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drm/tinydrm/mipi-dbi: Move cmdlock mutex init

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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.

Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190722104312.16184-2-noralf@tronnes.org
This commit is contained in:
Noralf Trønnes 2019-07-22 12:43:04 +02:00
parent a9c342ab77
commit 771ea160e6
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/tinydrm/mipi-dbi.c
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@ -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;