diff options
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/drm_modes.c | 9 | ||||
-rw-r--r-- | drivers/gpu/drm/drm_probe_helper.c | 64 | ||||
-rw-r--r-- | drivers/gpu/drm/qxl/qxl_display.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 2 |
4 files changed, 52 insertions, 25 deletions
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 8b41057..bedf189 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -1013,6 +1013,7 @@ EXPORT_SYMBOL(drm_mode_sort); /** * drm_mode_connector_list_update - update the mode list for the connector * @connector: the connector to update + * @merge_type_bits: whether to merge or overright type bits. * * This moves the modes from the @connector probed_modes list * to the actual mode list. It compares the probed mode against the current @@ -1021,7 +1022,8 @@ EXPORT_SYMBOL(drm_mode_sort); * This is just a helper functions doesn't validate any modes itself and also * doesn't prune any invalid modes. Callers need to do that themselves. */ -void drm_mode_connector_list_update(struct drm_connector *connector) +void drm_mode_connector_list_update(struct drm_connector *connector, + bool merge_type_bits) { struct drm_display_mode *mode; struct drm_display_mode *pmode, *pt; @@ -1039,7 +1041,10 @@ void drm_mode_connector_list_update(struct drm_connector *connector) /* if equal delete the probed mode */ mode->status = pmode->status; /* Merge type bits together */ - mode->type |= pmode->type; + if (merge_type_bits) + mode->type |= pmode->type; + else + mode->type = pmode->type; list_del(&pmode->head); drm_mode_destroy(connector->dev, pmode); break; diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c index e70f54d..8afdd09 100644 --- a/drivers/gpu/drm/drm_probe_helper.c +++ b/drivers/gpu/drm/drm_probe_helper.c @@ -82,26 +82,8 @@ static void drm_mode_validate_flag(struct drm_connector *connector, return; } -/** - * drm_helper_probe_single_connector_modes - get complete set of display modes - * @connector: connector to probe - * @maxX: max width for modes - * @maxY: max height for modes - * - * Based on the helper callbacks implemented by @connector try to detect all - * valid modes. Modes will first be added to the connector's probed_modes list, - * then culled (based on validity and the @maxX, @maxY parameters) and put into - * the normal modes list. - * - * Intended to be use as a generic implementation of the ->fill_modes() - * @connector vfunc for drivers that use the crtc helpers for output mode - * filtering and detection. - * - * Returns: - * The number of modes found on @connector. - */ -int drm_helper_probe_single_connector_modes(struct drm_connector *connector, - uint32_t maxX, uint32_t maxY) +static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connector *connector, + uint32_t maxX, uint32_t maxY, bool merge_type_bits) { struct drm_device *dev = connector->dev; struct drm_display_mode *mode; @@ -155,7 +137,7 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector, if (count == 0) goto prune; - drm_mode_connector_list_update(connector); + drm_mode_connector_list_update(connector, merge_type_bits); if (maxX && maxY) drm_mode_validate_size(dev, &connector->modes, maxX, maxY); @@ -194,9 +176,49 @@ prune: return count; } + +/** + * drm_helper_probe_single_connector_modes - get complete set of display modes + * @connector: connector to probe + * @maxX: max width for modes + * @maxY: max height for modes + * + * Based on the helper callbacks implemented by @connector try to detect all + * valid modes. Modes will first be added to the connector's probed_modes list, + * then culled (based on validity and the @maxX, @maxY parameters) and put into + * the normal modes list. + * + * Intended to be use as a generic implementation of the ->fill_modes() + * @connector vfunc for drivers that use the crtc helpers for output mode + * filtering and detection. + * + * Returns: + * The number of modes found on @connector. + */ +int drm_helper_probe_single_connector_modes(struct drm_connector *connector, + uint32_t maxX, uint32_t maxY) +{ + return drm_helper_probe_single_connector_modes_merge_bits(connector, maxX, maxY, true); +} EXPORT_SYMBOL(drm_helper_probe_single_connector_modes); /** + * drm_helper_probe_single_connector_modes_nomerge - get complete set of display modes + * @connector: connector to probe + * @maxX: max width for modes + * @maxY: max height for modes + * + * This operates like drm_hehlper_probe_single_connector_modes except it + * replaces the mode bits instead of merging them for preferred modes. + */ +int drm_helper_probe_single_connector_modes_nomerge(struct drm_connector *connector, + uint32_t maxX, uint32_t maxY) +{ + return drm_helper_probe_single_connector_modes_merge_bits(connector, maxX, maxY, false); +} +EXPORT_SYMBOL(drm_helper_probe_single_connector_modes_nomerge); + +/** * drm_kms_helper_hotplug_event - fire off KMS hotplug events * @dev: drm_device whose connector state changed * diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c index 41bdd17..3ab9072 100644 --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -841,7 +841,7 @@ static const struct drm_connector_funcs qxl_connector_funcs = { .save = qxl_conn_save, .restore = qxl_conn_restore, .detect = qxl_conn_detect, - .fill_modes = drm_helper_probe_single_connector_modes, + .fill_modes = drm_helper_probe_single_connector_modes_nomerge, .set_property = qxl_conn_set_property, .destroy = qxl_conn_destroy, }; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index a2dde5a..e7199b4 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -2001,7 +2001,7 @@ int vmw_du_connector_fill_modes(struct drm_connector *connector, if (du->pref_mode) list_move(&du->pref_mode->head, &connector->probed_modes); - drm_mode_connector_list_update(connector); + drm_mode_connector_list_update(connector, true); return 1; } |