mtd: m25p80.c: use mtd_device_parse_register

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Gitweb:     http://git.infradead.org/?p=mtd-2.6.git;a=commit;h=871770b5c857aa39e87785726ce3ec5a41cd387a
Commit:     871770b5c857aa39e87785726ce3ec5a41cd387a
Parent:     f44dcbd06236ecc610bd03abeceac77a21cb019e
Author:     Dmitry Eremin-Solenikov <dbaryshkov at gmail.com>
AuthorDate: Thu Jun 2 17:59:16 2011 +0400
Committer:  Artem Bityutskiy <artem.bityutskiy at intel.com>
CommitDate: Sun Sep 11 15:02:12 2011 +0300

    mtd: m25p80.c: use mtd_device_parse_register
    
    Replace custom invocations of parse_mtd_partitions and mtd_device_register
    with common mtd_device_parse_register call. This would bring: standard
    handling of all errors, fallback to default partitions, etc.
    
    Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov at gmail.com>
    Signed-off-by: Artem Bityutskiy <dedekind1 at gmail.com>
---
 drivers/mtd/devices/m25p80.c |   28 +++-------------------------
 1 files changed, 3 insertions(+), 25 deletions(-)

diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 399c234..66a3555 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -88,7 +88,6 @@ struct m25p {
 	struct spi_device	*spi;
 	struct mutex		lock;
 	struct mtd_info		mtd;
-	unsigned		partitioned:1;
 	u16			page_size;
 	u16			addr_width;
 	u8			erase_opcode;
@@ -825,8 +824,6 @@ static int __devinit m25p_probe(struct spi_device *spi)
 	struct m25p			*flash;
 	struct flash_info		*info;
 	unsigned			i;
-	struct mtd_partition		*parts = NULL;
-	int				nr_parts = 0;
 	struct mtd_part_parser_data	ppdata;
 
 	/* Platform data helps sort out which chip type we have, as
@@ -970,28 +967,9 @@ static int __devinit m25p_probe(struct spi_device *spi)
 	/* partitions should match sector boundaries; and it may be good to
 	 * use readonly partitions for writeprotected sectors (BP2..BP0).
 	 */
-	nr_parts = parse_mtd_partitions(&flash->mtd, NULL, &parts, &ppdata);
-
-	if (nr_parts <= 0 && data && data->parts) {
-		parts = data->parts;
-		nr_parts = data->nr_parts;
-	}
-
-	if (nr_parts > 0) {
-		for (i = 0; i < nr_parts; i++) {
-			DEBUG(MTD_DEBUG_LEVEL2, "partitions[%d] = "
-			      "{.name = %s, .offset = 0x%llx, "
-			      ".size = 0x%llx (%lldKiB) }\n",
-			      i, parts[i].name,
-			      (long long)parts[i].offset,
-			      (long long)parts[i].size,
-			      (long long)(parts[i].size >> 10));
-		}
-		flash->partitioned = 1;
-	}
-
-	return mtd_device_register(&flash->mtd, parts, nr_parts) == 1 ?
-		-ENODEV : 0;
+	return mtd_device_parse_register(&flash->mtd, NULL, &ppdata,
+			data ? data->parts : NULL,
+			data ? data->nr_parts : 0);
 }