diff options
Diffstat (limited to 'hw/qca5018/he_sig_a_mu_ul_info.h')
| -rw-r--r-- | hw/qca5018/he_sig_a_mu_ul_info.h | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/hw/qca5018/he_sig_a_mu_ul_info.h b/hw/qca5018/he_sig_a_mu_ul_info.h new file mode 100644 index 0000000..bf9888a --- /dev/null +++ b/hw/qca5018/he_sig_a_mu_ul_info.h @@ -0,0 +1,266 @@ +/* + * Copyright (c) 2020, The Linux Foundation. All rights reserved. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _HE_SIG_A_MU_UL_INFO_H_ +#define _HE_SIG_A_MU_UL_INFO_H_ +#if !defined(__ASSEMBLER__) +#endif + + +// ################ START SUMMARY ################# +// +// Dword Fields +// 0 format_indication[0], bss_color_id[6:1], spatial_reuse[22:7], reserved_0a[23], transmit_bw[25:24], reserved_0b[31:26] +// 1 txop_duration[6:0], reserved_1a[15:7], crc[19:16], tail[25:20], reserved_1b[31:26] +// +// ################ END SUMMARY ################# + +#define NUM_OF_DWORDS_HE_SIG_A_MU_UL_INFO 2 + +struct he_sig_a_mu_ul_info { + uint32_t format_indication : 1, //[0] + bss_color_id : 6, //[6:1] + spatial_reuse : 16, //[22:7] + reserved_0a : 1, //[23] + transmit_bw : 2, //[25:24] + reserved_0b : 6; //[31:26] + uint32_t txop_duration : 7, //[6:0] + reserved_1a : 9, //[15:7] + crc : 4, //[19:16] + tail : 6, //[25:20] + reserved_1b : 6; //[31:26] +}; + +/* + +format_indication + + Indicates whether the transmission is SU PPDU or a + trigger based UL MU PDDU + + <enum 0 HE_SIGA_FORMAT_HE_TRIG> + + <enum 1 HE_SIGA_FORMAT_SU_OR_EXT_SU> + + <legal all> + +bss_color_id + + BSS color ID + + <legal all> + +spatial_reuse + + Spatial reuse + + + + <legal all> + +reserved_0a + + Note: spec indicates this shall be set to 1 + + <legal 1> + +transmit_bw + + Bandwidth of the PPDU. + + + + <enum 0 HE_SIG_A_MU_UL_BW20> 20 Mhz + + <enum 1 HE_SIG_A_MU_UL_BW40> 40 Mhz + + <enum 2 HE_SIG_A_MU_UL_BW80> 80 Mhz + + <enum 3 HE_SIG_A_MU_UL_BW160> 160 MHz or 80+80 MHz + + + + On RX side, Field Used by MAC HW + + <legal 0-3> + +reserved_0b + + <legal 0> + +txop_duration + + Indicates the remaining time in the current TXOP <legal + all> + +reserved_1a + + Set to value indicated in the trigger frame + + <legal 255> + +crc + + CRC for HE-SIG-A contents. + + This CRC may also cover some fields of L-SIG (TBD) + + <legal all> + +tail + + BCC encoding (similar to VHT-SIG-A) with 6 tail bits is + used + + <legal 0> + +reserved_1b + + <legal 0> +*/ + + +/* Description HE_SIG_A_MU_UL_INFO_0_FORMAT_INDICATION + + Indicates whether the transmission is SU PPDU or a + trigger based UL MU PDDU + + <enum 0 HE_SIGA_FORMAT_HE_TRIG> + + <enum 1 HE_SIGA_FORMAT_SU_OR_EXT_SU> + + <legal all> +*/ +#define HE_SIG_A_MU_UL_INFO_0_FORMAT_INDICATION_OFFSET 0x00000000 +#define HE_SIG_A_MU_UL_INFO_0_FORMAT_INDICATION_LSB 0 +#define HE_SIG_A_MU_UL_INFO_0_FORMAT_INDICATION_MASK 0x00000001 + +/* Description HE_SIG_A_MU_UL_INFO_0_BSS_COLOR_ID + + BSS color ID + + <legal all> +*/ +#define HE_SIG_A_MU_UL_INFO_0_BSS_COLOR_ID_OFFSET 0x00000000 +#define HE_SIG_A_MU_UL_INFO_0_BSS_COLOR_ID_LSB 1 +#define HE_SIG_A_MU_UL_INFO_0_BSS_COLOR_ID_MASK 0x0000007e + +/* Description HE_SIG_A_MU_UL_INFO_0_SPATIAL_REUSE + + Spatial reuse + + + + <legal all> +*/ +#define HE_SIG_A_MU_UL_INFO_0_SPATIAL_REUSE_OFFSET 0x00000000 +#define HE_SIG_A_MU_UL_INFO_0_SPATIAL_REUSE_LSB 7 +#define HE_SIG_A_MU_UL_INFO_0_SPATIAL_REUSE_MASK 0x007fff80 + +/* Description HE_SIG_A_MU_UL_INFO_0_RESERVED_0A + + Note: spec indicates this shall be set to 1 + + <legal 1> +*/ +#define HE_SIG_A_MU_UL_INFO_0_RESERVED_0A_OFFSET 0x00000000 +#define HE_SIG_A_MU_UL_INFO_0_RESERVED_0A_LSB 23 +#define HE_SIG_A_MU_UL_INFO_0_RESERVED_0A_MASK 0x00800000 + +/* Description HE_SIG_A_MU_UL_INFO_0_TRANSMIT_BW + + Bandwidth of the PPDU. + + + + <enum 0 HE_SIG_A_MU_UL_BW20> 20 Mhz + + <enum 1 HE_SIG_A_MU_UL_BW40> 40 Mhz + + <enum 2 HE_SIG_A_MU_UL_BW80> 80 Mhz + + <enum 3 HE_SIG_A_MU_UL_BW160> 160 MHz or 80+80 MHz + + + + On RX side, Field Used by MAC HW + + <legal 0-3> +*/ +#define HE_SIG_A_MU_UL_INFO_0_TRANSMIT_BW_OFFSET 0x00000000 +#define HE_SIG_A_MU_UL_INFO_0_TRANSMIT_BW_LSB 24 +#define HE_SIG_A_MU_UL_INFO_0_TRANSMIT_BW_MASK 0x03000000 + +/* Description HE_SIG_A_MU_UL_INFO_0_RESERVED_0B + + <legal 0> +*/ +#define HE_SIG_A_MU_UL_INFO_0_RESERVED_0B_OFFSET 0x00000000 +#define HE_SIG_A_MU_UL_INFO_0_RESERVED_0B_LSB 26 +#define HE_SIG_A_MU_UL_INFO_0_RESERVED_0B_MASK 0xfc000000 + +/* Description HE_SIG_A_MU_UL_INFO_1_TXOP_DURATION + + Indicates the remaining time in the current TXOP <legal + all> +*/ +#define HE_SIG_A_MU_UL_INFO_1_TXOP_DURATION_OFFSET 0x00000004 +#define HE_SIG_A_MU_UL_INFO_1_TXOP_DURATION_LSB 0 +#define HE_SIG_A_MU_UL_INFO_1_TXOP_DURATION_MASK 0x0000007f + +/* Description HE_SIG_A_MU_UL_INFO_1_RESERVED_1A + + Set to value indicated in the trigger frame + + <legal 255> +*/ +#define HE_SIG_A_MU_UL_INFO_1_RESERVED_1A_OFFSET 0x00000004 +#define HE_SIG_A_MU_UL_INFO_1_RESERVED_1A_LSB 7 +#define HE_SIG_A_MU_UL_INFO_1_RESERVED_1A_MASK 0x0000ff80 + +/* Description HE_SIG_A_MU_UL_INFO_1_CRC + + CRC for HE-SIG-A contents. + + This CRC may also cover some fields of L-SIG (TBD) + + <legal all> +*/ +#define HE_SIG_A_MU_UL_INFO_1_CRC_OFFSET 0x00000004 +#define HE_SIG_A_MU_UL_INFO_1_CRC_LSB 16 +#define HE_SIG_A_MU_UL_INFO_1_CRC_MASK 0x000f0000 + +/* Description HE_SIG_A_MU_UL_INFO_1_TAIL + + BCC encoding (similar to VHT-SIG-A) with 6 tail bits is + used + + <legal 0> +*/ +#define HE_SIG_A_MU_UL_INFO_1_TAIL_OFFSET 0x00000004 +#define HE_SIG_A_MU_UL_INFO_1_TAIL_LSB 20 +#define HE_SIG_A_MU_UL_INFO_1_TAIL_MASK 0x03f00000 + +/* Description HE_SIG_A_MU_UL_INFO_1_RESERVED_1B + + <legal 0> +*/ +#define HE_SIG_A_MU_UL_INFO_1_RESERVED_1B_OFFSET 0x00000004 +#define HE_SIG_A_MU_UL_INFO_1_RESERVED_1B_LSB 26 +#define HE_SIG_A_MU_UL_INFO_1_RESERVED_1B_MASK 0xfc000000 + + +#endif // _HE_SIG_A_MU_UL_INFO_H_ |