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path: root/drivers/gpu/drm/i915/display/intel_vga_regs.h
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_vga_regs.h')
-rw-r--r--drivers/gpu/drm/i915/display/intel_vga_regs.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_vga_regs.h b/drivers/gpu/drm/i915/display/intel_vga_regs.h
new file mode 100644
index 000000000000..cbacced1a69f
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/intel_vga_regs.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2025 Intel Corporation
+ */
+
+#ifndef __INTEL_VGA_REGS_H__
+#define __INTEL_VGA_REGS_H__
+
+#include "intel_display_reg_defs.h"
+
+#define VGACNTRL _MMIO(0x71400)
+#define VLV_VGACNTRL _MMIO(VLV_DISPLAY_BASE + 0x71400)
+#define CPU_VGACNTRL _MMIO(0x41000)
+#define VGA_DISP_DISABLE REG_BIT(31)
+#define VGA_2X_MODE REG_BIT(30) /* pre-ilk */
+#define VGA_PIPE_SEL_MASK REG_BIT(29) /* pre-ivb */
+#define VGA_PIPE_SEL(pipe) REG_FIELD_PREP(VGA_PIPE_SEL_MASK, (pipe))
+#define VGA_PIPE_SEL_MASK_CHV REG_GENMASK(29, 28) /* chv */
+#define VGA_PIPE_SEL_CHV(pipe) REG_FIELD_PREP(VGA_PIPE_SEL_MASK_CHV, (pipe))
+#define VGA_BORDER_ENABLE REG_BIT(26)
+#define VGA_PIPE_CSC_ENABLE REG_BIT(24) /* ilk+ */
+#define VGA_CENTERING_ENABLE_MASK REG_GENMASK(25, 24) /* pre-ilk */
+#define VGA_PALETTE_READ_SEL REG_BIT(23) /* pre-ivb */
+#define VGA_PALETTE_A_WRITE_DISABLE REG_BIT(22) /* pre-ivb */
+#define VGA_PALETTE_B_WRITE_DISABLE REG_BIT(21) /* pre-ivb */
+#define VGA_LEGACY_8BIT_PALETTE_ENABLE REG_BIT(20)
+#define VGA_PALETTE_BYPASS REG_BIT(19)
+#define VGA_NINE_DOT_DISABLE REG_BIT(18)
+#define VGA_PALETTE_READ_SEL_HI_CHV REG_BIT(15) /* chv */
+#define VGA_PALETTE_C_WRITE_DISABLE_CHV REG_BIT(14) /* chv */
+#define VGA_ACTIVE_THROTTLING_MASK REG_GENMASK(15, 12) /* ilk+ */
+#define VGA_BLANK_THROTTLING_MASK REG_GENMASK(11, 8) /* ilk+ */
+#define VGA_BLINK_DUTY_CYCLE_MASK REG_GENMASK(7, 6)
+#define VGA_VSYNC_BLINK_RATE_MASK REG_GENMASK(5, 0)
+
+#endif /* __INTEL_VGA_REGS_H__ */