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authorDave Airlie <airlied@redhat.com>2018-11-19 11:07:52 +1000
committerDave Airlie <airlied@redhat.com>2018-11-19 11:07:52 +1000
commit9235dd441af43599b9cdcce599a3da4083fcad3c (patch)
tree5f8a79cc2d378f05e807c6c5e388394b8e86319d /drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h
parentd7563c55ef9fc1fd2301b8708b3c1f53509d6745 (diff)
parent36b486bc682114a2f1001cbf1a87f21ae381bfc1 (diff)
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Merge branch 'drm-next-4.21' of git://people.freedesktop.org/~agd5f/linux into drm-next
New features for 4.21: amdgpu: - Support for SDMA paging queue on vega - Put compute EOP buffers into vram for better performance - Share more code with amdkfd - Support for scanout with DCC on gfx9 - Initial kerneldoc for DC - Updated SMU firmware support for gfx8 chips - Rework CSA handling for eventual support for preemption - XGMI PSP support - Clean up RLC handling - Enable GPU reset by default on VI, SOC15 dGPUs - Ring and IB test cleanups amdkfd: - Share more code with amdgpu ttm: - Move global init out of the drivers scheduler: - Track if schedulers are ready for work - Timeout/fault handling changes to facilitate GPU recovery Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexdeucher@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20181114165113.3751-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h')
-rw-r--r--drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h b/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h
new file mode 100644
index 000000000000..23a4b18e5fee
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2012-16 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_CLK_MGR_H__
+#define __DAL_CLK_MGR_H__
+
+#include "dm_services_types.h"
+#include "dc.h"
+
+struct clk_mgr {
+ struct dc_context *ctx;
+ const struct clk_mgr_funcs *funcs;
+
+ struct dc_clocks clks;
+};
+
+struct clk_mgr_funcs {
+ void (*update_clocks)(struct clk_mgr *clk_mgr,
+ struct dc_state *context,
+ bool safe_to_lower);
+
+ int (*get_dp_ref_clk_frequency)(struct clk_mgr *clk_mgr);
+};
+
+#endif /* __DAL_CLK_MGR_H__ */