when SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK is set, timeout_clk is sdclk.
We need to update it when we change sdclk in sdhci_set_clock.
This allow to have a more precisse timeout and max_busy_timeout. This
can help for command that need a big busy wait (erase, ...).
Signed-off-by: Matthieu CASTET <matthieu.castet@xxxxxxxxxx>
---
drivers/mmc/host/sdhci.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 9df59a4..76b1aab 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1192,8 +1192,13 @@ void sdhci_set_clock(struct sdhci_host *host, unsigned int clock)
}
clock_set:
- if (real_div)
+ if (real_div) {
host->mmc->actual_clock = (host->max_clk * clk_mul) / real_div;
+ if (host->quirks & SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK) {
+ host->timeout_clk = host->mmc->actual_clock / 1000;
+ host->mmc->max_busy_timeout = (1 << 27) / host->timeout_clk;
+ }
+ }
clk |= (div & SDHCI_DIV_MASK) << SDHCI_DIVIDER_SHIFT;
clk |= ((div & SDHCI_DIV_HI_MASK) >> SDHCI_DIV_MASK_LEN)
--
2.1.0.rc1
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