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    Subject[PATCH 2/5] mmc: tmio_mmc: add bus_shift support
    Date
    Some ASIC3 devices in the wild are connected with the address bus shifted
    by one line, so that its 16-bit registers appear 32-bit aligned in host
    memory space.

    Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
    Cc: Pierre Ossman <pierre@ossman.eu>
    Cc: Ian Molton <spyro@f2s.com>
    ---
    drivers/mmc/host/tmio_mmc.c | 127 +++++++++++++++++++------------------------
    drivers/mmc/host/tmio_mmc.h | 72 +++++++++++++++++++++---
    2 files changed, 118 insertions(+), 81 deletions(-)

    diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c
    index 9c488a8..245de05 100644
    --- a/drivers/mmc/host/tmio_mmc.c
    +++ b/drivers/mmc/host/tmio_mmc.c
    @@ -37,8 +37,6 @@

    static void tmio_mmc_set_clock(struct tmio_mmc_host *host, int new_clock)
    {
    - void __iomem *cnf = host->cnf;
    - void __iomem *ctl = host->ctl;
    u32 clk = 0, clock;

    if (new_clock) {
    @@ -50,45 +48,39 @@ static void tmio_mmc_set_clock(struct tmio_mmc_host *host, int new_clock)
    clk = 0x20000;

    clk >>= 2;
    - tmio_iowrite8((clk & 0x8000) ? 0 : 1, cnf + CNF_SD_CLK_MODE);
    + sd_config_write8(host, CNF_SD_CLK_MODE, (clk & 0x8000) ? 0 : 1);
    clk |= 0x100;
    }

    - tmio_iowrite16(clk, ctl + CTL_SD_CARD_CLK_CTL);
    + sd_ctrl_write16(host, CTL_SD_CARD_CLK_CTL, clk);
    }

    static void tmio_mmc_clk_stop(struct tmio_mmc_host *host)
    {
    - void __iomem *ctl = host->ctl;
    -
    - tmio_iowrite16(0x0000, ctl + CTL_CLK_AND_WAIT_CTL);
    + sd_ctrl_write16(host, CTL_CLK_AND_WAIT_CTL, 0x0000);
    msleep(10);
    - tmio_iowrite16(tmio_ioread16(ctl + CTL_SD_CARD_CLK_CTL) & ~0x0100,
    - ctl + CTL_SD_CARD_CLK_CTL);
    + sd_ctrl_write16(host, CTL_SD_CARD_CLK_CTL, ~0x0100 &
    + sd_ctrl_read16(host, CTL_SD_CARD_CLK_CTL));
    msleep(10);
    }

    static void tmio_mmc_clk_start(struct tmio_mmc_host *host)
    {
    - void __iomem *ctl = host->ctl;
    -
    - tmio_iowrite16(tmio_ioread16(ctl + CTL_SD_CARD_CLK_CTL) | 0x0100,
    - ctl + CTL_SD_CARD_CLK_CTL);
    + sd_ctrl_write16(host, CTL_SD_CARD_CLK_CTL, 0x0100 |
    + sd_ctrl_read16(host, CTL_SD_CARD_CLK_CTL));
    msleep(10);
    - tmio_iowrite16(0x0100, ctl + CTL_CLK_AND_WAIT_CTL);
    + sd_ctrl_write16(host, CTL_CLK_AND_WAIT_CTL, 0x0100);
    msleep(10);
    }

    static void reset(struct tmio_mmc_host *host)
    {
    - void __iomem *ctl = host->ctl;
    -
    /* FIXME - should we set stop clock reg here */
    - tmio_iowrite16(0x0000, ctl + CTL_RESET_SD);
    - tmio_iowrite16(0x0000, ctl + CTL_RESET_SDIO);
    + sd_ctrl_write16(host, CTL_RESET_SD, 0x0000);
    + sd_ctrl_write16(host, CTL_RESET_SDIO, 0x0000);
    msleep(10);
    - tmio_iowrite16(0x0001, ctl + CTL_RESET_SD);
    - tmio_iowrite16(0x0001, ctl + CTL_RESET_SDIO);
    + sd_ctrl_write16(host, CTL_RESET_SD, 0x0001);
    + sd_ctrl_write16(host, CTL_RESET_SDIO, 0x0001);
    msleep(10);
    }

    @@ -120,13 +112,12 @@ tmio_mmc_finish_request(struct tmio_mmc_host *host)
    static int
    tmio_mmc_start_command(struct tmio_mmc_host *host, struct mmc_command *cmd)
    {
    - void __iomem *ctl = host->ctl;
    struct mmc_data *data = host->data;
    int c = cmd->opcode;

    /* Command 12 is handled by hardware */
    if (cmd->opcode == 12 && !cmd->arg) {
    - tmio_iowrite16(0x001, ctl + CTL_STOP_INTERNAL_ACTION);
    + sd_ctrl_write16(host, CTL_STOP_INTERNAL_ACTION, 0x001);
    return 0;
    }

    @@ -151,18 +142,18 @@ tmio_mmc_start_command(struct tmio_mmc_host *host, struct mmc_command *cmd)
    if (data) {
    c |= DATA_PRESENT;
    if (data->blocks > 1) {
    - tmio_iowrite16(0x100, ctl + CTL_STOP_INTERNAL_ACTION);
    + sd_ctrl_write16(host, CTL_STOP_INTERNAL_ACTION, 0x100);
    c |= TRANSFER_MULTI;
    }
    if (data->flags & MMC_DATA_READ)
    c |= TRANSFER_READ;
    }

    - enable_mmc_irqs(ctl, TMIO_MASK_CMD);
    + enable_mmc_irqs(host, TMIO_MASK_CMD);

    /* Fire off the command */
    - tmio_iowrite32(cmd->arg, ctl + CTL_ARG_REG);
    - tmio_iowrite16(c, ctl + CTL_SD_CMD);
    + sd_ctrl_write32(host, CTL_ARG_REG, cmd->arg);
    + sd_ctrl_write16(host, CTL_SD_CMD, c);

    return 0;
    }
    @@ -174,7 +165,6 @@ tmio_mmc_start_command(struct tmio_mmc_host *host, struct mmc_command *cmd)
    */
    static inline void tmio_mmc_pio_irq(struct tmio_mmc_host *host)
    {
    - void __iomem *ctl = host->ctl;
    struct mmc_data *data = host->data;
    unsigned short *buf;
    unsigned int count;
    @@ -197,9 +187,9 @@ static inline void tmio_mmc_pio_irq(struct tmio_mmc_host *host)

    /* Transfer the data */
    if (data->flags & MMC_DATA_READ)
    - tmio_ioread16_rep(ctl + CTL_SD_DATA_PORT, buf, count >> 1);
    + sd_ctrl_read16_rep(host, CTL_SD_DATA_PORT, buf, count >> 1);
    else
    - tmio_iowrite16_rep(ctl + CTL_SD_DATA_PORT, buf, count >> 1);
    + sd_ctrl_write16_rep(host, CTL_SD_DATA_PORT, buf, count >> 1);

    host->sg_off += count;

    @@ -213,7 +203,6 @@ static inline void tmio_mmc_pio_irq(struct tmio_mmc_host *host)

    static inline void tmio_mmc_data_irq(struct tmio_mmc_host *host)
    {
    - void __iomem *ctl = host->ctl;
    struct mmc_data *data = host->data;
    struct mmc_command *stop;

    @@ -242,13 +231,13 @@ static inline void tmio_mmc_data_irq(struct tmio_mmc_host *host)
    */

    if (data->flags & MMC_DATA_READ)
    - disable_mmc_irqs(ctl, TMIO_MASK_READOP);
    + disable_mmc_irqs(host, TMIO_MASK_READOP);
    else
    - disable_mmc_irqs(ctl, TMIO_MASK_WRITEOP);
    + disable_mmc_irqs(host, TMIO_MASK_WRITEOP);

    if (stop) {
    if (stop->opcode == 12 && !stop->arg)
    - tmio_iowrite16(0x000, ctl + CTL_STOP_INTERNAL_ACTION);
    + sd_ctrl_write16(host, CTL_STOP_INTERNAL_ACTION, 0x000);
    else
    BUG();
    }
    @@ -259,9 +248,8 @@ static inline void tmio_mmc_data_irq(struct tmio_mmc_host *host)
    static inline void tmio_mmc_cmd_irq(struct tmio_mmc_host *host,
    unsigned int stat)
    {
    - void __iomem *ctl = host->ctl, *addr;
    struct mmc_command *cmd = host->cmd;
    - int i;
    + int i, addr;

    if (!host->cmd) {
    pr_debug("Spurious CMD irq\n");
    @@ -275,8 +263,8 @@ static inline void tmio_mmc_cmd_irq(struct tmio_mmc_host *host,
    * modify the order of the response for short response command types.
    */

    - for (i = 3, addr = ctl + CTL_RESPONSE ; i >= 0 ; i--, addr += 4)
    - cmd->resp[i] = tmio_ioread32(addr);
    + for (i = 3, addr = CTL_RESPONSE ; i >= 0 ; i--, addr += 4)
    + cmd->resp[i] = sd_ctrl_read32(host, addr);

    if (cmd->flags & MMC_RSP_136) {
    cmd->resp[0] = (cmd->resp[0] << 8) | (cmd->resp[1] >> 24);
    @@ -298,9 +286,9 @@ static inline void tmio_mmc_cmd_irq(struct tmio_mmc_host *host,
    */
    if (host->data && !cmd->error) {
    if (host->data->flags & MMC_DATA_READ)
    - enable_mmc_irqs(ctl, TMIO_MASK_READOP);
    + enable_mmc_irqs(host, TMIO_MASK_READOP);
    else
    - enable_mmc_irqs(ctl, TMIO_MASK_WRITEOP);
    + enable_mmc_irqs(host, TMIO_MASK_WRITEOP);
    } else {
    tmio_mmc_finish_request(host);
    }
    @@ -312,20 +300,19 @@ static inline void tmio_mmc_cmd_irq(struct tmio_mmc_host *host,
    static irqreturn_t tmio_mmc_irq(int irq, void *devid)
    {
    struct tmio_mmc_host *host = devid;
    - void __iomem *ctl = host->ctl;
    unsigned int ireg, irq_mask, status;

    pr_debug("MMC IRQ begin\n");

    - status = tmio_ioread32(ctl + CTL_STATUS);
    - irq_mask = tmio_ioread32(ctl + CTL_IRQ_MASK);
    + status = sd_ctrl_read32(host, CTL_STATUS);
    + irq_mask = sd_ctrl_read32(host, CTL_IRQ_MASK);
    ireg = status & TMIO_MASK_IRQ & ~irq_mask;

    pr_debug_status(status);
    pr_debug_status(ireg);

    if (!ireg) {
    - disable_mmc_irqs(ctl, status & ~irq_mask);
    + disable_mmc_irqs(host, status & ~irq_mask);

    pr_debug("tmio_mmc: Spurious irq, disabling! "
    "0x%08x 0x%08x 0x%08x\n", status, irq_mask, ireg);
    @@ -337,7 +324,7 @@ static irqreturn_t tmio_mmc_irq(int irq, void *devid)
    while (ireg) {
    /* Card insert / remove attempts */
    if (ireg & (TMIO_STAT_CARD_INSERT | TMIO_STAT_CARD_REMOVE)) {
    - ack_mmc_irqs(ctl, TMIO_STAT_CARD_INSERT |
    + ack_mmc_irqs(host, TMIO_STAT_CARD_INSERT |
    TMIO_STAT_CARD_REMOVE);
    mmc_detect_change(host->mmc, 0);
    }
    @@ -349,25 +336,25 @@ static irqreturn_t tmio_mmc_irq(int irq, void *devid)

    /* Command completion */
    if (ireg & TMIO_MASK_CMD) {
    - ack_mmc_irqs(ctl, TMIO_MASK_CMD);
    + ack_mmc_irqs(host, TMIO_MASK_CMD);
    tmio_mmc_cmd_irq(host, status);
    }

    /* Data transfer */
    if (ireg & (TMIO_STAT_RXRDY | TMIO_STAT_TXRQ)) {
    - ack_mmc_irqs(ctl, TMIO_STAT_RXRDY | TMIO_STAT_TXRQ);
    + ack_mmc_irqs(host, TMIO_STAT_RXRDY | TMIO_STAT_TXRQ);
    tmio_mmc_pio_irq(host);
    }

    /* Data transfer completion */
    if (ireg & TMIO_STAT_DATAEND) {
    - ack_mmc_irqs(ctl, TMIO_STAT_DATAEND);
    + ack_mmc_irqs(host, TMIO_STAT_DATAEND);
    tmio_mmc_data_irq(host);
    }

    /* Check status - keep going until we've handled it all */
    - status = tmio_ioread32(ctl + CTL_STATUS);
    - irq_mask = tmio_ioread32(ctl + CTL_IRQ_MASK);
    + status = sd_ctrl_read32(host, CTL_STATUS);
    + irq_mask = sd_ctrl_read32(host, CTL_IRQ_MASK);
    ireg = status & TMIO_MASK_IRQ & ~irq_mask;

    pr_debug("Status at end of loop: %08x\n", status);
    @@ -382,8 +369,6 @@ out:
    static int tmio_mmc_start_data(struct tmio_mmc_host *host,
    struct mmc_data *data)
    {
    - void __iomem *ctl = host->ctl;
    -
    pr_debug("setup data transfer: blocksize %08x nr_blocks %d\n",
    data->blksz, data->blocks);

    @@ -398,8 +383,8 @@ static int tmio_mmc_start_data(struct tmio_mmc_host *host,
    host->data = data;

    /* Set transfer length / blocksize */
    - tmio_iowrite16(data->blksz, ctl + CTL_SD_XFER_LEN);
    - tmio_iowrite16(data->blocks, ctl + CTL_XFER_BLK_COUNT);
    + sd_ctrl_write16(host, CTL_SD_XFER_LEN, data->blksz);
    + sd_ctrl_write16(host, CTL_XFER_BLK_COUNT, data->blocks);

    return 0;
    }
    @@ -440,8 +425,6 @@ fail:
    static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
    {
    struct tmio_mmc_host *host = mmc_priv(mmc);
    - void __iomem *cnf = host->cnf;
    - void __iomem *ctl = host->ctl;

    if (ios->clock)
    tmio_mmc_set_clock(host, ios->clock);
    @@ -449,12 +432,12 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
    /* Power sequence - OFF -> ON -> UP */
    switch (ios->power_mode) {
    case MMC_POWER_OFF: /* power down SD bus */
    - tmio_iowrite8(0x00, cnf + CNF_PWR_CTL_2);
    + sd_config_write8(host, CNF_PWR_CTL_2, 0x00);
    tmio_mmc_clk_stop(host);
    break;
    case MMC_POWER_ON: /* power up SD bus */

    - tmio_iowrite8(0x02, cnf + CNF_PWR_CTL_2);
    + sd_config_write8(host, CNF_PWR_CTL_2, 0x02);
    break;
    case MMC_POWER_UP: /* start bus clock */
    tmio_mmc_clk_start(host);
    @@ -463,10 +446,10 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)

    switch (ios->bus_width) {
    case MMC_BUS_WIDTH_1:
    - tmio_iowrite16(0x80e0, ctl + CTL_SD_MEM_CARD_OPT);
    + sd_ctrl_write16(host, CTL_SD_MEM_CARD_OPT, 0x80e0);
    break;
    case MMC_BUS_WIDTH_4:
    - tmio_iowrite16(0x00e0, ctl + CTL_SD_MEM_CARD_OPT);
    + sd_ctrl_write16(host, CTL_SD_MEM_CARD_OPT, 0x00e0);
    break;
    }

    @@ -477,9 +460,8 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
    static int tmio_mmc_get_ro(struct mmc_host *mmc)
    {
    struct tmio_mmc_host *host = mmc_priv(mmc);
    - void __iomem *ctl = host->ctl;

    - return (tmio_ioread16(ctl + CTL_STATUS) & TMIO_STAT_WRPROTECT) ? 0 : 1;
    + return (sd_ctrl_read16(host, CTL_STATUS) & TMIO_STAT_WRPROTECT) ? 0 : 1;
    }

    static struct mmc_host_ops tmio_mmc_ops = {
    @@ -509,12 +491,11 @@ static int tmio_mmc_resume(struct platform_device *dev)
    struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
    struct mmc_host *mmc = platform_get_drvdata(dev);
    struct tmio_mmc_host *host = mmc_priv(mmc);
    - void __iomem *cnf = host->cnf;
    int ret = 0;

    /* Enable the MMC/SD Control registers */
    - tmio_iowrite16(SDCREN, cnf + CNF_CMD);
    - tmio_iowrite32(dev->resource[0].start & 0xfffe, cnf + CNF_CTL_BASE);
    + sd_config_write16(host, CNF_CMD, SDCREN);
    + sd_config_write32(host, CNF_CTL_BASE, dev->resource[0].start & 0xfffe);

    /* Tell the MFD core we are ready to be enabled */
    if (cell->enable) {
    @@ -566,6 +547,9 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
    host->mmc = mmc;
    platform_set_drvdata(dev, mmc);

    + /* SD control register space size is 0x200, 0x400 for bus_shift=1 */
    + host->bus_shift = resource_size(res_ctl) >> 10;
    +
    host->ctl = ioremap(res_ctl->start, resource_size(res_ctl));
    if (!host->ctl)
    goto host_free;
    @@ -581,9 +565,8 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
    mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;

    /* Enable the MMC/SD Control registers */
    - tmio_iowrite16(SDCREN, host->cnf + CNF_CMD);
    - tmio_iowrite32(dev->resource[0].start & 0xfffe,
    - host->cnf + CNF_CTL_BASE);
    + sd_config_write16(host, CNF_CMD, SDCREN);
    + sd_config_write32(host, CNF_CTL_BASE, dev->resource[0].start & 0xfffe);

    /* Tell the MFD core we are ready to be enabled */
    if (cell->enable) {
    @@ -593,13 +576,13 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
    }

    /* Disable SD power during suspend */
    - tmio_iowrite8(0x01, host->cnf + CNF_PWR_CTL_3);
    + sd_config_write8(host, CNF_PWR_CTL_3, 0x01);

    /* The below is required but why? FIXME */
    - tmio_iowrite8(0x1f, host->cnf + CNF_STOP_CLK_CTL);
    + sd_config_write8(host, CNF_STOP_CLK_CTL, 0x1f);

    /* Power down SD bus*/
    - tmio_iowrite8(0x0, host->cnf + CNF_PWR_CTL_2);
    + sd_config_write8(host, CNF_PWR_CTL_2, 0x00);

    tmio_mmc_clk_stop(host);
    reset(host);
    @@ -610,7 +593,7 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
    else
    goto unmap_cnf;

    - disable_mmc_irqs(host->ctl, TMIO_MASK_ALL);
    + disable_mmc_irqs(host, TMIO_MASK_ALL);

    ret = request_irq(host->irq, tmio_mmc_irq, IRQF_DISABLED, "tmio-mmc",
    host);
    @@ -625,7 +608,7 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
    (unsigned long)host->ctl, host->irq);

    /* Unmask the IRQs we want to know about */
    - enable_mmc_irqs(host->ctl, TMIO_MASK_IRQ);
    + enable_mmc_irqs(host, TMIO_MASK_IRQ);

    return 0;

    diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
    index 9c831ab..9b97afa 100644
    --- a/drivers/mmc/host/tmio_mmc.h
    +++ b/drivers/mmc/host/tmio_mmc.h
    @@ -83,34 +83,36 @@
    TMIO_STAT_CARD_REMOVE | TMIO_STAT_CARD_INSERT)
    #define TMIO_MASK_IRQ (TMIO_MASK_READOP | TMIO_MASK_WRITEOP | TMIO_MASK_CMD)

    -#define enable_mmc_irqs(ctl, i) \
    +
    +#define enable_mmc_irqs(host, i) \
    do { \
    u32 mask;\
    - mask = tmio_ioread32((ctl) + CTL_IRQ_MASK); \
    + mask = sd_ctrl_read32((host), CTL_IRQ_MASK); \
    mask &= ~((i) & TMIO_MASK_IRQ); \
    - tmio_iowrite32(mask, (ctl) + CTL_IRQ_MASK); \
    + sd_ctrl_write32((host), CTL_IRQ_MASK, mask); \
    } while (0)

    -#define disable_mmc_irqs(ctl, i) \
    +#define disable_mmc_irqs(host, i) \
    do { \
    u32 mask;\
    - mask = tmio_ioread32((ctl) + CTL_IRQ_MASK); \
    + mask = sd_ctrl_read32((host), CTL_IRQ_MASK); \
    mask |= ((i) & TMIO_MASK_IRQ); \
    - tmio_iowrite32(mask, (ctl) + CTL_IRQ_MASK); \
    + sd_ctrl_write32((host), CTL_IRQ_MASK, mask); \
    } while (0)

    -#define ack_mmc_irqs(ctl, i) \
    +#define ack_mmc_irqs(host, i) \
    do { \
    u32 mask;\
    - mask = tmio_ioread32((ctl) + CTL_STATUS); \
    + mask = sd_ctrl_read32((host), CTL_STATUS); \
    mask &= ~((i) & TMIO_MASK_IRQ); \
    - tmio_iowrite32(mask, (ctl) + CTL_STATUS); \
    + sd_ctrl_write32((host), CTL_STATUS, mask); \
    } while (0)


    struct tmio_mmc_host {
    void __iomem *cnf;
    void __iomem *ctl;
    + unsigned long bus_shift;
    struct mmc_command *cmd;
    struct mmc_request *mrq;
    struct mmc_data *data;
    @@ -123,6 +125,58 @@ struct tmio_mmc_host {
    unsigned int sg_off;
    };

    +#include <linux/io.h>
    +
    +static inline u16 sd_ctrl_read16(struct tmio_mmc_host *host, int addr)
    +{
    + return readw(host->ctl + (addr << host->bus_shift));
    +}
    +
    +static inline void sd_ctrl_read16_rep(struct tmio_mmc_host *host, int addr,
    + u16 *buf, int count)
    +{
    + readsw(host->ctl + (addr << host->bus_shift), buf, count);
    +}
    +
    +static inline u32 sd_ctrl_read32(struct tmio_mmc_host *host, int addr)
    +{
    + return readw(host->ctl + (addr << host->bus_shift)) |
    + readw(host->ctl + ((addr + 2) << host->bus_shift)) << 16;
    +}
    +
    +static inline void sd_ctrl_write16(struct tmio_mmc_host *host, int addr, u16 val)
    +{
    + writew(val, host->ctl + (addr << host->bus_shift));
    +}
    +
    +static inline void sd_ctrl_write16_rep(struct tmio_mmc_host *host, int addr,
    + u16 *buf, int count)
    +{
    + writesw(host->ctl + (addr << host->bus_shift), buf, count);
    +}
    +
    +static inline void sd_ctrl_write32(struct tmio_mmc_host *host, int addr, u32 val)
    +{
    + writew(val, host->ctl + (addr << host->bus_shift));
    + writew(val >> 16, host->ctl + ((addr + 2) << host->bus_shift));
    +}
    +
    +static inline void sd_config_write8(struct tmio_mmc_host *host, int addr, u8 val)
    +{
    + writeb(val, host->cnf + (addr << host->bus_shift));
    +}
    +
    +static inline void sd_config_write16(struct tmio_mmc_host *host, int addr, u16 val)
    +{
    + writew(val, host->cnf + (addr << host->bus_shift));
    +}
    +
    +static inline void sd_config_write32(struct tmio_mmc_host *host, int addr, u32 val)
    +{
    + writew(val, host->cnf + (addr << host->bus_shift));
    + writew(val >> 16, host->cnf + ((addr + 2) << host->bus_shift));
    +}
    +
    #include <linux/scatterlist.h>
    #include <linux/blkdev.h>

    --
    1.6.3.1


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