drivers/crypto/marvell/cesa/tdma.c:117:40: sparse: sparse: incorrect type in assignment (different base types)
From: kernel test robot
Date: Thu Jul 30 2020 - 08:31:01 EST
Hi SrujanaChalla,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 83bdc7275e6206f560d247be856bceba3e1ed8f2
commit: 655ff1a1a727f9b83df317c4ad3b2f4a48f6206c crypto: marvell - create common Kconfig and Makefile for Marvell
date: 4 months ago
config: arm-randconfig-s031-20200730 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.2-98-g4932334a-dirty
git checkout 655ff1a1a727f9b83df317c4ad3b2f4a48f6206c
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
sparse warnings: (new ones prefixed by >>)
drivers/crypto/marvell/cesa/tdma.c:86:37: sparse: sparse: restricted __le32 degrades to integer
drivers/crypto/marvell/cesa/tdma.c:89:37: sparse: sparse: restricted __le32 degrades to integer
>> drivers/crypto/marvell/cesa/tdma.c:117:40: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] next_dma @@ got unsigned int [usertype] cur_dma @@
drivers/crypto/marvell/cesa/tdma.c:117:40: sparse: expected restricted __le32 [usertype] next_dma
>> drivers/crypto/marvell/cesa/tdma.c:117:40: sparse: got unsigned int [usertype] cur_dma
>> drivers/crypto/marvell/cesa/tdma.c:240:19: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] src @@ got unsigned int [usertype] src @@
drivers/crypto/marvell/cesa/tdma.c:240:19: sparse: expected restricted __le32 [usertype] src
>> drivers/crypto/marvell/cesa/tdma.c:240:19: sparse: got unsigned int [usertype] src
drivers/crypto/marvell/cesa/tdma.c:292:19: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] src @@ got unsigned int [usertype] src @@
drivers/crypto/marvell/cesa/tdma.c:292:19: sparse: expected restricted __le32 [usertype] src
drivers/crypto/marvell/cesa/tdma.c:292:19: sparse: got unsigned int [usertype] src
>> drivers/crypto/marvell/cesa/tdma.c:293:19: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] dst @@ got unsigned int [usertype] dst @@
drivers/crypto/marvell/cesa/tdma.c:293:19: sparse: expected restricted __le32 [usertype] dst
>> drivers/crypto/marvell/cesa/tdma.c:293:19: sparse: got unsigned int [usertype] dst
vim +117 drivers/crypto/marvell/cesa/tdma.c
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 78
53da740fed302f drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 79 void mv_cesa_dma_prepare(struct mv_cesa_req *dreq,
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 80 struct mv_cesa_engine *engine)
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 81 {
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 82 struct mv_cesa_tdma_desc *tdma;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 83
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 84 for (tdma = dreq->chain.first; tdma; tdma = tdma->next) {
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 85 if (tdma->flags & CESA_TDMA_DST_IN_SRAM)
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 @86 tdma->dst = cpu_to_le32(tdma->dst + engine->sram_dma);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 87
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 88 if (tdma->flags & CESA_TDMA_SRC_IN_SRAM)
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 89 tdma->src = cpu_to_le32(tdma->src + engine->sram_dma);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 90
b99acf79a17bf4 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 91 if ((tdma->flags & CESA_TDMA_TYPE_MSK) == CESA_TDMA_OP)
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 92 mv_cesa_adjust_op(engine, tdma->op);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 93 }
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 94 }
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 95
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 96 void mv_cesa_tdma_chain(struct mv_cesa_engine *engine,
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 97 struct mv_cesa_req *dreq)
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 98 {
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 99 if (engine->chain.first == NULL && engine->chain.last == NULL) {
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 100 engine->chain.first = dreq->chain.first;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 101 engine->chain.last = dreq->chain.last;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 102 } else {
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 103 struct mv_cesa_tdma_desc *last;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 104
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 105 last = engine->chain.last;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 106 last->next = dreq->chain.first;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 107 engine->chain.last = dreq->chain.last;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 108
8759fec4af222f drivers/crypto/marvell/tdma.c Romain Perier 2016-12-14 109 /*
8759fec4af222f drivers/crypto/marvell/tdma.c Romain Perier 2016-12-14 110 * Break the DMA chain if the CESA_TDMA_BREAK_CHAIN is set on
8759fec4af222f drivers/crypto/marvell/tdma.c Romain Perier 2016-12-14 111 * the last element of the current chain, or if the request
8759fec4af222f drivers/crypto/marvell/tdma.c Romain Perier 2016-12-14 112 * being queued needs the IV regs to be set before lauching
8759fec4af222f drivers/crypto/marvell/tdma.c Romain Perier 2016-12-14 113 * the request.
8759fec4af222f drivers/crypto/marvell/tdma.c Romain Perier 2016-12-14 114 */
8759fec4af222f drivers/crypto/marvell/tdma.c Romain Perier 2016-12-14 115 if (!(last->flags & CESA_TDMA_BREAK_CHAIN) &&
8759fec4af222f drivers/crypto/marvell/tdma.c Romain Perier 2016-12-14 116 !(dreq->chain.first->flags & CESA_TDMA_SET_STATE))
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 @117 last->next_dma = dreq->chain.first->cur_dma;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 118 }
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 119 }
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 120
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 121 int mv_cesa_tdma_process(struct mv_cesa_engine *engine, u32 status)
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 122 {
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 123 struct crypto_async_request *req = NULL;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 124 struct mv_cesa_tdma_desc *tdma = NULL, *next = NULL;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 125 dma_addr_t tdma_cur;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 126 int res = 0;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 127
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 128 tdma_cur = readl(engine->regs + CESA_TDMA_CUR);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 129
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 130 for (tdma = engine->chain.first; tdma; tdma = next) {
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 131 spin_lock_bh(&engine->lock);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 132 next = tdma->next;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 133 spin_unlock_bh(&engine->lock);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 134
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 135 if (tdma->flags & CESA_TDMA_END_OF_REQ) {
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 136 struct crypto_async_request *backlog = NULL;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 137 struct mv_cesa_ctx *ctx;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 138 u32 current_status;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 139
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 140 spin_lock_bh(&engine->lock);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 141 /*
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 142 * if req is NULL, this means we're processing the
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 143 * request in engine->req.
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 144 */
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 145 if (!req)
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 146 req = engine->req;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 147 else
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 148 req = mv_cesa_dequeue_req_locked(engine,
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 149 &backlog);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 150
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 151 /* Re-chaining to the next request */
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 152 engine->chain.first = tdma->next;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 153 tdma->next = NULL;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 154
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 155 /* If this is the last request, clear the chain */
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 156 if (engine->chain.first == NULL)
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 157 engine->chain.last = NULL;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 158 spin_unlock_bh(&engine->lock);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 159
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 160 ctx = crypto_tfm_ctx(req->tfm);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 161 current_status = (tdma->cur_dma == tdma_cur) ?
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 162 status : CESA_SA_INT_ACC0_IDMA_DONE;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 163 res = ctx->ops->process(req, current_status);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 164 ctx->ops->complete(req);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 165
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 166 if (res == 0)
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 167 mv_cesa_engine_enqueue_complete_request(engine,
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 168 req);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 169
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 170 if (backlog)
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 171 backlog->complete(backlog, -EINPROGRESS);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 172 }
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 173
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 174 if (res || tdma->cur_dma == tdma_cur)
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 175 break;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 176 }
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 177
655ff1a1a727f9 drivers/crypto/marvell/cesa/tdma.c SrujanaChalla 2020-03-13 178 /*
655ff1a1a727f9 drivers/crypto/marvell/cesa/tdma.c SrujanaChalla 2020-03-13 179 * Save the last request in error to engine->req, so that the core
655ff1a1a727f9 drivers/crypto/marvell/cesa/tdma.c SrujanaChalla 2020-03-13 180 * knows which request was fautly
655ff1a1a727f9 drivers/crypto/marvell/cesa/tdma.c SrujanaChalla 2020-03-13 181 */
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 182 if (res) {
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 183 spin_lock_bh(&engine->lock);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 184 engine->req = req;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 185 spin_unlock_bh(&engine->lock);
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 186 }
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 187
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 188 return res;
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 189 }
85030c5168f1df drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 190
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 191 static struct mv_cesa_tdma_desc *
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 192 mv_cesa_dma_add_desc(struct mv_cesa_tdma_chain *chain, gfp_t flags)
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 193 {
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 194 struct mv_cesa_tdma_desc *new_tdma = NULL;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 195 dma_addr_t dma_handle;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 196
472d640bd0fe5b drivers/crypto/marvell/tdma.c Julia Lawall 2016-04-29 197 new_tdma = dma_pool_zalloc(cesa_dev->dma->tdma_desc_pool, flags,
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 198 &dma_handle);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 199 if (!new_tdma)
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 200 return ERR_PTR(-ENOMEM);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 201
5d754137ab905a drivers/crypto/marvell/tdma.c Russell King 2015-10-18 202 new_tdma->cur_dma = dma_handle;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 203 if (chain->last) {
5d754137ab905a drivers/crypto/marvell/tdma.c Russell King 2015-10-18 204 chain->last->next_dma = cpu_to_le32(dma_handle);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 205 chain->last->next = new_tdma;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 206 } else {
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 207 chain->first = new_tdma;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 208 }
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 209
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 210 chain->last = new_tdma;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 211
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 212 return new_tdma;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 213 }
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 214
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 215 int mv_cesa_dma_add_result_op(struct mv_cesa_tdma_chain *chain, dma_addr_t src,
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 216 u32 size, u32 flags, gfp_t gfp_flags)
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 217 {
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 218 struct mv_cesa_tdma_desc *tdma, *op_desc;
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 219
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 220 tdma = mv_cesa_dma_add_desc(chain, gfp_flags);
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 221 if (IS_ERR(tdma))
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 222 return PTR_ERR(tdma);
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 223
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 224 /* We re-use an existing op_desc object to retrieve the context
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 225 * and result instead of allocating a new one.
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 226 * There is at least one object of this type in a CESA crypto
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 227 * req, just pick the first one in the chain.
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 228 */
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 229 for (op_desc = chain->first; op_desc; op_desc = op_desc->next) {
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 230 u32 type = op_desc->flags & CESA_TDMA_TYPE_MSK;
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 231
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 232 if (type == CESA_TDMA_OP)
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 233 break;
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 234 }
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 235
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 236 if (!op_desc)
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 237 return -EIO;
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 238
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 239 tdma->byte_cnt = cpu_to_le32(size | BIT(31));
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 @240 tdma->src = src;
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 241 tdma->dst = op_desc->src;
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 242 tdma->op = op_desc->op;
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 243
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 244 flags &= (CESA_TDMA_DST_IN_SRAM | CESA_TDMA_SRC_IN_SRAM);
0c99620f0ac13a drivers/crypto/marvell/tdma.c Romain Perier 2016-10-05 245 tdma->flags = flags | CESA_TDMA_RESULT;
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 246 return 0;
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 247 }
bac8e805a30dc2 drivers/crypto/marvell/tdma.c Romain Perier 2016-06-21 248
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 249 struct mv_cesa_op_ctx *mv_cesa_dma_add_op(struct mv_cesa_tdma_chain *chain,
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 250 const struct mv_cesa_op_ctx *op_templ,
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 251 bool skip_ctx,
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 252 gfp_t flags)
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 253 {
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 254 struct mv_cesa_tdma_desc *tdma;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 255 struct mv_cesa_op_ctx *op;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 256 dma_addr_t dma_handle;
6de59d453ae567 drivers/crypto/marvell/tdma.c Russell King 2015-10-18 257 unsigned int size;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 258
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 259 tdma = mv_cesa_dma_add_desc(chain, flags);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 260 if (IS_ERR(tdma))
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 261 return ERR_CAST(tdma);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 262
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 263 op = dma_pool_alloc(cesa_dev->dma->op_pool, flags, &dma_handle);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 264 if (!op)
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 265 return ERR_PTR(-ENOMEM);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 266
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 267 *op = *op_templ;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 268
6de59d453ae567 drivers/crypto/marvell/tdma.c Russell King 2015-10-18 269 size = skip_ctx ? sizeof(op->desc) : sizeof(*op);
6de59d453ae567 drivers/crypto/marvell/tdma.c Russell King 2015-10-18 270
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 271 tdma = chain->last;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 272 tdma->op = op;
6de59d453ae567 drivers/crypto/marvell/tdma.c Russell King 2015-10-18 273 tdma->byte_cnt = cpu_to_le32(size | BIT(31));
ea1f662bde0675 drivers/crypto/marvell/tdma.c Russell King 2015-10-18 274 tdma->src = cpu_to_le32(dma_handle);
36225b9170ea7b drivers/crypto/marvell/tdma.c Thomas Petazzoni 2016-08-09 275 tdma->dst = CESA_SA_CFG_SRAM_OFFSET;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 276 tdma->flags = CESA_TDMA_DST_IN_SRAM | CESA_TDMA_OP;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 277
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 278 return op;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 279 }
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 280
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 281 int mv_cesa_dma_add_data_transfer(struct mv_cesa_tdma_chain *chain,
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 282 dma_addr_t dst, dma_addr_t src, u32 size,
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 283 u32 flags, gfp_t gfp_flags)
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 284 {
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 285 struct mv_cesa_tdma_desc *tdma;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 286
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 287 tdma = mv_cesa_dma_add_desc(chain, gfp_flags);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 288 if (IS_ERR(tdma))
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 289 return PTR_ERR(tdma);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 290
6de59d453ae567 drivers/crypto/marvell/tdma.c Russell King 2015-10-18 291 tdma->byte_cnt = cpu_to_le32(size | BIT(31));
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 292 tdma->src = src;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 @293 tdma->dst = dst;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 294
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 295 flags &= (CESA_TDMA_DST_IN_SRAM | CESA_TDMA_SRC_IN_SRAM);
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 296 tdma->flags = flags | CESA_TDMA_DATA;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 297
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 298 return 0;
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 299 }
db509a45339fd7 drivers/crypto/marvell/tdma.c Boris Brezillon 2015-06-18 300
:::::: The code at line 117 was first introduced by commit
:::::: 85030c5168f1df03a164d47254cc785331f1dfe2 crypto: marvell - Add support for chaining crypto requests in TDMA mode
:::::: TO: Romain Perier <romain.perier@xxxxxxxxxxxxxxxxxx>
:::::: CC: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
---
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