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path: root/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
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Diffstat (limited to 'drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h')
-rw-r--r--drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
new file mode 100644
index 000000000..7d263f4d7
--- /dev/null
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
@@ -0,0 +1,68 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/* Hisilicon Hibmc SoC drm driver
+ *
+ * Based on the bochs drm driver.
+ *
+ * Copyright (c) 2016 Huawei Limited.
+ *
+ * Author:
+ * Rongrong Zou <zourongrong@huawei.com>
+ * Rongrong Zou <zourongrong@gmail.com>
+ * Jianhua Li <lijianhua@huawei.com>
+ */
+
+#ifndef HIBMC_DRM_DRV_H
+#define HIBMC_DRM_DRV_H
+
+#include <linux/gpio/consumer.h>
+#include <linux/i2c-algo-bit.h>
+#include <linux/i2c.h>
+
+#include <drm/drm_edid.h>
+#include <drm/drm_fb_helper.h>
+#include <drm/drm_framebuffer.h>
+
+struct hibmc_connector {
+ struct drm_connector base;
+
+ struct i2c_adapter adapter;
+ struct i2c_algo_bit_data bit_data;
+};
+
+struct hibmc_drm_private {
+ /* hw */
+ void __iomem *mmio;
+ void __iomem *fb_map;
+ resource_size_t fb_base;
+ resource_size_t fb_size;
+
+ /* drm */
+ struct drm_device dev;
+ struct drm_plane primary_plane;
+ struct drm_crtc crtc;
+ struct drm_encoder encoder;
+ struct hibmc_connector connector;
+};
+
+static inline struct hibmc_connector *to_hibmc_connector(struct drm_connector *connector)
+{
+ return container_of(connector, struct hibmc_connector, base);
+}
+
+static inline struct hibmc_drm_private *to_hibmc_drm_private(struct drm_device *dev)
+{
+ return container_of(dev, struct hibmc_drm_private, dev);
+}
+
+void hibmc_set_power_mode(struct hibmc_drm_private *priv,
+ u32 power_mode);
+void hibmc_set_current_gate(struct hibmc_drm_private *priv,
+ u32 gate);
+
+int hibmc_de_init(struct hibmc_drm_private *priv);
+int hibmc_vdac_init(struct hibmc_drm_private *priv);
+
+int hibmc_mm_init(struct hibmc_drm_private *hibmc);
+int hibmc_ddc_create(struct drm_device *drm_dev, struct hibmc_connector *connector);
+
+#endif