58 __mlxsw_item_offset(struct mlxsw_item *item, unsigned short index,  in __mlxsw_item_offset()  argument
61 	BUG_ON(index && !item->step);  in __mlxsw_item_offset()
62 	if (item->offset % typesize != 0 ||  in __mlxsw_item_offset()
63 	    item->step % typesize != 0 ||  in __mlxsw_item_offset()
64 	    item->in_step_offset % typesize != 0) {  in __mlxsw_item_offset()
66 		       item->name, item->offset, item->step,  in __mlxsw_item_offset()
67 		       item->in_step_offset, typesize);  in __mlxsw_item_offset()
71 	return ((item->offset + item->step * index + item->in_step_offset) /  in __mlxsw_item_offset()
75 static inline u16 __mlxsw_item_get16(char *buf, struct mlxsw_item *item,  in __mlxsw_item_get16()  argument
78 	unsigned int offset = __mlxsw_item_offset(item, index, sizeof(u16));  in __mlxsw_item_get16()
83 	tmp >>= item->shift;  in __mlxsw_item_get16()
84 	tmp &= GENMASK(item->size.bits - 1, 0);  in __mlxsw_item_get16()
85 	if (item->no_real_shift)  in __mlxsw_item_get16()
86 		tmp <<= item->shift;  in __mlxsw_item_get16()
90 static inline void __mlxsw_item_set16(char *buf, struct mlxsw_item *item,  in __mlxsw_item_set16()  argument
93 	unsigned int offset = __mlxsw_item_offset(item, index,  in __mlxsw_item_set16()
96 	u16 mask = GENMASK(item->size.bits - 1, 0) << item->shift;  in __mlxsw_item_set16()
99 	if (!item->no_real_shift)  in __mlxsw_item_set16()
100 		val <<= item->shift;  in __mlxsw_item_set16()
108 static inline u32 __mlxsw_item_get32(char *buf, struct mlxsw_item *item,  in __mlxsw_item_get32()  argument
111 	unsigned int offset = __mlxsw_item_offset(item, index, sizeof(u32));  in __mlxsw_item_get32()
116 	tmp >>= item->shift;  in __mlxsw_item_get32()
117 	tmp &= GENMASK(item->size.bits - 1, 0);  in __mlxsw_item_get32()
118 	if (item->no_real_shift)  in __mlxsw_item_get32()
119 		tmp <<= item->shift;  in __mlxsw_item_get32()
123 static inline void __mlxsw_item_set32(char *buf, struct mlxsw_item *item,  in __mlxsw_item_set32()  argument
126 	unsigned int offset = __mlxsw_item_offset(item, index,  in __mlxsw_item_set32()
129 	u32 mask = GENMASK(item->size.bits - 1, 0) << item->shift;  in __mlxsw_item_set32()
132 	if (!item->no_real_shift)  in __mlxsw_item_set32()
133 		val <<= item->shift;  in __mlxsw_item_set32()
141 static inline u64 __mlxsw_item_get64(char *buf, struct mlxsw_item *item,  in __mlxsw_item_get64()  argument
144 	unsigned int offset = __mlxsw_item_offset(item, index, sizeof(u64));  in __mlxsw_item_get64()
149 	tmp >>= item->shift;  in __mlxsw_item_get64()
150 	tmp &= GENMASK_ULL(item->size.bits - 1, 0);  in __mlxsw_item_get64()
151 	if (item->no_real_shift)  in __mlxsw_item_get64()
152 		tmp <<= item->shift;  in __mlxsw_item_get64()
156 static inline void __mlxsw_item_set64(char *buf, struct mlxsw_item *item,  in __mlxsw_item_set64()  argument
159 	unsigned int offset = __mlxsw_item_offset(item, index, sizeof(u64));  in __mlxsw_item_set64()
161 	u64 mask = GENMASK_ULL(item->size.bits - 1, 0) << item->shift;  in __mlxsw_item_set64()
164 	if (!item->no_real_shift)  in __mlxsw_item_set64()
165 		val <<= item->shift;  in __mlxsw_item_set64()
174 					    struct mlxsw_item *item,  in __mlxsw_item_memcpy_from()  argument
177 	unsigned int offset = __mlxsw_item_offset(item, index, sizeof(char));  in __mlxsw_item_memcpy_from()
179 	memcpy(dst, &buf[offset], item->size.bytes);  in __mlxsw_item_memcpy_from()
183 					  struct mlxsw_item *item,  in __mlxsw_item_memcpy_to()  argument
186 	unsigned int offset = __mlxsw_item_offset(item, index, sizeof(char));  in __mlxsw_item_memcpy_to()
188 	memcpy(&buf[offset], src, item->size.bytes);  in __mlxsw_item_memcpy_to()
192 __mlxsw_item_bit_array_offset(struct mlxsw_item *item, u16 index, u8 *shift)  in __mlxsw_item_bit_array_offset()  argument
198 	BUG_ON(index && !item->element_size);  in __mlxsw_item_bit_array_offset()
199 	if (item->offset % sizeof(u32) != 0 ||  in __mlxsw_item_bit_array_offset()
200 	    BITS_PER_BYTE % item->element_size != 0) {  in __mlxsw_item_bit_array_offset()
202 		       item->name, item->offset, item->element_size);  in __mlxsw_item_bit_array_offset()
206 	max_index = (item->size.bytes << 3) / item->element_size - 1;  in __mlxsw_item_bit_array_offset()
208 	offset = be_index * item->element_size >> 3;  in __mlxsw_item_bit_array_offset()
209 	in_byte_index  = index % (BITS_PER_BYTE / item->element_size);  in __mlxsw_item_bit_array_offset()
210 	*shift = in_byte_index * item->element_size;  in __mlxsw_item_bit_array_offset()
212 	return item->offset + offset;  in __mlxsw_item_bit_array_offset()
215 static inline u8 __mlxsw_item_bit_array_get(char *buf, struct mlxsw_item *item,  in __mlxsw_item_bit_array_get()  argument
219 	u16 offset = __mlxsw_item_bit_array_offset(item, index, &shift);  in __mlxsw_item_bit_array_get()
223 	tmp &= GENMASK(item->element_size - 1, 0);  in __mlxsw_item_bit_array_get()
227 static inline void __mlxsw_item_bit_array_set(char *buf, struct mlxsw_item *item,  in __mlxsw_item_bit_array_set()  argument
231 	u16 offset = __mlxsw_item_bit_array_offset(item, index, &shift);  in __mlxsw_item_bit_array_set()
232 	u8 mask = GENMASK(item->element_size - 1, 0) << shift;  in __mlxsw_item_bit_array_set()