OP-TEE: keep compitable with new version driver

1.Rename some functions to fix multiple definition compile error.
2.Build optee_linuxdriver when TEE_SUPPORT is enabled.
3.Rename "optee" obj name to "optee_v1" to fix module name conflict error:

[    0.211629] sysfs: cannot create duplicate filename '/module/optee/version'
[    0.211670] ------------[ cut here ]------------
[    0.211684] WARNING: at fs/sysfs/dir.c:31
[    0.211697] Modules linked in:
[    0.211713]
[    0.211726] CPU: 4 PID: 1 Comm: swapper/0 Not tainted 4.4.93 #42
[    0.211738] Hardware name: Rockchip RK3399 Excavator Board edp (Android) (DT)
[    0.211752] task: ffffffc0f2160000 task.stack: ffffffc0f2168000
[    0.211772] PC is at sysfs_warn_dup+0x60/0x7c
[    0.211785] LR is at sysfs_warn_dup+0x60/0x7c

Change-Id: I9cc98307a32d9b186f7aac86027da231b486c487
Signed-off-by: Zhang Zhijie <zhangzj@rock-chips.com>

9 files changed, 26 insertions, 26 deletions

diff --git a/security/optee_linuxdriver/Makefile b/security/optee_linuxdriver/Makefile
index 02a32aa23925..493734fc6814 100644
--- a/security/optee_linuxdriver/Makefile
+++ b/security/optee_linuxdriver/Makefile
@@ -1,2 +1,2 @@
-obj-y += core/
-obj-y += armtz/
+obj-$(CONFIG_TEE_SUPPORT) += core/
+obj-$(CONFIG_TEE_SUPPORT) += armtz/
diff --git a/security/optee_linuxdriver/armtz/tee_mem.c b/security/optee_linuxdriver/armtz/tee_mem.c
index bbad023912a2..fe5a43d57342 100644
--- a/security/optee_linuxdriver/armtz/tee_mem.c
+++ b/security/optee_linuxdriver/armtz/tee_mem.c
@@ -529,7 +529,7 @@ failed_out:
  * the memory region managed by the pool.
  *
  */
-int tee_shm_pool_free(struct device *dev, struct shm_pool *pool,
+int rk_tee_shm_pool_free(struct device *dev, struct shm_pool *pool,
 		      unsigned long paddr, size_t *size)
 {
 	struct mem_chunk *chunk;
diff --git a/security/optee_linuxdriver/armtz/tee_mem.h b/security/optee_linuxdriver/armtz/tee_mem.h
index 01d08a8bd9d7..a66a8f5a5550 100644
--- a/security/optee_linuxdriver/armtz/tee_mem.h
+++ b/security/optee_linuxdriver/armtz/tee_mem.h
@@ -33,7 +33,7 @@ unsigned long tee_shm_pool_alloc(struct device *dev,
 				 struct shm_pool *pool,
 				 size_t size, size_t alignment);
 
-int tee_shm_pool_free(struct device *dev, struct shm_pool *pool,
+int rk_tee_shm_pool_free(struct device *dev, struct shm_pool *pool,
 		      unsigned long paddr, size_t *size);
 
 bool tee_shm_pool_incref(struct device *dev, struct shm_pool *pool,
diff --git a/security/optee_linuxdriver/armtz/tee_tz_drv.c b/security/optee_linuxdriver/armtz/tee_tz_drv.c
index 846c249a1196..073355af293b 100644
--- a/security/optee_linuxdriver/armtz/tee_tz_drv.c
+++ b/security/optee_linuxdriver/armtz/tee_tz_drv.c
@@ -392,7 +392,7 @@ static u32 handle_rpc(struct tee_tz *ptee, struct smc_param *param)
 		param->a2 = 0;
 		break;
 	case TEESMC_RPC_FUNC_FREE_ARG:
-		tee_shm_pool_free(DEV, ptee->shm_pool, param->a1, 0);
+		rk_tee_shm_pool_free(DEV, ptee->shm_pool, param->a1, 0);
 		break;
 	case TEESMC_RPC_FUNC_FREE_PAYLOAD:
 		/* Can't support payload shared memory with this interface */
@@ -536,7 +536,7 @@ static void free_tee_arg(struct tee_tz *ptee, unsigned long p)
 	BUG_ON(!CAPABLE(ptee->tee));
 
 	if (p)
-		tee_shm_pool_free(DEV, ptee->shm_pool, p, 0);
+		rk_tee_shm_pool_free(DEV, ptee->shm_pool, p, 0);
 
 	dev_dbg(DEV, "<\n");
 }
@@ -916,7 +916,7 @@ static struct tee_shm *tz_alloc(struct tee *tee, size_t size, uint32_t flags)
 	if (!shm->kaddr) {
 		dev_err(tee->dev, "%s: p2v(%pad)=0\n", __func__,
 			&shm->paddr);
-		tee_shm_pool_free(tee->dev, ptee->shm_pool, shm->paddr, NULL);
+		rk_tee_shm_pool_free(tee->dev, ptee->shm_pool, shm->paddr, NULL);
 		devm_kfree(tee->dev, shm);
 		return ERR_PTR(-EFAULT);
 	}
@@ -945,7 +945,7 @@ static void tz_free(struct tee_shm *shm)
 
 	dev_dbg(tee->dev, "%s: shm=%p\n", __func__, shm);
 
-	ret = tee_shm_pool_free(tee->dev, ptee->shm_pool, shm->paddr, &size);
+	ret = rk_tee_shm_pool_free(tee->dev, ptee->shm_pool, shm->paddr, &size);
 	if (!ret) {
 		devm_kfree(tee->dev, shm);
 		shm = NULL;
diff --git a/security/optee_linuxdriver/core/Makefile b/security/optee_linuxdriver/core/Makefile
index 8219201852b7..d216823554ae 100644
--- a/security/optee_linuxdriver/core/Makefile
+++ b/security/optee_linuxdriver/core/Makefile
@@ -18,9 +18,9 @@ ccflags-y+=-DCFG_TEE_DRV_DEBUGFS=${CFG_TEE_DRV_DEBUGFS}
 ccflags-y+=-DCFG_TEE_CORE_LOG_LEVEL=${CFG_TEE_CORE_LOG_LEVEL}
 ccflags-y+=-DCFG_TEE_TA_LOG_LEVEL=${CFG_TEE_TA_LOG_LEVEL}
 
-obj-y += optee.o
+obj-y += optee_v1.o
 
-optee-objs:=   \
+optee_v1-objs:=   \
 		tee_core.o  \
 		tee_context.o  \
 		tee_session.o  \
diff --git a/security/optee_linuxdriver/core/tee_context.c b/security/optee_linuxdriver/core/tee_context.c
index 9c3bce65e470..79a5afd3b3a5 100644
--- a/security/optee_linuxdriver/core/tee_context.c
+++ b/security/optee_linuxdriver/core/tee_context.c
@@ -268,7 +268,7 @@ struct tee_shm *tee_context_alloc_shm_tmp(struct tee_context *ctx,
 
 	type &= (TEEC_MEM_INPUT | TEEC_MEM_OUTPUT);
 
-	shm = tee_shm_alloc(ctx->tee, size,
+	shm = rk_tee_shm_alloc(ctx->tee, size,
 			TEE_SHM_MAPPED | TEE_SHM_TEMP | type);
 	if (IS_ERR_OR_NULL(shm)) {
 		dev_err(_DEV(ctx->tee), "%s: buffer allocation failed (%ld)\n",
@@ -283,7 +283,7 @@ struct tee_shm *tee_context_alloc_shm_tmp(struct tee_context *ctx,
 			dev_err(_DEV(ctx->tee),
 				"%s: tee_context_copy_from_client failed\n",
 				__func__);
-			tee_shm_free(shm);
+			rk_tee_shm_free(shm);
 			shm = NULL;
 		}
 	}
diff --git a/security/optee_linuxdriver/core/tee_session.c b/security/optee_linuxdriver/core/tee_session.c
index e49362a9de74..501e89f5c276 100644
--- a/security/optee_linuxdriver/core/tee_session.c
+++ b/security/optee_linuxdriver/core/tee_session.c
@@ -816,7 +816,7 @@ static void _release_tee_cmd(struct tee_session *sess, struct tee_cmd *cmd)
 
 	dev_dbg(_DEV_TEE, "%s: > free the temporary objects...\n", __func__);
 
-	tee_shm_free(cmd->uuid);
+	rk_tee_shm_free(cmd->uuid);
 
 	if (cmd->param.type_original == TEEC_PARAM_TYPES(TEEC_NONE,
 			TEEC_NONE, TEEC_NONE, TEEC_NONE))
@@ -844,9 +844,9 @@ static void _release_tee_cmd(struct tee_session *sess, struct tee_cmd *cmd)
 			shm = cmd->param.params[idx].shm;
 
 			if (is_mapped_temp(shm->flags))
-				tee_shm_free(shm);
+				rk_tee_shm_free(shm);
 			else
-				tee_shm_put(ctx, shm);
+				rk_tee_shm_put(ctx, shm);
 			break;
 		default:
 			BUG_ON(1);
diff --git a/security/optee_linuxdriver/core/tee_shm.c b/security/optee_linuxdriver/core/tee_shm.c
index 6a50a8f7f676..8c0d11d9b9be 100644
--- a/security/optee_linuxdriver/core/tee_shm.c
+++ b/security/optee_linuxdriver/core/tee_shm.c
@@ -44,7 +44,7 @@ struct tee_shm *tee_shm_alloc_from_rpc(struct tee *tee, size_t size)
 	INMSG();
 
 	mutex_lock(&tee->lock);
-	shm = tee_shm_alloc(tee, size, TEE_SHM_TEMP | TEE_SHM_FROM_RPC);
+	shm = rk_tee_shm_alloc(tee, size, TEE_SHM_TEMP | TEE_SHM_FROM_RPC);
 	if (IS_ERR_OR_NULL(shm)) {
 		dev_err(_DEV(tee), "%s: buffer allocation failed (%ld)\n",
 			__func__, PTR_ERR(shm));
@@ -75,11 +75,11 @@ void tee_shm_free_from_rpc(struct tee_shm *shm)
 		list_del(&shm->entry);
 	}
 
-	tee_shm_free(shm);
+	rk_tee_shm_free(shm);
 	mutex_unlock(&tee->lock);
 }
 
-struct tee_shm *tee_shm_alloc(struct tee *tee, size_t size, uint32_t flags)
+struct tee_shm *rk_tee_shm_alloc(struct tee *tee, size_t size, uint32_t flags)
 {
 	struct tee_shm *shm;
 	unsigned long pfn;
@@ -128,7 +128,7 @@ exit:
 	return shm;
 }
 
-void tee_shm_free(struct tee_shm *shm)
+void rk_tee_shm_free(struct tee_shm *shm)
 {
 	struct tee *tee;
 
@@ -402,7 +402,7 @@ int tee_shm_alloc_io(struct tee_context *ctx, struct tee_shm_io *shm_io)
 		shm_io->fd_shm = 0;
 
 	mutex_lock(&tee->lock);
-	shm = tee_shm_alloc(tee, shm_io->size, shm_io->flags);
+	shm = rk_tee_shm_alloc(tee, shm_io->size, shm_io->flags);
 	if (IS_ERR_OR_NULL(shm)) {
 		dev_err(_DEV(tee), "%s: buffer allocation failed (%ld)\n",
 			__func__, PTR_ERR(shm));
@@ -413,7 +413,7 @@ int tee_shm_alloc_io(struct tee_context *ctx, struct tee_shm_io *shm_io)
 	if (ctx->usr_client) {
 		ret = export_buf(tee, shm, &shm_io->fd_shm);
 		if (ret) {
-			tee_shm_free(shm);
+			rk_tee_shm_free(shm);
 			ret = -ENOMEM;
 			goto out;
 		}
@@ -445,7 +445,7 @@ void tee_shm_free_io(struct tee_shm *shm)
 	tee_dec_stats(&tee->stats[TEE_STATS_SHM_IDX]);
 	list_del(&shm->entry);
 
-	tee_shm_free(shm);
+	rk_tee_shm_free(shm);
 	tee_put(ctx->tee);
 	tee_context_put(ctx);
 	if (dev)
@@ -787,7 +787,7 @@ err:
 	return ERR_PTR(ret);
 }
 
-void tee_shm_put(struct tee_context *ctx, struct tee_shm *shm)
+void rk_tee_shm_put(struct tee_context *ctx, struct tee_shm *shm)
 {
 	struct tee *tee = ctx->tee;
 
diff --git a/security/optee_linuxdriver/core/tee_shm.h b/security/optee_linuxdriver/core/tee_shm.h
index 8f76ed388a8e..7593081235a7 100644
--- a/security/optee_linuxdriver/core/tee_shm.h
+++ b/security/optee_linuxdriver/core/tee_shm.h
@@ -24,11 +24,11 @@ void tee_shm_free_io(struct tee_shm *shm);
 
 int tee_shm_fd_for_rpc(struct tee_context *ctx, struct tee_shm_io *shm_io);
 
-struct tee_shm *tee_shm_alloc(struct tee *tee, size_t size, uint32_t flags);
-void tee_shm_free(struct tee_shm *shm);
+struct tee_shm *rk_tee_shm_alloc(struct tee *tee, size_t size, uint32_t flags);
+void rk_tee_shm_free(struct tee_shm *shm);
 
 struct tee_shm *tee_shm_get(struct tee_context *ctx, TEEC_SharedMemory *c_shm,
 		size_t size, int offset);
-void tee_shm_put(struct tee_context *ctx, struct tee_shm *shm);
+void rk_tee_shm_put(struct tee_context *ctx, struct tee_shm *shm);
 
 #endif /* __TEE_SHM_H__ */