1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_params.h b/drivers/gpu/drm/i915/display/intel_display_params.h
new file mode 100644
index 000000000000..6206cc51df04
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/intel_display_params.h
@@ -0,0 +1,61 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2023 Intel Corporation
+ */
+
+#ifndef _INTEL_DISPLAY_PARAMS_H_
+#define _INTEL_DISPLAY_PARAMS_H_
+
+#include <linux/types.h>
+
+struct drm_printer;
+struct drm_i915_private;
+
+/*
+ * Invoke param, a function-like macro, for each intel display param, with
+ * arguments:
+ *
+ * param(type, name, value, mode)
+ *
+ * type: parameter type, one of {bool, int, unsigned int, unsigned long, char *}
+ * name: name of the parameter
+ * value: initial/default value of the parameter
+ * mode: debugfs file permissions, one of {0400, 0600, 0}, use 0 to not create
+ *       debugfs file
+ */
+#define INTEL_DISPLAY_PARAMS_FOR_EACH(param) \
+	param(char *, vbt_firmware, NULL, 0400) \
+	param(int, lvds_channel_mode, 0, 0400) \
+	param(int, panel_use_ssc, -1, 0600) \
+	param(int, vbt_sdvo_panel_type, -1, 0400) \
+	param(int, enable_dc, -1, 0400) \
+	param(bool, enable_dpt, true, 0400) \
+	param(bool, enable_sagv, true, 0600) \
+	param(int, disable_power_well, -1, 0400) \
+	param(bool, enable_ips, true, 0600) \
+	param(int, invert_brightness, 0, 0600) \
+	param(int, edp_vswing, 0, 0400) \
+	param(int, enable_dpcd_backlight, -1, 0600) \
+	param(bool, load_detect_test, false, 0600) \
+	param(bool, force_reset_modeset_test, false, 0600) \
+	param(bool, disable_display, false, 0400) \
+	param(bool, verbose_state_checks, true, 0400) \
+	param(bool, nuclear_pageflip, false, 0400) \
+	param(bool, enable_dp_mst, true, 0600) \
+	param(int, enable_fbc, -1, 0600) \
+	param(int, enable_psr, -1, 0600) \
+	param(bool, psr_safest_params, false, 0400) \
+	param(bool, enable_psr2_sel_fetch, true, 0400) \
+
+#define MEMBER(T, member, ...) T member;
+struct intel_display_params {
+	INTEL_DISPLAY_PARAMS_FOR_EACH(MEMBER);
+};
+#undef MEMBER
+
+void intel_display_params_dump(struct drm_i915_private *i915,
+			       struct drm_printer *p);
+void intel_display_params_copy(struct intel_display_params *dest);
+void intel_display_params_free(struct intel_display_params *params);
+
+#endif