On Fri, Apr 26, 2019 at 6:32 PM Ville Syrjala
<ville.syrjala@xxxxxxxxxxxxxxx> wrote:
>
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> Generalize the code that parses the plane properties to be useable
> for crtc (or any kms object) properties as well.
>
> v2: plane 'type' prop is enum not range!
>
> Cc: Mario Kleiner <mario.kleiner.de@xxxxxxxxx>
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
This patch is
Reviewed-and-tested-by: Mario Kleiner <mario.kleiner.de@xxxxxxxxx>
-mario
> src/sna/sna_display.c | 69 ++++++++++++++++++++++++++++++-------------
> 1 file changed, 49 insertions(+), 20 deletions(-)
>
> diff --git a/src/sna/sna_display.c b/src/sna/sna_display.c
> index 119ea981d243..41edfec12839 100644
> --- a/src/sna/sna_display.c
> +++ b/src/sna/sna_display.c
> @@ -215,6 +215,7 @@ struct sna_crtc {
> uint32_t rotation;
> struct plane {
> uint32_t id;
> + uint32_t type;
> struct {
> uint32_t prop;
> uint32_t supported;
> @@ -3391,33 +3392,40 @@ void sna_crtc_set_sprite_colorspace(xf86CrtcPtr crtc,
> p->color_encoding.values[colorspace]);
> }
>
> -static int plane_details(struct sna *sna, struct plane *p)
> +typedef void (*parse_prop_func)(struct sna *sna,
> + struct drm_mode_get_property *prop,
> + uint64_t value,
> + void *data);
> +static void parse_props(struct sna *sna,
> + uint32_t obj_type, uint32_t obj_id,
> + parse_prop_func parse_prop,
> + void *data)
> {
> #define N_STACK_PROPS 32 /* must be a multiple of 2 */
> struct local_mode_obj_get_properties arg;
> uint64_t stack[N_STACK_PROPS + N_STACK_PROPS/2];
> uint64_t *values = stack;
> uint32_t *props = (uint32_t *)(values + N_STACK_PROPS);
> - int i, type = DRM_PLANE_TYPE_OVERLAY;
> + int i;
>
> memset(&arg, 0, sizeof(struct local_mode_obj_get_properties));
> - arg.obj_id = p->id;
> - arg.obj_type = LOCAL_MODE_OBJECT_PLANE;
> + arg.obj_id = obj_id;
> + arg.obj_type = obj_type;
>
> arg.props_ptr = (uintptr_t)props;
> arg.prop_values_ptr = (uintptr_t)values;
> arg.count_props = N_STACK_PROPS;
>
> if (drmIoctl(sna->kgem.fd, LOCAL_IOCTL_MODE_OBJ_GETPROPERTIES, &arg))
> - return -1;
> + return;
>
> DBG(("%s: object %d (type %x) has %d props\n", __FUNCTION__,
> - p->id, LOCAL_MODE_OBJECT_PLANE, arg.count_props));
> + obj_id, obj_type, arg.count_props));
>
> if (arg.count_props > N_STACK_PROPS) {
> values = malloc(2*sizeof(uint64_t)*arg.count_props);
> if (values == NULL)
> - return -1;
> + return;
>
> props = (uint32_t *)(values + arg.count_props);
>
> @@ -3444,27 +3452,48 @@ static int plane_details(struct sna *sna, struct plane *p)
> DBG(("%s: prop[%d] .id=%ld, .name=%s, .flags=%x, .value=%ld\n", __FUNCTION__, i,
> (long)props[i], prop.name, (unsigned)prop.flags, (long)values[i]));
>
> - if (strcmp(prop.name, "type") == 0) {
> - type = values[i];
> - } else if (prop_is_rotation(&prop)) {
> - parse_rotation_prop(sna, p, &prop, values[i]);
> - } else if (prop_is_color_encoding(&prop)) {
> - parse_color_encoding_prop(sna, p, &prop, values[i]);
> - }
> + parse_prop(sna, &prop, values[i], data);
> }
>
> - p->rotation.supported &= DBG_NATIVE_ROTATION;
> - if (!xf86ReturnOptValBool(sna->Options, OPTION_ROTATION, TRUE))
> - p->rotation.supported = RR_Rotate_0;
> -
> if (values != stack)
> free(values);
>
> - DBG(("%s: plane=%d type=%d\n", __FUNCTION__, p->id, type));
> - return type;
> #undef N_STACK_PROPS
> }
>
> +static bool prop_is_type(const struct drm_mode_get_property *prop)
> +{
> + return prop_has_type_and_name(prop, 3, "type");
> +}
> +
> +static void plane_parse_prop(struct sna *sna,
> + struct drm_mode_get_property *prop,
> + uint64_t value, void *data)
> +{
> + struct plane *p = data;
> +
> + if (prop_is_type(prop))
> + p->type = value;
> + else if (prop_is_rotation(prop))
> + parse_rotation_prop(sna, p, prop, value);
> + else if (prop_is_color_encoding(prop))
> + parse_color_encoding_prop(sna, p, prop, value);
> +}
> +
> +static int plane_details(struct sna *sna, struct plane *p)
> +{
> + parse_props(sna, LOCAL_MODE_OBJECT_PLANE, p->id,
> + plane_parse_prop, p);
> +
> + p->rotation.supported &= DBG_NATIVE_ROTATION;
> + if (!xf86ReturnOptValBool(sna->Options, OPTION_ROTATION, TRUE))
> + p->rotation.supported = RR_Rotate_0;
> +
> + DBG(("%s: plane=%d type=%d\n", __FUNCTION__, p->id, p->type));
> +
> + return p->type;
> +}
> +
> static void add_sprite_plane(struct sna_crtc *crtc,
> struct plane *details)
> {
> --
> 2.21.0
>
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