[PATCH 1/6] drm/tinydrm/mipi-dbi: Move cmdlock mutex init
Noralf Trønnes
noralf at tronnes.org
Sat Jul 20 13:47:04 UTC 2019
cmdlock protects command execution so put it in mipi_dbi_spi_init()
where it conceptually belongs.
This is prep work for the splitting of struct mipi_dbi.
Signed-off-by: Noralf Trønnes <noralf at tronnes.org>
---
drivers/gpu/drm/tinydrm/mipi-dbi.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/tinydrm/mipi-dbi.c b/drivers/gpu/drm/tinydrm/mipi-dbi.c
index 42465228129c..37a73b4c0f85 100644
--- a/drivers/gpu/drm/tinydrm/mipi-dbi.c
+++ b/drivers/gpu/drm/tinydrm/mipi-dbi.c
@@ -506,8 +506,6 @@ int mipi_dbi_init_with_formats(struct mipi_dbi *mipi,
if (!mipi->command)
return -EINVAL;
- mutex_init(&mipi->cmdlock);
-
mipi->tx_buf = devm_kmalloc(drm->dev, tx_buf_size, GFP_KERNEL);
if (!mipi->tx_buf)
return -ENOMEM;
@@ -1120,6 +1118,8 @@ int mipi_dbi_spi_init(struct spi_device *spi, struct mipi_dbi *mipi,
return -ENOMEM;
}
+ mutex_init(&mipi->cmdlock);
+
DRM_DEBUG_DRIVER("SPI speed: %uMHz\n", spi->max_speed_hz / 1000000);
return 0;
--
2.20.1
More information about the dri-devel
mailing list