Track which bo is used as primary surface. With that in place we don't
need the primary_created flag any more, we can just check the primary bo
pointer instead.
Also verify we don't already have a primary surface in
qxl_io_create_primary().
Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
---
drivers/gpu/drm/qxl/qxl_drv.h | 2 +-
drivers/gpu/drm/qxl/qxl_cmd.c | 7 +++++--
drivers/gpu/drm/qxl/qxl_display.c | 2 +-
3 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h
index 6b8d28a23f..92140e0d71 100644
--- a/drivers/gpu/drm/qxl/qxl_drv.h
+++ b/drivers/gpu/drm/qxl/qxl_drv.h
@@ -229,7 +229,7 @@ struct qxl_device {
struct qxl_ram_header *ram_header;
- unsigned int primary_created:1;
+ struct qxl_bo *primary_bo;
struct qxl_memslot *mem_slots;
uint8_t n_mem_slots;
diff --git a/drivers/gpu/drm/qxl/qxl_cmd.c b/drivers/gpu/drm/qxl/qxl_cmd.c
index f263d83775..3c606f0f7a 100644
--- a/drivers/gpu/drm/qxl/qxl_cmd.c
+++ b/drivers/gpu/drm/qxl/qxl_cmd.c
@@ -372,13 +372,16 @@ void qxl_io_flush_surfaces(struct qxl_device *qdev)
void qxl_io_destroy_primary(struct qxl_device *qdev)
{
wait_for_io_cmd(qdev, 0, QXL_IO_DESTROY_PRIMARY_ASYNC);
- qdev->primary_created = false;
+ qdev->primary_bo = NULL;
}
void qxl_io_create_primary(struct qxl_device *qdev, struct qxl_bo *bo)
{
struct qxl_surface_create *create;
+ if (WARN_ON(qdev->primary_bo))
+ return;
+
DRM_DEBUG_DRIVER("qdev %p, ram_header %p\n", qdev,
qdev->ram_header);
create = &qdev->ram_header->create_surface;
create->format = bo->surf.format;
@@ -397,7 +400,7 @@ void qxl_io_create_primary(struct qxl_device *qdev, struct
qxl_bo *bo)
create->type = QXL_SURF_TYPE_PRIMARY;
wait_for_io_cmd(qdev, 0, QXL_IO_CREATE_PRIMARY_ASYNC);
- qdev->primary_created = true;
+ qdev->primary_bo = bo;
}
void qxl_io_memslot_add(struct qxl_device *qdev, uint8_t id)
diff --git a/drivers/gpu/drm/qxl/qxl_display.c
b/drivers/gpu/drm/qxl/qxl_display.c
index d875cae02f..69b180735d 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -302,7 +302,7 @@ static void qxl_crtc_update_monitors_config(struct drm_crtc
*crtc,
struct qxl_head head;
int oldcount, i = qcrtc->index;
- if (!qdev->primary_created) {
+ if (!qdev->primary_bo) {
DRM_DEBUG_KMS("no primary surface, skip (%s)\n", reason);
return;
}
--
2.9.3
