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Message-ID: <202306211351.AsP2oCg8-lkp@intel.com>
Date: Wed, 21 Jun 2023 13:54:22 +0800
From: kernel test robot <lkp@...el.com>
To: Arnd Bergmann <arnd@...db.de>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
linux-kernel@...r.kernel.org
Subject: drivers/dma/dw-edma/dw-edma-v0-regs.h:37:4: warning: field sar
within 'struct dw_edma_v0_ch_regs' is less aligned than 'union (unnamed
union at drivers/dma/dw-edma/dw-edma-v0-regs.h:31:2)' and is usually due to
'struct dw_edma_v0_ch_regs' being packed, wh...
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e660abd551f1172e428b4e4003de887176a8a1fd
commit: df99e7bbbec3180693b3d932a9cbc88346e2a30e ARM: omap1: use pci_remap_iospace() for omap_cf
date: 1 year, 2 months ago
config: arm-randconfig-r004-20230621 (https://download.01.org/0day-ci/archive/20230621/202306211351.AsP2oCg8-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce: (https://download.01.org/0day-ci/archive/20230621/202306211351.AsP2oCg8-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306211351.AsP2oCg8-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/dma/dw-edma/dw-edma-v0-debugfs.c:13:
>> drivers/dma/dw-edma/dw-edma-v0-regs.h:37:4: warning: field sar within 'struct dw_edma_v0_ch_regs' is less aligned than 'union (unnamed union at drivers/dma/dw-edma/dw-edma-v0-regs.h:31:2)' and is usually due to 'struct dw_edma_v0_ch_regs' being packed, which can lead to unaligned accesses [-Wunaligned-access]
37 | } sar;
| ^
>> drivers/dma/dw-edma/dw-edma-v0-regs.h:44:4: warning: field dar within 'struct dw_edma_v0_ch_regs' is less aligned than 'union (unnamed union at drivers/dma/dw-edma/dw-edma-v0-regs.h:38:2)' and is usually due to 'struct dw_edma_v0_ch_regs' being packed, which can lead to unaligned accesses [-Wunaligned-access]
44 | } dar;
| ^
>> drivers/dma/dw-edma/dw-edma-v0-regs.h:51:4: warning: field llp within 'struct dw_edma_v0_ch_regs' is less aligned than 'union (unnamed union at drivers/dma/dw-edma/dw-edma-v0-regs.h:45:2)' and is usually due to 'struct dw_edma_v0_ch_regs' being packed, which can lead to unaligned accesses [-Wunaligned-access]
51 | } llp;
| ^
>> drivers/dma/dw-edma/dw-edma-v0-regs.h:172:4: warning: field rd_err_status within 'struct dw_edma_v0_regs' is less aligned than 'union (unnamed union at drivers/dma/dw-edma/dw-edma-v0-regs.h:166:2)' and is usually due to 'struct dw_edma_v0_regs' being packed, which can lead to unaligned accesses [-Wunaligned-access]
172 | } rd_err_status;
| ^
>> drivers/dma/dw-edma/dw-edma-v0-regs.h:182:4: warning: field rd_done_imwr within 'struct dw_edma_v0_regs' is less aligned than 'union (unnamed union at drivers/dma/dw-edma/dw-edma-v0-regs.h:176:2)' and is usually due to 'struct dw_edma_v0_regs' being packed, which can lead to unaligned accesses [-Wunaligned-access]
182 | } rd_done_imwr;
| ^
>> drivers/dma/dw-edma/dw-edma-v0-regs.h:189:4: warning: field rd_abort_imwr within 'struct dw_edma_v0_regs' is less aligned than 'union (unnamed union at drivers/dma/dw-edma/dw-edma-v0-regs.h:183:2)' and is usually due to 'struct dw_edma_v0_regs' being packed, which can lead to unaligned accesses [-Wunaligned-access]
189 | } rd_abort_imwr;
| ^
>> drivers/dma/dw-edma/dw-edma-v0-regs.h:71:4: warning: field wr_engine_hshake_cnt within 'struct dw_edma_v0_unroll' is less aligned than 'union (unnamed union at drivers/dma/dw-edma/dw-edma-v0-regs.h:65:2)' and is usually due to 'struct dw_edma_v0_unroll' being packed, which can lead to unaligned accesses [-Wunaligned-access]
71 | } wr_engine_hshake_cnt;
| ^
>> drivers/dma/dw-edma/dw-edma-v0-regs.h:79:4: warning: field rd_engine_hshake_cnt within 'struct dw_edma_v0_unroll' is less aligned than 'union (unnamed union at drivers/dma/dw-edma/dw-edma-v0-regs.h:73:2)' and is usually due to 'struct dw_edma_v0_unroll' being packed, which can lead to unaligned accesses [-Wunaligned-access]
79 | } rd_engine_hshake_cnt;
| ^
8 warnings generated.
vim +37 drivers/dma/dw-edma/dw-edma-v0-regs.h
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 26
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 27 struct dw_edma_v0_ch_regs {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 28 u32 ch_control1; /* 0x0000 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 29 u32 ch_control2; /* 0x0004 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 30 u32 transfer_size; /* 0x0008 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 31 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 32 u64 reg; /* 0x000c..0x0010 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 33 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 34 u32 lsb; /* 0x000c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 35 u32 msb; /* 0x0010 */
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 36 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 @37 } sar;
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 38 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 39 u64 reg; /* 0x0014..0x0018 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 40 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 41 u32 lsb; /* 0x0014 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 42 u32 msb; /* 0x0018 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 43 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 @44 } dar;
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 45 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 46 u64 reg; /* 0x001c..0x0020 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 47 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 48 u32 lsb; /* 0x001c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 49 u32 msb; /* 0x0020 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 50 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 @51 } llp;
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 52 } __packed;
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 53
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 54 struct dw_edma_v0_ch {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 55 struct dw_edma_v0_ch_regs wr; /* 0x0200 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 56 u32 padding_1[55]; /* 0x0224..0x02fc */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 57 struct dw_edma_v0_ch_regs rd; /* 0x0300 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 58 u32 padding_2[55]; /* 0x0324..0x03fc */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 59 } __packed;
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 60
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 61 struct dw_edma_v0_unroll {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 62 u32 padding_1; /* 0x00f8 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 63 u32 wr_engine_chgroup; /* 0x0100 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 64 u32 rd_engine_chgroup; /* 0x0104 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 65 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 66 u64 reg; /* 0x0108..0x010c */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 67 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 68 u32 lsb; /* 0x0108 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 69 u32 msb; /* 0x010c */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 70 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 @71 } wr_engine_hshake_cnt;
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 72 u32 padding_2[2]; /* 0x0110..0x0114 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 73 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 74 u64 reg; /* 0x0120..0x0124 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 75 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 76 u32 lsb; /* 0x0120 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 77 u32 msb; /* 0x0124 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 78 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 @79 } rd_engine_hshake_cnt;
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 80 u32 padding_3[2]; /* 0x0120..0x0124 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 81 u32 wr_ch0_pwr_en; /* 0x0128 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 82 u32 wr_ch1_pwr_en; /* 0x012c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 83 u32 wr_ch2_pwr_en; /* 0x0130 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 84 u32 wr_ch3_pwr_en; /* 0x0134 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 85 u32 wr_ch4_pwr_en; /* 0x0138 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 86 u32 wr_ch5_pwr_en; /* 0x013c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 87 u32 wr_ch6_pwr_en; /* 0x0140 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 88 u32 wr_ch7_pwr_en; /* 0x0144 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 89 u32 padding_4[8]; /* 0x0148..0x0164 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 90 u32 rd_ch0_pwr_en; /* 0x0168 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 91 u32 rd_ch1_pwr_en; /* 0x016c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 92 u32 rd_ch2_pwr_en; /* 0x0170 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 93 u32 rd_ch3_pwr_en; /* 0x0174 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 94 u32 rd_ch4_pwr_en; /* 0x0178 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 95 u32 rd_ch5_pwr_en; /* 0x018c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 96 u32 rd_ch6_pwr_en; /* 0x0180 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 97 u32 rd_ch7_pwr_en; /* 0x0184 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 98 u32 padding_5[30]; /* 0x0188..0x01fc */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 99 struct dw_edma_v0_ch ch[EDMA_V0_MAX_NR_CH]; /* 0x0200..0x1120 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 100 } __packed;
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 101
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 102 struct dw_edma_v0_legacy {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 103 u32 viewport_sel; /* 0x00f8 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 104 struct dw_edma_v0_ch_regs ch; /* 0x0100..0x0120 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 105 } __packed;
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 106
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 107 struct dw_edma_v0_regs {
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 108 /* eDMA global registers */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 109 u32 ctrl_data_arb_prior; /* 0x0000 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 110 u32 padding_1; /* 0x0004 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 111 u32 ctrl; /* 0x0008 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 112 u32 wr_engine_en; /* 0x000c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 113 u32 wr_doorbell; /* 0x0010 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 114 u32 padding_2; /* 0x0014 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 115 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 116 u64 reg; /* 0x0018..0x001c */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 117 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 118 u32 lsb; /* 0x0018 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 119 u32 msb; /* 0x001c */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 120 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 121 } wr_ch_arb_weight;
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 122 u32 padding_3[3]; /* 0x0020..0x0028 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 123 u32 rd_engine_en; /* 0x002c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 124 u32 rd_doorbell; /* 0x0030 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 125 u32 padding_4; /* 0x0034 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 126 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 127 u64 reg; /* 0x0038..0x003c */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 128 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 129 u32 lsb; /* 0x0038 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 130 u32 msb; /* 0x003c */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 131 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 132 } rd_ch_arb_weight;
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 133 u32 padding_5[3]; /* 0x0040..0x0048 */
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 134 /* eDMA interrupts registers */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 135 u32 wr_int_status; /* 0x004c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 136 u32 padding_6; /* 0x0050 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 137 u32 wr_int_mask; /* 0x0054 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 138 u32 wr_int_clear; /* 0x0058 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 139 u32 wr_err_status; /* 0x005c */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 140 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 141 u64 reg; /* 0x0060..0x0064 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 142 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 143 u32 lsb; /* 0x0060 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 144 u32 msb; /* 0x0064 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 145 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 146 } wr_done_imwr;
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 147 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 148 u64 reg; /* 0x0068..0x006c */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 149 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 150 u32 lsb; /* 0x0068 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 151 u32 msb; /* 0x006c */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 152 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 153 } wr_abort_imwr;
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 154 u32 wr_ch01_imwr_data; /* 0x0070 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 155 u32 wr_ch23_imwr_data; /* 0x0074 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 156 u32 wr_ch45_imwr_data; /* 0x0078 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 157 u32 wr_ch67_imwr_data; /* 0x007c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 158 u32 padding_7[4]; /* 0x0080..0x008c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 159 u32 wr_linked_list_err_en; /* 0x0090 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 160 u32 padding_8[3]; /* 0x0094..0x009c */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 161 u32 rd_int_status; /* 0x00a0 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 162 u32 padding_9; /* 0x00a4 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 163 u32 rd_int_mask; /* 0x00a8 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 164 u32 rd_int_clear; /* 0x00ac */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 165 u32 padding_10; /* 0x00b0 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 166 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 167 u64 reg; /* 0x00b4..0x00b8 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 168 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 169 u32 lsb; /* 0x00b4 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 170 u32 msb; /* 0x00b8 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 171 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 @172 } rd_err_status;
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 173 u32 padding_11[2]; /* 0x00bc..0x00c0 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 174 u32 rd_linked_list_err_en; /* 0x00c4 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 175 u32 padding_12; /* 0x00c8 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 176 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 177 u64 reg; /* 0x00cc..0x00d0 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 178 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 179 u32 lsb; /* 0x00cc */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 180 u32 msb; /* 0x00d0 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 181 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 @182 } rd_done_imwr;
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 183 union {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 184 u64 reg; /* 0x00d4..0x00d8 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 185 struct {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 186 u32 lsb; /* 0x00d4 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 187 u32 msb; /* 0x00d8 */
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 188 };
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 @189 } rd_abort_imwr;
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 190 u32 rd_ch01_imwr_data; /* 0x00dc */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 191 u32 rd_ch23_imwr_data; /* 0x00e0 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 192 u32 rd_ch45_imwr_data; /* 0x00e4 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 193 u32 rd_ch67_imwr_data; /* 0x00e8 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 194 u32 padding_13[4]; /* 0x00ec..0x00f8 */
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 195 /* eDMA channel context grouping */
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 196 union dw_edma_v0_type {
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 197 struct dw_edma_v0_legacy legacy; /* 0x00f8..0x0120 */
b79f17517ad8c92 Gustavo Pimentel 2021-02-18 198 struct dw_edma_v0_unroll unroll; /* 0x00f8..0x1120 */
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 199 } type;
04e0a39fc10f82a Gustavo Pimentel 2021-02-18 200 } __packed;
7e4b8a4fbe2ceca Gustavo Pimentel 2019-06-04 201
:::::: The code at line 37 was first introduced by commit
:::::: 04e0a39fc10f82a71b84af73351333b184cee578 dmaengine: dw-edma: Add writeq() and readq() for 64 bits architectures
:::::: TO: Gustavo Pimentel <Gustavo.Pimentel@...opsys.com>
:::::: CC: Vinod Koul <vkoul@...nel.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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