diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index bb55368960e8..18ee41ef0f18 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -28,6 +28,7 @@ #include #include #include +#include #include #include #include @@ -792,6 +793,7 @@ static const struct drm_connector_funcs intel_crt_connector_funcs = { .fill_modes = drm_helper_probe_single_connector_modes, .destroy = intel_crt_destroy, .set_property = intel_crt_set_property, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; static const struct drm_connector_helper_funcs intel_crt_connector_helper_funcs = { diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 75b7ca1488e9..b461f90698e3 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -12439,6 +12439,7 @@ static void intel_setup_outputs(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; struct intel_encoder *encoder; + struct drm_connector *connector; bool dpd_is_edp = false; intel_lvds_init(dev); @@ -12569,6 +12570,37 @@ static void intel_setup_outputs(struct drm_device *dev) if (SUPPORTS_TV(dev)) intel_tv_init(dev); + /* + * FIXME: We don't have full atomic support yet, but we want to be + * able to enable/test plane updates via the atomic interface in the + * meantime. However as soon as we flip DRIVER_ATOMIC on, the DRM core + * will take some atomic codepaths to lookup properties during + * drmModeGetConnector() that unconditionally dereference + * connector->state. + * + * We create a dummy connector state here for each connector to ensure + * the DRM core doesn't try to dereference a NULL connector->state. + * The actual connector properties will never be updated or contain + * useful information, but since we're doing this specifically for + * testing/debug of the plane operations (and only when a specific + * kernel module option is given), that shouldn't really matter. + * + * Once atomic support for crtc's + connectors lands, this loop should + * be removed since we'll be setting up real connector state, which + * will contain Intel-specific properties. + */ + if (drm_core_check_feature(dev, DRIVER_ATOMIC)) { + list_for_each_entry(connector, + &dev->mode_config.connector_list, + head) { + if (!WARN_ON(connector->state)) { + connector->state = + kzalloc(sizeof(*connector->state), + GFP_KERNEL); + } + } + } + intel_psr_init(dev); for_each_intel_encoder(dev, encoder) { diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index a2adfa36d83b..8bdaaaff35f3 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -31,6 +31,7 @@ #include #include #include +#include #include #include #include @@ -4402,6 +4403,7 @@ static const struct drm_connector_funcs intel_dp_connector_funcs = { .fill_modes = drm_helper_probe_single_connector_modes, .set_property = intel_dp_set_property, .destroy = intel_dp_connector_destroy, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; static const struct drm_connector_helper_funcs intel_dp_connector_helper_funcs = { diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c index 0091a84fdd24..f86da0fad718 100644 --- a/drivers/gpu/drm/i915/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/intel_dp_mst.c @@ -26,6 +26,7 @@ #include #include "i915_drv.h" #include "intel_drv.h" +#include #include #include @@ -314,6 +315,7 @@ static const struct drm_connector_funcs intel_dp_mst_connector_funcs = { .fill_modes = drm_helper_probe_single_connector_modes, .set_property = intel_dp_mst_set_property, .destroy = intel_dp_mst_connector_destroy, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; static int intel_dp_mst_get_modes(struct drm_connector *connector) diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index c56c4150fc13..e20bb1f8879c 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -24,6 +24,7 @@ */ #include +#include #include #include #include @@ -785,6 +786,7 @@ static const struct drm_connector_funcs intel_dsi_connector_funcs = { .detect = intel_dsi_detect, .destroy = intel_dsi_destroy, .fill_modes = drm_helper_probe_single_connector_modes, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; void intel_dsi_init(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c index 706ab99ff4b6..1cf2e352ad1b 100644 --- a/drivers/gpu/drm/i915/intel_dvo.c +++ b/drivers/gpu/drm/i915/intel_dvo.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include "intel_drv.h" #include @@ -390,6 +391,7 @@ static const struct drm_connector_funcs intel_dvo_connector_funcs = { .detect = intel_dvo_detect, .destroy = intel_dvo_destroy, .fill_modes = drm_helper_probe_single_connector_modes, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; static const struct drm_connector_helper_funcs intel_dvo_connector_helper_funcs = { diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 200a0e7f2a2d..b8fab8cb42bf 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -31,6 +31,7 @@ #include #include #include +#include #include #include #include "intel_drv.h" @@ -1615,6 +1616,7 @@ static const struct drm_connector_funcs intel_hdmi_connector_funcs = { .fill_modes = drm_helper_probe_single_connector_modes, .set_property = intel_hdmi_set_property, .destroy = intel_hdmi_destroy, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; static const struct drm_connector_helper_funcs intel_hdmi_connector_helper_funcs = { diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index c7c6414d9f8d..908bd42fac5d 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -32,6 +32,7 @@ #include #include #include +#include #include #include #include "intel_drv.h" @@ -532,6 +533,7 @@ static const struct drm_connector_funcs intel_lvds_connector_funcs = { .fill_modes = drm_helper_probe_single_connector_modes, .set_property = intel_lvds_set_property, .destroy = intel_lvds_destroy, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; static const struct drm_encoder_funcs intel_lvds_enc_funcs = { diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 5b8275b04b9a..ae00bf9ce07a 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -30,6 +30,7 @@ #include #include #include +#include #include #include #include "intel_drv.h" @@ -2191,6 +2192,7 @@ static const struct drm_connector_funcs intel_sdvo_connector_funcs = { .fill_modes = drm_helper_probe_single_connector_modes, .set_property = intel_sdvo_set_property, .destroy = intel_sdvo_destroy, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs = { diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index 10e7ebd79f5a..d450054584a9 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -31,6 +31,7 @@ */ #include +#include #include #include #include "intel_drv.h" @@ -1513,6 +1514,7 @@ static const struct drm_connector_funcs intel_tv_connector_funcs = { .destroy = intel_tv_destroy, .set_property = intel_tv_set_property, .fill_modes = drm_helper_probe_single_connector_modes, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; static const struct drm_connector_helper_funcs intel_tv_connector_helper_funcs = {