xref: /linux/drivers/net/wireless/ath/ath10k/hw.c (revision 005438a8eef063495ac059d128eea71b58de50e5)
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		= 0x00ec,
38 	.scratch_3_address		= 0x0030,
39 };
40 
41 const struct ath10k_hw_regs qca6174_regs = {
42 	.rtc_state_cold_reset_mask		= 0x00002000,
43 	.rtc_soc_base_address			= 0x00000800,
44 	.rtc_wmac_base_address			= 0x00001000,
45 	.soc_core_base_address			= 0x0003a000,
46 	.ce_wrapper_base_address		= 0x00034000,
47 	.ce0_base_address			= 0x00034400,
48 	.ce1_base_address			= 0x00034800,
49 	.ce2_base_address			= 0x00034c00,
50 	.ce3_base_address			= 0x00035000,
51 	.ce4_base_address			= 0x00035400,
52 	.ce5_base_address			= 0x00035800,
53 	.ce6_base_address			= 0x00035c00,
54 	.ce7_base_address			= 0x00036000,
55 	.soc_reset_control_si0_rst_mask		= 0x00000000,
56 	.soc_reset_control_ce_rst_mask		= 0x00000001,
57 	.soc_chip_id_address			= 0x000f0,
58 	.scratch_3_address			= 0x0028,
59 };
60 
61 void ath10k_hw_fill_survey_time(struct ath10k *ar, struct survey_info *survey,
62 				u32 cc, u32 rcc, u32 cc_prev, u32 rcc_prev)
63 {
64 	u32 cc_fix = 0;
65 
66 	survey->filled |= SURVEY_INFO_TIME |
67 			  SURVEY_INFO_TIME_BUSY;
68 
69 	if (ar->hw_params.has_shifted_cc_wraparound && cc < cc_prev) {
70 		cc_fix = 0x7fffffff;
71 		survey->filled &= ~SURVEY_INFO_TIME_BUSY;
72 	}
73 
74 	cc -= cc_prev - cc_fix;
75 	rcc -= rcc_prev;
76 
77 	survey->time = CCNT_TO_MSEC(cc);
78 	survey->time_busy = CCNT_TO_MSEC(rcc);
79 }
80