From 25985edcedea6396277003854657b5f3cb31a628 Mon Sep 17 00:00:00 2001 From: Lucas De Marchi Date: Wed, 30 Mar 2011 22:57:33 -0300 Subject: Fix common misspellings Fixes generated by 'codespell' and manually reviewed. Signed-off-by: Lucas De Marchi --- drivers/mtd/nand/Kconfig | 2 +- drivers/mtd/nand/ams-delta.c | 2 +- drivers/mtd/nand/autcpu12.c | 2 +- drivers/mtd/nand/cs553x_nand.c | 2 +- drivers/mtd/nand/denali.c | 6 +++--- drivers/mtd/nand/diskonchip.c | 8 ++++---- drivers/mtd/nand/fsl_elbc_nand.c | 2 +- drivers/mtd/nand/fsmc_nand.c | 10 +++++----- drivers/mtd/nand/nand_base.c | 2 +- drivers/mtd/nand/nand_bbt.c | 2 +- drivers/mtd/nand/nandsim.c | 2 +- drivers/mtd/nand/nomadik_nand.c | 2 +- drivers/mtd/nand/pasemi_nand.c | 2 +- drivers/mtd/nand/plat_nand.c | 2 +- drivers/mtd/nand/pxa3xx_nand.c | 2 +- drivers/mtd/nand/r852.c | 10 +++++----- drivers/mtd/nand/sh_flctl.c | 2 +- drivers/mtd/nand/sm_common.c | 2 +- drivers/mtd/nand/tmio_nand.c | 2 +- 19 files changed, 32 insertions(+), 32 deletions(-) (limited to 'drivers/mtd/nand') diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index a92054e945e1..edec457d361d 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -239,7 +239,7 @@ config MTD_NAND_BCM_UMI help This enables the NAND flash controller on the BCM UMI block. - No board specfic support is done by this driver, each board + No board specific support is done by this driver, each board must advertise a platform_device for the driver to attach. config MTD_NAND_BCM_UMI_HWCS diff --git a/drivers/mtd/nand/ams-delta.c b/drivers/mtd/nand/ams-delta.c index a067d090cb31..bc65bf71e1a2 100644 --- a/drivers/mtd/nand/ams-delta.c +++ b/drivers/mtd/nand/ams-delta.c @@ -228,7 +228,7 @@ static int __devinit ams_delta_init(struct platform_device *pdev) AMS_DELTA_LATCH2_NAND_NCE | AMS_DELTA_LATCH2_NAND_NWP); - /* Scan to find existance of the device */ + /* Scan to find existence of the device */ if (nand_scan(ams_delta_mtd, 1)) { err = -ENXIO; goto out_mtd; diff --git a/drivers/mtd/nand/autcpu12.c b/drivers/mtd/nand/autcpu12.c index 7c95da1f612c..0911cf03db80 100644 --- a/drivers/mtd/nand/autcpu12.c +++ b/drivers/mtd/nand/autcpu12.c @@ -176,7 +176,7 @@ static int __init autcpu12_init(void) */ this->options = NAND_USE_FLASH_BBT; - /* Scan to find existance of the device */ + /* Scan to find existence of the device */ if (nand_scan(autcpu12_mtd, 1)) { err = -ENXIO; goto out_ior; diff --git a/drivers/mtd/nand/cs553x_nand.c b/drivers/mtd/nand/cs553x_nand.c index 9f1b451005ca..71c35a0b9826 100644 --- a/drivers/mtd/nand/cs553x_nand.c +++ b/drivers/mtd/nand/cs553x_nand.c @@ -241,7 +241,7 @@ static int __init cs553x_init_one(int cs, int mmio, unsigned long adr) /* Enable the following for a flash based bad block table */ this->options = NAND_USE_FLASH_BBT | NAND_NO_AUTOINCR; - /* Scan to find existance of the device */ + /* Scan to find existence of the device */ if (nand_scan(new_mtd, 1)) { err = -ENXIO; goto out_ior; diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c index 8c8d3c86c0e8..4633f094c510 100644 --- a/drivers/mtd/nand/denali.c +++ b/drivers/mtd/nand/denali.c @@ -724,7 +724,7 @@ static uint32_t wait_for_irq(struct denali_nand_info *denali, uint32_t irq_mask) } /* This helper function setups the registers for ECC and whether or not - * the spare area will be transfered. */ + * the spare area will be transferred. */ static void setup_ecc_for_xfer(struct denali_nand_info *denali, bool ecc_en, bool transfer_spare) { @@ -965,7 +965,7 @@ static bool handle_ecc(struct denali_nand_info *denali, uint8_t *buf, if (ECC_ERROR_CORRECTABLE(err_correction_info)) { /* If err_byte is larger than ECC_SECTOR_SIZE, - * means error happend in OOB, so we ignore + * means error happened in OOB, so we ignore * it. It's no need for us to correct it * err_device is represented the NAND error * bits are happened in if there are more @@ -1109,7 +1109,7 @@ static void denali_write_page(struct mtd_info *mtd, struct nand_chip *chip, } /* This is the callback that the NAND core calls to write a page without ECC. - * raw access is similiar to ECC page writes, so all the work is done in the + * raw access is similar to ECC page writes, so all the work is done in the * write_page() function above. */ static void denali_write_page_raw(struct mtd_info *mtd, struct nand_chip *chip, diff --git a/drivers/mtd/nand/diskonchip.c b/drivers/mtd/nand/diskonchip.c index b7f8de7b2780..96c0b34ba8db 100644 --- a/drivers/mtd/nand/diskonchip.c +++ b/drivers/mtd/nand/diskonchip.c @@ -137,7 +137,7 @@ static struct rs_control *rs_decoder; * * Fabrice Bellard figured this out in the old docecc code. I added * some comments, improved a minor bit and converted it to make use - * of the generic Reed-Solomon libary. tglx + * of the generic Reed-Solomon library. tglx */ static int doc_ecc_decode(struct rs_control *rs, uint8_t *data, uint8_t *ecc) { @@ -400,7 +400,7 @@ static uint16_t __init doc200x_ident_chip(struct mtd_info *mtd, int nr) doc200x_hwcontrol(mtd, 0, NAND_CTRL_ALE | NAND_CTRL_CHANGE); doc200x_hwcontrol(mtd, NAND_CMD_NONE, NAND_NCE | NAND_CTRL_CHANGE); - /* We cant' use dev_ready here, but at least we wait for the + /* We can't' use dev_ready here, but at least we wait for the * command to complete */ udelay(50); @@ -986,7 +986,7 @@ static int doc200x_correct_data(struct mtd_info *mtd, u_char *dat, dummy = ReadDOC(docptr, ECCConf); } - /* Error occured ? */ + /* Error occurred ? */ if (dummy & 0x80) { for (i = 0; i < 6; i++) { if (DoC_is_MillenniumPlus(doc)) @@ -1160,7 +1160,7 @@ static inline int __init nftl_partscan(struct mtd_info *mtd, struct mtd_partitio /* NOTE: The lines below modify internal variables of the NAND and MTD layers; variables with have already been configured by nand_scan. Unfortunately, we didn't know before this point what these values - should be. Thus, this code is somewhat dependant on the exact + should be. Thus, this code is somewhat dependent on the exact implementation of the NAND layer. */ if (mh->UnitSizeFactor != 0xff) { this->bbt_erase_shift += (0xff - mh->UnitSizeFactor); diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c index 7a13d42cbabd..537e380b8dcb 100644 --- a/drivers/mtd/nand/fsl_elbc_nand.c +++ b/drivers/mtd/nand/fsl_elbc_nand.c @@ -59,7 +59,7 @@ struct fsl_elbc_mtd { unsigned int fmr; /* FCM Flash Mode Register value */ }; -/* Freescale eLBC FCM controller infomation */ +/* Freescale eLBC FCM controller information */ struct fsl_elbc_fcm_ctrl { struct nand_hw_control controller; diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c index 205b10b9f9b9..0d45ef3883e8 100644 --- a/drivers/mtd/nand/fsmc_nand.c +++ b/drivers/mtd/nand/fsmc_nand.c @@ -335,7 +335,7 @@ static void fsmc_enable_hwecc(struct mtd_info *mtd, int mode) /* * fsmc_read_hwecc_ecc4 - Hardware ECC calculator for ecc4 option supported by - * FSMC. ECC is 13 bytes for 512 bytes of data (supports error correction upto + * FSMC. ECC is 13 bytes for 512 bytes of data (supports error correction up to * max of 8-bits) */ static int fsmc_read_hwecc_ecc4(struct mtd_info *mtd, const uint8_t *data, @@ -381,7 +381,7 @@ static int fsmc_read_hwecc_ecc4(struct mtd_info *mtd, const uint8_t *data, /* * fsmc_read_hwecc_ecc1 - Hardware ECC calculator for ecc1 option supported by - * FSMC. ECC is 3 bytes for 512 bytes of data (supports error correction upto + * FSMC. ECC is 3 bytes for 512 bytes of data (supports error correction up to * max of 1-bit) */ static int fsmc_read_hwecc_ecc1(struct mtd_info *mtd, const uint8_t *data, @@ -408,10 +408,10 @@ static int fsmc_read_hwecc_ecc1(struct mtd_info *mtd, const uint8_t *data, * @buf: buffer to store read data * @page: page number to read * - * This routine is needed for fsmc verison 8 as reading from NAND chip has to be + * This routine is needed for fsmc version 8 as reading from NAND chip has to be * performed in a strict sequence as follows: * data(512 byte) -> ecc(13 byte) - * After this read, fsmc hardware generates and reports error data bits(upto a + * After this read, fsmc hardware generates and reports error data bits(up to a * max of 8 bits) */ static int fsmc_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip, @@ -686,7 +686,7 @@ static int __init fsmc_nand_probe(struct platform_device *pdev) } /* - * Scan to find existance of the device + * Scan to find existence of the device */ if (nand_scan_ident(&host->mtd, 1, NULL)) { ret = -ENXIO; diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 85cfc061d41c..c54a4cbac6bc 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -1582,7 +1582,7 @@ static int nand_do_read_ops(struct mtd_info *mtd, loff_t from, } /** - * nand_read - [MTD Interface] MTD compability function for nand_do_read_ecc + * nand_read - [MTD Interface] MTD compatibility function for nand_do_read_ecc * @mtd: MTD device structure * @from: offset to read from * @len: number of bytes to read diff --git a/drivers/mtd/nand/nand_bbt.c b/drivers/mtd/nand/nand_bbt.c index a1e8b30078d9..af46428286fe 100644 --- a/drivers/mtd/nand/nand_bbt.c +++ b/drivers/mtd/nand/nand_bbt.c @@ -945,7 +945,7 @@ static int check_create(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_desc rd2 = NULL; /* Per chip or per device ? */ chipsel = (td->options & NAND_BBT_PERCHIP) ? i : -1; - /* Mirrored table avilable ? */ + /* Mirrored table available ? */ if (md) { if (td->pages[i] == -1 && md->pages[i] == -1) { writeops = 0x03; diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c index 213181be0d9a..893d95bfea48 100644 --- a/drivers/mtd/nand/nandsim.c +++ b/drivers/mtd/nand/nandsim.c @@ -162,7 +162,7 @@ MODULE_PARM_DESC(bitflips, "Maximum number of random bit flips per page (z MODULE_PARM_DESC(gravepages, "Pages that lose data [: maximum reads (defaults to 3)]" " separated by commas e.g. 1401:2 means page 1401" " can be read only twice before failing"); -MODULE_PARM_DESC(rptwear, "Number of erases inbetween reporting wear, if not zero"); +MODULE_PARM_DESC(rptwear, "Number of erases between reporting wear, if not zero"); MODULE_PARM_DESC(overridesize, "Specifies the NAND Flash size overriding the ID bytes. " "The size is specified in erase blocks and as the exponent of a power of two" " e.g. 5 means a size of 32 erase blocks"); diff --git a/drivers/mtd/nand/nomadik_nand.c b/drivers/mtd/nand/nomadik_nand.c index 8c0b69375224..a045a4a581b6 100644 --- a/drivers/mtd/nand/nomadik_nand.c +++ b/drivers/mtd/nand/nomadik_nand.c @@ -151,7 +151,7 @@ static int nomadik_nand_probe(struct platform_device *pdev) nand->options = pdata->options; /* - * Scan to find existance of the device + * Scan to find existence of the device */ if (nand_scan(&host->mtd, 1)) { ret = -ENXIO; diff --git a/drivers/mtd/nand/pasemi_nand.c b/drivers/mtd/nand/pasemi_nand.c index 59efa829ef24..20bfe5f15afd 100644 --- a/drivers/mtd/nand/pasemi_nand.c +++ b/drivers/mtd/nand/pasemi_nand.c @@ -157,7 +157,7 @@ static int __devinit pasemi_nand_probe(struct platform_device *ofdev) /* Enable the following for a flash based bad block table */ chip->options = NAND_USE_FLASH_BBT | NAND_NO_AUTOINCR; - /* Scan to find existance of the device */ + /* Scan to find existence of the device */ if (nand_scan(pasemi_nand_mtd, 1)) { err = -ENXIO; goto out_lpc; diff --git a/drivers/mtd/nand/plat_nand.c b/drivers/mtd/nand/plat_nand.c index 317aff428e42..caf5a736340a 100644 --- a/drivers/mtd/nand/plat_nand.c +++ b/drivers/mtd/nand/plat_nand.c @@ -95,7 +95,7 @@ static int __devinit plat_nand_probe(struct platform_device *pdev) goto out; } - /* Scan to find existance of the device */ + /* Scan to find existence of the device */ if (nand_scan(&data->mtd, pdata->chip.nr_chips)) { err = -ENXIO; goto out; diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c index ab7f4c33ced6..ff0701276d65 100644 --- a/drivers/mtd/nand/pxa3xx_nand.c +++ b/drivers/mtd/nand/pxa3xx_nand.c @@ -184,7 +184,7 @@ struct pxa3xx_nand_info { static int use_dma = 1; module_param(use_dma, bool, 0444); -MODULE_PARM_DESC(use_dma, "enable DMA for data transfering to/from NAND HW"); +MODULE_PARM_DESC(use_dma, "enable DMA for data transferring to/from NAND HW"); /* * Default NAND flash controller configuration setup by the diff --git a/drivers/mtd/nand/r852.c b/drivers/mtd/nand/r852.c index 6322d1fb5d62..cae2e013c986 100644 --- a/drivers/mtd/nand/r852.c +++ b/drivers/mtd/nand/r852.c @@ -185,7 +185,7 @@ static void r852_do_dma(struct r852_device *dev, uint8_t *buf, int do_read) dbg_verbose("doing dma %s ", do_read ? "read" : "write"); - /* Set intial dma state: for reading first fill on board buffer, + /* Set initial dma state: for reading first fill on board buffer, from device, for writes first fill the buffer from memory*/ dev->dma_state = do_read ? DMA_INTERNAL : DMA_MEMORY; @@ -766,7 +766,7 @@ static irqreturn_t r852_irq(int irq, void *data) ret = IRQ_HANDLED; dev->card_detected = !!(card_status & R852_CARD_IRQ_INSERT); - /* we shouldn't recieve any interrupts if we wait for card + /* we shouldn't receive any interrupts if we wait for card to settle */ WARN_ON(dev->card_unstable); @@ -794,13 +794,13 @@ static irqreturn_t r852_irq(int irq, void *data) ret = IRQ_HANDLED; if (dma_status & R852_DMA_IRQ_ERROR) { - dbg("recieved dma error IRQ"); + dbg("received dma error IRQ"); r852_dma_done(dev, -EIO); complete(&dev->dma_done); goto out; } - /* recieved DMA interrupt out of nowhere? */ + /* received DMA interrupt out of nowhere? */ WARN_ON_ONCE(dev->dma_stage == 0); if (dev->dma_stage == 0) @@ -960,7 +960,7 @@ int r852_probe(struct pci_dev *pci_dev, const struct pci_device_id *id) &dev->card_detect_work, 0); - printk(KERN_NOTICE DRV_NAME ": driver loaded succesfully\n"); + printk(KERN_NOTICE DRV_NAME ": driver loaded successfully\n"); return 0; error10: diff --git a/drivers/mtd/nand/sh_flctl.c b/drivers/mtd/nand/sh_flctl.c index 546c2f0eb2e8..81bbb5ee148d 100644 --- a/drivers/mtd/nand/sh_flctl.c +++ b/drivers/mtd/nand/sh_flctl.c @@ -78,7 +78,7 @@ static void start_translation(struct sh_flctl *flctl) static void timeout_error(struct sh_flctl *flctl, const char *str) { - dev_err(&flctl->pdev->dev, "Timeout occured in %s\n", str); + dev_err(&flctl->pdev->dev, "Timeout occurred in %s\n", str); } static void wait_completion(struct sh_flctl *flctl) diff --git a/drivers/mtd/nand/sm_common.c b/drivers/mtd/nand/sm_common.c index 4a8f367c295c..57cc80cd01a3 100644 --- a/drivers/mtd/nand/sm_common.c +++ b/drivers/mtd/nand/sm_common.c @@ -121,7 +121,7 @@ int sm_register_device(struct mtd_info *mtd, int smartmedia) if (ret) return ret; - /* Bad block marker postion */ + /* Bad block marker position */ chip->badblockpos = 0x05; chip->badblockbits = 7; chip->block_markbad = sm_block_markbad; diff --git a/drivers/mtd/nand/tmio_nand.c b/drivers/mtd/nand/tmio_nand.c index 38fb16771f85..14c578707824 100644 --- a/drivers/mtd/nand/tmio_nand.c +++ b/drivers/mtd/nand/tmio_nand.c @@ -4,7 +4,7 @@ * Slightly murky pre-git history of the driver: * * Copyright (c) Ian Molton 2004, 2005, 2008 - * Original work, independant of sharps code. Included hardware ECC support. + * Original work, independent of sharps code. Included hardware ECC support. * Hard ECC did not work for writes in the early revisions. * Copyright (c) Dirk Opfer 2005. * Modifications developed from sharps code but -- cgit v1.2.3 From 042bc9c0c434b61241ceda1d332e3076e2571859 Mon Sep 17 00:00:00 2001 From: Nicolas Ferre Date: Wed, 30 Mar 2011 16:26:40 +0800 Subject: mtd: atmel_nand: trivial: change DMA usage information trace Signed-off-by: Nicolas Ferre Signed-off-by: Artem Bityutskiy --- drivers/mtd/nand/atmel_nand.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/mtd/nand') diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index 6fae04b3fc6d..7e88a801669c 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -611,7 +611,8 @@ static int __init atmel_nand_probe(struct platform_device *pdev) } } if (use_dma) - dev_info(host->dev, "Using DMA for NAND access.\n"); + dev_info(host->dev, "Using %s for DMA transfers.\n", + dma_chan_name(host->dma_chan)); else dev_info(host->dev, "No DMA support for NAND access.\n"); -- cgit v1.2.3 From cb457a4ddd4eeac9c81792a1e6a5d59b1b44abe1 Mon Sep 17 00:00:00 2001 From: Hong Xu Date: Wed, 30 Mar 2011 16:26:41 +0800 Subject: mtd: atmel_nand: fix support for CPUs that do not support DMA access use_dma was always "1" even if the CPU does not support DMA Tested on AT91SAM9261EK by Jean-Christophe PLAGNIOL-VILLARD Reported-by: Jean-Christophe PLAGNIOL-VILLARD Signed-off-by: Hong Xu Signed-off-by: Artem Bityutskiy --- drivers/mtd/nand/atmel_nand.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/mtd/nand') diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index 7e88a801669c..f254fa636afc 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -599,7 +599,10 @@ static int __init atmel_nand_probe(struct platform_device *pdev) nand_chip->options |= NAND_USE_FLASH_BBT; } - if (cpu_has_dma() && use_dma) { + if (!cpu_has_dma()) + use_dma = 0; + + if (use_dma) { dma_cap_mask_t mask; dma_cap_zero(mask); -- cgit v1.2.3 From 9d51567e47a0d84f6b6e7751a4ea4f710cdcbbdf Mon Sep 17 00:00:00 2001 From: Nicolas Ferre Date: Fri, 1 Apr 2011 16:40:44 +0200 Subject: mtd: atmel_nand: modify test case for using DMA operations We have better performances not using DMA for oob operations. Modify size test so that it is using DMA for size greater than oobsize. Signed-off-by: Nicolas Ferre Signed-off-by: Artem Bityutskiy --- drivers/mtd/nand/atmel_nand.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers/mtd/nand') diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index f254fa636afc..e9fdbe46b247 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -280,7 +280,8 @@ static void atmel_read_buf(struct mtd_info *mtd, u8 *buf, int len) struct nand_chip *chip = mtd->priv; struct atmel_nand_host *host = chip->priv; - if (use_dma && len >= mtd->oobsize) + if (use_dma && len > mtd->oobsize) + /* only use DMA for bigger than oob size: better performances */ if (atmel_nand_dma_op(mtd, buf, len, 1) == 0) return; @@ -295,7 +296,8 @@ static void atmel_write_buf(struct mtd_info *mtd, const u8 *buf, int len) struct nand_chip *chip = mtd->priv; struct atmel_nand_host *host = chip->priv; - if (use_dma && len >= mtd->oobsize) + if (use_dma && len > mtd->oobsize) + /* only use DMA for bigger than oob size: better performances */ if (atmel_nand_dma_op(mtd, (void *)buf, len, 0) == 0) return; -- cgit v1.2.3 From 80b4f81a49809774f1b123c456fb179e472dbd0e Mon Sep 17 00:00:00 2001 From: Hong Xu Date: Thu, 31 Mar 2011 18:33:15 +0800 Subject: mtd: atmel_nand: use CPU I/O when buffer is in vmalloc(ed) region The previous way of dealing with vmalloc(ed) region by walking though the pages can not work well actually. We just fall back to CPU I/O when the buffer address is higher than `high_memory'. Signed-off-by: Nicolas Ferre Signed-off-by: Hong Xu Signed-off-by: Artem Bityutskiy --- drivers/mtd/nand/atmel_nand.c | 18 ++---------------- 1 file changed, 2 insertions(+), 16 deletions(-) (limited to 'drivers/mtd/nand') diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index e9fdbe46b247..950646aa4c4b 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -209,22 +209,8 @@ static int atmel_nand_dma_op(struct mtd_info *mtd, void *buf, int len, int err = -EIO; enum dma_data_direction dir = is_read ? DMA_FROM_DEVICE : DMA_TO_DEVICE; - if (buf >= high_memory) { - struct page *pg; - - if (((size_t)buf & PAGE_MASK) != - ((size_t)(buf + len - 1) & PAGE_MASK)) { - dev_warn(host->dev, "Buffer not fit in one page\n"); - goto err_buf; - } - - pg = vmalloc_to_page(buf); - if (pg == 0) { - dev_err(host->dev, "Failed to vmalloc_to_page\n"); - goto err_buf; - } - p = page_address(pg) + ((size_t)buf & ~PAGE_MASK); - } + if (buf >= high_memory) + goto err_buf; dma_dev = host->dma_chan->device; -- cgit v1.2.3