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[83.44.9.246]) by smtp.gmail.com with ESMTPSA id u12sm13075570wmu.25.2020.05.04.02.30.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 May 2020 02:30:45 -0700 (PDT) From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= To: computersforpeace@gmail.com, kdasu.kdev@gmail.com, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, sumit.semwal@linaro.org, linux-mtd@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org Subject: [PATCH 2/2] nand: brcmnand: fix BBI in hamming oob layout Date: Mon, 4 May 2020 11:30:34 +0200 Message-Id: <20200504093034.2739968-2-noltari@gmail.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200504093034.2739968-1-noltari@gmail.com> References: <20200504093034.2739968-1-noltari@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200504_023048_102930_2C1D0D73 X-CRM114-Status: GOOD ( 11.35 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Content-Type: text/plain; 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[83.44.9.246]) by smtp.gmail.com with ESMTPSA id u12sm13075570wmu.25.2020.05.04.02.30.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 May 2020 02:30:45 -0700 (PDT) From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= To: computersforpeace@gmail.com, kdasu.kdev@gmail.com, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, sumit.semwal@linaro.org, linux-mtd@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org Subject: [PATCH 2/2] nand: brcmnand: fix BBI in hamming oob layout Date: Mon, 4 May 2020 11:30:34 +0200 Message-Id: <20200504093034.2739968-2-noltari@gmail.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200504093034.2739968-1-noltari@gmail.com> References: <20200504093034.2739968-1-noltari@gmail.com> MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 05 May 2020 06:58:49 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Content-Type: text/plain; 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[83.44.9.246]) by smtp.gmail.com with ESMTPSA id u12sm13075570wmu.25.2020.05.04.02.30.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 May 2020 02:30:45 -0700 (PDT) From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= To: computersforpeace@gmail.com, kdasu.kdev@gmail.com, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, sumit.semwal@linaro.org, linux-mtd@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org Cc: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Subject: [PATCH 2/2] nand: brcmnand: fix BBI in hamming oob layout Date: Mon, 4 May 2020 11:30:34 +0200 Message-Id: <20200504093034.2739968-2-noltari@gmail.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200504093034.2739968-1-noltari@gmail.com> References: <20200504093034.2739968-1-noltari@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Small Page NAND uses byte 6 for BBI and Large Page NAND uses first 2 bytes. Signed-off-by: Álvaro Fernández Rojas --- drivers/mtd/nand/raw/brcmnand/brcmnand.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index 1bba309c7684..59c3241f4ea5 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -1109,10 +1109,18 @@ static int brcmnand_hamming_ooblayout_free(struct mtd_info *mtd, int section, if (section < sectors) next += 6; - if (section) + if (section) { oobregion->offset = ((section - 1) * sas) + 9; - else - oobregion->offset = 1; /* BBI */ + } else { + if (cfg->page_size == 512) { + /* small page uses byte 6 for BBI */ + oobregion->offset = 0; + next--; + } else { + /* large page uses first 2 bytes for BBI */ + oobregion->offset = 2; + } + } oobregion->length = next - oobregion->offset; -- 2.26.2