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spi: altera: Use bits_per_word_mask

PATCH Applied Axel Lin 2 participants 2 messages Mar 5, 2014 – Mar 13, 2014 SPI

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Axel Lin

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#0 lore raw

PATCH 1/1 spi: altera: Use bits_per_word_mask

This driver does not work for bits_per_word greater than 16.
Set bits_per_word_mask so spi core will reject transfers that attempt to use an unsupported bits_per_word value.

Signed-off-by Axel Lin <[email protected]>
---
 drivers/spi/spi-altera.c | 1 +
 1 file changed, 1 insertion(+)
drivers/spi/spi-altera.c +1 -0
index 1928b83..f83f626 100644
@@ -213,6 +213,7 @@ static int altera_spi_probe(struct platform_device *pdev)
 	master->bus_num = pdev->id;
 	master->num_chipselect = 16;
 	master->mode_bits = SPI_CS_HIGH;
+	master->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 16);
 
 	hw = spi_master_get_devdata(master);
 	platform_set_drvdata(pdev, hw);
Signature · 8 lines
1.8.1.2



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Applied
#1 lore raw
Quoted 3 lines · Axel Lin

This driver does not work for bits_per_word greater than 16.
Set bits_per_word_mask so spi core will reject transfers that attempt to use an unsupported bits_per_word value.

Applied, thanks.