On Monday, February 03, 2014, Jaehoon Chung wrote:
> Since using the device-tree, didn't use the callback pointer.
> So removed the unused callback pointer.
>
>
Above unnecessary line?
Looks good to me.
But just one thing is...
We may need to consider alternative for setpower soon.
Thanks,
Seungwon Jeon
> Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
> ---
> Changelog V3:
> - None
> Changelog V2:
> - None
>
> drivers/mmc/host/dw_mmc.c | 33 +++------------------------------
> include/linux/mmc/dw_mmc.h | 14 --------------
> 2 files changed, 3 insertions(+), 44 deletions(-)
>
> diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
> index e7357b8..551dade 100644
> --- a/drivers/mmc/host/dw_mmc.c
> +++ b/drivers/mmc/host/dw_mmc.c
> @@ -850,8 +850,6 @@ static void __dw_mci_start_request(struct dw_mci *host,
> u32 cmdflags;
>
> mrq = slot->mrq;
> - if (host->pdata->select_slot)
> - host->pdata->select_slot(slot->id);
>
> host->cur_slot = slot;
> host->mrq = mrq;
> @@ -985,17 +983,11 @@ static void dw_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
> switch (ios->power_mode) {
> case MMC_POWER_UP:
> set_bit(DW_MMC_CARD_NEED_INIT, &slot->flags);
> - /* Power up slot */
> - if (slot->host->pdata->setpower)
> - slot->host->pdata->setpower(slot->id, mmc->ocr_avail);
> regs = mci_readl(slot->host, PWREN);
> regs |= (1 << slot->id);
> mci_writel(slot->host, PWREN, regs);
> break;
> case MMC_POWER_OFF:
> - /* Power down slot */
> - if (slot->host->pdata->setpower)
> - slot->host->pdata->setpower(slot->id, 0);
> regs = mci_readl(slot->host, PWREN);
> regs &= ~(1 << slot->id);
> mci_writel(slot->host, PWREN, regs);
> @@ -1009,13 +1001,10 @@ static int dw_mci_get_ro(struct mmc_host *mmc)
> {
> int read_only;
> struct dw_mci_slot *slot = mmc_priv(mmc);
> - struct dw_mci_board *brd = slot->host->pdata;
>
> /* Use platform get_ro function, else try on board write protect */
> if (slot->quirks & DW_MCI_SLOT_QUIRK_NO_WRITE_PROTECT)
> read_only = 0;
> - else if (brd->get_ro)
> - read_only = brd->get_ro(slot->id);
> else if (gpio_is_valid(slot->wp_gpio))
> read_only = gpio_get_value(slot->wp_gpio);
> else
> @@ -1039,8 +1028,6 @@ static int dw_mci_get_cd(struct mmc_host *mmc)
> /* Use platform get_cd function, else try onboard card detect */
> if (brd->quirks & DW_MCI_QUIRK_BROKEN_CARD_DETECTION)
> present = 1;
> - else if (brd->get_cd)
> - present = !brd->get_cd(slot->id);
> else if (!IS_ERR_VALUE(gpio_cd))
> present = gpio_cd;
> else
> @@ -2138,17 +2125,7 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id)
> mmc->f_max = freq[1];
> }
>
> - if (host->pdata->get_ocr)
> - mmc->ocr_avail = host->pdata->get_ocr(id);
> - else
> - mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
> -
> - /*
> - * Start with slot power disabled, it will be enabled when a card
> - * is detected.
> - */
> - if (host->pdata->setpower)
> - host->pdata->setpower(id, 0);
> + mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
>
> if (host->pdata->caps)
> mmc->caps = host->pdata->caps;
> @@ -2217,10 +2194,6 @@ err_setup_bus:
>
> static void dw_mci_cleanup_slot(struct dw_mci_slot *slot, unsigned int id)
> {
> - /* Shutdown detect IRQ */
> - if (slot->host->pdata->exit)
> - slot->host->pdata->exit(id);
> -
> /* Debugfs stuff is cleaned up by mmc core */
> mmc_remove_host(slot->mmc);
> slot->host->slot[id] = NULL;
> @@ -2395,9 +2368,9 @@ int dw_mci_probe(struct dw_mci *host)
> }
> }
>
> - if (!host->pdata->select_slot && host->pdata->num_slots > 1) {
> + if (host->pdata->num_slots > 1) {
> dev_err(host->dev,
> - "Platform data must supply select_slot function\n");
> + "Platform data must supply num_slots.\n");
> return -ENODEV;
> }
>
> diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h
> index 6ce7d2c..babaea9 100644
> --- a/include/linux/mmc/dw_mmc.h
> +++ b/include/linux/mmc/dw_mmc.h
> @@ -248,20 +248,6 @@ struct dw_mci_board {
> /* delay in mS before detecting cards after interrupt */
> u32 detect_delay_ms;
>
> - int (*init)(u32 slot_id, irq_handler_t , void *);
> - int (*get_ro)(u32 slot_id);
> - int (*get_cd)(u32 slot_id);
> - int (*get_ocr)(u32 slot_id);
> - int (*get_bus_wd)(u32 slot_id);
> - /*
> - * Enable power to selected slot and set voltage to desired level.
> - * Voltage levels are specified using MMC_VDD_xxx defines defined
> - * in linux/mmc/host.h file.
> - */
> - void (*setpower)(u32 slot_id, u32 volt);
> - void (*exit)(u32 slot_id);
> - void (*select_slot)(u32 slot_id);
> -
> struct dw_mci_dma_ops *dma_ops;
> struct dma_pdata *data;
> struct block_settings *blk_settings;
> --
> 1.7.9.5
> --
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