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spi: dw: Use an explicit set_cs assignment 

Simplify the dw_spi_add_host() method a bit by replacing the currently
implemented default set_cs callback setting up and later having it
overwritten by a custom function with direct if-else-based callback
assignment.

Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
Link: https://lore.kernel.org/r/20201007235511.4935-2-Sergey.Semin@baikalelectronics.ru
Signed-off-by: Mark Brown <broonie@kernel.org>
zero-sugar-mainline-defconfig
Serge Semin 2020-10-08 02:54:50 +03:00 committed by Mark Brown
parent 3bfd9103c7
commit f68fe8de36
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GPG Key ID: 24D68B725D5487D0
1 changed files with 4 additions and 4 deletions
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8
drivers/spi/spi-dw-core.c
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@ -477,7 +477,10 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws)
master->num_chipselect = dws->num_cs;
master->setup = dw_spi_setup;
master->cleanup = dw_spi_cleanup;
master->set_cs = dw_spi_set_cs;
if (dws->set_cs)
master->set_cs = dws->set_cs;
else
master->set_cs = dw_spi_set_cs;
master->transfer_one = dw_spi_transfer_one;
master->handle_err = dw_spi_handle_err;
master->max_speed_hz = dws->max_freq;
@ -486,9 +489,6 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws)
master->flags = SPI_MASTER_GPIO_SS;
master->auto_runtime_pm = true;
if (dws->set_cs)
master->set_cs = dws->set_cs;
/* Get default rx sample delay */
device_property_read_u32(dev, "rx-sample-delay-ns",
&dws->def_rx_sample_dly_ns);