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-rw-r--r--drivers/dma/mxs-dma.c34
-rw-r--r--drivers/mmc/host/mxs-mmc.c12
-rw-r--r--drivers/mtd/Kconfig3
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0001.c83
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0002.c283
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0020.c33
-rw-r--r--drivers/mtd/chips/cfi_util.c6
-rw-r--r--drivers/mtd/chips/fwh_lock.h4
-rw-r--r--drivers/mtd/chips/map_absent.c10
-rw-r--r--drivers/mtd/chips/map_ram.c14
-rw-r--r--drivers/mtd/chips/map_rom.c13
-rw-r--r--drivers/mtd/devices/Kconfig7
-rw-r--r--drivers/mtd/devices/Makefile1
-rw-r--r--drivers/mtd/devices/block2mtd.c28
-rw-r--r--drivers/mtd/devices/doc2000.c25
-rw-r--r--drivers/mtd/devices/doc2001.c22
-rw-r--r--drivers/mtd/devices/doc2001plus.c22
-rw-r--r--drivers/mtd/devices/docg3.c201
-rw-r--r--drivers/mtd/devices/docg3.h20
-rw-r--r--drivers/mtd/devices/lart.c17
-rw-r--r--drivers/mtd/devices/m25p80.c56
-rw-r--r--drivers/mtd/devices/ms02-nv.c12
-rw-r--r--drivers/mtd/devices/mtd_dataflash.c50
-rw-r--r--drivers/mtd/devices/mtdram.c35
-rw-r--r--drivers/mtd/devices/phram.c76
-rw-r--r--drivers/mtd/devices/pmc551.c99
-rw-r--r--drivers/mtd/devices/slram.c41
-rw-r--r--drivers/mtd/devices/spear_smi.c1147
-rw-r--r--drivers/mtd/devices/sst25l.c46
-rw-r--r--drivers/mtd/inftlcore.c2
-rw-r--r--drivers/mtd/lpddr/lpddr_cmds.c37
-rw-r--r--drivers/mtd/maps/bfin-async-flash.c4
-rw-r--r--drivers/mtd/maps/dc21285.c2
-rw-r--r--drivers/mtd/maps/gpio-addr-flash.c4
-rw-r--r--drivers/mtd/maps/h720x-flash.c4
-rw-r--r--drivers/mtd/maps/impa7.c2
-rw-r--r--drivers/mtd/maps/intel_vr_nor.c2
-rw-r--r--drivers/mtd/maps/ixp2000.c2
-rw-r--r--drivers/mtd/maps/ixp4xx.c5
-rw-r--r--drivers/mtd/maps/l440gx.c14
-rw-r--r--drivers/mtd/maps/lantiq-flash.c6
-rw-r--r--drivers/mtd/maps/latch-addr-flash.c5
-rw-r--r--drivers/mtd/maps/pcmciamtd.c13
-rw-r--r--drivers/mtd/maps/physmap.c24
-rw-r--r--drivers/mtd/maps/plat-ram.c5
-rw-r--r--drivers/mtd/maps/pxa2xx-flash.c3
-rw-r--r--drivers/mtd/maps/rbtx4939-flash.c4
-rw-r--r--drivers/mtd/maps/sa1100-flash.c18
-rw-r--r--drivers/mtd/maps/solutionengine.c4
-rw-r--r--drivers/mtd/maps/uclinux.c2
-rw-r--r--drivers/mtd/maps/vmu-flash.c14
-rw-r--r--drivers/mtd/maps/wr_sbc82xx_flash.c2
-rw-r--r--drivers/mtd/mtd_blkdevs.c1
-rw-r--r--drivers/mtd/mtdblock.c8
-rw-r--r--drivers/mtd/mtdchar.c4
-rw-r--r--drivers/mtd/mtdconcat.c106
-rw-r--r--drivers/mtd/mtdcore.c271
-rw-r--r--drivers/mtd/mtdoops.c9
-rw-r--r--drivers/mtd/mtdpart.c200
-rw-r--r--drivers/mtd/nand/Kconfig21
-rw-r--r--drivers/mtd/nand/Makefile1
-rw-r--r--drivers/mtd/nand/alauda.c9
-rw-r--r--drivers/mtd/nand/atmel_nand.c1
-rw-r--r--drivers/mtd/nand/bcm_umi_nand.c10
-rw-r--r--drivers/mtd/nand/bf5xx_nand.c2
-rw-r--r--drivers/mtd/nand/cafe_nand.c3
-rw-r--r--drivers/mtd/nand/cmx270_nand.c2
-rw-r--r--drivers/mtd/nand/cs553x_nand.c4
-rw-r--r--drivers/mtd/nand/davinci_nand.c5
-rw-r--r--drivers/mtd/nand/denali.c3
-rw-r--r--drivers/mtd/nand/diskonchip.c1
-rw-r--r--drivers/mtd/nand/docg4.c1377
-rw-r--r--drivers/mtd/nand/fsl_elbc_nand.c6
-rw-r--r--drivers/mtd/nand/fsmc_nand.c924
-rw-r--r--drivers/mtd/nand/gpmi-nand/gpmi-lib.c26
-rw-r--r--drivers/mtd/nand/gpmi-nand/gpmi-nand.c14
-rw-r--r--drivers/mtd/nand/gpmi-nand/gpmi-nand.h2
-rw-r--r--drivers/mtd/nand/h1910.c4
-rw-r--r--drivers/mtd/nand/jz4740_nand.c11
-rw-r--r--drivers/mtd/nand/mxc_nand.c11
-rw-r--r--drivers/mtd/nand/nand_base.c194
-rw-r--r--drivers/mtd/nand/ndfc.c1
-rw-r--r--drivers/mtd/nand/omap2.c5
-rw-r--r--drivers/mtd/nand/orion_nand.c4
-rw-r--r--drivers/mtd/nand/plat_nand.c5
-rw-r--r--drivers/mtd/nand/ppchameleonevb.c18
-rw-r--r--drivers/mtd/nand/pxa3xx_nand.c6
-rw-r--r--drivers/mtd/nand/r852.c1
-rw-r--r--drivers/mtd/nand/rtc_from4.c1
-rw-r--r--drivers/mtd/nand/s3c2410.c5
-rw-r--r--drivers/mtd/nand/sh_flctl.c106
-rw-r--r--drivers/mtd/nand/sharpsl.c5
-rw-r--r--drivers/mtd/nand/tmio_nand.c7
-rw-r--r--drivers/mtd/nand/txx9ndfmc.c3
-rw-r--r--drivers/mtd/nftlcore.c7
-rw-r--r--drivers/mtd/onenand/generic.c6
-rw-r--r--drivers/mtd/onenand/omap2.c6
-rw-r--r--drivers/mtd/onenand/onenand_base.c68
-rw-r--r--drivers/mtd/onenand/samsung.c6
-rw-r--r--drivers/mtd/redboot.c6
-rw-r--r--drivers/mtd/sm_ftl.c2
-rw-r--r--drivers/mtd/ubi/gluebi.c29
-rw-r--r--drivers/net/ethernet/sfc/mtd.c10
103 files changed, 4702 insertions, 1413 deletions
diff --git a/drivers/dma/mxs-dma.c b/drivers/dma/mxs-dma.c
index 65334c49b71e..c81ef7e10e08 100644
--- a/drivers/dma/mxs-dma.c
+++ b/drivers/dma/mxs-dma.c
@@ -22,10 +22,10 @@
#include <linux/platform_device.h>
#include <linux/dmaengine.h>
#include <linux/delay.h>
+#include <linux/fsl/mxs-dma.h>
#include <asm/irq.h>
#include <mach/mxs.h>
-#include <mach/dma.h>
#include <mach/common.h>
#include "dmaengine.h"
@@ -337,10 +337,32 @@ static void mxs_dma_free_chan_resources(struct dma_chan *chan)
clk_disable_unprepare(mxs_dma->clk);
}
+/*
+ * How to use the flags for ->device_prep_slave_sg() :
+ * [1] If there is only one DMA command in the DMA chain, the code should be:
+ * ......
+ * ->device_prep_slave_sg(DMA_CTRL_ACK);
+ * ......
+ * [2] If there are two DMA commands in the DMA chain, the code should be
+ * ......
+ * ->device_prep_slave_sg(0);
+ * ......
+ * ->device_prep_slave_sg(DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
+ * ......
+ * [3] If there are more than two DMA commands in the DMA chain, the code
+ * should be:
+ * ......
+ * ->device_prep_slave_sg(0); // First
+ * ......
+ * ->device_prep_slave_sg(DMA_PREP_INTERRUPT [| DMA_CTRL_ACK]);
+ * ......
+ * ->device_prep_slave_sg(DMA_PREP_INTERRUPT | DMA_CTRL_ACK); // Last
+ * ......
+ */
static struct dma_async_tx_descriptor *mxs_dma_prep_slave_sg(
struct dma_chan *chan, struct scatterlist *sgl,
unsigned int sg_len, enum dma_transfer_direction direction,
- unsigned long append, void *context)
+ unsigned long flags, void *context)
{
struct mxs_dma_chan *mxs_chan = to_mxs_dma_chan(chan);
struct mxs_dma_engine *mxs_dma = mxs_chan->mxs_dma;
@@ -348,6 +370,7 @@ static struct dma_async_tx_descriptor *mxs_dma_prep_slave_sg(
struct scatterlist *sg;
int i, j;
u32 *pio;
+ bool append = flags & DMA_PREP_INTERRUPT;
int idx = append ? mxs_chan->desc_count : 0;
if (mxs_chan->status == DMA_IN_PROGRESS && !append)
@@ -374,7 +397,6 @@ static struct dma_async_tx_descriptor *mxs_dma_prep_slave_sg(
ccw->bits |= CCW_CHAIN;
ccw->bits &= ~CCW_IRQ;
ccw->bits &= ~CCW_DEC_SEM;
- ccw->bits &= ~CCW_WAIT4END;
} else {
idx = 0;
}
@@ -389,7 +411,8 @@ static struct dma_async_tx_descriptor *mxs_dma_prep_slave_sg(
ccw->bits = 0;
ccw->bits |= CCW_IRQ;
ccw->bits |= CCW_DEC_SEM;
- ccw->bits |= CCW_WAIT4END;
+ if (flags & DMA_CTRL_ACK)
+ ccw->bits |= CCW_WAIT4END;
ccw->bits |= CCW_HALT_ON_TERM;
ccw->bits |= CCW_TERM_FLUSH;
ccw->bits |= BF_CCW(sg_len, PIO_NUM);
@@ -420,7 +443,8 @@ static struct dma_async_tx_descriptor *mxs_dma_prep_slave_sg(
ccw->bits &= ~CCW_CHAIN;
ccw->bits |= CCW_IRQ;
ccw->bits |= CCW_DEC_SEM;
- ccw->bits |= CCW_WAIT4END;
+ if (flags & DMA_CTRL_ACK)
+ ccw->bits |= CCW_WAIT4END;
}
}
}
diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c
index 65f36cf2ff33..b0f2ef988188 100644
--- a/drivers/mmc/host/mxs-mmc.c
+++ b/drivers/mmc/host/mxs-mmc.c
@@ -38,10 +38,10 @@
#include <linux/gpio.h>
#include <linux/regulator/consumer.h>
#include <linux/module.h>
+#include <linux/fsl/mxs-dma.h>
#include <mach/mxs.h>
#include <mach/common.h>
-#include <mach/dma.h>
#include <mach/mmc.h>
#define DRIVER_NAME "mxs-mmc"
@@ -305,7 +305,7 @@ static irqreturn_t mxs_mmc_irq_handler(int irq, void *dev_id)
}
static struct dma_async_tx_descriptor *mxs_mmc_prep_dma(
- struct mxs_mmc_host *host, unsigned int append)
+ struct mxs_mmc_host *host, unsigned long flags)
{
struct dma_async_tx_descriptor *desc;
struct mmc_data *data = host->data;
@@ -325,7 +325,7 @@ static struct dma_async_tx_descriptor *mxs_mmc_prep_dma(
}
desc = dmaengine_prep_slave_sg(host->dmach,
- sgl, sg_len, host->slave_dirn, append);
+ sgl, sg_len, host->slave_dirn, flags);
if (desc) {
desc->callback = mxs_mmc_dma_irq_callback;
desc->callback_param = host;
@@ -358,7 +358,7 @@ static void mxs_mmc_bc(struct mxs_mmc_host *host)
host->ssp_pio_words[2] = cmd1;
host->dma_dir = DMA_NONE;
host->slave_dirn = DMA_TRANS_NONE;
- desc = mxs_mmc_prep_dma(host, 0);
+ desc = mxs_mmc_prep_dma(host, DMA_CTRL_ACK);
if (!desc)
goto out;
@@ -398,7 +398,7 @@ static void mxs_mmc_ac(struct mxs_mmc_host *host)
host->ssp_pio_words[2] = cmd1;
host->dma_dir = DMA_NONE;
host->slave_dirn = DMA_TRANS_NONE;
- desc = mxs_mmc_prep_dma(host, 0);
+ desc = mxs_mmc_prep_dma(host, DMA_CTRL_ACK);
if (!desc)
goto out;
@@ -526,7 +526,7 @@ static void mxs_mmc_adtc(struct mxs_mmc_host *host)
host->data = data;
host->dma_dir = dma_data_dir;
host->slave_dirn = slave_dirn;
- desc = mxs_mmc_prep_dma(host, 1);
+ desc = mxs_mmc_prep_dma(host, DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
if (!desc)
goto out;
diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig
index 284cf3433720..5760c1a4b3f6 100644
--- a/drivers/mtd/Kconfig
+++ b/drivers/mtd/Kconfig
@@ -304,9 +304,6 @@ config MTD_OOPS
buffer in a flash partition where it can be read back at some
later point.
- To use, add console=ttyMTDx to the kernel command line,
- where x is the MTD device number to use.
-
config MTD_SWAP
tristate "Swap on MTD device support"
depends on MTD && SWAP
diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c
index 9bcd1f415f43..dbbd2edfb812 100644
--- a/drivers/mtd/chips/cfi_cmdset_0001.c
+++ b/drivers/mtd/chips/cfi_cmdset_0001.c
@@ -87,7 +87,7 @@ static int cfi_intelext_partition_fixup(struct mtd_info *, struct cfi_private **
static int cfi_intelext_point (struct mtd_info *mtd, loff_t from, size_t len,
size_t *retlen, void **virt, resource_size_t *phys);
-static void cfi_intelext_unpoint(struct mtd_info *mtd, loff_t from, size_t len);
+static int cfi_intelext_unpoint(struct mtd_info *mtd, loff_t from, size_t len);
static int chip_ready (struct map_info *map, struct flchip *chip, unsigned long adr, int mode);
static int get_chip(struct map_info *map, struct flchip *chip, unsigned long adr, int mode);
@@ -262,9 +262,9 @@ static void fixup_st_m28w320cb(struct mtd_info *mtd)
static void fixup_use_point(struct mtd_info *mtd)
{
struct map_info *map = mtd->priv;
- if (!mtd->point && map_is_linear(map)) {
- mtd->point = cfi_intelext_point;
- mtd->unpoint = cfi_intelext_unpoint;
+ if (!mtd->_point && map_is_linear(map)) {
+ mtd->_point = cfi_intelext_point;
+ mtd->_unpoint = cfi_intelext_unpoint;
}
}
@@ -274,8 +274,8 @@ static void fixup_use_write_buffers(struct mtd_info *mtd)
struct cfi_private *cfi = map->fldrv_priv;
if (cfi->cfiq->BufWriteTimeoutTyp) {
printk(KERN_INFO "Using buffer write method\n" );
- mtd->write = cfi_intelext_write_buffers;
- mtd->writev = cfi_intelext_writev;
+ mtd->_write = cfi_intelext_write_buffers;
+ mtd->_writev = cfi_intelext_writev;
}
}
@@ -443,15 +443,15 @@ struct mtd_info *cfi_cmdset_0001(struct map_info *map, int primary)
mtd->type = MTD_NORFLASH;
/* Fill in the default mtd operations */
- mtd->erase = cfi_intelext_erase_varsize;
- mtd->read = cfi_intelext_read;
- mtd->write = cfi_intelext_write_words;
- mtd->sync = cfi_intelext_sync;
- mtd->lock = cfi_intelext_lock;
- mtd->unlock = cfi_intelext_unlock;
- mtd->is_locked = cfi_intelext_is_locked;
- mtd->suspend = cfi_intelext_suspend;
- mtd->resume = cfi_intelext_resume;
+ mtd->_erase = cfi_intelext_erase_varsize;
+ mtd->_read = cfi_intelext_read;
+ mtd->_write = cfi_intelext_write_words;
+ mtd->_sync = cfi_intelext_sync;
+ mtd->_lock = cfi_intelext_lock;
+ mtd->_unlock = cfi_intelext_unlock;
+ mtd->_is_locked = cfi_intelext_is_locked;
+ mtd->_suspend = cfi_intelext_suspend;
+ mtd->_resume = cfi_intelext_resume;
mtd->flags = MTD_CAP_NORFLASH;
mtd->name = map->name;
mtd->writesize = 1;
@@ -600,12 +600,12 @@ static struct mtd_info *cfi_intelext_setup(struct mtd_info *mtd)
}
#ifdef CONFIG_MTD_OTP
- mtd->read_fact_prot_reg = cfi_intelext_read_fact_prot_reg;
- mtd->read_user_prot_reg = cfi_intelext_read_user_prot_reg;
- mtd->write_user_prot_reg = cfi_intelext_write_user_prot_reg;
- mtd->lock_user_prot_reg = cfi_intelext_lock_user_prot_reg;
- mtd->get_fact_prot_info = cfi_intelext_get_fact_prot_info;
- mtd->get_user_prot_info = cfi_intelext_get_user_prot_info;
+ mtd->_read_fact_prot_reg = cfi_intelext_read_fact_prot_reg;
+ mtd->_read_user_prot_reg = cfi_intelext_read_user_prot_reg;
+ mtd->_write_user_prot_reg = cfi_intelext_write_user_prot_reg;
+ mtd->_lock_user_prot_reg = cfi_intelext_lock_user_prot_reg;
+ mtd->_get_fact_prot_info = cfi_intelext_get_fact_prot_info;
+ mtd->_get_user_prot_info = cfi_intelext_get_user_prot_info;
#endif
/* This function has the potential to distort the reality
@@ -1017,8 +1017,6 @@ static void put_chip(struct map_info *map, struct flchip *chip, unsigned long ad
case FL_READY:
case FL_STATUS:
case FL_JEDEC_QUERY:
- /* We should really make set_vpp() count, rather than doing this */
- DISABLE_VPP(map);
break;
default:
printk(KERN_ERR "%s: put_chip() called with oldstate %d!!\n", map->name, chip->oldstate);
@@ -1324,7 +1322,7 @@ static int cfi_intelext_point(struct mtd_info *mtd, loff_t from, size_t len,
int chipnum;
int ret = 0;
- if (!map->virt || (from + len > mtd->size))
+ if (!map->virt)
return -EINVAL;
/* Now lock the chip(s) to POINT state */
@@ -1334,7 +1332,6 @@ static int cfi_intelext_point(struct mtd_info *mtd, loff_t from, size_t len,
ofs = from - (chipnum << cfi->chipshift);
*virt = map->virt + cfi->chips[chipnum].start + ofs;
- *retlen = 0;
if (phys)
*phys = map->phys + cfi->chips[chipnum].start + ofs;
@@ -1369,12 +1366,12 @@ static int cfi_intelext_point(struct mtd_info *mtd, loff_t from, size_t len,
return 0;