[igt-dev] [PATCH v2 1/3] lib/igt_kms: Add try_prop_enum and set_prop_enum for mode objects, v2.

[Mika Kahola]

Looks ok to me.

Reviewed-by: Mika Kahola <mika.kahola at intel.com>

On Wed, 2018-08-15 at 12:08 +0200, Maarten Lankhorst wrote:
> This adds the possibility to test arbitrary enumerations in IGT
> without
> having to define mappings for each and every one.
> 
> Changes since v1:
> - Add commit description.
> - Add try_prop_enum, to allow handling unknown enumerations.
> 
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> ---
>  lib/igt_kms.c | 90
> +++++++++++++++++++++++++++++++++++++++++++++++++++
>  lib/igt_kms.h | 31 +++++++++++++++++-
>  2 files changed, 120 insertions(+), 1 deletion(-)
> 
> diff --git a/lib/igt_kms.c b/lib/igt_kms.c
> index c9e00c3bd6a7..e5272103e243 100644
> --- a/lib/igt_kms.c
> +++ b/lib/igt_kms.c
> @@ -2891,6 +2891,48 @@ uint64_t igt_plane_get_prop(igt_plane_t
> *plane, enum igt_atomic_plane_properties
>  					plane->drm_plane->plane_id,
> plane->props[prop]);
>  }
>  
> +static bool igt_mode_object_get_prop_enum_value(int drm_fd, uint32_t
> id, const char *str, uint64_t *val)
> +{
> +	drmModePropertyPtr prop = drmModeGetProperty(drm_fd, id);
> +	int i;
> +
> +	igt_assert(id);
> +	igt_assert(prop);
> +
> +	for (i = 0; i < prop->count_enums; i++)
> +		if (!strcmp(str, prop->enums[i].name)) {
> +			*val = prop->enums[i].value;
> +			drmModeFreeProperty(prop);
> +			return true;
> +		}
> +
> +	return false;
> +}
> +
> +bool igt_plane_try_prop_enum(igt_plane_t *plane,
> +			     enum igt_atomic_plane_properties prop,
> +			     const char *val)
> +{
> +	igt_display_t *display = plane->pipe->display;
> +	uint64_t uval;
> +
> +	igt_assert(plane->props[prop]);
> +
> +	if (!igt_mode_object_get_prop_enum_value(display->drm_fd,
> +						 plane->props[prop], 
> val, &uval))
> +		return false;
> +
> +	igt_plane_set_prop_value(plane, prop, uval);
> +	return true;
> +}
> +
> +void igt_plane_set_prop_enum(igt_plane_t *plane,
> +			     enum igt_atomic_plane_properties prop,
> +			     const char *val)
> +{
> +	igt_assert(igt_plane_try_prop_enum(plane, prop, val));
> +}
> +
>  /**
>   * igt_plane_replace_prop_blob:
>   * @plane: plane to set property on.
> @@ -2942,6 +2984,30 @@ uint64_t igt_output_get_prop(igt_output_t
> *output, enum igt_atomic_connector_pro
>  					output->id, output-
> >props[prop]);
>  }
>  
> +bool igt_output_try_prop_enum(igt_output_t *output,
> +			      enum igt_atomic_connector_properties
> prop,
> +			      const char *val)
> +{
> +	igt_display_t *display = output->display;
> +	uint64_t uval;
> +
> +	igt_assert(output->props[prop]);
> +
> +	if (!igt_mode_object_get_prop_enum_value(display->drm_fd,
> +						 output-
> >props[prop], val, &uval))
> +		return false;
> +
> +	igt_output_set_prop_value(output, prop, uval);
> +	return true;
> +}
> +
> +void igt_output_set_prop_enum(igt_output_t *output,
> +			      enum igt_atomic_connector_properties
> prop,
> +			      const char *val)
> +{
> +	igt_assert(igt_output_try_prop_enum(output, prop, val));
> +}
> +
>  /**
>   * igt_output_replace_prop_blob:
>   * @output: output to set property on.
> @@ -2993,6 +3059,30 @@ uint64_t igt_pipe_obj_get_prop(igt_pipe_t
> *pipe, enum igt_atomic_crtc_properties
>  					pipe->crtc_id, pipe-
> >props[prop]);
>  }
>  
> +bool igt_pipe_obj_try_prop_enum(igt_pipe_t *pipe_obj,
> +				enum igt_atomic_crtc_properties
> prop,
> +				const char *val)
> +{
> +	igt_display_t *display = pipe_obj->display;
> +	uint64_t uval;
> +
> +	igt_assert(pipe_obj->props[prop]);
> +
> +	if (!igt_mode_object_get_prop_enum_value(display->drm_fd,
> +						 pipe_obj-
> >props[prop], val, &uval))
> +		return false;
> +
> +	igt_pipe_obj_set_prop_value(pipe_obj, prop, uval);
> +	return true;
> +}
> +
> +void igt_pipe_obj_set_prop_enum(igt_pipe_t *pipe_obj,
> +				enum igt_atomic_crtc_properties
> prop,
> +				const char *val)
> +{
> +	igt_assert(igt_pipe_obj_try_prop_enum(pipe_obj, prop, val));
> +}
> +
>  /**
>   * igt_pipe_obj_replace_prop_blob:
>   * @pipe: pipe to set property on.
> diff --git a/lib/igt_kms.h b/lib/igt_kms.h
> index 4222a3418103..3a12f2782eed 100644
> --- a/lib/igt_kms.h
> +++ b/lib/igt_kms.h
> @@ -574,6 +574,14 @@ uint64_t igt_plane_get_prop(igt_plane_t *plane,
> enum igt_atomic_plane_properties
>  		igt_plane_set_prop_changed(plane, prop); \
>  	} while (0)
>  
> +extern bool igt_plane_try_prop_enum(igt_plane_t *plane,
> +				    enum igt_atomic_plane_properties
> prop,
> +				    const char *val);
> +
> +extern void igt_plane_set_prop_enum(igt_plane_t *plane,
> +				    enum igt_atomic_plane_properties
> prop,
> +				    const char *val);
> +
>  extern void igt_plane_replace_prop_blob(igt_plane_t *plane,
>  					enum
> igt_atomic_plane_properties prop,
>  					const void *ptr, size_t
> length);
> @@ -609,10 +617,17 @@ uint64_t igt_output_get_prop(igt_output_t
> *output, enum igt_atomic_connector_pro
>  		igt_output_set_prop_changed(output, prop); \
>  	} while (0)
>  
> +extern bool igt_output_try_prop_enum(igt_output_t *output,
> +				     enum
> igt_atomic_connector_properties prop,
> +				     const char *val);
> +
> +extern void igt_output_set_prop_enum(igt_output_t *output,
> +				     enum
> igt_atomic_connector_properties prop,
> +				     const char *val);
> +
>  extern void igt_output_replace_prop_blob(igt_output_t *output,
>  					 enum
> igt_atomic_connector_properties prop,
>  					 const void *ptr, size_t
> length);
> -
>  /**
>   * igt_pipe_obj_has_prop:
>   * @pipe: Pipe to check.
> @@ -693,6 +708,20 @@ igt_pipe_has_prop(igt_display_t *display, enum
> pipe pipe,
>  #define igt_pipe_set_prop_value(display, pipe, prop, value) \
>  	igt_pipe_obj_set_prop_value(&(display)->pipes[(pipe)], prop,
> value)
>  
> +extern bool igt_pipe_obj_try_prop_enum(igt_pipe_t *pipe,
> +				       enum
> igt_atomic_crtc_properties prop,
> +				       const char *val);
> +
> +extern void igt_pipe_obj_set_prop_enum(igt_pipe_t *pipe,
> +				       enum
> igt_atomic_crtc_properties prop,
> +				       const char *val);
> +
> +#define igt_pipe_try_prop_enum(display, pipe, prop, val) \
> +	igt_pipe_obj_try_prop_enum(&(display)->pipes[(pipe)], prop,
> val)
> +
> +#define igt_pipe_set_prop_enum(display, pipe, prop, val) \
> +	igt_pipe_obj_set_prop_enum(&(display)->pipes[(pipe)], prop,
> val)
> +
>  extern void igt_pipe_obj_replace_prop_blob(igt_pipe_t *pipe,
>  					   enum
> igt_atomic_crtc_properties prop,
>  					   const void *ptr, size_t
> length);
-- 
Mika Kahola - Intel OTC