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authorIngo Molnar <mingo@kernel.org>2021-10-16 15:17:46 +0200
committerIngo Molnar <mingo@kernel.org>2021-10-16 15:17:46 +0200
commit082f20b21de20285da2cbfc1be29656f0714c1b8 (patch)
tree6170af99f1491fe256351b9cf92725dbda79c153 /drivers/mmc/host/sdhci-of-at91.c
parent724fc0248d450224b19ef5b5ee41e392348f6704 (diff)
parentb2381acd3fd9bacd2c63f53b2c610c89959b31cc (diff)
Merge branch 'x86/urgent' into x86/fpu, to resolve a conflict
Resolve the conflict between these commits: x86/fpu: 1193f408cd51 ("x86/fpu/signal: Change return type of __fpu_restore_sig() to boolean") x86/urgent: d298b03506d3 ("x86/fpu: Restore the masking out of reserved MXCSR bits") b2381acd3fd9 ("x86/fpu: Mask out the invalid MXCSR bits properly") Conflicts: arch/x86/kernel/fpu/signal.c Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/mmc/host/sdhci-of-at91.c')
-rw-r--r--drivers/mmc/host/sdhci-of-at91.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/mmc/host/sdhci-of-at91.c b/drivers/mmc/host/sdhci-of-at91.c
index 5564d7b23e7c..d1a1c548c515 100644
--- a/drivers/mmc/host/sdhci-of-at91.c
+++ b/drivers/mmc/host/sdhci-of-at91.c
@@ -11,6 +11,7 @@
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/io.h>
+#include <linux/iopoll.h>
#include <linux/kernel.h>
#include <linux/mmc/host.h>
#include <linux/mmc/slot-gpio.h>
@@ -61,7 +62,6 @@ static void sdhci_at91_set_force_card_detect(struct sdhci_host *host)
static void sdhci_at91_set_clock(struct sdhci_host *host, unsigned int clock)
{
u16 clk;
- unsigned long timeout;
host->mmc->actual_clock = 0;
@@ -86,16 +86,11 @@ static void sdhci_at91_set_clock(struct sdhci_host *host, unsigned int clock)
sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);
/* Wait max 20 ms */
- timeout = 20;
- while (!((clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL))
- & SDHCI_CLOCK_INT_STABLE)) {
- if (timeout == 0) {
- pr_err("%s: Internal clock never stabilised.\n",
- mmc_hostname(host->mmc));
- return;
- }
- timeout--;
- mdelay(1);
+ if (read_poll_timeout(sdhci_readw, clk, (clk & SDHCI_CLOCK_INT_STABLE),
+ 1000, 20000, false, host, SDHCI_CLOCK_CONTROL)) {
+ pr_err("%s: Internal clock never stabilised.\n",
+ mmc_hostname(host->mmc));
+ return;
}
clk |= SDHCI_CLOCK_CARD_EN;
@@ -114,6 +109,7 @@ static void sdhci_at91_reset(struct sdhci_host *host, u8 mask)
{
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_at91_priv *priv = sdhci_pltfm_priv(pltfm_host);
+ unsigned int tmp;
sdhci_reset(host, mask);
@@ -126,6 +122,10 @@ static void sdhci_at91_reset(struct sdhci_host *host, u8 mask)
sdhci_writel(host, calcr | SDMMC_CALCR_ALWYSON | SDMMC_CALCR_EN,
SDMMC_CALCR);
+
+ if (read_poll_timeout(sdhci_readl, tmp, !(tmp & SDMMC_CALCR_EN),
+ 10, 20000, false, host, SDMMC_CALCR))
+ dev_err(mmc_dev(host->mmc), "Failed to calibrate\n");
}
}