[PATCH v3 3/3] drm/tiny: ili9486: remove conflicting framebuffers

Neil Armstrong neil.armstrong at linaro.org
Tue Dec 6 01:41:13 PST 2022


Hi Carlo,

On 06/12/2022 09:34, Carlo Caione wrote:
> For platforms using simplefb / efifb, call
> drm_aperture_remove_framebuffers() to remove the conflicting
> framebuffer.

Conflicting framebuffer on the SPI display ? How is that possible ?

The meson_drm should already do this, no ?

Neil

> 
> Signed-off-by: Carlo Caione <ccaione at baylibre.com>
> ---
>   drivers/gpu/drm/tiny/ili9486.c | 5 +++++
>   1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/gpu/drm/tiny/ili9486.c b/drivers/gpu/drm/tiny/ili9486.c
> index 14a9e6ad2d15..6fd4d42437fd 100644
> --- a/drivers/gpu/drm/tiny/ili9486.c
> +++ b/drivers/gpu/drm/tiny/ili9486.c
> @@ -14,6 +14,7 @@
>   
>   #include <video/mipi_display.h>
>   
> +#include <drm/drm_aperture.h>
>   #include <drm/drm_atomic_helper.h>
>   #include <drm/drm_drv.h>
>   #include <drm/drm_fb_helper.h>
> @@ -238,6 +239,10 @@ static int ili9486_probe(struct spi_device *spi)
>   	if (ret)
>   		return ret;
>   
> +	ret = drm_aperture_remove_framebuffers(false, &ili9486_driver);
> +	if (ret)
> +		return ret;
> +
>   	drm_mode_config_reset(drm);
>   
>   	ret = drm_dev_register(drm, 0);
> 




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