Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
---
drivers/mmc/host/sdhci-acpi.c | 2 ++
drivers/mmc/host/sdhci-bcm-kona.c | 1 +
drivers/mmc/host/sdhci-bcm2835.c | 1 +
drivers/mmc/host/sdhci-cns3xxx.c | 1 +
drivers/mmc/host/sdhci-dove.c | 1 +
drivers/mmc/host/sdhci-esdhc-imx.c | 6 ++---
drivers/mmc/host/sdhci-of-arasan.c | 1 +
drivers/mmc/host/sdhci-of-esdhc.c | 6 ++---
drivers/mmc/host/sdhci-of-hlwd.c | 1 +
drivers/mmc/host/sdhci-pci.c | 6 ++---
drivers/mmc/host/sdhci-pltfm.c | 1 +
drivers/mmc/host/sdhci-pxav2.c | 6 ++---
drivers/mmc/host/sdhci-pxav3.c | 1 +
drivers/mmc/host/sdhci-s3c.c | 8 +++----
drivers/mmc/host/sdhci-sirf.c | 1 +
drivers/mmc/host/sdhci-spear.c | 2 +-
drivers/mmc/host/sdhci-tegra.c | 5 ++---
drivers/mmc/host/sdhci.c | 45 +++++++++++++++++++-------------------
drivers/mmc/host/sdhci.h | 5 +++--
19 files changed, 50 insertions(+), 50 deletions(-)
diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
index ebb3f392b589..0e4ba0a4cd71 100644
--- a/drivers/mmc/host/sdhci-acpi.c
+++ b/drivers/mmc/host/sdhci-acpi.c
@@ -103,10 +103,12 @@ static void sdhci_acpi_int_hw_reset(struct sdhci_host *host)
static const struct sdhci_ops sdhci_acpi_ops_dflt = {
.enable_dma = sdhci_acpi_enable_dma,
+ .set_bus_width = sdhci_set_bus_width,
};
static const struct sdhci_ops sdhci_acpi_ops_int = {
.enable_dma = sdhci_acpi_enable_dma,
+ .set_bus_width = sdhci_set_bus_width,
.hw_reset = sdhci_acpi_int_hw_reset,
};
diff --git a/drivers/mmc/host/sdhci-bcm-kona.c b/drivers/mmc/host/sdhci-bcm-kona.c
index 6f166e63b817..06cdb8abb25e 100644
--- a/drivers/mmc/host/sdhci-bcm-kona.c
+++ b/drivers/mmc/host/sdhci-bcm-kona.c
@@ -209,6 +209,7 @@ static struct sdhci_ops sdhci_bcm_kona_ops = {
.get_max_clock = sdhci_bcm_kona_get_max_clk,
.get_timeout_clock = sdhci_bcm_kona_get_timeout_clock,
.platform_send_init_74_clocks = sdhci_bcm_kona_init_74_clocks,
+ .set_bus_width = sdhci_set_bus_width,
.card_event = sdhci_bcm_kona_card_event,
};
diff --git a/drivers/mmc/host/sdhci-bcm2835.c b/drivers/mmc/host/sdhci-bcm2835.c
index f6d8d67c545f..7ab69af979b4 100644
--- a/drivers/mmc/host/sdhci-bcm2835.c
+++ b/drivers/mmc/host/sdhci-bcm2835.c
@@ -133,6 +133,7 @@ static const struct sdhci_ops bcm2835_sdhci_ops = {
.read_b = bcm2835_sdhci_readb,
.get_max_clock = sdhci_pltfm_clk_get_max_clock,
.get_min_clock = bcm2835_sdhci_get_min_clock,
+ .set_bus_width = sdhci_set_bus_width,
};
static const struct sdhci_pltfm_data bcm2835_sdhci_pdata = {
diff --git a/drivers/mmc/host/sdhci-cns3xxx.c b/drivers/mmc/host/sdhci-cns3xxx.c
index f2cc26633cb2..5e0cc9c47887 100644
--- a/drivers/mmc/host/sdhci-cns3xxx.c
+++ b/drivers/mmc/host/sdhci-cns3xxx.c
@@ -82,6 +82,7 @@ static void sdhci_cns3xxx_set_clock(struct sdhci_host *host, unsigned int clock)
static const struct sdhci_ops sdhci_cns3xxx_ops = {
.get_max_clock = sdhci_cns3xxx_get_max_clk,
.set_clock = sdhci_cns3xxx_set_clock,
+ .set_bus_width = sdhci_set_bus_width,
};
static const struct sdhci_pltfm_data sdhci_cns3xxx_pdata = {
diff --git a/drivers/mmc/host/sdhci-dove.c b/drivers/mmc/host/sdhci-dove.c
index 736d7a2eb7ec..8fc547a7048a 100644
--- a/drivers/mmc/host/sdhci-dove.c
+++ b/drivers/mmc/host/sdhci-dove.c
@@ -86,6 +86,7 @@ static u32 sdhci_dove_readl(struct sdhci_host *host, int reg)
static const struct sdhci_ops sdhci_dove_ops = {
.read_w = sdhci_dove_readw,
.read_l = sdhci_dove_readl,
+ .set_bus_width = sdhci_set_bus_width,
};
static const struct sdhci_pltfm_data sdhci_dove_pdata = {
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index b0b4eea8d232..568239d84cbe 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -668,7 +668,7 @@ static unsigned int esdhc_pltfm_get_ro(struct sdhci_host *host)
return -ENOSYS;
}
-static int esdhc_pltfm_bus_width(struct sdhci_host *host, int width)
+static void esdhc_pltfm_set_bus_width(struct sdhci_host *host, int width)
{
u32 ctrl;
@@ -686,8 +686,6 @@ static int esdhc_pltfm_bus_width(struct sdhci_host *host, int width)
esdhc_clrset_le(host, ESDHC_CTRL_BUSWIDTH_MASK, ctrl,
SDHCI_HOST_CONTROL);
-
- return 0;
}
static void esdhc_prepare_tuning(struct sdhci_host *host, u32 val)
@@ -888,7 +886,7 @@ static struct sdhci_ops sdhci_esdhc_ops = {
.get_max_clock = esdhc_pltfm_get_max_clock,
.get_min_clock = esdhc_pltfm_get_min_clock,
.get_ro = esdhc_pltfm_get_ro,
- .platform_bus_width = esdhc_pltfm_bus_width,
+ .set_bus_width = esdhc_pltfm_set_bus_width,
.set_uhs_signaling = esdhc_set_uhs_signaling,
};
diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
index f7c7cf62437d..9bb1dd263a45 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -54,6 +54,7 @@ static unsigned int sdhci_arasan_get_timeout_clock(struct sdhci_host *host)
static struct sdhci_ops sdhci_arasan_ops = {
.get_max_clock = sdhci_pltfm_clk_get_max_clock,
.get_timeout_clock = sdhci_arasan_get_timeout_clock,
+ .set_bus_width = sdhci_set_bus_width,
};
static struct sdhci_pltfm_data sdhci_arasan_pdata = {
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c
index 0b249970b119..86b8326e77c3 100644
--- a/drivers/mmc/host/sdhci-of-esdhc.c
+++ b/drivers/mmc/host/sdhci-of-esdhc.c
@@ -269,7 +269,7 @@ static void esdhc_of_platform_init(struct sdhci_host *host)
host->quirks &= ~SDHCI_QUIRK_NO_BUSY_IRQ;
}
-static int esdhc_pltfm_bus_width(struct sdhci_host *host, int width)
+static void esdhc_pltfm_set_bus_width(struct sdhci_host *host, int width)
{
u32 ctrl;
@@ -289,8 +289,6 @@ static int esdhc_pltfm_bus_width(struct sdhci_host *host, int width)
clrsetbits_be32(host->ioaddr + SDHCI_HOST_CONTROL,
ESDHC_CTRL_BUSWIDTH_MASK, ctrl);
-
- return 0;
}
static const struct sdhci_ops sdhci_esdhc_ops = {
@@ -310,7 +308,7 @@ static const struct sdhci_ops sdhci_esdhc_ops = {
.platform_resume = esdhc_of_resume,
#endif
.adma_workaround = esdhci_of_adma_workaround,
- .platform_bus_width = esdhc_pltfm_bus_width,
+ .set_bus_width = esdhc_pltfm_set_bus_width,
};
static const struct sdhci_pltfm_data sdhci_esdhc_pdata = {
diff --git a/drivers/mmc/host/sdhci-of-hlwd.c b/drivers/mmc/host/sdhci-of-hlwd.c
index 57c514a81ca5..4d5d0015e392 100644
--- a/drivers/mmc/host/sdhci-of-hlwd.c
+++ b/drivers/mmc/host/sdhci-of-hlwd.c
@@ -58,6 +58,7 @@ static const struct sdhci_ops sdhci_hlwd_ops = {
.write_l = sdhci_hlwd_writel,
.write_w = sdhci_hlwd_writew,
.write_b = sdhci_hlwd_writeb,
+ .set_bus_width = sdhci_set_bus_width,
};
static const struct sdhci_pltfm_data sdhci_hlwd_pdata = {
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index fdc612120362..8c4e9c2909b7 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -1031,7 +1031,7 @@ static int sdhci_pci_enable_dma(struct sdhci_host *host)
return 0;
}
-static int sdhci_pci_bus_width(struct sdhci_host *host, int width)
+static void sdhci_pci_set_bus_width(struct sdhci_host *host, int width)
{
u8 ctrl;
@@ -1052,8 +1052,6 @@ static int sdhci_pci_bus_width(struct sdhci_host *host, int width)
}
sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
-
- return 0;
}
static void sdhci_pci_gpio_hw_reset(struct sdhci_host *host)
@@ -1081,7 +1079,7 @@ static void sdhci_pci_hw_reset(struct sdhci_host *host)
static const struct sdhci_ops sdhci_pci_ops = {
.enable_dma = sdhci_pci_enable_dma,
- .platform_bus_width = sdhci_pci_bus_width,
+ .set_bus_width = sdhci_pci_set_bus_width,
.hw_reset = sdhci_pci_hw_reset,
};
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index bef250e95418..40b0fe224f9d 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -45,6 +45,7 @@ unsigned int sdhci_pltfm_clk_get_max_clock(struct sdhci_host *host)
EXPORT_SYMBOL_GPL(sdhci_pltfm_clk_get_max_clock);
static const struct sdhci_ops sdhci_pltfm_ops = {
+ .set_bus_width = sdhci_set_bus_width,
};
#ifdef CONFIG_OF
diff --git a/drivers/mmc/host/sdhci-pxav2.c b/drivers/mmc/host/sdhci-pxav2.c
index d51e061ec576..d24c282e5eb8 100644
--- a/drivers/mmc/host/sdhci-pxav2.c
+++ b/drivers/mmc/host/sdhci-pxav2.c
@@ -88,7 +88,7 @@ static void pxav2_set_private_registers(struct sdhci_host *host, u8 mask)
}
}
-static int pxav2_mmc_set_width(struct sdhci_host *host, int width)
+static void pxav2_mmc_set_bus_width(struct sdhci_host *host, int width)
{
u8 ctrl;
u16 tmp;
@@ -107,14 +107,12 @@ static int pxav2_mmc_set_width(struct sdhci_host *host, int width)
}
writew(tmp, host->ioaddr + SD_CE_ATA_2);
writeb(ctrl, host->ioaddr + SDHCI_HOST_CONTROL);
-
- return 0;
}
static const struct sdhci_ops pxav2_sdhci_ops = {
.get_max_clock = sdhci_pltfm_clk_get_max_clock,
.platform_reset_exit = pxav2_set_private_registers,
- .platform_bus_width = pxav2_mmc_set_width,
+ .set_bus_width = pxav2_mmc_set_bus_width,
};
#ifdef CONFIG_OF
diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
index 2fd73b38c303..b06db03b6d81 100644
--- a/drivers/mmc/host/sdhci-pxav3.c
+++ b/drivers/mmc/host/sdhci-pxav3.c
@@ -227,6 +227,7 @@ static const struct sdhci_ops pxav3_sdhci_ops = {
.set_uhs_signaling = pxav3_set_uhs_signaling,
.platform_send_init_74_clocks = pxav3_gen_init_74_clocks,
.get_max_clock = sdhci_pltfm_clk_get_max_clock,
+ .set_bus_width = sdhci_set_bus_width,
};
static struct sdhci_pltfm_data sdhci_pxav3_pdata = {
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index d61eb5a70833..181d8c962f26 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -329,14 +329,14 @@ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock)
}
/**
- * sdhci_s3c_platform_bus_width - support 8bit buswidth
+ * sdhci_s3c_set_bus_width - support 8bit buswidth
* @host: The SDHCI host being queried
* @width: MMC_BUS_WIDTH_ macro for the bus width being requested
*
* We have 8-bit width support but is not a v3 controller.
* So we add platform_bus_width() and support 8bit width.
*/
-static int sdhci_s3c_platform_bus_width(struct sdhci_host *host, int width)
+static void sdhci_s3c_set_bus_width(struct sdhci_host *host, int width)
{
u8 ctrl;
@@ -358,15 +358,13 @@ static int sdhci_s3c_platform_bus_width(struct sdhci_host *host, int width)
}
sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
-
- return 0;
}
static struct sdhci_ops sdhci_s3c_ops = {
.get_max_clock = sdhci_s3c_get_max_clk,
.set_clock = sdhci_s3c_set_clock,
.get_min_clock = sdhci_s3c_get_min_clock,
- .platform_bus_width = sdhci_s3c_platform_bus_width,
+ .set_bus_width = sdhci_s3c_set_bus_width,
};
static void sdhci_s3c_notify_change(struct platform_device *dev, int state)
diff --git a/drivers/mmc/host/sdhci-sirf.c b/drivers/mmc/host/sdhci-sirf.c
index 696122c1b468..16fcd48f9556 100644
--- a/drivers/mmc/host/sdhci-sirf.c
+++ b/drivers/mmc/host/sdhci-sirf.c
@@ -29,6 +29,7 @@ static unsigned int sdhci_sirf_get_max_clk(struct sdhci_host *host)
static struct sdhci_ops sdhci_sirf_ops = {
.get_max_clock = sdhci_sirf_get_max_clk,
+ .set_bus_width = sdhci_set_bus_width,
};
static struct sdhci_pltfm_data sdhci_sirf_pdata = {
diff --git a/drivers/mmc/host/sdhci-spear.c b/drivers/mmc/host/sdhci-spear.c
index 0316dec3f006..dc8967b657ed 100644
--- a/drivers/mmc/host/sdhci-spear.c
+++ b/drivers/mmc/host/sdhci-spear.c
@@ -38,7 +38,7 @@ struct spear_sdhci {
/* sdhci ops */
static const struct sdhci_ops sdhci_pltfm_ops = {
- /* Nothing to do for now. */
+ .set_bus_width = sdhci_set_bus_width,
};
#ifdef CONFIG_OF
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index a835898a68dd..feed799b827a 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -127,7 +127,7 @@ static void tegra_sdhci_reset_exit(struct sdhci_host *host, u8 mask)
}
}
-static int tegra_sdhci_buswidth(struct sdhci_host *host, int bus_width)
+static void tegra_sdhci_set_bus_width(struct sdhci_host *host, int bus_width)
{
u32 ctrl;
@@ -144,7 +144,6 @@ static int tegra_sdhci_buswidth(struct sdhci_host *host, int bus_width)
ctrl &= ~SDHCI_CTRL_4BITBUS;
}
sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
- return 0;
}
static const struct sdhci_ops tegra_sdhci_ops = {
@@ -152,7 +151,7 @@ static const struct sdhci_ops tegra_sdhci_ops = {
.read_l = tegra_sdhci_readl,
.read_w = tegra_sdhci_readw,
.write_l = tegra_sdhci_writel,
- .platform_bus_width = tegra_sdhci_buswidth,
+ .set_bus_width = tegra_sdhci_set_bus_width,
.platform_reset_exit = tegra_sdhci_reset_exit,
};
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 6b3ccd2d1f6c..0036f032b864 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1413,6 +1413,27 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
spin_unlock_irqrestore(&host->lock, flags);
}
+void sdhci_set_bus_width(struct sdhci_host *host, int width)
+{
+ u8 ctrl;
+
+ ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
+ if (width == MMC_BUS_WIDTH_8) {
+ ctrl &= ~SDHCI_CTRL_4BITBUS;
+ if (host->version >= SDHCI_SPEC_300)
+ ctrl |= SDHCI_CTRL_8BITBUS;
+ } else {
+ if (host->version >= SDHCI_SPEC_300)
+ ctrl &= ~SDHCI_CTRL_8BITBUS;
+ if (width == MMC_BUS_WIDTH_4)
+ ctrl |= SDHCI_CTRL_4BITBUS;
+ else
+ ctrl &= ~SDHCI_CTRL_4BITBUS;
+ }
+ sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
+}
+EXPORT_SYMBOL_GPL(sdhci_set_bus_width);
+
static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios)
{
unsigned long flags;
@@ -1458,29 +1479,7 @@ static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios)
if (host->ops->platform_send_init_74_clocks)
host->ops->platform_send_init_74_clocks(host, ios->power_mode);
- /*
- * If your platform has 8-bit width support but is not a v3 controller,
- * or if it requires special setup code, you should implement that in
- * platform_bus_width().
- */
- if (host->ops->platform_bus_width) {
- host->ops->platform_bus_width(host, ios->bus_width);
- } else {
- ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
- if (ios->bus_width == MMC_BUS_WIDTH_8) {
- ctrl &= ~SDHCI_CTRL_4BITBUS;
- if (host->version >= SDHCI_SPEC_300)
- ctrl |= SDHCI_CTRL_8BITBUS;
- } else {
- if (host->version >= SDHCI_SPEC_300)
- ctrl &= ~SDHCI_CTRL_8BITBUS;
- if (ios->bus_width == MMC_BUS_WIDTH_4)
- ctrl |= SDHCI_CTRL_4BITBUS;
- else
- ctrl &= ~SDHCI_CTRL_4BITBUS;
- }
- sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
- }
+ host->ops->set_bus_width(host, ios->bus_width);
ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index fc6f81d2f377..0301f928eb11 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -281,8 +281,7 @@ struct sdhci_ops {
unsigned int (*get_max_clock)(struct sdhci_host *host);
unsigned int (*get_min_clock)(struct sdhci_host *host);
unsigned int (*get_timeout_clock)(struct sdhci_host *host);
- int (*platform_bus_width)(struct sdhci_host *host,
- int width);
+ void (*set_bus_width)(struct sdhci_host *host, int width);
void (*platform_send_init_74_clocks)(struct sdhci_host *host,
u8 power_mode);
unsigned int (*get_ro)(struct sdhci_host *host);
@@ -402,6 +401,8 @@ static inline bool sdhci_sdio_irq_enabled(struct sdhci_host *host)
return !!(host->flags & SDHCI_SDIO_IRQ_ENABLED);
}
+void sdhci_set_bus_width(struct sdhci_host *host, int width);
+
#ifdef CONFIG_PM
extern int sdhci_suspend_host(struct sdhci_host *host);
extern int sdhci_resume_host(struct sdhci_host *host);
--
1.8.3.1
--
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