On Thu, Feb 27, 2020 at 07:15:18PM +0100, Daniel Vetter wrote:
> 7/7 drivers agree that's the right choice, let's do this.
>
> This avoids duplicating the same old error checking code over all 7
> drivers, which is the motivation here.
>
> Reviewed-by: Noralf Trønnes <nor...@tronnes.org>
> Tested-by: Noralf Trønnes <nor...@tronnes.org>
> Signed-off-by: Daniel Vetter <daniel.vet...@intel.com>
> Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
> Cc: Maxime Ripard <mrip...@kernel.org>
> Cc: Thomas Zimmermann <tzimmerm...@suse.de>
> Cc: David Airlie <airl...@linux.ie>
> Cc: Daniel Vetter <dan...@ffwll.ch>
> Cc: Eric Anholt <e...@anholt.net>
> Cc: David Lechner <da...@lechnology.com>
> Cc: Kamlesh Gurudasani <kamlesh.gurudas...@gmail.com>
> Cc: "Noralf Trønnes" <nor...@tronnes.org>
> Cc: Sam Ravnborg <s...@ravnborg.org>
Acked-by: Sam Ravnborg <s...@ravnborg.org>
> ---
> drivers/gpu/drm/drm_mipi_dbi.c | 4 ++++
> drivers/gpu/drm/tiny/hx8357d.c | 2 --
> drivers/gpu/drm/tiny/ili9225.c | 2 --
> drivers/gpu/drm/tiny/ili9341.c | 2 --
> drivers/gpu/drm/tiny/ili9486.c | 2 --
> drivers/gpu/drm/tiny/mi0283qt.c | 2 --
> drivers/gpu/drm/tiny/st7586.c | 2 --
> drivers/gpu/drm/tiny/st7735r.c | 2 --
> 8 files changed, 4 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_mipi_dbi.c b/drivers/gpu/drm/drm_mipi_dbi.c
> index a678e07508d4..9de1586659be 100644
> --- a/drivers/gpu/drm/drm_mipi_dbi.c
> +++ b/drivers/gpu/drm/drm_mipi_dbi.c
> @@ -510,6 +510,10 @@ int mipi_dbi_dev_init_with_formats(struct mipi_dbi_dev
> *dbidev,
> if (!dbidev->dbi.command)
> return -EINVAL;
>
> + ret = drm_mode_config_init(drm);
> + if (ret)
> + return ret;
> +
> dbidev->tx_buf = devm_kmalloc(drm->dev, tx_buf_size, GFP_KERNEL);
> if (!dbidev->tx_buf)
> return -ENOMEM;
> diff --git a/drivers/gpu/drm/tiny/hx8357d.c b/drivers/gpu/drm/tiny/hx8357d.c
> index 42bc5dadcb1c..c88b84366dc5 100644
> --- a/drivers/gpu/drm/tiny/hx8357d.c
> +++ b/drivers/gpu/drm/tiny/hx8357d.c
> @@ -239,8 +239,6 @@ static int hx8357d_probe(struct spi_device *spi)
> }
> drmm_add_final_kfree(drm, dbidev);
>
> - drm_mode_config_init(drm);
> -
> dc = devm_gpiod_get(dev, "dc", GPIOD_OUT_LOW);
> if (IS_ERR(dc)) {
> DRM_DEV_ERROR(dev, "Failed to get gpio 'dc'\n");
> diff --git a/drivers/gpu/drm/tiny/ili9225.c b/drivers/gpu/drm/tiny/ili9225.c
> index aae88dc5b3f7..fa998a16026c 100644
> --- a/drivers/gpu/drm/tiny/ili9225.c
> +++ b/drivers/gpu/drm/tiny/ili9225.c
> @@ -390,8 +390,6 @@ static int ili9225_probe(struct spi_device *spi)
> }
> drmm_add_final_kfree(drm, dbidev);
>
> - drm_mode_config_init(drm);
> -
> dbi->reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
> if (IS_ERR(dbi->reset)) {
> DRM_DEV_ERROR(dev, "Failed to get gpio 'reset'\n");
> diff --git a/drivers/gpu/drm/tiny/ili9341.c b/drivers/gpu/drm/tiny/ili9341.c
> index 7d40cb4ff72b..945e15169866 100644
> --- a/drivers/gpu/drm/tiny/ili9341.c
> +++ b/drivers/gpu/drm/tiny/ili9341.c
> @@ -197,8 +197,6 @@ static int ili9341_probe(struct spi_device *spi)
> }
> drmm_add_final_kfree(drm, dbidev);
>
> - drm_mode_config_init(drm);
> -
> dbi->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
> if (IS_ERR(dbi->reset)) {
> DRM_DEV_ERROR(dev, "Failed to get gpio 'reset'\n");
> diff --git a/drivers/gpu/drm/tiny/ili9486.c b/drivers/gpu/drm/tiny/ili9486.c
> index 7d735fc67498..38d293cf5377 100644
> --- a/drivers/gpu/drm/tiny/ili9486.c
> +++ b/drivers/gpu/drm/tiny/ili9486.c
> @@ -211,8 +211,6 @@ static int ili9486_probe(struct spi_device *spi)
> }
> drmm_add_final_kfree(drm, dbidev);
>
> - drm_mode_config_init(drm);
> -
> dbi->reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
> if (IS_ERR(dbi->reset)) {
> DRM_DEV_ERROR(dev, "Failed to get gpio 'reset'\n");
> diff --git a/drivers/gpu/drm/tiny/mi0283qt.c b/drivers/gpu/drm/tiny/mi0283qt.c
> index 8555a56bce8c..b8c973bc2347 100644
> --- a/drivers/gpu/drm/tiny/mi0283qt.c
> +++ b/drivers/gpu/drm/tiny/mi0283qt.c
> @@ -201,8 +201,6 @@ static int mi0283qt_probe(struct spi_device *spi)
> }
> drmm_add_final_kfree(drm, dbidev);
>
> - drm_mode_config_init(drm);
> -
> dbi->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
> if (IS_ERR(dbi->reset)) {
> DRM_DEV_ERROR(dev, "Failed to get gpio 'reset'\n");
> diff --git a/drivers/gpu/drm/tiny/st7586.c b/drivers/gpu/drm/tiny/st7586.c
> index 427c2561f5f4..1f1a576be93c 100644
> --- a/drivers/gpu/drm/tiny/st7586.c
> +++ b/drivers/gpu/drm/tiny/st7586.c
> @@ -331,8 +331,6 @@ static int st7586_probe(struct spi_device *spi)
> }
> drmm_add_final_kfree(drm, dbidev);
>
> - drm_mode_config_init(drm);
> -
> bufsize = (st7586_mode.vdisplay + 2) / 3 * st7586_mode.hdisplay;
>
> dbi->reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
> diff --git a/drivers/gpu/drm/tiny/st7735r.c b/drivers/gpu/drm/tiny/st7735r.c
> index b447235c3d47..0f48a5a2d3d7 100644
> --- a/drivers/gpu/drm/tiny/st7735r.c
> +++ b/drivers/gpu/drm/tiny/st7735r.c
> @@ -212,8 +212,6 @@ static int st7735r_probe(struct spi_device *spi)
> }
> drmm_add_final_kfree(drm, dbidev);
>
> - drm_mode_config_init(drm);
> -
> dbi->reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
> if (IS_ERR(dbi->reset)) {
> DRM_DEV_ERROR(dev, "Failed to get gpio 'reset'\n");
> --
> 2.24.1
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