drivers/net/wireless/ath/ath10k/hw.c

   1 /*
   2  * Copyright (c) 2014-2015 Qualcomm Atheros, Inc.
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #include <linux/types.h>
  18 #include "core.h"
  19 #include "hw.h"
  20
  21 const struct ath10k_hw_regs qca988x_regs = {
  22         .rtc_state_cold_reset_mask      = 0x00000400,
  23         .rtc_soc_base_address           = 0x00004000,
  24         .rtc_wmac_base_address          = 0x00005000,
  25         .soc_core_base_address          = 0x00009000,
  26         .ce_wrapper_base_address        = 0x00057000,
  27         .ce0_base_address               = 0x00057400,
  28         .ce1_base_address               = 0x00057800,
  29         .ce2_base_address               = 0x00057c00,
  30         .ce3_base_address               = 0x00058000,
  31         .ce4_base_address               = 0x00058400,
  32         .ce5_base_address               = 0x00058800,
  33         .ce6_base_address               = 0x00058c00,
  34         .ce7_base_address               = 0x00059000,
  35         .soc_reset_control_si0_rst_mask = 0x00000001,
  36         .soc_reset_control_ce_rst_mask  = 0x00040000,
  37         .soc_chip_id_address            = 0x000000ec,
  38         .scratch_3_address              = 0x00000030,
  39         .fw_indicator_address           = 0x00009030,
  40         .pcie_local_base_address        = 0x00080000,
  41         .ce_wrap_intr_sum_host_msi_lsb  = 0x00000008,
  42         .ce_wrap_intr_sum_host_msi_mask = 0x0000ff00,
  43         .pcie_intr_fw_mask              = 0x00000400,
  44         .pcie_intr_ce_mask_all          = 0x0007f800,
  45         .pcie_intr_clr_address          = 0x00000014,
  46 };
  47
  48 const struct ath10k_hw_regs qca6174_regs = {
  49         .rtc_state_cold_reset_mask              = 0x00002000,
  50         .rtc_soc_base_address                   = 0x00000800,
  51         .rtc_wmac_base_address                  = 0x00001000,
  52         .soc_core_base_address                  = 0x0003a000,
  53         .ce_wrapper_base_address                = 0x00034000,
  54         .ce0_base_address                       = 0x00034400,
  55         .ce1_base_address                       = 0x00034800,
  56         .ce2_base_address                       = 0x00034c00,
  57         .ce3_base_address                       = 0x00035000,
  58         .ce4_base_address                       = 0x00035400,
  59         .ce5_base_address                       = 0x00035800,
  60         .ce6_base_address                       = 0x00035c00,
  61         .ce7_base_address                       = 0x00036000,
  62         .soc_reset_control_si0_rst_mask         = 0x00000000,
  63         .soc_reset_control_ce_rst_mask          = 0x00000001,
  64         .soc_chip_id_address                    = 0x000000f0,
  65         .scratch_3_address                      = 0x00000028,
  66         .fw_indicator_address                   = 0x0003a028,
  67         .pcie_local_base_address                = 0x00080000,
  68         .ce_wrap_intr_sum_host_msi_lsb          = 0x00000008,
  69         .ce_wrap_intr_sum_host_msi_mask         = 0x0000ff00,
  70         .pcie_intr_fw_mask                      = 0x00000400,
  71         .pcie_intr_ce_mask_all                  = 0x0007f800,
  72         .pcie_intr_clr_address                  = 0x00000014,
  73 };
  74
  75 const struct ath10k_hw_regs qca99x0_regs = {
  76         .rtc_state_cold_reset_mask              = 0x00000400,
  77         .rtc_soc_base_address                   = 0x00080000,
  78         .rtc_wmac_base_address                  = 0x00000000,
  79         .soc_core_base_address                  = 0x00082000,
  80         .ce_wrapper_base_address                = 0x0004d000,
  81         .ce0_base_address                       = 0x0004a000,
  82         .ce1_base_address                       = 0x0004a400,
  83         .ce2_base_address                       = 0x0004a800,
  84         .ce3_base_address                       = 0x0004ac00,
  85         .ce4_base_address                       = 0x0004b000,
  86         .ce5_base_address                       = 0x0004b400,
  87         .ce6_base_address                       = 0x0004b800,
  88         .ce7_base_address                       = 0x0004bc00,
  89         /* Note: qca99x0 supports upto 12 Copy Engines. Other than address of
  90          * CE0 and CE1 no other copy engine is directly referred in the code.
  91          * It is not really neccessary to assign address for newly supported
  92          * CEs in this address table.
  93          *      Copy Engine             Address
  94          *      CE8                     0x0004c000
  95          *      CE9                     0x0004c400
  96          *      CE10                    0x0004c800
  97          *      CE11                    0x0004cc00
  98          */
  99         .soc_reset_control_si0_rst_mask         = 0x00000001,
 100         .soc_reset_control_ce_rst_mask          = 0x00000100,
 101         .soc_chip_id_address                    = 0x000000ec,
 102         .scratch_3_address                      = 0x00040050,
 103         .fw_indicator_address                   = 0x00040050,
 104         .pcie_local_base_address                = 0x00000000,
 105         .ce_wrap_intr_sum_host_msi_lsb          = 0x0000000c,
 106         .ce_wrap_intr_sum_host_msi_mask         = 0x00fff000,
 107         .pcie_intr_fw_mask                      = 0x00100000,
 108         .pcie_intr_ce_mask_all                  = 0x000fff00,
 109         .pcie_intr_clr_address                  = 0x00000010,
 110 };
 111
 112 const struct ath10k_hw_values qca988x_values = {
 113         .rtc_state_val_on               = 3,
 114         .ce_count                       = 8,
 115         .msi_assign_ce_max              = 7,
 116         .num_target_ce_config_wlan      = 7,
 117         .ce_desc_meta_data_mask         = 0xFFFC,
 118         .ce_desc_meta_data_lsb          = 2,
 119 };
 120
 121 const struct ath10k_hw_values qca6174_values = {
 122         .rtc_state_val_on               = 3,
 123         .ce_count                       = 8,
 124         .msi_assign_ce_max              = 7,
 125         .num_target_ce_config_wlan      = 7,
 126         .ce_desc_meta_data_mask         = 0xFFFC,
 127         .ce_desc_meta_data_lsb          = 2,
 128 };
 129
 130 const struct ath10k_hw_values qca99x0_values = {
 131         .rtc_state_val_on               = 5,
 132         .ce_count                       = 12,
 133         .msi_assign_ce_max              = 12,
 134         .num_target_ce_config_wlan      = 10,
 135         .ce_desc_meta_data_mask         = 0xFFF0,
 136         .ce_desc_meta_data_lsb          = 4,
 137 };
 138
 139 void ath10k_hw_fill_survey_time(struct ath10k *ar, struct survey_info *survey,
 140                                 u32 cc, u32 rcc, u32 cc_prev, u32 rcc_prev)
 141 {
 142         u32 cc_fix = 0;
 143
 144         survey->filled |= SURVEY_INFO_TIME |
 145                           SURVEY_INFO_TIME_BUSY;
 146
 147         if (ar->hw_params.has_shifted_cc_wraparound && cc < cc_prev) {
 148                 cc_fix = 0x7fffffff;
 149                 survey->filled &= ~SURVEY_INFO_TIME_BUSY;
 150         }
 151
 152         cc -= cc_prev - cc_fix;
 153         rcc -= rcc_prev;
 154
 155         survey->time = CCNT_TO_MSEC(ar, cc);
 156         survey->time_busy = CCNT_TO_MSEC(ar, rcc);
 157 }