[PATCH v3 5/5] mmc: sdhci-pci: Remove dead code (rst_n_gpio et al)
From: Andy Shevchenko
Date: Thu Oct 14 2021 - 09:26:28 EST
There is no user of this member. Remove the dead code for good.
The removal is dependent on the previous removal of the
struct sdhci_pci_data.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
---
drivers/mmc/host/sdhci-pci-core.c | 27 ---------------------------
drivers/mmc/host/sdhci-pci.h | 2 --
2 files changed, 29 deletions(-)
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index e2b6f60e9f01..6f9877546830 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -1915,21 +1915,6 @@ int sdhci_pci_enable_dma(struct sdhci_host *host)
return 0;
}
-static void sdhci_pci_gpio_hw_reset(struct sdhci_host *host)
-{
- struct sdhci_pci_slot *slot = sdhci_priv(host);
- int rst_n_gpio = slot->rst_n_gpio;
-
- if (!gpio_is_valid(rst_n_gpio))
- return;
- gpio_set_value_cansleep(rst_n_gpio, 0);
- /* For eMMC, minimum is 1us but give it 10us for good measure */
- udelay(10);
- gpio_set_value_cansleep(rst_n_gpio, 1);
- /* For eMMC, minimum is 200us but give it 300us for good measure */
- usleep_range(300, 1000);
-}
-
static void sdhci_pci_hw_reset(struct sdhci_host *host)
{
struct sdhci_pci_slot *slot = sdhci_priv(host);
@@ -2060,7 +2045,6 @@ static struct sdhci_pci_slot *sdhci_pci_probe_slot(
slot->chip = chip;
slot->host = host;
- slot->rst_n_gpio = -EINVAL;
slot->cd_idx = -1;
host->hw_name = "PCI";
@@ -2086,17 +2070,6 @@ static struct sdhci_pci_slot *sdhci_pci_probe_slot(
goto cleanup;
}
- if (gpio_is_valid(slot->rst_n_gpio)) {
- if (!devm_gpio_request(&pdev->dev, slot->rst_n_gpio, "eMMC_reset")) {
- gpio_direction_output(slot->rst_n_gpio, 1);
- slot->host->mmc->caps |= MMC_CAP_HW_RESET;
- slot->hw_reset = sdhci_pci_gpio_hw_reset;
- } else {
- dev_warn(&pdev->dev, "failed to request rst_n_gpio\n");
- slot->rst_n_gpio = -EINVAL;
- }
- }
-
host->mmc->pm_caps = MMC_PM_KEEP_POWER;
host->mmc->slotno = slotno;
host->mmc->caps2 |= MMC_CAP2_NO_PRESCAN_POWERUP;
diff --git a/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h
index 8bb3b9c78589..5e3193278ff9 100644
--- a/drivers/mmc/host/sdhci-pci.h
+++ b/drivers/mmc/host/sdhci-pci.h
@@ -157,8 +157,6 @@ struct sdhci_pci_slot {
struct sdhci_pci_chip *chip;
struct sdhci_host *host;
- int rst_n_gpio;
-
int cd_idx;
bool cd_override_level;
--
2.33.0