1 // SPDX-License-Identifier: GPL-2.0-only
20 	/* Should never get here because the regmap is cache-only */  in cs_dsp_mock_regmap_read()
21 	KUNIT_FAIL(priv->test, "Unexpected bus read @%#x", *(u32 *)reg_buf);  in cs_dsp_mock_regmap_read()
23 	return -EIO;  in cs_dsp_mock_regmap_read()
32 	priv->saw_bus_write = true;  in cs_dsp_mock_regmap_gather_write()
34 	/* Should never get here because the regmap is cache-only */  in cs_dsp_mock_regmap_gather_write()
35 	KUNIT_FAIL(priv->test, "Unexpected bus gather_write @%#x", *(u32 *)reg_buf);  in cs_dsp_mock_regmap_gather_write()
37 	return -EIO;  in cs_dsp_mock_regmap_gather_write()
44 	priv->saw_bus_write = true;  in cs_dsp_mock_regmap_write()
46 	/* Should never get here because the regmap is cache-only */  in cs_dsp_mock_regmap_write()
47 	KUNIT_FAIL(priv->test, "Unexpected bus write @%#x", *(u32 *)val_buf);  in cs_dsp_mock_regmap_write()
49 	return -EIO;  in cs_dsp_mock_regmap_write()
76 	regmap_reg_range(0xffe00, 0xffe7c), /* CORE CTRL */
115 	regmap_reg_range(0x001100, 0x001143), /* CORE CTRL */
164 	regmap_reg_range(0x2b80000, 0x2bc700b), /* CORE CTRL */
173 	regmap_reg_range(0x2b80000, 0x2bc700b), /* CORE CTRL */
210  * cs_dsp_mock_regmap_drop_range() - drop a range of registers from the cache.
219 	regcache_drop_region(priv->dsp->regmap, first_reg, last_reg);  in cs_dsp_mock_regmap_drop_range()
224  * cs_dsp_mock_regmap_drop_regs() - drop a number of registers from the cache.
233 	int stride = regmap_get_reg_stride(priv->dsp->regmap);  in cs_dsp_mock_regmap_drop_regs()
234 	unsigned int last = first_reg + (stride * (num_regs - 1));  in cs_dsp_mock_regmap_drop_regs()
241  * cs_dsp_mock_regmap_drop_bytes() - drop a number of bytes from the cache.
253 	size_t num_regs = num_bytes / regmap_get_val_bytes(priv->dsp->regmap);  in cs_dsp_mock_regmap_drop_bytes()
260  * cs_dsp_mock_regmap_drop_system_regs() - Drop DSP system registers from the cache.
264  * Drops all DSP system registers from the regmap cache.
268 	switch (priv->dsp->type) {  in cs_dsp_mock_regmap_drop_system_regs()
270 		if (priv->dsp->base) {  in cs_dsp_mock_regmap_drop_system_regs()
271 			regcache_drop_region(priv->dsp->regmap,  in cs_dsp_mock_regmap_drop_system_regs()
272 					     priv->dsp->base,  in cs_dsp_mock_regmap_drop_system_regs()
273 					     priv->dsp->base + 0x7c);  in cs_dsp_mock_regmap_drop_system_regs()
277 		if (priv->dsp->base) {  in cs_dsp_mock_regmap_drop_system_regs()
278 			regcache_drop_region(priv->dsp->regmap,  in cs_dsp_mock_regmap_drop_system_regs()
279 					     priv->dsp->base,  in cs_dsp_mock_regmap_drop_system_regs()
280 					     priv->dsp->base + 0x47000);  in cs_dsp_mock_regmap_drop_system_regs()
283 		/* sysinfo registers are read-only so don't drop them */  in cs_dsp_mock_regmap_drop_system_regs()
292  * cs_dsp_mock_regmap_is_dirty() - Test for dirty registers in the cache.
295  * @drop_system_regs:	If true the DSP system regs will be dropped from
299  * from the cache (DSP system registers can be dropped by passing
311 	priv->saw_bus_write = false;  in cs_dsp_mock_regmap_is_dirty()
312 	regcache_cache_only(priv->dsp->regmap, false);  in cs_dsp_mock_regmap_is_dirty()
313 	regcache_sync(priv->dsp->regmap);  in cs_dsp_mock_regmap_is_dirty()
314 	regcache_cache_only(priv->dsp->regmap, true);  in cs_dsp_mock_regmap_is_dirty()
316 	return priv->saw_bus_write;  in cs_dsp_mock_regmap_is_dirty()
321  * cs_dsp_mock_regmap_init() - Initialize a mock regmap.
325  *		rev fields are set to the type of DSP to be simulated.
327  * On success the priv->dsp->regmap will point to the created
337 	switch (priv->dsp->type) {  in cs_dsp_mock_regmap_init()
342 		if (priv->dsp->rev == 0)  in cs_dsp_mock_regmap_init()
352 	priv->dsp->regmap = devm_regmap_init(priv->dsp->dev,  in cs_dsp_mock_regmap_init()
356 	if (IS_ERR(priv->dsp->regmap)) {  in cs_dsp_mock_regmap_init()
357 		ret = PTR_ERR(priv->dsp->regmap);  in cs_dsp_mock_regmap_init()
358 		kunit_err(priv->test, "Failed to allocate register map: %d\n", ret);  in cs_dsp_mock_regmap_init()
362 	/* Put regmap in cache-only so it accumulates the writes done by cs_dsp */  in cs_dsp_mock_regmap_init()
363 	regcache_cache_only(priv->dsp->regmap, true);  in cs_dsp_mock_regmap_init()