session_id); + if (!inst) + return -EINVAL; + + mutex_lock(&inst->lock); + + pkt = (u8 *)((u8 *)hdr + sizeof(*hdr)); + for (i = 0; i < ARRAY_SIZE(range); i++) { + pkt = (u8 *)((u8 *)hdr + sizeof(*hdr)); + for (j = 0; j < hdr->num_packets; j++) { + packet = (struct iris_hfi_packet *)pkt; + if (packet->flags & HFI_FW_FLAGS_SESSION_ERROR) + iris_hfi_gen2_handle_session_error(inst, packet); + + if (packet->type > range[i].begin && packet->type < range[i].end) + ret = range[i].handle(inst, packet); + pkt += packet->size; + } + } + + mutex_unlock(&inst->lock); + + return ret; +} + static int iris_hfi_gen2_handle_response(struct iris_core *core, void *response) { struct iris_hfi_header *hdr = (struct iris_hfi_header *)response; @@ -161,7 +264,10 @@ static int iris_hfi_gen2_handle_response(struct iris_core *core, void *response) if (ret) return iris_hfi_gen2_handle_system_error(core, NULL); - return iris_hfi_gen2_handle_system_response(core, hdr); + if (!hdr->session_id) + return iris_hfi_gen2_handle_system_response(core, hdr); + else + return iris_hfi_gen2_handle_session_response(core, hdr); } static void iris_hfi_gen2_flush_debug_queue(struct iris_core *core, u8 *packet) diff --git a/drivers/media/platform/qcom/iris/iris_instance.h b/drivers/media/platform/qcom/iris/iris_instance.h index 527a270f12d4..b9c7dcfb20f7 100644 --- a/drivers/media/platform/qcom/iris/iris_instance.h +++ b/drivers/media/platform/qcom/iris/iris_instance.h @@ -6,24 +6,46 @@ #ifndef __IRIS_INSTANCE_H__ #define __IRIS_INSTANCE_H__ +#include + +#include "iris_buffer.h" #include "iris_core.h" +#include "iris_utils.h" /** * struct iris_inst - holds per video instance parameters * + * @list: used for attach an instance to the core * @core: pointer to core structure + * @session_id: id of current video session * @ctx_q_lock: lock to serialize queues related ioctls * @lock: lock to seralise forward and reverse threads * @fh: reference of v4l2 file handler + * @fmt_src: structure of v4l2_format for source + * @fmt_dst: structure of v4l2_format for destination + * @crop: structure of crop info + * @completion: structure of signal completions + * @buffers: array of different iris buffers + * @fw_min_count: minimnum count of buffers needed by fw + * @once_per_session_set: boolean to set once per session property * @m2m_dev: a reference to m2m device structure * @m2m_ctx: a reference to m2m context structure */ struct iris_inst { + struct list_head list; struct iris_core *core; + u32 session_id; struct mutex ctx_q_lock;/* lock to serialize queues related ioctls */ struct mutex lock; /* lock to serialize forward and reverse threads */ struct v4l2_fh fh; + struct v4l2_format *fmt_src; + struct v4l2_format *fmt_dst; + struct iris_hfi_rect_desc crop; + struct completion completion; + struct iris_buffers buffers[BUF_TYPE_MAX]; + u32 fw_min_count; + bool once_per_session_set; struct v4l2_m2m_dev *m2m_dev; struct v4l2_m2m_ctx *m2m_ctx; }; diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/drivers/media/platform/qcom/iris/iris_platform_common.h index 69c0a8b3d12d..d508477b066e 100644 --- a/drivers/media/platform/qcom/iris/iris_platform_common.h +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h @@ -42,6 +42,9 @@ struct ubwc_config_data { u32 bank_spreading; }; +struct platform_inst_caps { + u32 max_mbpf; +}; struct iris_core_power { u64 clk_freq; u64 icc_bw; @@ -71,11 +74,13 @@ struct iris_platform_data { u64 dma_mask; const char *fwname; u32 pas_id; + struct platform_inst_caps *inst_caps; struct tz_cp_config *tz_cp_config_data; u32 core_arch; u32 hw_response_timeout; struct ubwc_config_data *ubwc_config; u32 num_vpp_pipe; + u32 max_session_count; }; #endif diff --git a/drivers/media/platform/qcom/iris/iris_platform_sm8550.c b/drivers/media/platform/qcom/iris/iris_platform_sm8550.c index b4c730c58558..bc4769732aad 100644 --- a/drivers/media/platform/qcom/iris/iris_platform_sm8550.c +++ b/drivers/media/platform/qcom/iris/iris_platform_sm8550.c @@ -10,6 +10,10 @@ #define VIDEO_ARCH_LX 1 +static struct platform_inst_caps platform_inst_cap_sm8550 = { + .max_mbpf = (8192 * 4352) / 256, +}; + static void iris_set_sm8550_preset_registers(struct iris_core *core) { writel(0x0, core->reg_base + 0xB0088); @@ -68,9 +72,11 @@ struct iris_platform_data sm8550_data = { .dma_mask = GENMASK(31, 29) - 1, .fwname = "qcom/vpu/vpu30_p4.mbn", .pas_id = IRIS_PAS_ID, + .inst_caps = &platform_inst_cap_sm8550, .tz_cp_config_data = &tz_cp_config_sm8550, .core_arch = VIDEO_ARCH_LX, .hw_response_timeout = HW_RESPONSE_TIMEOUT_VALUE, .ubwc_config = &ubwc_config_sm8550, .num_vpp_pipe = 4, + .max_session_count = 16, }; diff --git a/drivers/media/platform/qcom/iris/iris_probe.c b/drivers/media/platform/qcom/iris/iris_probe.c index e8ef258b4f2e..a9162be5f9f6 100644 --- a/drivers/media/platform/qcom/iris/iris_probe.c +++ b/drivers/media/platform/qcom/iris/iris_probe.c @@ -142,6 +142,7 @@ static int iris_register_video_device(struct iris_core *core) strscpy(vdev->name, "qcom-iris-decoder", sizeof(vdev->name)); vdev->release = video_device_release; vdev->fops = core->iris_v4l2_file_ops; + vdev->ioctl_ops = core->iris_v4l2_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; @@ -207,6 +208,7 @@ static int iris_probe(struct platform_device *pdev) if (!core->response_packet) return -ENOMEM; + INIT_LIST_HEAD(&core->instances); INIT_DELAYED_WORK(&core->sys_error_handler, iris_sys_error_handler); core->reg_base = devm_platform_ioremap_resource(pdev, 0); diff --git a/drivers/media/platform/qcom/iris/iris_utils.c b/drivers/media/platform/qcom/iris/iris_utils.c new file mode 100644 index 000000000000..d5c8e052922c --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_utils.c @@ -0,0 +1,52 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include + +#include "iris_instance.h" +#include "iris_utils.h" + +int iris_get_mbpf(struct iris_inst *inst) +{ + struct v4l2_format *inp_f = inst->fmt_src; + u32 height = max(inp_f->fmt.pix_mp.height, inst->crop.height); + u32 width = max(inp_f->fmt.pix_mp.width, inst->crop.width); + + return NUM_MBS_PER_FRAME(height, width); +} + +int iris_wait_for_session_response(struct iris_inst *inst) +{ + struct iris_core *core = inst->core; + u32 hw_response_timeout_val; + int ret; + + hw_response_timeout_val = core->iris_platform_data->hw_response_timeout; + + mutex_unlock(&inst->lock); + ret = wait_for_completion_timeout(&inst->completion, + msecs_to_jiffies(hw_response_timeout_val)); + mutex_lock(&inst->lock); + if (!ret) + return -ETIMEDOUT; + + return 0; +} + +struct iris_inst *iris_get_instance(struct iris_core *core, u32 session_id) +{ + struct iris_inst *inst; + + mutex_lock(&core->lock); + list_for_each_entry(inst, &core->instances, list) { + if (inst->session_id == session_id) { + mutex_unlock(&core->lock); + return inst; + } + } + + mutex_unlock(&core->lock); + return NULL; +} diff --git a/drivers/media/platform/qcom/iris/iris_utils.h b/drivers/media/platform/qcom/iris/iris_utils.h new file mode 100644 index 000000000000..26649b66d978 --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_utils.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef __IRIS_UTILS_H__ +#define __IRIS_UTILS_H__ + +struct iris_core; +#include "iris_buffer.h" + +struct iris_hfi_rect_desc { + u32 left; + u32 top; + u32 width; + u32 height; +}; + +#define NUM_MBS_PER_FRAME(height, width) \ + (DIV_ROUND_UP(height, 16) * DIV_ROUND_UP(width, 16)) + +static inline enum iris_buffer_type iris_v4l2_type_to_driver(u32 type) +{ + if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + return BUF_INPUT; + else + return BUF_OUTPUT; +} + +int iris_get_mbpf(struct iris_inst *inst); +struct iris_inst *iris_get_instance(struct iris_core *core, u32 session_id); +int iris_wait_for_session_response(struct iris_inst *inst); + +#endif diff --git a/drivers/media/platform/qcom/iris/iris_vb2.c b/drivers/media/platform/qcom/iris/iris_vb2.c new file mode 100644 index 000000000000..e9db44515d91 --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_vb2.c @@ -0,0 +1,50 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include "iris_instance.h" +#include "iris_vb2.h" + +int iris_vb2_queue_setup(struct vb2_queue *q, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], struct device *alloc_devs[]) +{ + struct iris_inst *inst; + struct iris_core *core; + struct v4l2_format *f; + int ret = 0; + + inst = vb2_get_drv_priv(q); + + mutex_lock(&inst->lock); + + core = inst->core; + f = V4L2_TYPE_IS_OUTPUT(q->type) ? inst->fmt_src : inst->fmt_dst; + + if (*num_planes) { + if (*num_planes != f->fmt.pix_mp.num_planes || + sizes[0] < f->fmt.pix_mp.plane_fmt[0].sizeimage) + ret = -EINVAL; + goto unlock; + } + + if (!inst->once_per_session_set) { + inst->once_per_session_set = true; + + ret = core->hfi_ops->session_open(inst); + if (ret) { + ret = -EINVAL; + dev_err(core->dev, "session open failed\n"); + goto unlock; + } + } + + *num_planes = 1; + sizes[0] = f->fmt.pix_mp.plane_fmt[0].sizeimage; + +unlock: + mutex_unlock(&inst->lock); + + return ret; +} diff --git a/drivers/media/platform/qcom/iris/iris_vb2.h b/drivers/media/platform/qcom/iris/iris_vb2.h new file mode 100644 index 000000000000..d2e71d0596cc --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_vb2.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef __IRIS_VB2_H__ +#define __IRIS_VB2_H__ + +int iris_vb2_queue_setup(struct vb2_queue *q, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], struct device *alloc_devs[]); +#endif diff --git a/drivers/media/platform/qcom/iris/iris_vdec.c b/drivers/media/platform/qcom/iris/iris_vdec.c new file mode 100644 index 000000000000..2ed50ad5d58b --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_vdec.c @@ -0,0 +1,56 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include "iris_buffer.h" +#include "iris_instance.h" +#include "iris_vdec.h" +#include "iris_vpu_buffer.h" + +#define DEFAULT_WIDTH 320 +#define DEFAULT_HEIGHT 240 + +void iris_vdec_inst_init(struct iris_inst *inst) +{ + struct v4l2_format *f; + + inst->fmt_src = kzalloc(sizeof(*inst->fmt_src), GFP_KERNEL); + inst->fmt_dst = kzalloc(sizeof(*inst->fmt_dst), GFP_KERNEL); + + inst->fw_min_count = MIN_BUFFERS; + + f = inst->fmt_src; + f->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; + f->fmt.pix_mp.width = DEFAULT_WIDTH; + f->fmt.pix_mp.height = DEFAULT_HEIGHT; + f->fmt.pix_mp.pixelformat = V4L2_PIX_FMT_H264; + f->fmt.pix_mp.num_planes = 1; + f->fmt.pix_mp.plane_fmt[0].bytesperline = 0; + f->fmt.pix_mp.plane_fmt[0].sizeimage = iris_get_buffer_size(inst, BUF_INPUT); + f->fmt.pix_mp.field = V4L2_FIELD_NONE; + inst->buffers[BUF_INPUT].min_count = iris_vpu_buf_count(inst, BUF_INPUT); + inst->buffers[BUF_INPUT].size = f->fmt.pix_mp.plane_fmt[0].sizeimage; + + f = inst->fmt_dst; + f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; + f->fmt.pix_mp.pixelformat = V4L2_PIX_FMT_NV12; + f->fmt.pix_mp.width = ALIGN(DEFAULT_WIDTH, 128); + f->fmt.pix_mp.height = ALIGN(DEFAULT_HEIGHT, 32); + f->fmt.pix_mp.num_planes = 1; + f->fmt.pix_mp.plane_fmt[0].bytesperline = ALIGN(DEFAULT_WIDTH, 128); + f->fmt.pix_mp.plane_fmt[0].sizeimage = iris_get_buffer_size(inst, BUF_OUTPUT); + f->fmt.pix_mp.field = V4L2_FIELD_NONE; + f->fmt.pix_mp.colorspace = V4L2_COLORSPACE_DEFAULT; + f->fmt.pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT; + f->fmt.pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT; + f->fmt.pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT; + inst->buffers[BUF_OUTPUT].min_count = iris_vpu_buf_count(inst, BUF_OUTPUT); + inst->buffers[BUF_OUTPUT].size = f->fmt.pix_mp.plane_fmt[0].sizeimage; +} + +void iris_vdec_inst_deinit(struct iris_inst *inst) +{ + kfree(inst->fmt_dst); + kfree(inst->fmt_src); +} diff --git a/drivers/media/platform/qcom/iris/iris_vdec.h b/drivers/media/platform/qcom/iris/iris_vdec.h new file mode 100644 index 000000000000..353b73b76230 --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_vdec.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef __IRIS_VDEC_H__ +#define __IRIS_VDEC_H__ + +struct iris_inst; + +void iris_vdec_inst_init(struct iris_inst *inst); +void iris_vdec_inst_deinit(struct iris_inst *inst); + +#endif diff --git a/drivers/media/platform/qcom/iris/iris_vidc.c b/drivers/media/platform/qcom/iris/iris_vidc.c index b8654e73f516..ab3b63171c1d 100644 --- a/drivers/media/platform/qcom/iris/iris_vidc.c +++ b/drivers/media/platform/qcom/iris/iris_vidc.c @@ -9,6 +9,9 @@ #include "iris_vidc.h" #include "iris_instance.h" +#include "iris_vdec.h" +#include "iris_vb2.h" +#include "iris_vpu_buffer.h" #include "iris_platform_common.h" #define IRIS_DRV_NAME "iris_driver" @@ -28,6 +31,38 @@ static void iris_v4l2_fh_deinit(struct iris_inst *inst) v4l2_fh_exit(&inst->fh); } +static void iris_add_session(struct iris_inst *inst) +{ + struct iris_core *core = inst->core; + struct iris_inst *iter; + u32 count = 0; + + mutex_lock(&core->lock); + + list_for_each_entry(iter, &core->instances, list) + count++; + + if (count < core->iris_platform_data->max_session_count) + list_add_tail(&inst->list, &core->instances); + + mutex_unlock(&core->lock); +} + +static void iris_remove_session(struct iris_inst *inst) +{ + struct iris_core *core = inst->core; + struct iris_inst *iter, *temp; + + mutex_lock(&core->lock); + list_for_each_entry_safe(iter, temp, &core->instances, list) { + if (iter->session_id == inst->session_id) { + list_del_init(&iter->list); + break; + } + } + mutex_unlock(&core->lock); +} + static inline struct iris_inst *iris_get_inst(struct file *filp, void *fh) { return container_of(filp->private_data, struct iris_inst, fh); @@ -59,7 +94,10 @@ iris_m2m_queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_ 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 = inst->core->iris_vb2_ops; src_vq->drv_priv = inst; + src_vq->buf_struct_size = sizeof(struct iris_buffer); + src_vq->min_reqbufs_allocation = MIN_BUFFERS; src_vq->dev = inst->core->dev; src_vq->lock = &inst->ctx_q_lock; ret = vb2_queue_init(src_vq); @@ -69,7 +107,10 @@ iris_m2m_queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_ 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 = inst->core->iris_vb2_ops; dst_vq->drv_priv = inst; + dst_vq->buf_struct_size = sizeof(struct iris_buffer); + dst_vq->min_reqbufs_allocation = MIN_BUFFERS; dst_vq->dev = inst->core->dev; dst_vq->lock = &inst->ctx_q_lock; @@ -100,8 +141,11 @@ int iris_open(struct file *filp) return -ENOMEM; inst->core = core; + inst->session_id = hash32_ptr(inst); + mutex_init(&inst->lock); mutex_init(&inst->ctx_q_lock); + init_completion(&inst->completion); iris_v4l2_fh_init(inst); @@ -117,6 +161,10 @@ int iris_open(struct file *filp) goto fail_m2m_release; } + iris_vdec_inst_init(inst); + + iris_add_session(inst); + inst->fh.m2m_ctx = inst->m2m_ctx; filp->private_data = &inst->fh; @@ -127,19 +175,42 @@ int iris_open(struct file *filp) fail_v4l2_fh_deinit: iris_v4l2_fh_deinit(inst); mutex_destroy(&inst->ctx_q_lock); + mutex_destroy(&inst->lock); kfree(inst); return ret; } +static void iris_session_close(struct iris_inst *inst) +{ + const struct iris_hfi_command_ops *hfi_ops = inst->core->hfi_ops; + bool wait_for_response = true; + int ret; + + reinit_completion(&inst->completion); + + ret = hfi_ops->session_close(inst); + if (ret) + wait_for_response = false; + + if (wait_for_response) + iris_wait_for_session_response(inst); +} + int iris_close(struct file *filp) { struct iris_inst *inst = iris_get_inst(filp, NULL); v4l2_m2m_ctx_release(inst->m2m_ctx); v4l2_m2m_release(inst->m2m_dev); + mutex_lock(&inst->lock); + iris_vdec_inst_deinit(inst); + iris_session_close(inst); iris_v4l2_fh_deinit(inst); + iris_remove_session(inst); + mutex_unlock(&inst->lock); mutex_destroy(&inst->ctx_q_lock); + mutex_destroy(&inst->lock); kfree(inst); filp->private_data = NULL; @@ -155,7 +226,17 @@ static struct v4l2_file_operations iris_v4l2_file_ops = { .mmap = v4l2_m2m_fop_mmap, }; +static const struct vb2_ops iris_vb2_ops = { + .queue_setup = iris_vb2_queue_setup, +}; + +static const struct v4l2_ioctl_ops iris_v4l2_ioctl_ops = { + .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, +}; + void iris_init_ops(struct iris_core *core) { core->iris_v4l2_file_ops = &iris_v4l2_file_ops; + core->iris_vb2_ops = &iris_vb2_ops; + core->iris_v4l2_ioctl_ops = &iris_v4l2_ioctl_ops; } diff --git a/drivers/media/platform/qcom/iris/iris_vpu_buffer.c b/drivers/media/platform/qcom/iris/iris_vpu_buffer.c new file mode 100644 index 000000000000..2402a33723ab --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_vpu_buffer.c @@ -0,0 +1,19 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include "iris_instance.h" +#include "iris_vpu_buffer.h" + +int iris_vpu_buf_count(struct iris_inst *inst, enum iris_buffer_type buffer_type) +{ + switch (buffer_type) { + case BUF_INPUT: + return MIN_BUFFERS; + case BUF_OUTPUT: + return inst->fw_min_count; + default: + return 0; + } +} diff --git a/drivers/media/platform/qcom/iris/iris_vpu_buffer.h b/drivers/media/platform/qcom/iris/iris_vpu_buffer.h new file mode 100644 index 000000000000..06e6e958dcac --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_vpu_buffer.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef __IRIS_VPU_BUFFER_H__ +#define __IRIS_VPU_BUFFER_H__ + +struct iris_inst; + +#define MIN_BUFFERS 4 + +int iris_vpu_buf_count(struct iris_inst *inst, enum iris_buffer_type buffer_type); + +#endif