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Merge remote-tracking branches 'spi/fix/lock', 'spi/fix/maintainers', 'spi/fix/put', 'spi/fix/pxa2xx', 'spi/fix/sh-msiof' and 'spi/fix/timeout' into spi-linus

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This commit is contained in:
Mark Brown
2016-09-06 12:32:09 +01:00
parent c6935931c1 764f21665a 2e365a703e 2932c28710 b70cd2de0e c3ccf357c3 d0716dde37
commit ae4860b533
7 changed files with 23 additions and 7 deletions
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10
drivers/spi/spi.c
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@ -960,7 +960,7 @@ static int spi_transfer_one_message(struct spi_master *master,
struct spi_transfer *xfer;
bool keep_cs = false;
int ret = 0;
unsigned long ms = 1;
unsigned long long ms = 1;
struct spi_statistics *statm = &master->statistics;
struct spi_statistics *stats = &msg->spi->statistics;
@ -991,9 +991,13 @@ static int spi_transfer_one_message(struct spi_master *master,
if (ret > 0) {
ret = 0;
ms = xfer->len * 8 * 1000 / xfer->speed_hz;
ms = 8LL * 1000LL * xfer->len;
do_div(ms, xfer->speed_hz);
ms += ms + 100; /* some tolerance */
if (ms > UINT_MAX)
ms = UINT_MAX;
ms = wait_for_completion_timeout(&master->xfer_completion,
msecs_to_jiffies(ms));
}
@ -1159,6 +1163,7 @@ static void __spi_pump_messages(struct spi_master *master, bool in_kthread)
if (ret < 0) {
dev_err(&master->dev, "Failed to power device: %d\n",
ret);
mutex_unlock(&master->io_mutex);
return;
}
}
@ -1174,6 +1179,7 @@ static void __spi_pump_messages(struct spi_master *master, bool in_kthread)
if (master->auto_runtime_pm)
pm_runtime_put(master->dev.parent);
mutex_unlock(&master->io_mutex);
return;
}
}