linux-kernel - [PATCH 1/3] mtd: spi-nor: extend no_sfdp

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Message-Id: <20220712163823.428126-2-sudip.mukherjee@sifive.com>
Date:   Tue, 12 Jul 2022 17:38:21 +0100
From:   Sudip Mukherjee <sudip.mukherjee@...ive.com>
To:     Tudor Ambarus <tudor.ambarus@...rochip.com>,
        Pratyush Yadav <p.yadav@...com>,
        Michael Walle <michael@...le.cc>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>
Cc:     greentime.hu@...ive.com, jude.onyenegecha@...ive.com,
        william.salmon@...ive.com, adnan.chowdhury@...ive.com,
        ben.dooks@...ive.com, linux-mtd@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Sudip Mukherjee <sudip.mukherjee@...ive.com>
Subject: [PATCH 1/3] mtd: spi-nor: extend no_sfdp_flags to use u16

Currently no_sfdp_flags is u8 and all the bits have been used. Extend
it to use u16 so that we can add more support.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@...ive.com>
---
 drivers/mtd/spi-nor/core.c | 2 +-
 drivers/mtd/spi-nor/core.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index ce5d69317d46c..e5f7691c5bd40 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -2335,7 +2335,7 @@ static void spi_nor_no_sfdp_init_params(struct spi_nor *nor)
 {
 	struct spi_nor_flash_parameter *params = nor->params;
 	struct spi_nor_erase_map *map = &params->erase_map;
-	const u8 no_sfdp_flags = nor->info->no_sfdp_flags;
+	const u16 no_sfdp_flags = nor->info->no_sfdp_flags;
 	u8 i, erase_mask;
 
 	if (no_sfdp_flags & SPI_NOR_DUAL_READ) {
diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h
index 61886868cd022..58fbedc94080f 100644
--- a/drivers/mtd/spi-nor/core.h
+++ b/drivers/mtd/spi-nor/core.h
@@ -501,7 +501,7 @@ struct flash_info {
 #define NO_CHIP_ERASE			BIT(7)
 #define SPI_NOR_NO_FR			BIT(8)
 
-	u8 no_sfdp_flags;
+	u16 no_sfdp_flags;
 #define SPI_NOR_SKIP_SFDP		BIT(0)
 #define SECT_4K				BIT(1)
 #define SPI_NOR_DUAL_READ		BIT(3)
-- 
2.30.2