summaryrefslogtreecommitdiff
path: root/drivers/mmc
diff options
context:
space:
mode:
authorAdrian Hunter <adrian.hunter@intel.com>2022-09-26 22:20:19 +0300
committerUlf Hansson <ulf.hansson@linaro.org>2022-09-28 10:08:27 +0200
commitaa9907224b50b819ba5a7cf200e8ede70f6b1fef (patch)
tree8dc94a610efce012ae3e0c727a3f066eb952c4d7 /drivers/mmc
parentc8b41c07d22719d31c3325a898ae80f2d58ac405 (diff)
mmc: sdhci: Separate out sdhci_reset_for_all()
Tidy sdhci_do_reset() slightly by separating out sdhci_reset_for_all() which removes the need to test the mask in sdhci_do_reset(). Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Reviewed-by: Thierry Reding <treding@nvidia.com> Link: https://lore.kernel.org/r/20220926192022.85660-2-adrian.hunter@intel.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/sdhci.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 251172890af7..a20123df2a6e 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -233,23 +233,27 @@ void sdhci_reset(struct sdhci_host *host, u8 mask)
}
EXPORT_SYMBOL_GPL(sdhci_reset);
-static void sdhci_do_reset(struct sdhci_host *host, u8 mask)
+static bool sdhci_do_reset(struct sdhci_host *host, u8 mask)
{
if (host->quirks & SDHCI_QUIRK_NO_CARD_NO_RESET) {
struct mmc_host *mmc = host->mmc;
if (!mmc->ops->get_cd(mmc))
- return;
+ return false;
}
host->ops->reset(host, mask);
- if (mask & SDHCI_RESET_ALL) {
+ return true;
+}
+
+static void sdhci_reset_for_all(struct sdhci_host *host)
+{
+ if (sdhci_do_reset(host, SDHCI_RESET_ALL)) {
if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA)) {
if (host->ops->enable_dma)
host->ops->enable_dma(host);
}
-
/* Resetting the controller clears many */
host->preset_enabled = false;
}
@@ -325,7 +329,7 @@ static void sdhci_init(struct sdhci_host *host, int soft)
if (soft)
sdhci_do_reset(host, SDHCI_RESET_CMD | SDHCI_RESET_DATA);
else
- sdhci_do_reset(host, SDHCI_RESET_ALL);
+ sdhci_reset_for_all(host);
if (host->v4_mode)
sdhci_do_enable_v4_mode(host);
@@ -4066,7 +4070,7 @@ void __sdhci_read_caps(struct sdhci_host *host, const u16 *ver,
if (debug_quirks2)
host->quirks2 = debug_quirks2;
- sdhci_do_reset(host, SDHCI_RESET_ALL);
+ sdhci_reset_for_all(host);
if (host->v4_mode)
sdhci_do_enable_v4_mode(host);
@@ -4807,7 +4811,7 @@ int __sdhci_add_host(struct sdhci_host *host)
unled:
sdhci_led_unregister(host);
unirq:
- sdhci_do_reset(host, SDHCI_RESET_ALL);
+ sdhci_reset_for_all(host);
sdhci_writel(host, 0, SDHCI_INT_ENABLE);
sdhci_writel(host, 0, SDHCI_SIGNAL_ENABLE);
free_irq(host->irq, host);
@@ -4865,7 +4869,7 @@ void sdhci_remove_host(struct sdhci_host *host, int dead)
sdhci_led_unregister(host);
if (!dead)
- sdhci_do_reset(host, SDHCI_RESET_ALL);
+ sdhci_reset_for_all(host);
sdhci_writel(host, 0, SDHCI_INT_ENABLE);
sdhci_writel(host, 0, SDHCI_SIGNAL_ENABLE);