1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __QCOM_MDT_LOADER_H__
3 #define __QCOM_MDT_LOADER_H__
4 
5 #include <linux/types.h>
6 
7 #define QCOM_MDT_TYPE_MASK	(7 << 24)
8 #define QCOM_MDT_TYPE_HASH	(2 << 24)
9 #define QCOM_MDT_RELOCATABLE	BIT(27)
10 
11 struct device;
12 struct firmware;
13 struct qcom_scm_pas_metadata;
14 
15 #if IS_ENABLED(CONFIG_QCOM_MDT_LOADER)
16 
17 ssize_t qcom_mdt_get_size(const struct firmware *fw);
18 int qcom_mdt_pas_init(struct device *dev, const struct firmware *fw,
19 		      const char *fw_name, int pas_id, phys_addr_t mem_phys,
20 		      struct qcom_scm_pas_metadata *pas_metadata_ctx);
21 int qcom_mdt_load(struct device *dev, const struct firmware *fw,
22 		  const char *fw_name, int pas_id, void *mem_region,
23 		  phys_addr_t mem_phys, size_t mem_size,
24 		  phys_addr_t *reloc_base);
25 
26 int qcom_mdt_load_no_init(struct device *dev, const struct firmware *fw,
27 			  const char *fw_name, int pas_id, void *mem_region,
28 			  phys_addr_t mem_phys, size_t mem_size,
29 			  phys_addr_t *reloc_base);
30 void *qcom_mdt_read_metadata(const struct firmware *fw, size_t *data_len,
31 			     const char *fw_name, struct device *dev);
32 
33 #else /* !IS_ENABLED(CONFIG_QCOM_MDT_LOADER) */
34 
qcom_mdt_get_size(const struct firmware * fw)35 static inline ssize_t qcom_mdt_get_size(const struct firmware *fw)
36 {
37 	return -ENODEV;
38 }
39 
qcom_mdt_pas_init(struct device * dev,const struct firmware * fw,const char * fw_name,int pas_id,phys_addr_t mem_phys,struct qcom_scm_pas_metadata * pas_metadata_ctx)40 static inline int qcom_mdt_pas_init(struct device *dev, const struct firmware *fw,
41 				    const char *fw_name, int pas_id, phys_addr_t mem_phys,
42 				    struct qcom_scm_pas_metadata *pas_metadata_ctx)
43 {
44 	return -ENODEV;
45 }
46 
qcom_mdt_load(struct device * dev,const struct firmware * fw,const char * fw_name,int pas_id,void * mem_region,phys_addr_t mem_phys,size_t mem_size,phys_addr_t * reloc_base)47 static inline int qcom_mdt_load(struct device *dev, const struct firmware *fw,
48 				const char *fw_name, int pas_id,
49 				void *mem_region, phys_addr_t mem_phys,
50 				size_t mem_size, phys_addr_t *reloc_base)
51 {
52 	return -ENODEV;
53 }
54 
qcom_mdt_load_no_init(struct device * dev,const struct firmware * fw,const char * fw_name,int pas_id,void * mem_region,phys_addr_t mem_phys,size_t mem_size,phys_addr_t * reloc_base)55 static inline int qcom_mdt_load_no_init(struct device *dev,
56 					const struct firmware *fw,
57 					const char *fw_name, int pas_id,
58 					void *mem_region, phys_addr_t mem_phys,
59 					size_t mem_size,
60 					phys_addr_t *reloc_base)
61 {
62 	return -ENODEV;
63 }
64 
qcom_mdt_read_metadata(const struct firmware * fw,size_t * data_len,const char * fw_name,struct device * dev)65 static inline void *qcom_mdt_read_metadata(const struct firmware *fw,
66 					   size_t *data_len, const char *fw_name,
67 					   struct device *dev)
68 {
69 	return ERR_PTR(-ENODEV);
70 }
71 
72 #endif /* !IS_ENABLED(CONFIG_QCOM_MDT_LOADER) */
73 
74 #endif
75