From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Vasut Date: Tue, 21 Jul 2015 10:41:12 +0200 Subject: [U-Boot] [PATCH V2 3/3] mtd: nand: mxs invalidate dcache before DMA read In-Reply-To: <1437466521-27856-3-git-send-email-Peng.Fan@freescale.com> References: <1437466521-27856-1-git-send-email-Peng.Fan@freescale.com> <1437466521-27856-3-git-send-email-Peng.Fan@freescale.com> Message-ID: <201507211041.12202.marex@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Tuesday, July 21, 2015 at 10:15:21 AM, Peng Fan wrote: > Follow linux dma flow: > Before DMA read, be sure to invalidate the cache over the address > range of DMA buffer to prevent cache coherency problems. > After DMA read, invalidate dcache again. > > Signed-off-by: Peng Fan > Acked-by: Marek Vasut > --- > > Changes v2: > Add Marek's Acked by You really don't have to repost patches just because an ACK was added ;-) Patchwork collects those, so don't worry about them getting lost. Best regards, Marek Vasut