diff options
Diffstat (limited to 'drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c')
| -rw-r--r-- | drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c | 292 |
1 files changed, 292 insertions, 0 deletions
diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c b/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c new file mode 100644 index 000000000000..d77fa29f44fc --- /dev/null +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c @@ -0,0 +1,292 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include "iris_hfi_common.h" +#include "iris_hfi_gen2.h" +#include "iris_hfi_gen2_packet.h" + +u32 iris_hfi_gen2_get_color_primaries(u32 primaries) +{ + switch (primaries) { + case V4L2_COLORSPACE_DEFAULT: + return HFI_PRIMARIES_RESERVED; + case V4L2_COLORSPACE_REC709: + return HFI_PRIMARIES_BT709; + case V4L2_COLORSPACE_470_SYSTEM_M: + return HFI_PRIMARIES_BT470_SYSTEM_M; + case V4L2_COLORSPACE_470_SYSTEM_BG: + return HFI_PRIMARIES_BT470_SYSTEM_BG; + case V4L2_COLORSPACE_SMPTE170M: + return HFI_PRIMARIES_BT601_525; + case V4L2_COLORSPACE_SMPTE240M: + return HFI_PRIMARIES_SMPTE_ST240M; + case V4L2_COLORSPACE_BT2020: + return HFI_PRIMARIES_BT2020; + case V4L2_COLORSPACE_DCI_P3: + return HFI_PRIMARIES_SMPTE_RP431_2; + default: + return HFI_PRIMARIES_RESERVED; + } +} + +u32 iris_hfi_gen2_get_transfer_char(u32 characterstics) +{ + switch (characterstics) { + case V4L2_XFER_FUNC_DEFAULT: + return HFI_TRANSFER_RESERVED; + case V4L2_XFER_FUNC_709: + return HFI_TRANSFER_BT709; + case V4L2_XFER_FUNC_SMPTE240M: + return HFI_TRANSFER_SMPTE_ST240M; + case V4L2_XFER_FUNC_SRGB: + return HFI_TRANSFER_SRGB_SYCC; + case V4L2_XFER_FUNC_SMPTE2084: + return HFI_TRANSFER_SMPTE_ST2084_PQ; + default: + return HFI_TRANSFER_RESERVED; + } +} + +u32 iris_hfi_gen2_get_matrix_coefficients(u32 coefficients) +{ + switch (coefficients) { + case V4L2_YCBCR_ENC_DEFAULT: + return HFI_MATRIX_COEFF_RESERVED; + case V4L2_YCBCR_ENC_709: + return HFI_MATRIX_COEFF_BT709; + case V4L2_YCBCR_ENC_XV709: + return HFI_MATRIX_COEFF_BT709; + case V4L2_YCBCR_ENC_XV601: + return HFI_MATRIX_COEFF_BT470_SYS_BG_OR_BT601_625; + case V4L2_YCBCR_ENC_601: + return HFI_MATRIX_COEFF_BT601_525_BT1358_525_OR_625; + case V4L2_YCBCR_ENC_SMPTE240M: + return HFI_MATRIX_COEFF_SMPTE_ST240; + case V4L2_YCBCR_ENC_BT2020: + return HFI_MATRIX_COEFF_BT2020_NON_CONSTANT; + case V4L2_YCBCR_ENC_BT2020_CONST_LUM: + return HFI_MATRIX_COEFF_BT2020_CONSTANT; + default: + return HFI_MATRIX_COEFF_RESERVED; + } +} + +u32 iris_hfi_gen2_get_color_info(u32 matrix_coeff, u32 transfer_char, u32 primaries, + u32 colour_description_present_flag, u32 full_range, + u32 video_format, u32 video_signal_type_present_flag) +{ + return (matrix_coeff & 0xFF) | + ((transfer_char << 8) & 0xFF00) | + ((primaries << 16) & 0xFF0000) | + ((colour_description_present_flag << 24) & 0x1000000) | + ((full_range << 25) & 0x2000000) | + ((video_format << 26) & 0x1C000000) | + ((video_signal_type_present_flag << 29) & 0x20000000); +} + +static void iris_hfi_gen2_create_header(struct iris_hfi_header *hdr, + u32 session_id, u32 header_id) +{ + memset(hdr, 0, sizeof(*hdr)); + + hdr->size = sizeof(*hdr); + hdr->session_id = session_id; + hdr->header_id = header_id; + hdr->num_packets = 0; +} + +static void iris_hfi_gen2_create_packet(struct iris_hfi_header *hdr, u32 pkt_type, + u32 pkt_flags, u32 payload_type, u32 port, + u32 packet_id, void *payload, u32 payload_size) +{ + struct iris_hfi_packet *pkt = (struct iris_hfi_packet *)((u8 *)hdr + hdr->size); + u32 pkt_size = sizeof(*pkt) + payload_size; + + memset(pkt, 0, pkt_size); + pkt->size = pkt_size; + pkt->type = pkt_type; + pkt->flags = pkt_flags; + pkt->payload_info = payload_type; + pkt->port = port; + pkt->packet_id = packet_id; + if (payload_size) + memcpy(&pkt->payload[0], payload, payload_size); + + hdr->num_packets++; + hdr->size += pkt->size; +} + +void iris_hfi_gen2_packet_sys_init(struct iris_core *core, struct iris_hfi_header *hdr) +{ + u32 payload = 0; + + iris_hfi_gen2_create_header(hdr, 0, core->header_id++); + + payload = HFI_VIDEO_ARCH_LX; + iris_hfi_gen2_create_packet(hdr, + HFI_CMD_INIT, + (HFI_HOST_FLAGS_RESPONSE_REQUIRED | + HFI_HOST_FLAGS_INTR_REQUIRED | + HFI_HOST_FLAGS_NON_DISCARDABLE), + HFI_PAYLOAD_U32, + HFI_PORT_NONE, + core->packet_id++, + &payload, + sizeof(u32)); + + payload = core->iris_platform_data->ubwc_config->max_channels; + iris_hfi_gen2_create_packet(hdr, + HFI_PROP_UBWC_MAX_CHANNELS, + HFI_HOST_FLAGS_NONE, + HFI_PAYLOAD_U32, + HFI_PORT_NONE, + core->packet_id++, + &payload, + sizeof(u32)); + + payload = core->iris_platform_data->ubwc_config->mal_length; + iris_hfi_gen2_create_packet(hdr, + HFI_PROP_UBWC_MAL_LENGTH, + HFI_HOST_FLAGS_NONE, + HFI_PAYLOAD_U32, + HFI_PORT_NONE, + core->packet_id++, + &payload, + sizeof(u32)); + + payload = core->iris_platform_data->ubwc_config->highest_bank_bit; + iris_hfi_gen2_create_packet(hdr, + HFI_PROP_UBWC_HBB, + HFI_HOST_FLAGS_NONE, + HFI_PAYLOAD_U32, + HFI_PORT_NONE, + core->packet_id++, + &payload, + sizeof(u32)); + + payload = core->iris_platform_data->ubwc_config->bank_swzl_level; + iris_hfi_gen2_create_packet(hdr, + HFI_PROP_UBWC_BANK_SWZL_LEVEL1, + HFI_HOST_FLAGS_NONE, + HFI_PAYLOAD_U32, + HFI_PORT_NONE, + core->packet_id++, + &payload, + sizeof(u32)); + + payload = core->iris_platform_data->ubwc_config->bank_swz2_level; + iris_hfi_gen2_create_packet(hdr, + HFI_PROP_UBWC_BANK_SWZL_LEVEL2, + HFI_HOST_FLAGS_NONE, + HFI_PAYLOAD_U32, + HFI_PORT_NONE, + core->packet_id++, + &payload, + sizeof(u32)); + + payload = core->iris_platform_data->ubwc_config->bank_swz3_level; + iris_hfi_gen2_create_packet(hdr, + HFI_PROP_UBWC_BANK_SWZL_LEVEL3, + HFI_HOST_FLAGS_NONE, + HFI_PAYLOAD_U32, + HFI_PORT_NONE, + core->packet_id++, + &payload, + sizeof(u32)); + + payload = core->iris_platform_data->ubwc_config->bank_spreading; + iris_hfi_gen2_create_packet(hdr, + HFI_PROP_UBWC_BANK_SPREADING, + HFI_HOST_FLAGS_NONE, + HFI_PAYLOAD_U32, + HFI_PORT_NONE, + core->packet_id++, + &payload, + sizeof(u32)); +} + +void iris_hfi_gen2_packet_image_version(struct iris_core *core, struct iris_hfi_header *hdr) +{ + iris_hfi_gen2_create_header(hdr, 0, core->header_id++); + + iris_hfi_gen2_create_packet(hdr, + HFI_PROP_IMAGE_VERSION, + (HFI_HOST_FLAGS_RESPONSE_REQUIRED | + HFI_HOST_FLAGS_INTR_REQUIRED | + HFI_HOST_FLAGS_GET_PROPERTY), + HFI_PAYLOAD_NONE, + HFI_PORT_NONE, + core->packet_id++, + 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) +{ + u32 payload = 1; /* HFI_TRUE */ + + iris_hfi_gen2_create_header(hdr, 0 /*session_id*/, core->header_id++); + + iris_hfi_gen2_create_packet(hdr, + HFI_PROP_INTRA_FRAME_POWER_COLLAPSE, + HFI_HOST_FLAGS_NONE, + HFI_PAYLOAD_U32, + HFI_PORT_NONE, + core->packet_id++, + &payload, + sizeof(u32)); +} + +void iris_hfi_gen2_packet_sys_pc_prep(struct iris_core *core, struct iris_hfi_header *hdr) +{ + iris_hfi_gen2_create_header(hdr, 0 /*session_id*/, core->header_id++); + + iris_hfi_gen2_create_packet(hdr, + HFI_CMD_POWER_COLLAPSE, + HFI_HOST_FLAGS_NONE, + HFI_PAYLOAD_NONE, + HFI_PORT_NONE, + core->packet_id++, + NULL, 0); +} |