mtd/spi-nor/core.c

2203 static int spi_nor_hwcaps2cmd(u32 hwcaps, const int table[][2], size_t size)
2208 		if (table[i][0] == (int)hwcaps)
2214 int spi_nor_hwcaps_read2cmd(u32 hwcaps)
2235 	return spi_nor_hwcaps2cmd(hwcaps, hwcaps_read2cmd,
2239 int spi_nor_hwcaps_pp2cmd(u32 hwcaps)
2252 	return spi_nor_hwcaps2cmd(hwcaps, hwcaps_pp2cmd,
2333  * @hwcaps:     pointer to resulting capabilities after adjusting
2337 spi_nor_spimem_adjust_hwcaps(struct spi_nor *nor, u32 *hwcaps)
2343 	*hwcaps &= ~SNOR_HWCAPS_X_X_X;
2350 		*hwcaps &= ~(SNOR_HWCAPS_X_X_X | SNOR_HWCAPS_X_X_X_DTR);
2352 	for (cap = 0; cap < sizeof(*hwcaps) * BITS_PER_BYTE; cap++) {
2355 		if (!(*hwcaps & BIT(cap)))
2361 			*hwcaps &= ~BIT(cap);
2369 			*hwcaps &= ~BIT(cap);
2585 				 const struct spi_nor_hwcaps *hwcaps)
2595 	shared_mask = hwcaps->mask & params->hwcaps.mask;
2689 			 const struct spi_nor_hwcaps *hwcaps)
2694 		ret = nor->params->setup(nor, hwcaps);
2696 		ret = spi_nor_default_setup(nor, hwcaps);
2736 		params->hwcaps.mask |= SNOR_HWCAPS_READ_1_1_2;
2743 		params->hwcaps.mask |= SNOR_HWCAPS_READ_1_1_4;
2750 		params->hwcaps.mask |= SNOR_HWCAPS_READ_1_1_8;
2757 		params->hwcaps.mask |= SNOR_HWCAPS_READ_8_8_8_DTR;
2764 		params->hwcaps.mask |= SNOR_HWCAPS_PP_8_8_8_DTR;
2970 		params->hwcaps.mask |= SNOR_HWCAPS_READ_FAST;
2974 			params->hwcaps.mask &= ~SNOR_HWCAPS_READ_FAST;
2978 	params->hwcaps.mask |= SNOR_HWCAPS_READ;
2983 	if (params->hwcaps.mask & SNOR_HWCAPS_READ_FAST)
2988 	params->hwcaps.mask |= SNOR_HWCAPS_PP;
2993 		params->hwcaps.mask |= SNOR_HWCAPS_PP_1_1_4;
3479 		 const struct spi_nor_hwcaps *hwcaps)
3535 	ret = spi_nor_setup(nor, hwcaps);
3625 	const struct spi_nor_hwcaps hwcaps = { .mask = SNOR_HWCAPS_ALL };
3658 	ret = spi_nor_scan(nor, flash_name, &hwcaps);