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@@ -0,0 +1,90 @@
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+/*
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+ * Copyright 2014 Advanced Micro Devices, Inc.
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+ *
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+ * Permission is hereby granted, free of charge, to any person obtaining a
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+ * copy of this software and associated documentation files (the "Software"),
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+ * to deal in the Software without restriction, including without limitation
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+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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+ * and/or sell copies of the Software, and to permit persons to whom the
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+ * Software is furnished to do so, subject to the following conditions:
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+ *
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+ * The above copyright notice and this permission notice shall be included in
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+ * all copies or substantial portions of the Software.
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+ *
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+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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+ * OTHER DEALINGS IN THE SOFTWARE.
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+ *
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+ * Authors: Slava Grigorev <slava.grigorev@amd.com>
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+ */
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+
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+#include <drm/drmP.h>
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+#include "radeon.h"
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+
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+void r600_audio_enable(struct radeon_device *rdev, struct r600_audio_pin *pin,
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+ u8 enable_mask);
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+void dce6_audio_enable(struct radeon_device *rdev, struct r600_audio_pin *pin,
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+ u8 enable_mask);
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+
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+static const u32 pin_offsets[7] =
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+{
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+ (0x5e00 - 0x5e00),
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+ (0x5e18 - 0x5e00),
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+ (0x5e30 - 0x5e00),
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+ (0x5e48 - 0x5e00),
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+ (0x5e60 - 0x5e00),
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+ (0x5e78 - 0x5e00),
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+ (0x5e90 - 0x5e00),
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+};
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+
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+static int radeon_audio_chipset_supported(struct radeon_device *rdev)
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+{
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+ return ASIC_IS_DCE2(rdev) && !ASIC_IS_NODCE(rdev);
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+}
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+
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+int radeon_audio_init(struct radeon_device *rdev)
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+{
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+ int i;
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+
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+ if (!radeon_audio || !radeon_audio_chipset_supported(rdev))
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+ return 0;
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+
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+ rdev->audio.enabled = true;
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+
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+ if (ASIC_IS_DCE83(rdev)) /* KB: 2 streams, 3 endpoints */
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+ rdev->audio.num_pins = 3;
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+ else if (ASIC_IS_DCE81(rdev)) /* KV: 4 streams, 7 endpoints */
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+ rdev->audio.num_pins = 7;
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+ else if (ASIC_IS_DCE8(rdev)) /* BN/HW: 6 streams, 7 endpoints */
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+ rdev->audio.num_pins = 7;
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+ else if (ASIC_IS_DCE64(rdev)) /* OL: 2 streams, 2 endpoints */
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+ rdev->audio.num_pins = 2;
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+ else if (ASIC_IS_DCE61(rdev)) /* TN: 4 streams, 6 endpoints */
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+ rdev->audio.num_pins = 6;
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+ else if (ASIC_IS_DCE6(rdev)) /* SI: 6 streams, 6 endpoints */
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+ rdev->audio.num_pins = 6;
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+ else
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+ rdev->audio.num_pins = 1;
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+
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+ for (i = 0; i < rdev->audio.num_pins; i++) {
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+ rdev->audio.pin[i].channels = -1;
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+ rdev->audio.pin[i].rate = -1;
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+ rdev->audio.pin[i].bits_per_sample = -1;
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+ rdev->audio.pin[i].status_bits = 0;
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+ rdev->audio.pin[i].category_code = 0;
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+ rdev->audio.pin[i].connected = false;
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+ rdev->audio.pin[i].offset = pin_offsets[i];
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+ rdev->audio.pin[i].id = i;
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+ /* disable audio. it will be set up later */
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+ if (ASIC_IS_DCE6(rdev))
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+ dce6_audio_enable(rdev, &rdev->audio.pin[i], false);
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+ else
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+ r600_audio_enable(rdev, &rdev->audio.pin[i], false);
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+ }
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+
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+ return 0;
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+}
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