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Mon, 13 Jan 2020 10:17:43 +0000 From: To: Subject: Re: [PATCH] mtd: spi-nor: Fix selection of 4-byte addressing opcodes on Spansion Thread-Topic: [PATCH] mtd: spi-nor: Fix selection of 4-byte addressing opcodes on Spansion Thread-Index: AQHVyfqx7b4WTBnS4UypfxmdSedmUg== Date: Mon, 13 Jan 2020 10:17:43 +0000 Message-ID: <4323032.MiQHyusyOz@localhost.localdomain> References: <20200108051343.1939-1-vigneshr@ti.com> In-Reply-To: <20200108051343.1939-1-vigneshr@ti.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 7eb70763-b3cb-4967-f68c-08d79811d445 x-ms-traffictypediagnostic: MN2PR11MB4303: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:1303; x-forefront-prvs: 028166BF91 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(39850400004)(396003)(366004)(136003)(346002)(376002)(199004)(189003)(66476007)(478600001)(86362001)(53546011)(6506007)(9686003)(76116006)(6916009)(91956017)(6512007)(4326008)(66946007)(26005)(64756008)(66446008)(66556008)(186003)(6486002)(5660300002)(8676002)(81166006)(81156014)(71200400001)(8936002)(54906003)(316002)(2906002); 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Hi, Vignesh, On Wednesday, January 8, 2020 7:13:43 AM EET Vignesh Raghavendra wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you know the > content is safe > > mtd->size is still unassigned when running spansion_post_sfdp_fixups() > hook, therefore use nor->params.size to determine the size of flash device. > > This makes sure that 4-byte addressing opcodes are used on Spansion > flashes that are larger than 16MiB and don't have SFDP 4BAIT table > populated. > > Fixes: 92094ebc385e ("mtd: spi-nor: Add spansion_post_sfdp_fixups()") > Signed-off-by: Vignesh Raghavendra This fixes a recent bug, so if you want to take it through mtd/fixes you can add: Reviewed-by: Tudor Ambarus If you want this through spi-nor/next, please let me know and I'll queue it. Cheers, ta > --- > drivers/mtd/spi-nor/spi-nor.c | 4 +--- > 1 file changed, 1 insertion(+), 3 deletions(-) > > diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c > index 1082b6bb1393..cd47f07deff3 100644 > --- a/drivers/mtd/spi-nor/spi-nor.c > +++ b/drivers/mtd/spi-nor/spi-nor.c > @@ -4783,9 +4783,7 @@ static void spi_nor_info_init_params(struct spi_nor > *nor) > > static void spansion_post_sfdp_fixups(struct spi_nor *nor) > { > - struct mtd_info *mtd = &nor->mtd; > - > - if (mtd->size <= SZ_16M) > + if (nor->params.size <= SZ_16M) > return; > > nor->flags |= SNOR_F_4B_OPCODES; > -- > 2.24.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/