mmc: rename mmc_can_gpio_ro() to mmc_host_can_gpio_ro()

mmc_can_* functions sometimes relate to the card and sometimes to the host.
Make it obvious by renaming this function to include 'host'.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20250401095847.29271-12-wsa+renesas@sang-engineering.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

Author: Wolfram Sang

drivers/mmc/core/slot-gpio.c

@@ -275,10 +275,10 @@ int mmc_gpiod_request_ro(struct mmc_host *host, const char *con_id,
 }
 EXPORT_SYMBOL(mmc_gpiod_request_ro);
 
-bool mmc_can_gpio_ro(struct mmc_host *host)
+bool mmc_host_can_gpio_ro(struct mmc_host *host)
 {
 	struct mmc_gpio *ctx = host->slot.handler_priv;
 
 	return ctx->ro_gpio ? true : false;
 }
-EXPORT_SYMBOL(mmc_can_gpio_ro);
+EXPORT_SYMBOL(mmc_host_can_gpio_ro);

drivers/mmc/host/renesas_sdhi_core.c

@@ -1112,7 +1112,7 @@ int renesas_sdhi_probe(struct platform_device *pdev,
 		host->mmc->caps2 &= ~(MMC_CAP2_HS400 | MMC_CAP2_HS400_ES);
 
 	/* For some SoC, we disable internal WP. GPIO may override this */
-	if (mmc_can_gpio_ro(host->mmc))
+	if (mmc_host_can_gpio_ro(host->mmc))
 		mmc_data->capabilities2 &= ~MMC_CAP2_NO_WRITE_PROTECT;
 
 	/* SDR speeds are only available on Gen2+ */

drivers/mmc/host/sdhci-omap.c

@@ -1270,7 +1270,7 @@ static int sdhci_omap_probe(struct platform_device *pdev)
 			mmc->f_max = 48000000;
 	}
 
-	if (!mmc_can_gpio_ro(mmc))
+	if (!mmc_host_can_gpio_ro(mmc))
 		mmc->caps2 |= MMC_CAP2_NO_WRITE_PROTECT;
 
 	pltfm_host->clk = devm_clk_get(dev, "fck");

drivers/mmc/host/sdhci.c

@@ -2571,7 +2571,7 @@ int sdhci_get_ro(struct mmc_host *mmc)
 		is_readonly = 0;
 	} else if (host->ops->get_ro) {
 		is_readonly = host->ops->get_ro(host);
-	} else if (mmc_can_gpio_ro(mmc)) {
+	} else if (mmc_host_can_gpio_ro(mmc)) {
 		is_readonly = mmc_gpio_get_ro(mmc);
 		/* Do not invert twice */
 		allow_invert = !(mmc->caps2 & MMC_CAP2_RO_ACTIVE_HIGH);

drivers/mmc/host/tmio_mmc_core.c

@@ -1176,7 +1176,7 @@ int tmio_mmc_host_probe(struct tmio_mmc_host *_host)
 				  dma_max_mapping_size(&pdev->dev));
 	mmc->max_seg_size = mmc->max_req_size;
 
-	if (mmc_can_gpio_ro(mmc))
+	if (mmc_host_can_gpio_ro(mmc))
 		_host->ops.get_ro = mmc_gpio_get_ro;
 
 	if (mmc_host_can_gpio_cd(mmc))

include/linux/mmc/slot-gpio.h

@@ -25,6 +25,6 @@ int mmc_gpiod_set_cd_config(struct mmc_host *host, unsigned long config);
 int mmc_gpio_set_cd_wake(struct mmc_host *host, bool on);
 void mmc_gpiod_request_cd_irq(struct mmc_host *host);
 bool mmc_host_can_gpio_cd(struct mmc_host *host);
-bool mmc_can_gpio_ro(struct mmc_host *host);
+bool mmc_host_can_gpio_ro(struct mmc_host *host);
 
 #endif