AcoSail/kernel_optimize_test
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Merge git://git.infradead.org/mtd-2.6

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* git://git.infradead.org/mtd-2.6:
  mtd/nand_ids: Fix buswidth
  mtd/m25p80: fix test for end of loop
  mtd/m25p80: retlen is never NULL
  MIPS: Fix gen_nand probe structures contents
  gen_nand: Test if nr_chips field is valid
  BFIN: Fix gen_nand probe structures contents
  nand/denali: move all hardware initialization work to denali_hw_init
  nand/denali: Add a page check in denali_read_page & denali_read_page_raw
  nand/denali: use cpu_relax() while waiting for hardware interrupt
  nand/denali: change read_status function method
  nand/denali: Fixed check patch warnings
  ARM: Fix gen_nand probe structures contents
  mtd/nand_base: fix kernel-doc warnings & typos
  nand/denali: use dev_xx debug function to replace nand_dbg_print and some printk
  nand/denali: Fixed handle ECC error bugs
  nand/denali: use iowrite32() to replace denali_write32()
  nand/denali: Fixed probe function bugs
This commit is contained in:
Linus Torvalds 2010-08-15 17:32:47 -07:00
commit 7355a5a654
11 changed files with 211 additions and 331 deletions
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1
arch/arm/mach-ixp4xx/ixdp425-setup.c
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@ -100,6 +100,7 @@ ixdp425_flash_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
static struct platform_nand_data ixdp425_flash_nand_data = {
.chip = {
.nr_chips = 1,
.chip_delay = 30,
.options = NAND_NO_AUTOINCR,
#ifdef CONFIG_MTD_PARTITIONS

1
arch/arm/mach-mx3/mach-qong.c
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@ -165,6 +165,7 @@ static void qong_nand_select_chip(struct mtd_info *mtd, int chip)
static struct platform_nand_data qong_nand_data = {
.chip = {
.nr_chips = 1,
.chip_delay = 20,
.options = 0,
},

1
arch/arm/mach-orion5x/ts78xx-setup.c
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@ -216,6 +216,7 @@ static struct mtd_partition ts78xx_ts_nand_parts[] = {
static struct platform_nand_data ts78xx_ts_nand_data = {
.chip = {
.nr_chips = 1,
.part_probe_types = ts_nand_part_probes,
.partitions = ts78xx_ts_nand_parts,
.nr_partitions = ARRAY_SIZE(ts78xx_ts_nand_parts),

1
arch/blackfin/mach-bf537/boards/stamp.c
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@ -400,6 +400,7 @@ static int bfin_plat_nand_dev_ready(struct mtd_info *mtd)
static struct platform_nand_data bfin_plat_nand_data = {
.chip = {
.nr_chips = 1,
.chip_delay = 30,
#ifdef CONFIG_MTD_PARTITIONS
.part_probe_types = part_probes,

1
arch/blackfin/mach-bf561/boards/acvilon.c
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@ -284,6 +284,7 @@ static int bfin_plat_nand_dev_ready(struct mtd_info *mtd)
static struct platform_nand_data bfin_plat_nand_data = {
.chip = {
.nr_chips = 1,
.chip_delay = 30,
#ifdef CONFIG_MTD_PARTITIONS
.part_probe_types = part_probes,

1
arch/mips/pnx833x/common/platform.c
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@ -266,6 +266,7 @@ pnx833x_flash_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
static struct platform_nand_data pnx833x_flash_nand_data = {
.chip = {
.nr_chips = 1,
.chip_delay = 25,
.part_probe_types = part_probes,
},

14
drivers/mtd/devices/m25p80.c
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@ -347,8 +347,7 @@ static int m25p80_read(struct mtd_info *mtd, loff_t from, size_t len,
spi_message_add_tail(&t[1], &m);
/* Byte count starts at zero. */
if (retlen)
*retlen = 0;
*retlen = 0;
mutex_lock(&flash->lock);
@ -394,8 +393,7 @@ static int m25p80_write(struct mtd_info *mtd, loff_t to, size_t len,
dev_name(&flash->spi->dev), __func__, "to",
(u32)to, len);
if (retlen)
*retlen = 0;
*retlen = 0;
/* sanity checks */
if (!len)
@ -466,8 +464,7 @@ static int m25p80_write(struct mtd_info *mtd, loff_t to, size_t len,
spi_sync(flash->spi, &m);
if (retlen)
*retlen += m.actual_length - m25p_cmdsz(flash);
*retlen += m.actual_length - m25p_cmdsz(flash);
}
}
@ -485,8 +482,7 @@ static int sst_write(struct mtd_info *mtd, loff_t to, size_t len,
size_t actual;
int cmd_sz, ret;
if (retlen)
*retlen = 0;
*retlen = 0;
/* sanity checks */
if (!len)
@ -797,7 +793,7 @@ static int __devinit m25p_probe(struct spi_device *spi)
break;
}
if (plat_id)
if (i < ARRAY_SIZE(m25p_ids) - 1)
id = plat_id;
else
dev_warn(&spi->dev, "unrecognized id %s\n", data->type);

497
drivers/mtd/nand/denali.c
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File diff suppressed because it is too large Load Diff

18
drivers/mtd/nand/denali.h
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@ -635,24 +635,6 @@
#define CLK_X 5
#define CLK_MULTI 4
/* ffsport.h */
#define VERBOSE 1
#define NAND_DBG_WARN 1
#define NAND_DBG_DEBUG 2
#define NAND_DBG_TRACE 3
#ifdef VERBOSE
#define nand_dbg_print(level, args...) \
do { \
if (level <= nand_debug_level) \
printk(KERN_ALERT args); \
} while (0)
#else
#define nand_dbg_print(level, args...)
#endif
/* spectraswconfig.h */
#define CMD_DMA 0

2
drivers/mtd/nand/nand_ids.c
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@ -112,7 +112,7 @@ struct nand_flash_dev nand_flash_ids[] = {
{"NAND 2GiB 3,3V 16-bit", 0xC5, 0, 2048, 0, LP_OPTIONS16},
/* 32 Gigabit */
{"NAND 4GiB 3,3V 8-bit", 0xD7, 0, 4096, 0, LP_OPTIONS16},
{"NAND 4GiB 3,3V 8-bit", 0xD7, 0, 4096, 0, LP_OPTIONS},
/*
* Renesas AND 1 Gigabit. Those chips do not support extended id and

5
drivers/mtd/nand/plat_nand.c
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@ -37,6 +37,11 @@ static int __devinit plat_nand_probe(struct platform_device *pdev)
struct resource *res;
int err = 0;
if (pdata->chip.nr_chips < 1) {
dev_err(&pdev->dev, "invalid number of chips specified\n");
return -EINVAL;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -ENXIO;