On Thu, Feb 27, 2020 at 07:14:36PM +0100, Daniel Vetter wrote:
> They all share mipi_dbi_release so we need to switch them all
> together. With this we can drop the final kfree from the release
> function.
>
> Aside, I think we could perhaps have a tiny additional helper for
> these mipi_dbi drivers, the first few lines around devm_drm_dev_init
> are all the same (except for the drm_driver pointer).
>
> Reviewed-by: Noralf Trønnes <noralf@xxxxxxxxxxx>
> Tested-by: Noralf Trønnes <noralf@xxxxxxxxxxx>
> Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
> Cc: Maxime Ripard <mripard@xxxxxxxxxx>
> Cc: Thomas Zimmermann <tzimmermann@xxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxx>
> Cc: Daniel Vetter <daniel@xxxxxxxx>
> Cc: Eric Anholt <eric@xxxxxxxxxx>
> Cc: David Lechner <david@xxxxxxxxxxxxxx>
> Cc: Kamlesh Gurudasani <kamlesh.gurudasani@xxxxxxxxx>
> Cc: "Noralf Trønnes" <noralf@xxxxxxxxxxx>
> Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
> Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
Acked-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
> ---
> drivers/gpu/drm/drm_mipi_dbi.c | 3 ---
> 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, 14 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_mipi_dbi.c b/drivers/gpu/drm/drm_mipi_dbi.c
> index 558baf989f5a..069603dfcd10 100644
> --- a/drivers/gpu/drm/drm_mipi_dbi.c
> +++ b/drivers/gpu/drm/drm_mipi_dbi.c
> @@ -588,13 +588,10 @@ EXPORT_SYMBOL(mipi_dbi_dev_init);
> */
> void mipi_dbi_release(struct drm_device *drm)
> {
> - struct mipi_dbi_dev *dbidev = drm_to_mipi_dbi_dev(drm);
> -
> DRM_DEBUG_DRIVER("\n");
>
> drm_mode_config_cleanup(drm);
> drm_dev_fini(drm);
> - kfree(dbidev);
> }
> EXPORT_SYMBOL(mipi_dbi_release);
>
> diff --git a/drivers/gpu/drm/tiny/hx8357d.c b/drivers/gpu/drm/tiny/hx8357d.c
> index 9af8ff84974f..42bc5dadcb1c 100644
> --- a/drivers/gpu/drm/tiny/hx8357d.c
> +++ b/drivers/gpu/drm/tiny/hx8357d.c
> @@ -21,6 +21,7 @@
> #include <drm/drm_fb_helper.h>
> #include <drm/drm_gem_cma_helper.h>
> #include <drm/drm_gem_framebuffer_helper.h>
> +#include <drm/drm_managed.h>
> #include <drm/drm_mipi_dbi.h>
> #include <drm/drm_modeset_helper.h>
> #include <video/mipi_display.h>
> @@ -236,6 +237,7 @@ static int hx8357d_probe(struct spi_device *spi)
> kfree(dbidev);
> return ret;
> }
> + drmm_add_final_kfree(drm, dbidev);
>
> drm_mode_config_init(drm);
>
> diff --git a/drivers/gpu/drm/tiny/ili9225.c b/drivers/gpu/drm/tiny/ili9225.c
> index 802fb8dde1b6..aae88dc5b3f7 100644
> --- a/drivers/gpu/drm/tiny/ili9225.c
> +++ b/drivers/gpu/drm/tiny/ili9225.c
> @@ -24,6 +24,7 @@
> #include <drm/drm_fourcc.h>
> #include <drm/drm_gem_cma_helper.h>
> #include <drm/drm_gem_framebuffer_helper.h>
> +#include <drm/drm_managed.h>
> #include <drm/drm_mipi_dbi.h>
> #include <drm/drm_rect.h>
>
> @@ -387,6 +388,7 @@ static int ili9225_probe(struct spi_device *spi)
> kfree(dbidev);
> return ret;
> }
> + drmm_add_final_kfree(drm, dbidev);
>
> drm_mode_config_init(drm);
>
> diff --git a/drivers/gpu/drm/tiny/ili9341.c b/drivers/gpu/drm/tiny/ili9341.c
> index 33b51dc7faa8..7d40cb4ff72b 100644
> --- a/drivers/gpu/drm/tiny/ili9341.c
> +++ b/drivers/gpu/drm/tiny/ili9341.c
> @@ -20,6 +20,7 @@
> #include <drm/drm_fb_helper.h>
> #include <drm/drm_gem_cma_helper.h>
> #include <drm/drm_gem_framebuffer_helper.h>
> +#include <drm/drm_managed.h>
> #include <drm/drm_mipi_dbi.h>
> #include <drm/drm_modeset_helper.h>
> #include <video/mipi_display.h>
> @@ -194,6 +195,7 @@ static int ili9341_probe(struct spi_device *spi)
> kfree(dbidev);
> return ret;
> }
> + drmm_add_final_kfree(drm, dbidev);
>
> drm_mode_config_init(drm);
>
> diff --git a/drivers/gpu/drm/tiny/ili9486.c b/drivers/gpu/drm/tiny/ili9486.c
> index 5084b38c1a71..7d735fc67498 100644
> --- a/drivers/gpu/drm/tiny/ili9486.c
> +++ b/drivers/gpu/drm/tiny/ili9486.c
> @@ -19,6 +19,7 @@
> #include <drm/drm_fb_helper.h>
> #include <drm/drm_gem_cma_helper.h>
> #include <drm/drm_gem_framebuffer_helper.h>
> +#include <drm/drm_managed.h>
> #include <drm/drm_mipi_dbi.h>
> #include <drm/drm_modeset_helper.h>
>
> @@ -208,6 +209,7 @@ static int ili9486_probe(struct spi_device *spi)
> kfree(dbidev);
> return ret;
> }
> + drmm_add_final_kfree(drm, dbidev);
>
> drm_mode_config_init(drm);
>
> diff --git a/drivers/gpu/drm/tiny/mi0283qt.c b/drivers/gpu/drm/tiny/mi0283qt.c
> index e2cfd9a17143..8555a56bce8c 100644
> --- a/drivers/gpu/drm/tiny/mi0283qt.c
> +++ b/drivers/gpu/drm/tiny/mi0283qt.c
> @@ -18,6 +18,7 @@
> #include <drm/drm_fb_helper.h>
> #include <drm/drm_gem_cma_helper.h>
> #include <drm/drm_gem_framebuffer_helper.h>
> +#include <drm/drm_managed.h>
> #include <drm/drm_mipi_dbi.h>
> #include <drm/drm_modeset_helper.h>
> #include <video/mipi_display.h>
> @@ -198,6 +199,7 @@ static int mi0283qt_probe(struct spi_device *spi)
> kfree(dbidev);
> return ret;
> }
> + drmm_add_final_kfree(drm, dbidev);
>
> drm_mode_config_init(drm);
>
> diff --git a/drivers/gpu/drm/tiny/st7586.c b/drivers/gpu/drm/tiny/st7586.c
> index 9ef559dd3191..427c2561f5f4 100644
> --- a/drivers/gpu/drm/tiny/st7586.c
> +++ b/drivers/gpu/drm/tiny/st7586.c
> @@ -21,6 +21,7 @@
> #include <drm/drm_format_helper.h>
> #include <drm/drm_gem_cma_helper.h>
> #include <drm/drm_gem_framebuffer_helper.h>
> +#include <drm/drm_managed.h>
> #include <drm/drm_mipi_dbi.h>
> #include <drm/drm_rect.h>
>
> @@ -328,6 +329,7 @@ static int st7586_probe(struct spi_device *spi)
> kfree(dbidev);
> return ret;
> }
> + drmm_add_final_kfree(drm, dbidev);
>
> drm_mode_config_init(drm);
>
> diff --git a/drivers/gpu/drm/tiny/st7735r.c b/drivers/gpu/drm/tiny/st7735r.c
> index 18b925df6e51..b447235c3d47 100644
> --- a/drivers/gpu/drm/tiny/st7735r.c
> +++ b/drivers/gpu/drm/tiny/st7735r.c
> @@ -21,6 +21,7 @@
> #include <drm/drm_fb_helper.h>
> #include <drm/drm_gem_cma_helper.h>
> #include <drm/drm_gem_framebuffer_helper.h>
> +#include <drm/drm_managed.h>
> #include <drm/drm_mipi_dbi.h>
>
> #define ST7735R_FRMCTR1 0xb1
> @@ -209,6 +210,7 @@ static int st7735r_probe(struct spi_device *spi)
> kfree(dbidev);
> return ret;
> }
> + drmm_add_final_kfree(drm, dbidev);
>
> drm_mode_config_init(drm);
>
> --
> 2.24.1
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