From 883b9f52b705278eca84357dd09ac3983c64535f Mon Sep 17 00:00:00 2001 From: Nam Cao Date: Wed, 6 Dec 2023 15:52:33 +0100 Subject: [PATCH] spi: cadence: revert "Add SPI transfer delays" commit 7a733e060bd20edb63b1f27f0b29cf9b184e0e8b upstream. The commit 855a40cd8ccc ("spi: cadence: Add SPI transfer delays") adds a delay after each transfer into the driver's transfer_one(). However, the delay is already done in SPI core. So this commit unnecessarily doubles the delay amount. Revert this commit. Signed-off-by: Nam Cao Link: https://lore.kernel.org/r/20231206145233.74982-1-namcao@linutronix.de Signed-off-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- drivers/spi/spi-cadence.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/spi/spi-cadence.c b/drivers/spi/spi-cadence.c index 12c940b..bd96d8b 100644 --- a/drivers/spi/spi-cadence.c +++ b/drivers/spi/spi-cadence.c @@ -451,7 +451,6 @@ static int cdns_transfer_one(struct spi_controller *ctlr, udelay(10); cdns_spi_process_fifo(xspi, xspi->tx_fifo_depth, 0); - spi_transfer_delay_exec(transfer); cdns_spi_write(xspi, CDNS_SPI_IER, CDNS_SPI_IXR_DEFAULT); return transfer->len; -- 2.7.4