aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/spi/spi-mxs.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2019-03-04 19:23:56 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-04 19:23:56 -0800
commitdcc75ddea1c3dde05db2f485d617dc8431177e33 (patch)
tree42f416f8519ebde96f368277559447c056d2b491 /drivers/spi/spi-mxs.c
parentMerge tag 'regulator-v5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator (diff)
parentMerge branch 'spi-5.1' into spi-next (diff)
downloadlinux-dev-dcc75ddea1c3dde05db2f485d617dc8431177e33.tar.xz
linux-dev-dcc75ddea1c3dde05db2f485d617dc8431177e33.zip
Merge tag 'spi-v5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi
Pull spi updates from Mark Brown: "A fairly quiet release for SPI, the biggest thing is the conversion to use GPIO descriptors which is now 90% done but still needs some stragglers converting. Summary: - Support for inter-word delays - Conversion of the core and most drivers to use GPIO descriptors for GPIO controlled chip selects - New drivers for NXP FlexSPI and QuadSPI, SiFive and Spreadtrum" * tag 'spi-v5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (104 commits) spi: sh-msiof: Restrict bits per word to 8/16/24/32 on R-Car Gen2/3 spi: sifive: Remove redundant dev_err call in sifive_spi_probe() spi: sifive: Remove spi_master_put in sifive_spi_remove() spi: spi-gpio: fix SPI_CS_HIGH capability spi: pxa2xx: Setup maximum supported DMA transfer length spi: sifive: Add driver for the SiFive SPI controller spi: sifive: Add DT documentation for SiFive SPI controller spi: sprd: Add a prefix for SPI DMA channel macros spi: sprd: spi: sprd: Add DMA mode support dt-bindings: spi: Add the DMA properties for the SPI dma mode spi: sprd: Add the SPI irq function for the SPI DMA mode dt-bindings: spi: imx: Add an entry for the i.MX8QM compatible spi: use gpio[d]_set_value_cansleep for setting chipselect GPIO spi: gpio: Advertise support for SPI_CS_HIGH spi: sh-msiof: Replace spi_master by spi_controller spi: sh-hspi: Replace spi_master by spi_controller spi: rspi: Replace spi_master by spi_controller spi: atmel-quadspi: add support for sam9x60 qspi controller dt-bindings: spi: atmel-quadspi: QuadSPI driver for Microchip SAM9X60 spi: atmel-quadspi: add support for named peripheral clock ...
Diffstat (limited to 'drivers/spi/spi-mxs.c')
-rw-r--r--drivers/spi/spi-mxs.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index 6ac95a2a21ce..7bf53cfc25d6 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -39,6 +39,7 @@
#include <linux/stmp_device.h>
#include <linux/spi/spi.h>
#include <linux/spi/mxs-spi.h>
+#include <trace/events/spi.h>
#define DRIVER_NAME "mxs-spi"
@@ -374,6 +375,8 @@ static int mxs_spi_transfer_one(struct spi_master *master,
list_for_each_entry(t, &m->transfers, transfer_list) {
+ trace_spi_transfer_start(m, t);
+
status = mxs_spi_setup_transfer(m->spi, t);
if (status)
break;
@@ -419,6 +422,8 @@ static int mxs_spi_transfer_one(struct spi_master *master,
flag);
}
+ trace_spi_transfer_stop(m, t);
+
if (status) {
stmp_reset_block(ssp->base);
break;