crypto/ccp/ccp-ops.c

138 		if (wa->address)
139 			dma_pool_free(wa->dma_pool, wa->address,
140 				      wa->dma.address);
142 		if (wa->dma.address)
143 			dma_unmap_single(wa->dev, wa->dma.address, wa->length,
145 		kfree(wa->address);
148 	wa->address = NULL;
149 	wa->dma.address = 0;
168 		wa->address = dma_pool_zalloc(wa->dma_pool, GFP_KERNEL,
169 					     &wa->dma.address);
170 		if (!wa->address)
176 		wa->address = kzalloc(len, GFP_KERNEL);
177 		if (!wa->address)
180 		wa->dma.address = dma_map_single(wa->dev, wa->address, len,
182 		if (dma_mapping_error(wa->dev, wa->dma.address)) {
183 			kfree(wa->address);
184 			wa->address = NULL;
199 	WARN_ON(!wa->address);
204 	scatterwalk_map_and_copy(wa->address + wa_offset, sg, sg_offset, len,
213 	WARN_ON(!wa->address);
215 	scatterwalk_map_and_copy(wa->address + wa_offset, sg, sg_offset, len,
232 	p = wa->address + wa_offset;
252 	p = wa->address + wa_offset;
305 		memset(dm_wa->address, 0, dm_wa->length);
315 	scatterwalk_map_and_copy(dm_wa->address, sg_wa->sg, sg_wa->sg_used,
348 	/* The CCP can only DMA from/to one address each per operation. This
380 		op->src.u.dma.address = src->dm_wa.dma.address;
387 		op->src.u.dma.address = sg_dma_address(src->sg_wa.dma_sg);
401 			op->dst.u.dma.address = dst->dm_wa.dma.address;
408 			op->dst.u.dma.address = sg_dma_address(dst->sg_wa.dma_sg);
421 		if (op->dst.u.dma.address == dst->dm_wa.dma.address)
446 		op.dst.u.dma.address = wa->dma.address;
450 		op.src.u.dma.address = wa->dma.address;
846 	final = (__be64 *)final_wa.address;
860 	op.src.u.dma.address = final_wa.dma.address;
863 	op.dst.u.dma.address = final_wa.dma.address;
886 		ret = crypto_memneq(tag.address, final_wa.address,
1665 			memcpy(ctx.address + ioffset, init, ctx_size);
1669 			memcpy(ctx.address + ctx_size / 2, init,
1671 			memcpy(ctx.address, init + ctx_size / 2,
1785 			       ctx.address + ooffset,
1791 			       ctx.address + LSB_ITEM_SIZE + ooffset,
1795 			       ctx.address,
1907 		op.exp.u.dma.address = exp.dma.address;
1932 	op.src.u.dma.address = src.dma.address;
1935 	op.dst.u.dma.address = dst.dma.address;
2042 	 *   dma address at a time, each entry in the source scatterlist
2061 		op.src.u.dma.address = sg_dma_address(src.sg_wa.sg);
2066 		op.dst.u.dma.address = sg_dma_address(dst.sg_wa.sg);
2131 		mask.dma.address = pt->mask;
2147 	op.src.u.dma.address = pt->src_dma;
2152 	op.dst.u.dma.address = pt->dst_dma;
2198 	/* Save the workarea address since it is updated in order to perform
2201 	save = src.address;
2207 	src.address += CCP_ECC_OPERAND_SIZE;
2214 	src.address += CCP_ECC_OPERAND_SIZE;
2222 		src.address += CCP_ECC_OPERAND_SIZE;
2225 	/* Restore the workarea address */
2226 	src.address = save;
2235 	op.src.u.dma.address = src.dma.address;
2238 	op.dst.u.dma.address = dst.dma.address;
2251 		(const __le16 *)(dst.address + CCP_ECC_RESULT_OFFSET));
2321 	/* Save the workarea address since it is updated in order to perform
2324 	save = src.address;
2330 	src.address += CCP_ECC_OPERAND_SIZE;
2337 	src.address += CCP_ECC_OPERAND_SIZE;
2342 	src.address += CCP_ECC_OPERAND_SIZE;
2345 	*src.address = 0x01;
2346 	src.address += CCP_ECC_OPERAND_SIZE;
2354 		src.address += CCP_ECC_OPERAND_SIZE;
2359 		src.address += CCP_ECC_OPERAND_SIZE;
2362 		*src.address = 0x01;
2363 		src.address += CCP_ECC_OPERAND_SIZE;
2370 		src.address += CCP_ECC_OPERAND_SIZE;
2379 			src.address += CCP_ECC_OPERAND_SIZE;
2383 	/* Restore the workarea address */
2384 	src.address = save;
2393 	op.src.u.dma.address = src.dma.address;
2396 	op.dst.u.dma.address = dst.dma.address;
2409 		(const __le16 *)(dst.address + CCP_ECC_RESULT_OFFSET));
2415 	/* Save the workarea address since it is updated as we walk through
2418 	save = dst.address;
2423 	dst.address += CCP_ECC_OUTPUT_SIZE;
2427 	/* Restore the workarea address */
2428 	dst.address = save;