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authorGerd Hoffmann <kraxel@redhat.com>2019-01-18 13:20:09 +0100
committerGerd Hoffmann <kraxel@redhat.com>2019-01-28 14:24:53 +0100
commit166205444b90f49382e26cc4ed0f9abc6b6a81f8 (patch)
tree0583f477e3f318de41681ff45ebe22f9c03cc2e8
parentfb7ebc0119ed0b24e261b06bacca6a4eb766443c (diff)
downloadlinux-166205444b90f49382e26cc4ed0f9abc6b6a81f8.tar.bz2
drm/qxl: track primary bo
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@redhat.com> Acked-by: Noralf Trønnes <noralf@tronnes.org> Link: http://patchwork.freedesktop.org/patch/msgid/20190118122020.27596-13-kraxel@redhat.com
-rw-r--r--drivers/gpu/drm/qxl/qxl_cmd.c7
-rw-r--r--drivers/gpu/drm/qxl/qxl_display.c2
-rw-r--r--drivers/gpu/drm/qxl/qxl_drv.h2
3 files changed, 7 insertions, 4 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_cmd.c b/drivers/gpu/drm/qxl/qxl_cmd.c
index bc13539249fc..8e6412725946 100644
--- a/drivers/gpu/drm/qxl/qxl_cmd.c
+++ b/drivers/gpu/drm/qxl/qxl_cmd.c
@@ -374,13 +374,16 @@ 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;
@@ -399,7 +402,7 @@ 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 8153e9e478d3..a0db90788824 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;
}
diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h
index cb767aaef630..150b1a4f667a 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 main_slot;
struct qxl_memslot surfaces_slot;