Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 61 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/display/intel_dmc.h b/drivers/gpu/drm/i915/display/intel_dmc.h
new file mode 100644
index 000000000..67e03315e
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/intel_dmc.h
@@ -0,0 +1,61 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2019 Intel Corporation
+ */
+
+#ifndef __INTEL_DMC_H__
+#define __INTEL_DMC_H__
+
+#include "i915_reg_defs.h"
+#include "intel_wakeref.h"
+#include <linux/workqueue.h>
+
+struct drm_i915_error_state_buf;
+struct drm_i915_private;
+
+enum {
+	DMC_FW_MAIN = 0,
+	DMC_FW_PIPEA,
+	DMC_FW_PIPEB,
+	DMC_FW_PIPEC,
+	DMC_FW_PIPED,
+	DMC_FW_MAX
+};
+
+struct intel_dmc {
+	struct work_struct work;
+	const char *fw_path;
+	u32 required_version;
+	u32 max_fw_size; /* bytes */
+	u32 version;
+	struct dmc_fw_info {
+		u32 mmio_count;
+		i915_reg_t mmioaddr[20];
+		u32 mmiodata[20];
+		u32 dmc_offset;
+		u32 start_mmioaddr;
+		u32 dmc_fw_size; /*dwords */
+		u32 *payload;
+		bool present;
+	} dmc_info[DMC_FW_MAX];
+
+	u32 dc_state;
+	u32 target_dc_state;
+	u32 allowed_dc_mask;
+	intel_wakeref_t wakeref;
+};
+
+void intel_dmc_ucode_init(struct drm_i915_private *i915);
+void intel_dmc_load_program(struct drm_i915_private *i915);
+void intel_dmc_disable_program(struct drm_i915_private *i915);
+void intel_dmc_ucode_fini(struct drm_i915_private *i915);
+void intel_dmc_ucode_suspend(struct drm_i915_private *i915);
+void intel_dmc_ucode_resume(struct drm_i915_private *i915);
+bool intel_dmc_has_payload(struct drm_i915_private *i915);
+void intel_dmc_debugfs_register(struct drm_i915_private *i915);
+void intel_dmc_print_error_state(struct drm_i915_error_state_buf *m,
+				 struct drm_i915_private *i915);
+
+void assert_dmc_loaded(struct drm_i915_private *i915);
+
+#endif /* __INTEL_DMC_H__ */