The sdhci_pltfm_data struct is never modified within the sdhci_pltfm module. So
make the pdata parameter to sdhci_pltfm_init and sdhci_pltfm_register const.
This allows drivers to declare their sdhci_pltfm_data struct as const.

This patch also makes the sdhci_pltfm_data declarations const where possible.

Signed-off-by: Lars-Peter Clausen <l...@metafoo.de>
---
 drivers/mmc/host/sdhci-bcm2835.c   | 2 +-
 drivers/mmc/host/sdhci-cns3xxx.c   | 2 +-
 drivers/mmc/host/sdhci-dove.c      | 2 +-
 drivers/mmc/host/sdhci-esdhc-imx.c | 2 +-
 drivers/mmc/host/sdhci-of-esdhc.c  | 2 +-
 drivers/mmc/host/sdhci-of-hlwd.c   | 2 +-
 drivers/mmc/host/sdhci-pltfm.c     | 4 ++--
 drivers/mmc/host/sdhci-pltfm.h     | 4 ++--
 drivers/mmc/host/sdhci-tegra.c     | 6 +++---
 9 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/drivers/mmc/host/sdhci-bcm2835.c b/drivers/mmc/host/sdhci-bcm2835.c
index 8ffea05..29e9e40 100644
--- a/drivers/mmc/host/sdhci-bcm2835.c
+++ b/drivers/mmc/host/sdhci-bcm2835.c
@@ -135,7 +135,7 @@ static struct sdhci_ops bcm2835_sdhci_ops = {
        .get_min_clock = bcm2835_sdhci_get_min_clock,
 };
 
-static struct sdhci_pltfm_data bcm2835_sdhci_pdata = {
+static const struct sdhci_pltfm_data bcm2835_sdhci_pdata = {
        .quirks = SDHCI_QUIRK_BROKEN_CARD_DETECTION |
                  SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK,
        .ops = &bcm2835_sdhci_ops,
diff --git a/drivers/mmc/host/sdhci-cns3xxx.c b/drivers/mmc/host/sdhci-cns3xxx.c
index 30bfdc4..15a936a 100644
--- a/drivers/mmc/host/sdhci-cns3xxx.c
+++ b/drivers/mmc/host/sdhci-cns3xxx.c
@@ -85,7 +85,7 @@ static struct sdhci_ops sdhci_cns3xxx_ops = {
        .set_clock      = sdhci_cns3xxx_set_clock,
 };
 
-static struct sdhci_pltfm_data sdhci_cns3xxx_pdata = {
+static const struct sdhci_pltfm_data sdhci_cns3xxx_pdata = {
        .ops = &sdhci_cns3xxx_ops,
        .quirks = SDHCI_QUIRK_BROKEN_DMA |
                  SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK |
diff --git a/drivers/mmc/host/sdhci-dove.c b/drivers/mmc/host/sdhci-dove.c
index 169fab9..b514f68 100644
--- a/drivers/mmc/host/sdhci-dove.c
+++ b/drivers/mmc/host/sdhci-dove.c
@@ -88,7 +88,7 @@ static struct sdhci_ops sdhci_dove_ops = {
        .read_l = sdhci_dove_readl,
 };
 
-static struct sdhci_pltfm_data sdhci_dove_pdata = {
+static const struct sdhci_pltfm_data sdhci_dove_pdata = {
        .ops    = &sdhci_dove_ops,
        .quirks = SDHCI_QUIRK_NO_SIMULT_VDD_AND_POWER |
                  SDHCI_QUIRK_NO_BUSY_IRQ |
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c 
b/drivers/mmc/host/sdhci-esdhc-imx.c
index 78ac002..68c301d 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -412,7 +412,7 @@ static struct sdhci_ops sdhci_esdhc_ops = {
        .platform_bus_width = esdhc_pltfm_bus_width,
 };
 
-static struct sdhci_pltfm_data sdhci_esdhc_imx_pdata = {
+static const struct sdhci_pltfm_data sdhci_esdhc_imx_pdata = {
        .quirks = ESDHC_DEFAULT_QUIRKS | SDHCI_QUIRK_NO_HISPD_BIT
                        | SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC
                        | SDHCI_QUIRK_BROKEN_ADMA_ZEROLEN_DESC
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c 
b/drivers/mmc/host/sdhci-of-esdhc.c
index f32526d..b98b919 100644
--- a/drivers/mmc/host/sdhci-of-esdhc.c
+++ b/drivers/mmc/host/sdhci-of-esdhc.c
@@ -249,7 +249,7 @@ static struct sdhci_ops sdhci_esdhc_ops = {
        .adma_workaround = esdhci_of_adma_workaround,
 };
 
-static struct sdhci_pltfm_data sdhci_esdhc_pdata = {
+static const struct sdhci_pltfm_data sdhci_esdhc_pdata = {
        /*
         * card detection could be handled via GPIO
         * eSDHC cannot support End Attribute in NOP ADMA descriptor
diff --git a/drivers/mmc/host/sdhci-of-hlwd.c b/drivers/mmc/host/sdhci-of-hlwd.c
index c3d3715..7ea5c02 100644
--- a/drivers/mmc/host/sdhci-of-hlwd.c
+++ b/drivers/mmc/host/sdhci-of-hlwd.c
@@ -60,7 +60,7 @@ static struct sdhci_ops sdhci_hlwd_ops = {
        .write_b = sdhci_hlwd_writeb,
 };
 
-static struct sdhci_pltfm_data sdhci_hlwd_pdata = {
+static const struct sdhci_pltfm_data sdhci_hlwd_pdata = {
        .quirks = SDHCI_QUIRK_32BIT_DMA_ADDR |
                  SDHCI_QUIRK_32BIT_DMA_SIZE,
        .ops = &sdhci_hlwd_ops,
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index 3145a78..b5b8a21 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -114,7 +114,7 @@ void sdhci_get_of_property(struct platform_device *pdev) {}
 EXPORT_SYMBOL_GPL(sdhci_get_of_property);
 
 struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
-                                   struct sdhci_pltfm_data *pdata)
+                                   const struct sdhci_pltfm_data *pdata)
 {
        struct sdhci_host *host;
        struct sdhci_pltfm_host *pltfm_host;
@@ -201,7 +201,7 @@ void sdhci_pltfm_free(struct platform_device *pdev)
 EXPORT_SYMBOL_GPL(sdhci_pltfm_free);
 
 int sdhci_pltfm_register(struct platform_device *pdev,
-                        struct sdhci_pltfm_data *pdata)
+                        const struct sdhci_pltfm_data *pdata)
 {
        struct sdhci_host *host;
        int ret = 0;
diff --git a/drivers/mmc/host/sdhci-pltfm.h b/drivers/mmc/host/sdhci-pltfm.h
index 153b6c5..8a4318e 100644
--- a/drivers/mmc/host/sdhci-pltfm.h
+++ b/drivers/mmc/host/sdhci-pltfm.h
@@ -91,11 +91,11 @@ static inline void sdhci_be32bs_writeb(struct sdhci_host 
*host, u8 val, int reg)
 extern void sdhci_get_of_property(struct platform_device *pdev);
 
 extern struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
-                                          struct sdhci_pltfm_data *pdata);
+                                       const struct sdhci_pltfm_data *pdata);
 extern void sdhci_pltfm_free(struct platform_device *pdev);
 
 extern int sdhci_pltfm_register(struct platform_device *pdev,
-                               struct sdhci_pltfm_data *pdata);
+                               const struct sdhci_pltfm_data *pdata);
 extern int sdhci_pltfm_unregister(struct platform_device *pdev);
 
 extern unsigned int sdhci_pltfm_clk_get_max_clock(struct sdhci_host *host);
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index 5a600a5..db2bea9 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -40,7 +40,7 @@
 #define NVQUIRK_ENABLE_SDHCI_SPEC_300  BIT(2)
 
 struct sdhci_tegra_soc_data {
-       struct sdhci_pltfm_data *pdata;
+       const struct sdhci_pltfm_data *pdata;
        u32 nvquirks;
 };
 
@@ -175,7 +175,7 @@ static struct sdhci_ops tegra_sdhci_ops = {
 };
 
 #ifdef CONFIG_ARCH_TEGRA_2x_SOC
-static struct sdhci_pltfm_data sdhci_tegra20_pdata = {
+static const struct sdhci_pltfm_data sdhci_tegra20_pdata = {
        .quirks = SDHCI_QUIRK_BROKEN_TIMEOUT_VAL |
                  SDHCI_QUIRK_SINGLE_POWER_WRITE |
                  SDHCI_QUIRK_NO_HISPD_BIT |
@@ -191,7 +191,7 @@ static struct sdhci_tegra_soc_data soc_data_tegra20 = {
 #endif
 
 #ifdef CONFIG_ARCH_TEGRA_3x_SOC
-static struct sdhci_pltfm_data sdhci_tegra30_pdata = {
+static const struct sdhci_pltfm_data sdhci_tegra30_pdata = {
        .quirks = SDHCI_QUIRK_BROKEN_TIMEOUT_VAL |
                  SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK |
                  SDHCI_QUIRK_SINGLE_POWER_WRITE |
-- 
1.8.0

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