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Commit 95193796 authored by Michal Suchanek's avatar Michal Suchanek Committed by Brian Norris
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mtd: m25p80: read in spi_max_transfer_size chunks 



Take into account transfer size limitation of SPI master.

Signed-off-by: default avatarMichal Suchanek <hramrach@gmail.com>
Signed-off-by: default avatarBrian Norris <computersforpeace@gmail.com>
Acked-by: default avatarMichal Suchanek <hramrach@gmail.com>
Tested-by: default avatarMichal Suchanek <hramrach@gmail.com>
parent 26f9bcad

drivers/mtd/devices/m25p80.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -172,7 +172,7 @@ static ssize_t m25p80_read(struct spi_nor *nor, loff_t from, size_t len, 




	t[1].rx_buf = buf;

	t[1].rx_buf = buf;

	t[1].rx_nbits = m25p80_rx_nbits(nor);

	t[1].rx_nbits = m25p80_rx_nbits(nor);

	t[1].len = len;

	t[1].len = min(len, spi_max_transfer_size(spi));

	spi_message_add_tail(&t[1], &m);

	spi_message_add_tail(&t[1], &m);





	ret = spi_sync(spi, &m);

	ret = spi_sync(spi, &m);