[Mesa-dev] [PATCH v2 2/4] egl/android: Add Android property for forcing software rendering

[Eric Engestrom]

On Tuesday, 2018-07-17 12:32:58 +0200, Robert Foss wrote:
> In order to simplify Android bringup on new devices,
> provide the property "drm.gpu.force_software" which
> forces kms_swrast to be used.
> 
> Signed-off-by: Robert Foss <robert.foss at collabora.com>
> Reviewed-by: Emil Velikov <emil.velikov at collabora.com>

Reviewed-by: Eric Engestrom <eric.engestrom at intel.com>

> ---
> 
> Changes since RFC:
>   - Fixed EGLBoolean comparison
>   - Added r-b
> 
>  src/egl/main/egldriver.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/src/egl/main/egldriver.c b/src/egl/main/egldriver.c
> index 218b3daef25..46814448f3d 100644
> --- a/src/egl/main/egldriver.c
> +++ b/src/egl/main/egldriver.c
> @@ -39,6 +39,10 @@
>  #include <stdlib.h>
>  #include "c11/threads.h"
>  
> +#ifdef HAVE_ANDROID_PLATFORM
> +#include <cutils/properties.h>
> +#endif
> +
>  #include "egldefines.h"
>  #include "egldisplay.h"
>  #include "egldriver.h"
> @@ -87,6 +91,12 @@ _eglMatchDriver(_EGLDisplay *dpy)
>     dpy->Options.ForceSoftware =
>        env_var_as_boolean("LIBGL_ALWAYS_SOFTWARE", false);
>  
> +#ifdef HAVE_ANDROID_PLATFORM
> +   char prop_val[PROPERTY_VALUE_MAX];
> +   property_get("drm.gpu.force_software", prop_val, "0");
> +   dpy->Options.ForceSoftware |= strncmp(prop_val, "0", PROPERTY_VALUE_MAX) != 0;
> +#endif
> +
>     best_drv = _eglMatchAndInitialize(dpy);
>     if (!best_drv && !dpy->Options.ForceSoftware) {
>        dpy->Options.ForceSoftware = EGL_TRUE;
> -- 
> 2.17.1
>