drm/amdgpu: add core driver (v4)

This adds the non-asic specific core driver code.

v2: remove extra kconfig option
v3: implement minor fixes from Fengguang Wu
v4: fix cast in amdgpu_ucode.c

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 42 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_dp.h b/drivers/gpu/drm/amd/amdgpu/atombios_dp.h
new file mode 100644
index 000000000000..f59d85eaddf0
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/atombios_dp.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2014 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.
+ *
+ */
+
+#ifndef __ATOMBIOS_DP_H__
+#define __ATOMBIOS_DP_H__
+
+void amdgpu_atombios_dp_aux_init(struct amdgpu_connector *amdgpu_connector);
+u8 amdgpu_atombios_dp_get_sinktype(struct amdgpu_connector *amdgpu_connector);
+int amdgpu_atombios_dp_get_dpcd(struct amdgpu_connector *amdgpu_connector);
+int amdgpu_atombios_dp_get_panel_mode(struct drm_encoder *encoder,
+			       struct drm_connector *connector);
+void amdgpu_atombios_dp_set_link_config(struct drm_connector *connector,
+				 const struct drm_display_mode *mode);
+int amdgpu_atombios_dp_mode_valid_helper(struct drm_connector *connector,
+				  struct drm_display_mode *mode);
+bool amdgpu_atombios_dp_needs_link_train(struct amdgpu_connector *amdgpu_connector);
+void amdgpu_atombios_dp_set_rx_power_state(struct drm_connector *connector,
+				    u8 power_state);
+void amdgpu_atombios_dp_link_train(struct drm_encoder *encoder,
+			    struct drm_connector *connector);
+
+#endif