[PATCH v2 09/11] drm/qxl: move shadow handling to new qxl_prepare_shadow()
From: Gerd Hoffmann <kraxel@redhat.com>
Date: 2021-02-17 12:36:16
Also in:
dri-devel, lkml
Subsystem:
drm driver for qxl virtual gpu, drm drivers, drm drivers and misc gpu patches, the rest · Maintainers:
Dave Airlie, Gerd Hoffmann, David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Linus Torvalds
Pure code motion, no functional change. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> --- drivers/gpu/drm/qxl/qxl_display.c | 61 +++++++++++++++++-------------- 1 file changed, 34 insertions(+), 27 deletions(-)
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index f106da917863..b315d7484e21 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c@@ -771,13 +771,45 @@ static void qxl_calc_dumb_shadow(struct qxl_device *qdev, DRM_DEBUG("%dx%d\n", surf->width, surf->height); } +static void qxl_prepare_shadow(struct qxl_device *qdev, struct qxl_bo *user_bo, + int crtc_index) +{ + struct qxl_surface surf; + + qxl_update_dumb_head(qdev, crtc_index, + user_bo); + qxl_calc_dumb_shadow(qdev, &surf); + if (!qdev->dumb_shadow_bo || + qdev->dumb_shadow_bo->surf.width != surf.width || + qdev->dumb_shadow_bo->surf.height != surf.height) { + if (qdev->dumb_shadow_bo) { + drm_gem_object_put + (&qdev->dumb_shadow_bo->tbo.base); + qdev->dumb_shadow_bo = NULL; + } + qxl_bo_create(qdev, surf.height * surf.stride, + true, true, QXL_GEM_DOMAIN_SURFACE, 0, + &surf, &qdev->dumb_shadow_bo); + } + if (user_bo->shadow != qdev->dumb_shadow_bo) { + if (user_bo->shadow) { + qxl_bo_unpin(user_bo->shadow); + drm_gem_object_put + (&user_bo->shadow->tbo.base); + user_bo->shadow = NULL; + } + drm_gem_object_get(&qdev->dumb_shadow_bo->tbo.base); + user_bo->shadow = qdev->dumb_shadow_bo; + qxl_bo_pin(user_bo->shadow); + } +} + static int qxl_plane_prepare_fb(struct drm_plane *plane, struct drm_plane_state *new_state) { struct qxl_device *qdev = to_qxl(plane->dev); struct drm_gem_object *obj; struct qxl_bo *user_bo; - struct qxl_surface surf; if (!new_state->fb) return 0;
@@ -787,32 +819,7 @@ static int qxl_plane_prepare_fb(struct drm_plane *plane, if (plane->type == DRM_PLANE_TYPE_PRIMARY && user_bo->is_dumb) { - qxl_update_dumb_head(qdev, new_state->crtc->index, - user_bo); - qxl_calc_dumb_shadow(qdev, &surf); - if (!qdev->dumb_shadow_bo || - qdev->dumb_shadow_bo->surf.width != surf.width || - qdev->dumb_shadow_bo->surf.height != surf.height) { - if (qdev->dumb_shadow_bo) { - drm_gem_object_put - (&qdev->dumb_shadow_bo->tbo.base); - qdev->dumb_shadow_bo = NULL; - } - qxl_bo_create(qdev, surf.height * surf.stride, - true, true, QXL_GEM_DOMAIN_SURFACE, 0, - &surf, &qdev->dumb_shadow_bo); - } - if (user_bo->shadow != qdev->dumb_shadow_bo) { - if (user_bo->shadow) { - qxl_bo_unpin(user_bo->shadow); - drm_gem_object_put - (&user_bo->shadow->tbo.base); - user_bo->shadow = NULL; - } - drm_gem_object_get(&qdev->dumb_shadow_bo->tbo.base); - user_bo->shadow = qdev->dumb_shadow_bo; - qxl_bo_pin(user_bo->shadow); - } + qxl_prepare_shadow(qdev, user_bo, new_state->crtc->index); } return qxl_bo_pin(user_bo);
--
2.29.2
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