mtd: spi-nor: issi: sort flash_info database
authorMichael Walle <mwalle@kernel.org>
Fri, 8 Sep 2023 10:16:52 +0000 (12:16 +0200)
committerTudor Ambarus <tudor.ambarus@linaro.org>
Tue, 19 Sep 2023 15:59:21 +0000 (18:59 +0300)
The flash ID is the new primary key into our database. Sort the entry by
it. Keep the most specific ones first, because there might be ID
collisions between shorter and longer ones.

Signed-off-by: Michael Walle <mwalle@kernel.org>
Link: https://lore.kernel.org/r/20230807-mtd-flash-info-db-rework-v3-34-e60548861b10@kernel.org
Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>
drivers/mtd/spi-nor/issi.c

index 9478f1e..18d9a00 100644 (file)
@@ -48,26 +48,43 @@ static const struct spi_nor_fixups pm25lv_nor_fixups = {
 
 static const struct flash_info issi_nor_parts[] = {
        {
+               .name = "pm25lv512",
+               .sector_size = SZ_32K,
+               .size = SZ_64K,
+               .no_sfdp_flags = SECT_4K,
+               .fixups = &pm25lv_nor_fixups
+       }, {
+               .name = "pm25lv010",
+               .sector_size = SZ_32K,
+               .size = SZ_128K,
+               .no_sfdp_flags = SECT_4K,
+               .fixups = &pm25lv_nor_fixups
+       }, {
                .id = SNOR_ID(0x7f, 0x9d, 0x20),
                .name = "is25cd512",
                .sector_size = SZ_32K,
                .size = SZ_64K,
                .no_sfdp_flags = SECT_4K,
+       }, {
+               .id = SNOR_ID(0x7f, 0x9d, 0x46),
+               .name = "pm25lq032",
+               .size = SZ_4M,
+               .no_sfdp_flags = SECT_4K,
        }, {
                .id = SNOR_ID(0x9d, 0x40, 0x13),
                .name = "is25lq040b",
                .size = SZ_512K,
                .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
-       }, {
-               .id = SNOR_ID(0x9d, 0x60, 0x15),
-               .name = "is25lp016d",
-               .size = SZ_2M,
-               .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
        }, {
                .id = SNOR_ID(0x9d, 0x60, 0x14),
                .name = "is25lp080d",
                .size = SZ_1M,
                .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+       }, {
+               .id = SNOR_ID(0x9d, 0x60, 0x15),
+               .name = "is25lp016d",
+               .size = SZ_2M,
+               .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
        }, {
                .id = SNOR_ID(0x9d, 0x60, 0x16),
                .name = "is25lp032",
@@ -109,23 +126,6 @@ static const struct flash_info issi_nor_parts[] = {
                .flags = SPI_NOR_QUAD_PP,
                .fixups = &is25lp256_fixups,
                .fixup_flags = SPI_NOR_4B_OPCODES,
-       }, {
-               .name = "pm25lv512",
-               .sector_size = SZ_32K,
-               .size = SZ_64K,
-               .no_sfdp_flags = SECT_4K,
-               .fixups = &pm25lv_nor_fixups
-       }, {
-               .name = "pm25lv010",
-               .sector_size = SZ_32K,
-               .size = SZ_128K,
-               .no_sfdp_flags = SECT_4K,
-               .fixups = &pm25lv_nor_fixups
-       }, {
-               .id = SNOR_ID(0x7f, 0x9d, 0x46),
-               .name = "pm25lq032",
-               .size = SZ_4M,
-               .no_sfdp_flags = SECT_4K,
        }
 };