From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1ghVl4-0006q0-25 for barebox@lists.infradead.org; Thu, 10 Jan 2019 08:32:11 +0000 Date: Thu, 10 Jan 2019 09:32:07 +0100 From: Sascha Hauer Message-ID: <20190110083207.gh5ppkin6suvshps@pengutronix.de> References: <20190109112814.GA918@lenoch> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190109112814.GA918@lenoch> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH] mtd: core: Fix erase area alignment for non power of 2 erasesize To: Ladislav Michl Cc: Barebox List On Wed, Jan 09, 2019 at 12:28:14PM +0100, Ladislav Michl wrote: > Devices as AT45DB161 DataFlash uses non power of two page size (528) > while present alignment algorithm relies on erasesize being power > of 2. > Fix that by introducing helper functions rounding to any multiply. > Note that logic is sligthly changed to be consistent as ending > address is moved forward to include also last byte meant to be > erased while previous implementation moved it backward. > > Signed-off-by: Ladislav Michl > --- > drivers/mtd/core.c | 28 ++++++++++++++++++++++------ > include/linux/kernel.h | 5 +++++ > 2 files changed, 27 insertions(+), 6 deletions(-) Applied, thanks Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox