1 files changed, 74 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.h b/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.h
new file mode 100644
index 000000000000..6e4dd3521935
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2012-15 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#ifndef __DAL_HW_FACTORY_H__
+#define __DAL_HW_FACTORY_H__
+
+struct hw_gpio_pin;
+struct hw_hpd;
+
+struct hw_factory {
+	uint32_t number_of_pins[GPIO_ID_COUNT];
+
+	const struct hw_factory_funcs {
+		struct hw_gpio_pin *(*create_ddc_data)(
+			struct dc_context *ctx,
+			enum gpio_id id,
+			uint32_t en);
+		struct hw_gpio_pin *(*create_ddc_clock)(
+			struct dc_context *ctx,
+			enum gpio_id id,
+			uint32_t en);
+		struct hw_gpio_pin *(*create_generic)(
+			struct dc_context *ctx,
+			enum gpio_id id,
+			uint32_t en);
+		struct hw_gpio_pin *(*create_hpd)(
+			struct dc_context *ctx,
+			enum gpio_id id,
+			uint32_t en);
+		struct hw_gpio_pin *(*create_sync)(
+			struct dc_context *ctx,
+			enum gpio_id id,
+			uint32_t en);
+		struct hw_gpio_pin *(*create_gsl)(
+			struct dc_context *ctx,
+			enum gpio_id id,
+			uint32_t en);
+		void (*define_hpd_registers)(
+				struct hw_gpio_pin *pin,
+				uint32_t en);
+		void (*define_ddc_registers)(
+				struct hw_gpio_pin *pin,
+				uint32_t en);
+	} *funcs;
+};
+
+bool dal_hw_factory_init(
+	struct hw_factory *factory,
+	enum dce_version dce_version,
+	enum dce_environment dce_environment);
+
+#endif