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cursor-renderer-native: Port to transactional KMS api
Turns the cursor setting and movement into cursor plane assignment primitives. In the current simple implementation, this in turn translates into legacy drmModeSetCursor() and drmModeMoveCursor() calls. https://gitlab.gnome.org/GNOME/mutter/merge_requests/930
This commit is contained in:
Jonas Ådahl
parent
7c3172a0af
commit
ae00f5653e
@ -37,6 +37,10 @@
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#include "backends/meta-monitor.h"
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#include "backends/meta-monitor-manager-private.h"
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#include "backends/meta-output.h"
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#include "backends/native/meta-crtc-kms.h"
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#include "backends/native/meta-kms-device.h"
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#include "backends/native/meta-kms-update.h"
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#include "backends/native/meta-kms.h"
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#include "backends/native/meta-renderer-native.h"
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#include "core/boxes-private.h"
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#include "meta/boxes.h"
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@ -211,82 +215,109 @@ set_pending_cursor_sprite_gbm_bo (MetaCursorSprite *cursor_sprite,
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static void
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set_crtc_cursor (MetaCursorRendererNative *native,
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MetaKmsUpdate *kms_update,
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MetaCrtc *crtc,
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int x,
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int y,
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MetaCursorSprite *cursor_sprite)
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{
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MetaCursorRendererNativePrivate *priv =
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meta_cursor_renderer_native_get_instance_private (native);
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MetaCursorRendererNativeGpuData *cursor_renderer_gpu_data;
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MetaGpuKms *gpu_kms;
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int kms_fd;
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gpu_kms = META_GPU_KMS (meta_crtc_get_gpu (crtc));
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cursor_renderer_gpu_data =
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MetaCursorNativePrivate *cursor_priv = get_cursor_priv (cursor_sprite);
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MetaGpuKms *gpu_kms = META_GPU_KMS (meta_crtc_get_gpu (crtc));
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MetaCursorRendererNativeGpuData *cursor_renderer_gpu_data =
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meta_cursor_renderer_native_gpu_data_from_gpu (gpu_kms);
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kms_fd = meta_gpu_kms_get_fd (gpu_kms);
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MetaCursorNativeGpuState *cursor_gpu_state =
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get_cursor_gpu_state (cursor_priv, gpu_kms);
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MetaKmsCrtc *kms_crtc;
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MetaKmsDevice *kms_device;
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MetaKmsPlane *cursor_plane;
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struct gbm_bo *bo;
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union gbm_bo_handle handle;
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int cursor_width, cursor_height;
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MetaFixed16Rectangle src_rect;
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MetaFixed16Rectangle dst_rect;
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MetaKmsAssignPlaneFlag flags;
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if (cursor_sprite)
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{
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MetaCursorNativePrivate *cursor_priv;
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MetaCursorNativeGpuState *cursor_gpu_state;
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struct gbm_bo *bo;
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union gbm_bo_handle handle;
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int hot_x, hot_y;
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cursor_priv = get_cursor_priv (cursor_sprite);
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cursor_gpu_state = get_cursor_gpu_state (cursor_priv, gpu_kms);
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if (cursor_gpu_state->pending_bo_state == META_CURSOR_GBM_BO_STATE_SET)
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bo = get_pending_cursor_sprite_gbm_bo (cursor_gpu_state);
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else
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bo = get_active_cursor_sprite_gbm_bo (cursor_gpu_state);
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if (!priv->hw_state_invalidated && bo == crtc->cursor_renderer_private)
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return;
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crtc->cursor_renderer_private = bo;
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handle = gbm_bo_get_handle (bo);
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meta_cursor_sprite_get_hotspot (cursor_sprite, &hot_x, &hot_y);
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if (drmModeSetCursor2 (kms_fd, crtc->crtc_id, handle.u32,
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cursor_renderer_gpu_data->cursor_width,
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cursor_renderer_gpu_data->cursor_height,
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hot_x, hot_y) < 0)
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{
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if (errno != EACCES)
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{
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g_warning ("drmModeSetCursor2 failed with (%s), "
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"drawing cursor with OpenGL from now on",
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strerror (errno));
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priv->has_hw_cursor = FALSE;
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cursor_renderer_gpu_data->hw_cursor_broken = TRUE;
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}
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}
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if (cursor_gpu_state->pending_bo_state == META_CURSOR_GBM_BO_STATE_SET)
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{
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cursor_gpu_state->active_bo =
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(cursor_gpu_state->active_bo + 1) % HW_CURSOR_BUFFER_COUNT;
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cursor_gpu_state->pending_bo_state = META_CURSOR_GBM_BO_STATE_NONE;
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}
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}
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if (cursor_gpu_state->pending_bo_state == META_CURSOR_GBM_BO_STATE_SET)
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bo = get_pending_cursor_sprite_gbm_bo (cursor_gpu_state);
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else
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bo = get_active_cursor_sprite_gbm_bo (cursor_gpu_state);
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kms_crtc = meta_crtc_kms_get_kms_crtc (crtc);
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kms_device = meta_kms_crtc_get_device (kms_crtc);
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cursor_plane = meta_kms_device_get_cursor_plane_for (kms_device, kms_crtc);
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g_return_if_fail (cursor_plane);
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handle = gbm_bo_get_handle (bo);
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cursor_width = cursor_renderer_gpu_data->cursor_width;
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cursor_height = cursor_renderer_gpu_data->cursor_height;
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src_rect = (MetaFixed16Rectangle) {
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.x = meta_fixed_16_from_int (0),
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.y = meta_fixed_16_from_int (0),
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.width = meta_fixed_16_from_int (cursor_width),
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.height = meta_fixed_16_from_int (cursor_height),
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};
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dst_rect = (MetaFixed16Rectangle) {
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.x = meta_fixed_16_from_int (x),
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.y = meta_fixed_16_from_int (y),
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.width = meta_fixed_16_from_int (cursor_width),
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.height = meta_fixed_16_from_int (cursor_height),
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};
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flags = META_KMS_ASSIGN_PLANE_FLAG_NONE;
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if (!priv->hw_state_invalidated && bo == crtc->cursor_renderer_private)
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flags |= META_KMS_ASSIGN_PLANE_FLAG_FB_UNCHANGED;
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meta_kms_update_assign_plane (kms_update,
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kms_crtc,
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cursor_plane,
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handle.u32,
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src_rect,
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dst_rect,
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flags);
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crtc->cursor_renderer_private = bo;
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if (cursor_gpu_state->pending_bo_state == META_CURSOR_GBM_BO_STATE_SET)
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{
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if (priv->hw_state_invalidated || crtc->cursor_renderer_private != NULL)
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{
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drmModeSetCursor2 (kms_fd, crtc->crtc_id, 0, 0, 0, 0, 0);
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crtc->cursor_renderer_private = NULL;
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}
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cursor_gpu_state->active_bo =
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(cursor_gpu_state->active_bo + 1) % HW_CURSOR_BUFFER_COUNT;
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cursor_gpu_state->pending_bo_state = META_CURSOR_GBM_BO_STATE_NONE;
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}
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}
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static void
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unset_crtc_cursor (MetaCursorRendererNative *native,
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MetaKmsUpdate *kms_update,
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MetaCrtc *crtc)
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{
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MetaCursorRendererNativePrivate *priv =
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meta_cursor_renderer_native_get_instance_private (native);
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MetaKmsCrtc *kms_crtc;
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MetaKmsDevice *kms_device;
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MetaKmsPlane *cursor_plane;
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kms_crtc = meta_crtc_kms_get_kms_crtc (crtc);
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kms_device = meta_kms_crtc_get_device (kms_crtc);
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cursor_plane = meta_kms_device_get_cursor_plane_for (kms_device, kms_crtc);
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g_return_if_fail (cursor_plane);
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if (!priv->hw_state_invalidated && !crtc->cursor_renderer_private)
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return;
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meta_kms_update_unassign_plane (kms_update, kms_crtc, cursor_plane);
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crtc->cursor_renderer_private = NULL;
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}
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typedef struct
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{
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MetaCursorRendererNative *in_cursor_renderer_native;
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MetaLogicalMonitor *in_logical_monitor;
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graphene_rect_t in_local_cursor_rect;
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MetaCursorSprite *in_cursor_sprite;
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MetaKmsUpdate *in_kms_update;
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gboolean out_painted;
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} UpdateCrtcCursorData;
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@ -351,35 +382,47 @@ update_monitor_crtc_cursor (MetaMonitor *monitor,
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&data->in_local_cursor_rect,
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NULL))
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{
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MetaGpuKms *gpu_kms;
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int kms_fd;
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float crtc_cursor_x, crtc_cursor_y;
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set_crtc_cursor (data->in_cursor_renderer_native,
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crtc,
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data->in_cursor_sprite);
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gpu_kms = META_GPU_KMS (meta_monitor_get_gpu (monitor));
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kms_fd = meta_gpu_kms_get_fd (gpu_kms);
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crtc_cursor_x = (data->in_local_cursor_rect.origin.x -
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scaled_crtc_rect.origin.x) * scale;
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crtc_cursor_y = (data->in_local_cursor_rect.origin.y -
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scaled_crtc_rect.origin.y) * scale;
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drmModeMoveCursor (kms_fd,
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crtc->crtc_id,
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floorf (crtc_cursor_x),
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floorf (crtc_cursor_y));
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set_crtc_cursor (data->in_cursor_renderer_native,
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data->in_kms_update,
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crtc,
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(int) floorf (crtc_cursor_x),
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(int) floorf (crtc_cursor_y),
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data->in_cursor_sprite);
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data->out_painted = data->out_painted || TRUE;
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}
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else
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{
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set_crtc_cursor (data->in_cursor_renderer_native, crtc, NULL);
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unset_crtc_cursor (data->in_cursor_renderer_native,
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data->in_kms_update,
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crtc);
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}
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return TRUE;
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}
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static void
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disable_hw_cursor_for_crtc (MetaKmsCrtc *kms_crtc,
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const GError *error)
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{
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MetaCrtc *crtc = meta_crtc_kms_from_kms_crtc (kms_crtc);
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MetaGpuKms *gpu_kms = META_GPU_KMS (meta_crtc_get_gpu (crtc));
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MetaCursorRendererNativeGpuData *cursor_renderer_gpu_data =
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meta_cursor_renderer_native_gpu_data_from_gpu (gpu_kms);
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g_warning ("Failed to set hardware cursor (%s), "
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"using OpenGL from now on",
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error->message);
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cursor_renderer_gpu_data->hw_cursor_broken = TRUE;
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}
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static void
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update_hw_cursor (MetaCursorRendererNative *native,
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MetaCursorSprite *cursor_sprite)
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@ -388,12 +431,18 @@ update_hw_cursor (MetaCursorRendererNative *native,
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meta_cursor_renderer_native_get_instance_private (native);
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MetaCursorRenderer *renderer = META_CURSOR_RENDERER (native);
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MetaBackend *backend = priv->backend;
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MetaBackendNative *backend_native = META_BACKEND_NATIVE (priv->backend);
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MetaKms *kms = meta_backend_native_get_kms (backend_native);
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MetaMonitorManager *monitor_manager =
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meta_backend_get_monitor_manager (backend);
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MetaKmsUpdate *kms_update;
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GList *logical_monitors;
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GList *l;
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graphene_rect_t rect;
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gboolean painted = FALSE;
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g_autoptr (MetaKmsFeedback) feedback = NULL;
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kms_update = meta_kms_ensure_pending_update (kms);
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if (cursor_sprite)
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rect = meta_cursor_renderer_calculate_rect (renderer, cursor_sprite);
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@ -419,7 +468,8 @@ update_hw_cursor (MetaCursorRendererNative *native,
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},
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.size = rect.size
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},
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.in_cursor_sprite = cursor_sprite
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.in_cursor_sprite = cursor_sprite,
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.in_kms_update = kms_update,
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};
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monitors = meta_logical_monitor_get_monitors (logical_monitor);
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@ -438,6 +488,25 @@ update_hw_cursor (MetaCursorRendererNative *native,
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painted = painted || data.out_painted;
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}
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feedback = meta_kms_post_pending_update_sync (kms);
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if (meta_kms_feedback_get_result (feedback) != META_KMS_FEEDBACK_PASSED)
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{
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for (l = meta_kms_feedback_get_failed_planes (feedback); l; l = l->next)
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{
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MetaKmsPlaneFeedback *plane_feedback = l->data;
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if (!g_error_matches (plane_feedback->error,
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G_IO_ERROR,
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G_IO_ERROR_PERMISSION_DENIED))
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{
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disable_hw_cursor_for_crtc (plane_feedback->crtc,
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plane_feedback->error);
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}
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}
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priv->has_hw_cursor = FALSE;
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}
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priv->hw_state_invalidated = FALSE;
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if (painted)
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