Initialization of pipe source size property as intel drm property to drm level to dynamically change pipe source size. Signed-off-by: Nabendu Maiti <nabendu.bikash.maiti@xxxxxxxxx> --- drivers/gpu/drm/drm_atomic.c | 10 ++++++++++ drivers/gpu/drm/drm_crtc.c | 16 ++++++++++++++++ include/drm/drm_crtc.h | 7 +++++++ 3 files changed, 33 insertions(+) diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index 0b8f33d..066f010 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -493,6 +493,12 @@ int drm_atomic_crtc_set_property(struct drm_crtc *crtc, &replaced); state->color_mgmt_changed |= replaced; return ret; + } else if (property == config->prop_pipe_src_w) { + state->src_w = val; + state->pipescaler_changed = true; + } else if (property == config->prop_pipe_src_h) { + state->src_h = val; + state->pipescaler_changed = true; } else if (crtc->funcs->atomic_set_property) return crtc->funcs->atomic_set_property(crtc, state, property, val); else @@ -535,6 +541,10 @@ drm_atomic_crtc_get_property(struct drm_crtc *crtc, *val = (state->ctm) ? state->ctm->base.id : 0; else if (property == config->gamma_lut_property) *val = (state->gamma_lut) ? state->gamma_lut->base.id : 0; + else if (property == config->prop_pipe_src_w) + *val = state->src_w; + else if (property == config->prop_pipe_src_h) + *val = state->src_h; else if (crtc->funcs->atomic_get_property) return crtc->funcs->atomic_get_property(crtc, state, property, val); else diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 9316a2b..6fd6dd8 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -377,6 +377,10 @@ int drm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc, if (drm_core_check_feature(dev, DRIVER_ATOMIC)) { drm_object_attach_property(&crtc->base, config->prop_active, 0); drm_object_attach_property(&crtc->base, config->prop_mode_id, 0); + drm_object_attach_property(&crtc->base, + config->prop_pipe_src_w, 0); + drm_object_attach_property(&crtc->base, + config->prop_pipe_src_h, 0); } return 0; @@ -943,6 +947,18 @@ static int drm_mode_create_standard_properties(struct drm_device *dev) return -ENOMEM; dev->mode_config.gamma_lut_size_property = prop; + prop = drm_property_create_range(dev, DRM_MODE_PROP_ATOMIC, + "PIPE_SRC_W", 0, INT_MAX); + if (!prop) + return -ENOMEM; + dev->mode_config.prop_pipe_src_w = prop; + + prop = drm_property_create_range(dev, DRM_MODE_PROP_ATOMIC, + "PIPE_SRC_H", 0, INT_MAX); + if (!prop) + return -ENOMEM; + dev->mode_config.prop_pipe_src_h = prop; + return 0; } diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index bb214a1..4d6b580 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -197,6 +197,9 @@ struct drm_crtc_state { struct drm_pending_vblank_event *event; struct drm_atomic_state *state; + + bool pipescaler_changed; + u32 src_w, src_h; }; /** @@ -1942,6 +1945,10 @@ struct drm_mode_config { */ struct drm_property *prop_mode_id; + /* pipe scaler properties */ + struct drm_property *prop_pipe_src_w; + struct drm_property *prop_pipe_src_h; + /** * @dvi_i_subconnector_property: Optional DVI-I property to * differentiate between analog or digital mode. -- 1.9.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx