This patch revised to use sdhci-pltfm. Signed-off-by: Beomho Seo <beomho.seo@xxxxxxxxxxx> Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx> --- drivers/mmc/host/sdhci-s3c.c | 259 ++++++++++++++++++------------------------ 1 file changed, 111 insertions(+), 148 deletions(-) diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index 6debda9..80d116f 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -30,6 +30,7 @@ #include "sdhci-s3c-regs.h" #include "sdhci.h" +#include "sdhci-pltfm.h" #define MAX_BUS_CLK (4) @@ -38,24 +39,15 @@ /** * struct sdhci_s3c - S3C SDHCI instance - * @host: The SDHCI host created * @pdev: The platform device we where created from. - * @ioarea: The resource created when we claimed the IO area. * @pdata: The platform data for this controller. - * @cur_clk: The index of the current bus clock. - * @clk_io: The clock for the internal bus interface. * @clk_bus: The clocks that are available for the SD/MMC bus clock. */ struct sdhci_s3c { - struct sdhci_host *host; struct platform_device *pdev; - struct resource *ioarea; struct s3c_sdhci_platdata *pdata; - unsigned int cur_clk; int ext_cd_irq; int ext_cd_gpio; - - struct clk *clk_io; struct clk *clk_bus[MAX_BUS_CLK]; }; @@ -71,11 +63,6 @@ struct sdhci_s3c_drv_data { unsigned int sdhci_quirks; }; -static inline struct sdhci_s3c *to_s3c(struct sdhci_host *host) -{ - return sdhci_priv(host); -} - /** * get_curclk - convert ctrl2 register to clock source number * @ctrl2: Control2 register value. @@ -90,14 +77,15 @@ static u32 get_curclk(u32 ctrl2) static void sdhci_s3c_check_sclk(struct sdhci_host *host) { - struct sdhci_s3c *ourhost = to_s3c(host); + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *ourhost = pltfm_host->priv; u32 tmp = readl(host->ioaddr + S3C_SDHCI_CONTROL2); - if (get_curclk(tmp) != ourhost->cur_clk) { + if (get_curclk(tmp) != pltfm_host->clock) { dev_dbg(&ourhost->pdev->dev, "restored ctrl2 clock setting\n"); tmp &= ~S3C_SDHCI_CTRL2_SELBASECLK_MASK; - tmp |= ourhost->cur_clk << S3C_SDHCI_CTRL2_SELBASECLK_SHIFT; + tmp |= pltfm_host->clock << S3C_SDHCI_CTRL2_SELBASECLK_SHIFT; writel(tmp, host->ioaddr + S3C_SDHCI_CONTROL2); } } @@ -110,7 +98,8 @@ static void sdhci_s3c_check_sclk(struct sdhci_host *host) */ static unsigned int sdhci_s3c_get_max_clk(struct sdhci_host *host) { - struct sdhci_s3c *ourhost = to_s3c(host); + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *ourhost = pltfm_host->priv; struct clk *busclk; unsigned int rate, max; int clk; @@ -138,11 +127,13 @@ static unsigned int sdhci_s3c_get_max_clk(struct sdhci_host *host) * @src: The source clock index. * @wanted: The clock frequency wanted. */ -static unsigned int sdhci_s3c_consider_clock(struct sdhci_s3c *ourhost, +static unsigned int sdhci_s3c_consider_clock(struct sdhci_host *host, unsigned int src, unsigned int wanted) { unsigned long rate; + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *ourhost = pltfm_host->priv; struct clk *clksrc = ourhost->clk_bus[src]; int div; @@ -153,7 +144,7 @@ static unsigned int sdhci_s3c_consider_clock(struct sdhci_s3c *ourhost, * If controller uses a non-standard clock division, find the best clock * speed possible with selected clock source and skip the division. */ - if (ourhost->host->quirks & SDHCI_QUIRK_NONSTANDARD_CLOCK) { + if (host->quirks & SDHCI_QUIRK_NONSTANDARD_CLOCK) { rate = clk_round_rate(clksrc, wanted); return wanted - rate; } @@ -181,7 +172,8 @@ static unsigned int sdhci_s3c_consider_clock(struct sdhci_s3c *ourhost, */ static void sdhci_s3c_set_clock(struct sdhci_host *host, unsigned int clock) { - struct sdhci_s3c *ourhost = to_s3c(host); + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *ourhost = pltfm_host->priv; unsigned int best = UINT_MAX; unsigned int delta; int best_src = 0; @@ -193,7 +185,7 @@ static void sdhci_s3c_set_clock(struct sdhci_host *host, unsigned int clock) return; for (src = 0; src < MAX_BUS_CLK; src++) { - delta = sdhci_s3c_consider_clock(ourhost, src, clock); + delta = sdhci_s3c_consider_clock(host, src, clock); if (delta < best) { best = delta; best_src = src; @@ -205,16 +197,16 @@ static void sdhci_s3c_set_clock(struct sdhci_host *host, unsigned int clock) best_src, clock, best); /* select the new clock source */ - if (ourhost->cur_clk != best_src) { + if (pltfm_host->clock != best_src) { struct clk *clk = ourhost->clk_bus[best_src]; clk_prepare_enable(clk); - clk_disable_unprepare(ourhost->clk_bus[ourhost->cur_clk]); + clk_disable_unprepare(ourhost->clk_bus[pltfm_host->clock]); /* turn clock off to card before changing clock source */ writew(0, host->ioaddr + SDHCI_CLOCK_CONTROL); - ourhost->cur_clk = best_src; + pltfm_host->clock = best_src; host->max_clk = clk_get_rate(clk); ctrl = readl(host->ioaddr + S3C_SDHCI_CONTROL2); @@ -253,12 +245,11 @@ static void sdhci_s3c_set_clock(struct sdhci_host *host, unsigned int clock) */ static unsigned int sdhci_s3c_get_min_clock(struct sdhci_host *host) { - struct sdhci_s3c *ourhost = to_s3c(host); unsigned int delta, min = UINT_MAX; int src; for (src = 0; src < MAX_BUS_CLK; src++) { - delta = sdhci_s3c_consider_clock(ourhost, src, 0); + delta = sdhci_s3c_consider_clock(host, src, 0); if (delta == UINT_MAX) continue; /* delta is a negative value in this case */ @@ -271,27 +262,30 @@ static unsigned int sdhci_s3c_get_min_clock(struct sdhci_host *host) /* sdhci_cmu_get_max_clk - callback to get maximum clock frequency.*/ static unsigned int sdhci_cmu_get_max_clock(struct sdhci_host *host) { - struct sdhci_s3c *ourhost = to_s3c(host); + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *ourhost = pltfm_host->priv; - return clk_round_rate(ourhost->clk_bus[ourhost->cur_clk], UINT_MAX); + return clk_round_rate(ourhost->clk_bus[pltfm_host->clock], UINT_MAX); } /* sdhci_cmu_get_min_clock - callback to get minimal supported clock value. */ static unsigned int sdhci_cmu_get_min_clock(struct sdhci_host *host) { - struct sdhci_s3c *ourhost = to_s3c(host); + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *ourhost = pltfm_host->priv; /* * initial clock can be in the frequency range of * 100KHz-400KHz, so we set it as max value. */ - return clk_round_rate(ourhost->clk_bus[ourhost->cur_clk], 400000); + return clk_round_rate(ourhost->clk_bus[pltfm_host->clock], 400000); } /* sdhci_cmu_set_clock - callback on clock change.*/ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock) { - struct sdhci_s3c *ourhost = to_s3c(host); + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *ourhost = pltfm_host->priv; struct device *dev = &ourhost->pdev->dev; unsigned long timeout; u16 clk = 0; @@ -305,7 +299,7 @@ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock) sdhci_s3c_set_clock(host, clock); - clk_set_rate(ourhost->clk_bus[ourhost->cur_clk], clock); + clk_set_rate(ourhost->clk_bus[pltfm_host->clock], clock); host->clock = clock; @@ -319,6 +313,7 @@ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock) if (timeout == 0) { dev_err(dev, "%s: Internal clock never stabilised.\n", mmc_hostname(host->mmc)); + return; } timeout--; @@ -373,27 +368,18 @@ static struct sdhci_ops sdhci_s3c_ops = { static void sdhci_s3c_notify_change(struct platform_device *dev, int state) { struct sdhci_host *host = platform_get_drvdata(dev); -#ifdef CONFIG_PM_RUNTIME - struct sdhci_s3c *sc = sdhci_priv(host); -#endif unsigned long flags; if (host) { spin_lock_irqsave(&host->lock, flags); if (state) { dev_dbg(&dev->dev, "card inserted.\n"); -#ifdef CONFIG_PM_RUNTIME - clk_prepare_enable(sc->clk_io); -#endif host->flags &= ~SDHCI_DEVICE_DEAD; host->quirks |= SDHCI_QUIRK_BROKEN_CARD_DETECTION; } else { dev_dbg(&dev->dev, "card removed.\n"); host->flags |= SDHCI_DEVICE_DEAD; host->quirks &= ~SDHCI_QUIRK_BROKEN_CARD_DETECTION; -#ifdef CONFIG_PM_RUNTIME - clk_disable_unprepare(sc->clk_io); -#endif } tasklet_schedule(&host->card_tasklet); spin_unlock_irqrestore(&host->lock, flags); @@ -439,14 +425,23 @@ static void sdhci_s3c_setup_card_detect_gpio(struct sdhci_s3c *sc) } #ifdef CONFIG_OF -static int sdhci_s3c_parse_dt(struct device *dev, - struct sdhci_host *host, struct s3c_sdhci_platdata *pdata) +static struct s3c_sdhci_platdata *sdhci_s3c_parse_dt(struct device *dev) { + struct s3c_sdhci_platdata *pdata = NULL; struct device_node *node = dev->of_node; - struct sdhci_s3c *ourhost = to_s3c(host); + struct sdhci_host *host = dev_get_drvdata(dev); + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *ourhost = pltfm_host->priv; + u32 max_width; int gpio; + pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); + if (!pdata) { + dev_err(dev, "No memory for pdata\n"); + return ERR_PTR(-EINVAL); + } + /* if the bus-width property is not specified, assume width as 1 */ if (of_property_read_u32(node, "bus-width", &max_width)) max_width = 1; @@ -455,12 +450,12 @@ static int sdhci_s3c_parse_dt(struct device *dev, /* get the card detection method */ if (of_get_property(node, "broken-cd", NULL)) { pdata->cd_type = S3C_SDHCI_CD_NONE; - return 0; + return pdata; } if (of_get_property(node, "non-removable", NULL)) { pdata->cd_type = S3C_SDHCI_CD_PERMANENT; - return 0; + return pdata; } gpio = of_get_named_gpio(node, "cd-gpios", 0); @@ -470,21 +465,20 @@ static int sdhci_s3c_parse_dt(struct device *dev, ourhost->ext_cd_gpio = -1; if (of_get_property(node, "cd-inverted", NULL)) pdata->ext_cd_gpio_invert = 1; - return 0; + return pdata; } else if (gpio != -ENOENT) { dev_err(dev, "invalid card detect gpio specified\n"); - return -EINVAL; + return ERR_PTR(-EINVAL); } /* assuming internal card detect that will be configured by pinctrl */ pdata->cd_type = S3C_SDHCI_CD_INTERNAL; - return 0; + return pdata; } #else -static int sdhci_s3c_parse_dt(struct device *dev, - struct sdhci_host *host, struct s3c_sdhci_platdata *pdata) +static struct s3c_sdhci_platdata *sdhci_s3c_parse_dt(struct device *dev) { - return -EINVAL; + return ERR_PTR(-EINVAL); } #endif @@ -504,66 +498,69 @@ static inline struct sdhci_s3c_drv_data *sdhci_s3c_get_driver_data( platform_get_device_id(pdev)->driver_data; } +static struct sdhci_pltfm_data sdhci_s3c_pdata = { + .quirks = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC | + SDHCI_QUIRK_NO_HISPD_BIT | SDHCI_QUIRK_NO_BUSY_IRQ | + SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12 | + SDHCI_QUIRK_BROKEN_ADMA_ZEROLEN_DESC | + SDHCI_QUIRK_32BIT_DMA_ADDR | SDHCI_QUIRK_32BIT_DMA_SIZE | + SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK, + .ops = &sdhci_s3c_ops, +}; + static int sdhci_s3c_probe(struct platform_device *pdev) { - struct s3c_sdhci_platdata *pdata; struct sdhci_s3c_drv_data *drv_data; struct device *dev = &pdev->dev; struct sdhci_host *host; struct sdhci_s3c *sc; - struct resource *res; - int ret, irq, ptr, clks; + int ret = 0, ptr, clks; + struct sdhci_pltfm_host *pltfm_host; if (!pdev->dev.platform_data && !pdev->dev.of_node) { dev_err(dev, "no device data specified\n"); return -ENOENT; } - irq = platform_get_irq(pdev, 0); - if (irq < 0) { - dev_err(dev, "no irq specified\n"); - return irq; - } - - host = sdhci_alloc_host(dev, sizeof(struct sdhci_s3c)); + host = sdhci_pltfm_init(pdev, &sdhci_s3c_pdata); if (IS_ERR(host)) { dev_err(dev, "sdhci_alloc_host() failed\n"); return PTR_ERR(host); } - sc = sdhci_priv(host); - pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); - if (!pdata) { + sc = devm_kzalloc(dev, sizeof(struct sdhci_s3c), GFP_KERNEL); + if (!sc) { ret = -ENOMEM; goto err_pdata_io_clk; } + pltfm_host = sdhci_priv(host); + pltfm_host->priv = sc; + if (pdev->dev.of_node) { - ret = sdhci_s3c_parse_dt(&pdev->dev, host, pdata); - if (ret) + sc->pdata = sdhci_s3c_parse_dt(&pdev->dev); + if (!sc->pdata) goto err_pdata_io_clk; } else { - memcpy(pdata, pdev->dev.platform_data, sizeof(*pdata)); + memcpy(&sc->pdata, &pdev->dev.platform_data, sizeof(sc->pdata)); sc->ext_cd_gpio = -1; /* invalid gpio number */ } drv_data = sdhci_s3c_get_driver_data(pdev); + if (drv_data) + host->quirks |= drv_data->sdhci_quirks; - sc->host = host; sc->pdev = pdev; - sc->pdata = pdata; - - platform_set_drvdata(pdev, host); - sc->clk_io = devm_clk_get(dev, "hsmmc"); - if (IS_ERR(sc->clk_io)) { + pltfm_host->clk = devm_clk_get(dev, "hsmmc"); + if (IS_ERR(pltfm_host->clk)) { dev_err(dev, "failed to get io clock\n"); - ret = PTR_ERR(sc->clk_io); + ret = PTR_ERR(pltfm_host->clk); goto err_pdata_io_clk; } /* enable the local io clock and keep it running for the moment. */ - clk_prepare_enable(sc->clk_io); + clk_prepare_enable(pltfm_host->clk); for (clks = 0, ptr = 0; ptr < MAX_BUS_CLK; ptr++) { struct clk *clk; @@ -581,7 +578,7 @@ static int sdhci_s3c_probe(struct platform_device *pdev) * save current clock index to know which clock bus * is used later in overriding functions. */ - sc->cur_clk = ptr; + pltfm_host->clock = ptr; dev_info(dev, "clock source %d: %s (%ld Hz)\n", ptr, name, clk_get_rate(clk)); @@ -594,31 +591,12 @@ static int sdhci_s3c_probe(struct platform_device *pdev) } #ifndef CONFIG_PM_RUNTIME - clk_prepare_enable(sc->clk_bus[sc->cur_clk]); + clk_prepare_enable(sc->clk_bus[pltfm_host->clock]); #endif - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - host->ioaddr = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(host->ioaddr)) { - ret = PTR_ERR(host->ioaddr); - goto err_req_regs; - } - /* Ensure we have minimal gpio selected CMD/CLK/Detect */ - if (pdata->cfg_gpio) - pdata->cfg_gpio(pdev, pdata->max_width); - - host->hw_name = "samsung-hsmmc"; - host->ops = &sdhci_s3c_ops; - host->quirks = 0; - host->quirks2 = 0; - host->irq = irq; - - /* Setup quirks for the controller */ - host->quirks |= SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC; - host->quirks |= SDHCI_QUIRK_NO_HISPD_BIT; - if (drv_data) - host->quirks |= drv_data->sdhci_quirks; + if (sc->pdata->cfg_gpio) + sc->pdata->cfg_gpio(pdev, sc->pdata->max_width); #ifndef CONFIG_MMC_SDHCI_S3C_DMA @@ -626,27 +604,17 @@ static int sdhci_s3c_probe(struct platform_device *pdev) * support as well. */ host->quirks |= SDHCI_QUIRK_BROKEN_DMA; -#endif /* CONFIG_MMC_SDHCI_S3C_DMA */ - - /* It seems we do not get an DATA transfer complete on non-busy - * transfers, not sure if this is a problem with this specific - * SDHCI block, or a missing configuration that needs to be set. */ - host->quirks |= SDHCI_QUIRK_NO_BUSY_IRQ; - - /* This host supports the Auto CMD12 */ - host->quirks |= SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12; - /* Samsung SoCs need BROKEN_ADMA_ZEROLEN_DESC */ - host->quirks |= SDHCI_QUIRK_BROKEN_ADMA_ZEROLEN_DESC; +#endif /* CONFIG_MMC_SDHCI_S3C_DMA */ - if (pdata->cd_type == S3C_SDHCI_CD_NONE || - pdata->cd_type == S3C_SDHCI_CD_PERMANENT) + if (sc->pdata->cd_type == S3C_SDHCI_CD_NONE || + sc->pdata->cd_type == S3C_SDHCI_CD_PERMANENT) host->quirks |= SDHCI_QUIRK_BROKEN_CARD_DETECTION; - if (pdata->cd_type == S3C_SDHCI_CD_PERMANENT) + if (sc->pdata->cd_type == S3C_SDHCI_CD_PERMANENT) host->mmc->caps = MMC_CAP_NONREMOVABLE; - switch (pdata->max_width) { + switch (sc->pdata->max_width) { case 8: host->mmc->caps |= MMC_CAP_8_BIT_DATA; case 4: @@ -654,14 +622,8 @@ static int sdhci_s3c_probe(struct platform_device *pdev) break; } - if (pdata->pm_caps) - host->mmc->pm_caps |= pdata->pm_caps; - - host->quirks |= (SDHCI_QUIRK_32BIT_DMA_ADDR | - SDHCI_QUIRK_32BIT_DMA_SIZE); - - /* HSMMC on Samsung SoCs uses SDCLK as timeout clock */ - host->quirks |= SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK; + if (sc->pdata->pm_caps) + host->mmc->pm_caps |= sc->pdata->pm_caps; /* * If controller does not have internal clock divider, @@ -674,11 +636,11 @@ static int sdhci_s3c_probe(struct platform_device *pdev) } /* It supports additional host capabilities if needed */ - if (pdata->host_caps) - host->mmc->caps |= pdata->host_caps; + if (sc->pdata->host_caps) + host->mmc->caps |= sc->pdata->host_caps; - if (pdata->host_caps2) - host->mmc->caps2 |= pdata->host_caps2; + if (sc->pdata->host_caps2) + host->mmc->caps2 |= sc->pdata->host_caps2; pm_runtime_enable(&pdev->dev); pm_runtime_set_autosuspend_delay(&pdev->dev, 50); @@ -696,25 +658,26 @@ static int sdhci_s3c_probe(struct platform_device *pdev) /* The following two methods of card detection might call sdhci_s3c_notify_change() immediately, so they can be called only after sdhci_add_host(). Setup errors are ignored. */ - if (pdata->cd_type == S3C_SDHCI_CD_EXTERNAL && pdata->ext_cd_init) - pdata->ext_cd_init(&sdhci_s3c_notify_change); - if (pdata->cd_type == S3C_SDHCI_CD_GPIO && - gpio_is_valid(pdata->ext_cd_gpio)) + if (sc->pdata->cd_type == S3C_SDHCI_CD_EXTERNAL && + sc->pdata->ext_cd_init) + sc->pdata->ext_cd_init(&sdhci_s3c_notify_change); + if (sc->pdata->cd_type == S3C_SDHCI_CD_GPIO && + gpio_is_valid(sc->pdata->ext_cd_gpio)) sdhci_s3c_setup_card_detect_gpio(sc); #ifdef CONFIG_PM_RUNTIME - if (pdata->cd_type != S3C_SDHCI_CD_INTERNAL) - clk_disable_unprepare(sc->clk_io); + if (sc->pdata->cd_type != S3C_SDHCI_CD_INTERNAL) + clk_disable_unprepare(pltfm_host->clk); #endif return 0; err_req_regs: #ifndef CONFIG_PM_RUNTIME - clk_disable_unprepare(sc->clk_bus[sc->cur_clk]); + clk_disable_unprepare(sc->clk_bus[pltfm_host->clock]); #endif err_no_busclks: - clk_disable_unprepare(sc->clk_io); + clk_disable_unprepare(pltfm_host->clk); err_pdata_io_clk: sdhci_free_host(host); @@ -725,7 +688,8 @@ static int sdhci_s3c_probe(struct platform_device *pdev) static int sdhci_s3c_remove(struct platform_device *pdev) { struct sdhci_host *host = platform_get_drvdata(pdev); - struct sdhci_s3c *sc = sdhci_priv(host); + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *sc = pltfm_host->priv; struct s3c_sdhci_platdata *pdata = sc->pdata; if (pdata->cd_type == S3C_SDHCI_CD_EXTERNAL && pdata->ext_cd_cleanup) @@ -736,7 +700,7 @@ static int sdhci_s3c_remove(struct platform_device *pdev) #ifdef CONFIG_PM_RUNTIME if (pdata->cd_type != S3C_SDHCI_CD_INTERNAL) - clk_prepare_enable(sc->clk_io); + clk_prepare_enable(pltfm_host->clk); #endif sdhci_remove_host(host, 1); @@ -744,9 +708,9 @@ static int sdhci_s3c_remove(struct platform_device *pdev) pm_runtime_disable(&pdev->dev); #ifndef CONFIG_PM_RUNTIME - clk_disable_unprepare(sc->clk_bus[sc->cur_clk]); + clk_disable_unprepare(sc->clk_bus[pltfm_host->clock]); #endif - clk_disable_unprepare(sc->clk_io); + clk_disable_unprepare(pltfm_host->clk); sdhci_free_host(host); @@ -773,26 +737,25 @@ static int sdhci_s3c_resume(struct device *dev) static int sdhci_s3c_runtime_suspend(struct device *dev) { struct sdhci_host *host = dev_get_drvdata(dev); - struct sdhci_s3c *ourhost = to_s3c(host); - struct clk *busclk = ourhost->clk_io; + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *ourhost = pltfm_host->priv; int ret; ret = sdhci_runtime_suspend_host(host); - - clk_disable_unprepare(ourhost->clk_bus[ourhost->cur_clk]); - clk_disable_unprepare(busclk); + clk_disable_unprepare(ourhost->clk_bus[pltfm_host->clock]); + clk_disable_unprepare(pltfm_host->clk); return ret; } static int sdhci_s3c_runtime_resume(struct device *dev) { struct sdhci_host *host = dev_get_drvdata(dev); - struct sdhci_s3c *ourhost = to_s3c(host); - struct clk *busclk = ourhost->clk_io; + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_s3c *ourhost = pltfm_host->priv; int ret; - clk_prepare_enable(busclk); - clk_prepare_enable(ourhost->clk_bus[ourhost->cur_clk]); + clk_prepare_enable(pltfm_host->clk); + clk_prepare_enable(ourhost->clk_bus[pltfm_host->clock]); ret = sdhci_runtime_resume_host(host); return ret; } -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html