136 	bool (*match)(const struct spi_mem_op *op);
137 	int (*exec)(struct spi_mem *mem, const struct spi_mem_op *op);
140 static bool wpcm_fiu_normal_match(const struct spi_mem_op *op)  in wpcm_fiu_normal_match()  argument
143 	if (op->cmd.opcode == 0x0b)  in wpcm_fiu_normal_match()
146 	return (op->addr.nbytes == 0 || op->addr.nbytes == 3) &&  in wpcm_fiu_normal_match()
147 	       op->dummy.nbytes == 0 && op->data.nbytes <= 4;  in wpcm_fiu_normal_match()
150 static int wpcm_fiu_normal_exec(struct spi_mem *mem, const struct spi_mem_op *op)  in wpcm_fiu_normal_exec()  argument
155 	wpcm_fiu_set_opcode(fiu, op->cmd.opcode);  in wpcm_fiu_normal_exec()
156 	wpcm_fiu_set_addr(fiu, op->addr.val);  in wpcm_fiu_normal_exec()
157 	if (op->data.dir == SPI_MEM_DATA_OUT)  in wpcm_fiu_normal_exec()
158 		wpcm_fiu_set_data(fiu, op->data.buf.out, op->data.nbytes);  in wpcm_fiu_normal_exec()
160 	ret = wpcm_fiu_do_uma(fiu, spi_get_chipselect(mem->spi, 0), op->addr.nbytes == 3,  in wpcm_fiu_normal_exec()
161 			      op->data.dir == SPI_MEM_DATA_OUT, op->data.nbytes);  in wpcm_fiu_normal_exec()
163 	if (op->data.dir == SPI_MEM_DATA_IN)  in wpcm_fiu_normal_exec()
164 		wpcm_fiu_get_data(fiu, op->data.buf.in, op->data.nbytes);  in wpcm_fiu_normal_exec()
169 static bool wpcm_fiu_fast_read_match(const struct spi_mem_op *op)  in wpcm_fiu_fast_read_match()  argument
171 	return op->cmd.opcode == 0x0b && op->addr.nbytes == 3 &&  in wpcm_fiu_fast_read_match()
172 	       op->dummy.nbytes == 1 &&  in wpcm_fiu_fast_read_match()
173 	       op->data.nbytes >= 1 && op->data.nbytes <= 4 &&  in wpcm_fiu_fast_read_match()
174 	       op->data.dir == SPI_MEM_DATA_IN;  in wpcm_fiu_fast_read_match()
177 static int wpcm_fiu_fast_read_exec(struct spi_mem *mem, const struct spi_mem_op *op)  in wpcm_fiu_fast_read_exec()  argument
190 static bool wpcm_fiu_4ba_match(const struct spi_mem_op *op)  in wpcm_fiu_4ba_match()  argument
192 	return op->addr.nbytes == 4 && op->dummy.nbytes == 0 && op->data.nbytes <= 4;  in wpcm_fiu_4ba_match()
195 static int wpcm_fiu_4ba_exec(struct spi_mem *mem, const struct spi_mem_op *op)  in wpcm_fiu_4ba_exec()  argument
202 	wpcm_fiu_set_opcode(fiu, op->cmd.opcode);  in wpcm_fiu_4ba_exec()
203 	wpcm_fiu_set_addr(fiu, op->addr.val >> 8);  in wpcm_fiu_4ba_exec()
206 	wpcm_fiu_set_opcode(fiu, op->addr.val & 0xff);  in wpcm_fiu_4ba_exec()
208 	if (op->data.dir == SPI_MEM_DATA_OUT)  in wpcm_fiu_4ba_exec()
209 		wpcm_fiu_set_data(fiu, op->data.buf.out, op->data.nbytes);  in wpcm_fiu_4ba_exec()
210 	wpcm_fiu_do_uma(fiu, cs, false, op->data.dir == SPI_MEM_DATA_OUT, op->data.nbytes);  in wpcm_fiu_4ba_exec()
214 	if (op->data.dir == SPI_MEM_DATA_IN)  in wpcm_fiu_4ba_exec()
215 		wpcm_fiu_get_data(fiu, op->data.buf.in, op->data.nbytes);  in wpcm_fiu_4ba_exec()
233 static bool wpcm_fiu_rdid_match(const struct spi_mem_op *op)  in wpcm_fiu_rdid_match()  argument
235 	return op->cmd.opcode == 0x9f && op->addr.nbytes == 0 &&  in wpcm_fiu_rdid_match()
236 	       op->dummy.nbytes == 0 && op->data.nbytes == 6 &&  in wpcm_fiu_rdid_match()
237 	       op->data.dir == SPI_MEM_DATA_IN;  in wpcm_fiu_rdid_match()
240 static int wpcm_fiu_rdid_exec(struct spi_mem *mem, const struct spi_mem_op *op)  in wpcm_fiu_rdid_exec()  argument
246 	wpcm_fiu_set_opcode(fiu, op->cmd.opcode);  in wpcm_fiu_rdid_exec()
249 	wpcm_fiu_get_data(fiu, op->data.buf.in, 3);  in wpcm_fiu_rdid_exec()
252 	wpcm_fiu_set_opcode(fiu, op->cmd.opcode);  in wpcm_fiu_rdid_exec()
255 	wpcm_fiu_get_data(fiu, op->data.buf.in + 3, 3);  in wpcm_fiu_rdid_exec()
266 static bool wpcm_fiu_dummy_match(const struct spi_mem_op *op)  in wpcm_fiu_dummy_match()  argument
269 	if (op->cmd.opcode == 0x0b)  in wpcm_fiu_dummy_match()
272 	return (op->addr.nbytes == 0 || op->addr.nbytes == 3) &&  in wpcm_fiu_dummy_match()
273 	       op->dummy.nbytes >= 1 && op->dummy.nbytes <= 5 &&  in wpcm_fiu_dummy_match()
274 	       op->data.nbytes <= 4;  in wpcm_fiu_dummy_match()
277 static int wpcm_fiu_dummy_exec(struct spi_mem *mem, const struct spi_mem_op *op)  in wpcm_fiu_dummy_exec()  argument
285 	wpcm_fiu_set_opcode(fiu, op->cmd.opcode);  in wpcm_fiu_dummy_exec()
286 	wpcm_fiu_set_addr(fiu, op->addr.val);  in wpcm_fiu_dummy_exec()
287 	wpcm_fiu_do_uma(fiu, cs, op->addr.nbytes != 0, true, op->dummy.nbytes - 1);  in wpcm_fiu_dummy_exec()
292 	wpcm_fiu_do_uma(fiu, cs, false, false, op->data.nbytes);  in wpcm_fiu_dummy_exec()
293 	wpcm_fiu_get_data(fiu, op->data.buf.in, op->data.nbytes);  in wpcm_fiu_dummy_exec()
308 static const struct wpcm_fiu_op_shape *wpcm_fiu_find_op_shape(const struct spi_mem_op *op)  in wpcm_fiu_find_op_shape()  argument
315 		if (shape->match(op))  in wpcm_fiu_find_op_shape()
322 static bool wpcm_fiu_supports_op(struct spi_mem *mem, const struct spi_mem_op *op)  in wpcm_fiu_supports_op()  argument
324 	if (!spi_mem_default_supports_op(mem, op))  in wpcm_fiu_supports_op()
327 	if (op->cmd.dtr || op->addr.dtr || op->dummy.dtr || op->data.dtr)  in wpcm_fiu_supports_op()
330 	if (op->cmd.buswidth > 1 || op->addr.buswidth > 1 ||  in wpcm_fiu_supports_op()
331 	    op->dummy.buswidth > 1 || op->data.buswidth > 1)  in wpcm_fiu_supports_op()
334 	return wpcm_fiu_find_op_shape(op) != NULL;  in wpcm_fiu_supports_op()
352 static int wpcm_fiu_exec_op(struct spi_mem *mem, const struct spi_mem_op *op)  in wpcm_fiu_exec_op()  argument
355 	const struct wpcm_fiu_op_shape *shape = wpcm_fiu_find_op_shape(op);  in wpcm_fiu_exec_op()
360 		return shape->exec(mem, op);  in wpcm_fiu_exec_op()
367 static int wpcm_fiu_adjust_op_size(struct spi_mem *mem, struct spi_mem_op *op)  in wpcm_fiu_adjust_op_size()  argument
369 	if (op->data.nbytes > 4)  in wpcm_fiu_adjust_op_size()
370 		op->data.nbytes = 4;  in wpcm_fiu_adjust_op_size()