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authorDave Airlie <airlied@redhat.com>2013-07-04 08:46:46 +0400
committerDave Airlie <airlied@redhat.com>2013-07-05 04:44:16 +0400
commit2bd6ce84e1b4799be1f328a165d0b8a4fdfd2141 (patch)
tree4b4f0da1c29ddd6daadf65b539a80def029c50d4 /drivers/gpu/drm/qxl
parentc927215543eb8f67c2c0102db147c299189c9957 (diff)
downloadlinux-2bd6ce84e1b4799be1f328a165d0b8a4fdfd2141.tar.xz
qxl: split monitors_config object creation out.
This splits the creation of the monitors config object out so we can re-use it across suspend/resume later. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/qxl')
-rw-r--r--drivers/gpu/drm/qxl/qxl_display.c54
-rw-r--r--drivers/gpu/drm/qxl/qxl_drv.h2
2 files changed, 52 insertions, 4 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index d3b92618246e..61714fdfc782 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -872,16 +872,14 @@ static const struct drm_mode_config_funcs qxl_mode_funcs = {
.fb_create = qxl_user_framebuffer_create,
};
-int qxl_modeset_init(struct qxl_device *qdev)
+int qxl_create_monitors_object(struct qxl_device *qdev)
{
- int i;
int ret;
struct drm_gem_object *gobj;
int max_allowed = qxl_num_crtc;
int monitors_config_size = sizeof(struct qxl_monitors_config) +
- max_allowed * sizeof(struct qxl_head);
+ max_allowed * sizeof(struct qxl_head);
- drm_mode_config_init(qdev->ddev);
ret = qxl_gem_object_create(qdev, monitors_config_size, 0,
QXL_GEM_DOMAIN_VRAM,
false, false, NULL, &gobj);
@@ -890,13 +888,59 @@ int qxl_modeset_init(struct qxl_device *qdev)
return -ENOMEM;
}
qdev->monitors_config_bo = gem_to_qxl_bo(gobj);
+
+ ret = qxl_bo_reserve(qdev->monitors_config_bo, false);
+ if (ret)
+ return ret;
+
+ ret = qxl_bo_pin(qdev->monitors_config_bo, QXL_GEM_DOMAIN_VRAM, NULL);
+ if (ret) {
+ qxl_bo_unreserve(qdev->monitors_config_bo);
+ return ret;
+ }
+
+ qxl_bo_unreserve(qdev->monitors_config_bo);
+
qxl_bo_kmap(qdev->monitors_config_bo, NULL);
+
qdev->monitors_config = qdev->monitors_config_bo->kptr;
qdev->ram_header->monitors_config =
qxl_bo_physical_address(qdev, qdev->monitors_config_bo, 0);
memset(qdev->monitors_config, 0, monitors_config_size);
qdev->monitors_config->max_allowed = max_allowed;
+ return 0;
+}
+
+int qxl_destroy_monitors_object(struct qxl_device *qdev)
+{
+ int ret;
+
+ qdev->monitors_config = NULL;
+ qdev->ram_header->monitors_config = 0;
+
+ qxl_bo_kunmap(qdev->monitors_config_bo);
+ ret = qxl_bo_reserve(qdev->monitors_config_bo, false);
+ if (ret)
+ return ret;
+
+ qxl_bo_unpin(qdev->monitors_config_bo);
+ qxl_bo_unreserve(qdev->monitors_config_bo);
+
+ qxl_bo_unref(&qdev->monitors_config_bo);
+ return 0;
+}
+
+int qxl_modeset_init(struct qxl_device *qdev)
+{
+ int i;
+ int ret;
+
+ drm_mode_config_init(qdev->ddev);
+
+ ret = qxl_create_monitors_object(qdev);
+ if (ret)
+ return ret;
qdev->ddev->mode_config.funcs = (void *)&qxl_mode_funcs;
@@ -924,6 +968,8 @@ int qxl_modeset_init(struct qxl_device *qdev)
void qxl_modeset_fini(struct qxl_device *qdev)
{
qxl_fbdev_fini(qdev);
+
+ qxl_destroy_monitors_object(qdev);
if (qdev->mode_info.mode_config_initialized) {
drm_mode_config_cleanup(qdev->ddev);
qdev->mode_info.mode_config_initialized = false;
diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h
index 42ef0e2b5094..6a929258fff9 100644
--- a/drivers/gpu/drm/qxl/qxl_drv.h
+++ b/drivers/gpu/drm/qxl/qxl_drv.h
@@ -374,6 +374,8 @@ qxl_framebuffer_init(struct drm_device *dev,
struct drm_gem_object *obj);
void qxl_display_read_client_monitors_config(struct qxl_device *qdev);
void qxl_send_monitors_config(struct qxl_device *qdev);
+int qxl_create_monitors_object(struct qxl_device *qdev);
+int qxl_destroy_monitors_object(struct qxl_device *qdev);
/* used by qxl_debugfs only */
void qxl_crtc_set_from_monitors_config(struct qxl_device *qdev);