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From: "Rafał Miłecki" <zajec5-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Brian Norris
	<computersforpeace-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Cc: "Hauke Mehrtens" <hauke-5/S+JYg5SzeELgA04lAiVw@public.gmane.org>,
	"Kamal Dasu" <kdasu.kdev-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	"Rob Herring" <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	"Frank Rowand"
	<frowand.list-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	"Grant Likely"
	<grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	"Rafał Miłecki" <zajec5-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: [PATCH 2/3] mtd: nand: read (from DT) and store ECC algorithm
Date: Fri, 12 Feb 2016 19:11:24 +0100	[thread overview]
Message-ID: <1455300685-27009-2-git-send-email-zajec5@gmail.com> (raw)
In-Reply-To: <1455300685-27009-1-git-send-email-zajec5-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

This will allow drivers handle ECC properly.

Signed-off-by: Rafał Miłecki <zajec5-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
 drivers/mtd/nand/nand_base.c | 6 +++++-
 include/linux/mtd/nand.h     | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index f2c8ff3..ef977f3 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -3979,7 +3979,7 @@ ident_done:
 static int nand_dt_init(struct nand_chip *chip)
 {
 	struct device_node *dn = nand_get_flash_node(chip);
-	int ecc_mode, ecc_strength, ecc_step;
+	int ecc_mode, ecc_algo, ecc_strength, ecc_step;
 
 	if (!dn)
 		return 0;
@@ -3991,6 +3991,7 @@ static int nand_dt_init(struct nand_chip *chip)
 		chip->bbt_options |= NAND_BBT_USE_FLASH;
 
 	ecc_mode = of_get_nand_ecc_mode(dn);
+	ecc_algo = of_get_nand_ecc_algo(dn);
 	ecc_strength = of_get_nand_ecc_strength(dn);
 	ecc_step = of_get_nand_ecc_step_size(dn);
 
@@ -4003,6 +4004,9 @@ static int nand_dt_init(struct nand_chip *chip)
 	if (ecc_mode >= 0)
 		chip->ecc.mode = ecc_mode;
 
+	if (ecc_algo >= 0)
+		chip->ecc.algo = ecc_algo;
+
 	if (ecc_strength >= 0)
 		chip->ecc.strength = ecc_strength;
 
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 25854d2..8deca1b 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -513,6 +513,7 @@ struct nand_hw_control {
  */
 struct nand_ecc_ctrl {
 	nand_ecc_modes_t mode;
+	enum nand_ecc_algo algo;
 	int steps;
 	int size;
 	int bytes;
-- 
1.8.4.5

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WARNING: multiple messages have this Message-ID (diff)
From: "Rafał Miłecki" <zajec5@gmail.com>
To: Brian Norris <computersforpeace@gmail.com>,
	linux-mtd@lists.infradead.org
Cc: "Hauke Mehrtens" <hauke@hauke-m.de>,
	"Kamal Dasu" <kdasu.kdev@gmail.com>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Frank Rowand" <frowand.list@gmail.com>,
	"Grant Likely" <grant.likely@linaro.org>,
	devicetree@vger.kernel.org, "Rafał Miłecki" <zajec5@gmail.com>
Subject: [PATCH 2/3] mtd: nand: read (from DT) and store ECC algorithm
Date: Fri, 12 Feb 2016 19:11:24 +0100	[thread overview]
Message-ID: <1455300685-27009-2-git-send-email-zajec5@gmail.com> (raw)
In-Reply-To: <1455300685-27009-1-git-send-email-zajec5@gmail.com>

This will allow drivers handle ECC properly.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
 drivers/mtd/nand/nand_base.c | 6 +++++-
 include/linux/mtd/nand.h     | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index f2c8ff3..ef977f3 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -3979,7 +3979,7 @@ ident_done:
 static int nand_dt_init(struct nand_chip *chip)
 {
 	struct device_node *dn = nand_get_flash_node(chip);
-	int ecc_mode, ecc_strength, ecc_step;
+	int ecc_mode, ecc_algo, ecc_strength, ecc_step;
 
 	if (!dn)
 		return 0;
@@ -3991,6 +3991,7 @@ static int nand_dt_init(struct nand_chip *chip)
 		chip->bbt_options |= NAND_BBT_USE_FLASH;
 
 	ecc_mode = of_get_nand_ecc_mode(dn);
+	ecc_algo = of_get_nand_ecc_algo(dn);
 	ecc_strength = of_get_nand_ecc_strength(dn);
 	ecc_step = of_get_nand_ecc_step_size(dn);
 
@@ -4003,6 +4004,9 @@ static int nand_dt_init(struct nand_chip *chip)
 	if (ecc_mode >= 0)
 		chip->ecc.mode = ecc_mode;
 
+	if (ecc_algo >= 0)
+		chip->ecc.algo = ecc_algo;
+
 	if (ecc_strength >= 0)
 		chip->ecc.strength = ecc_strength;
 
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 25854d2..8deca1b 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -513,6 +513,7 @@ struct nand_hw_control {
  */
 struct nand_ecc_ctrl {
 	nand_ecc_modes_t mode;
+	enum nand_ecc_algo algo;
 	int steps;
 	int size;
 	int bytes;
-- 
1.8.4.5

  parent reply	other threads:[~2016-02-12 18:11 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-12 18:11 [PATCH 1/3] of: mtd: add helper reading "nand-ecc-algo" from DT Rafał Miłecki
2016-02-12 18:11 ` Rafał Miłecki
2016-02-15 21:28 ` Kamal Dasu
     [not found] ` <1455300685-27009-1-git-send-email-zajec5-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-02-12 18:11   ` Rafał Miłecki [this message]
2016-02-12 18:11     ` [PATCH 2/3] mtd: nand: read (from DT) and store ECC algorithm Rafał Miłecki
     [not found]     ` <1455300685-27009-2-git-send-email-zajec5-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-02-15 21:31       ` Kamal Dasu
2016-02-15 21:31         ` Kamal Dasu
2016-04-01 16:02       ` Brian Norris
2016-04-01 16:02         ` Brian Norris
2016-04-01 16:07       ` Brian Norris
2016-04-01 16:07         ` Brian Norris
     [not found]         ` <20160401160722.GC117117-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2016-04-01 19:32           ` Rafał Miłecki
2016-04-01 19:32             ` Rafał Miłecki
     [not found]             ` <CACna6rz6mYSxAr1oSjcLc__sSKM1XdUf-cGOFanGvuij0nNC5Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-04-01 20:07               ` Brian Norris
2016-04-01 20:07                 ` Brian Norris
2016-04-01 21:23                 ` Rafał Miłecki
2016-04-01 21:23                   ` Rafał Miłecki
2016-02-12 18:11   ` [PATCH 3/3] mtd: brcmnand: fix check for Hamming algorithm Rafał Miłecki
2016-02-12 18:11     ` Rafał Miłecki
     [not found]     ` <1455300685-27009-3-git-send-email-zajec5-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-02-15 21:30       ` Kamal Dasu
2016-02-15 21:30         ` Kamal Dasu
2016-04-01 16:07       ` Brian Norris
2016-04-01 16:07         ` Brian Norris
2016-02-15 21:43   ` [PATCH 1/3] of: mtd: add helper reading "nand-ecc-algo" from DT Kamal Dasu
2016-02-15 21:43     ` Kamal Dasu
2016-02-22  2:54   ` Rob Herring
2016-02-22  2:54     ` Rob Herring
2016-02-24 13:46   ` Boris Brezillon
2016-02-24 13:46     ` Boris Brezillon
2016-02-25 19:56     ` Rafał Miłecki
2016-02-25 19:56       ` Rafał Miłecki
     [not found]       ` <CACna6rxemvBOu9fy9KP0327TsqonO7dFY5EsQjf1k9Ln6hX8cw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-02-25 20:09         ` Boris Brezillon
2016-02-25 20:09           ` Boris Brezillon
2016-02-26 16:30           ` Rafał Miłecki
2016-02-26 16:30             ` Rafał Miłecki
     [not found]             ` <CACna6ryVuqSLv8WdzzGUQzpA-F35JxXoHoa2jcLzZeHaXtoexA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-02-26 16:55               ` Boris Brezillon
2016-02-26 16:55                 ` Boris Brezillon
2016-02-26 21:24                 ` Rafał Miłecki
2016-02-26 21:24                   ` Rafał Miłecki
     [not found]                   ` <CACna6rzRROfYwagsBGo5b8d_bydUBrJ=9RvGZSt1G85xP=gKaw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-02-26 21:28                     ` Boris Brezillon
2016-02-26 21:28                       ` Boris Brezillon
2016-04-01 16:01   ` Brian Norris
2016-04-01 16:01     ` Brian Norris

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