linux-kernel - [PATCH 5/6] drm: uapi: add gdepaper uapi header

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Date:   Tue, 30 Jul 2019 22:48:31 +0900
From:   Jan Sebastian Götte <linux@...eg.net>
To:     dri-devel@...ts.freedesktop.org
Cc:     Noralf Trønnes <noralf@...nnes.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>, linux-kernel@...r.kernel.org
Subject: [PATCH 5/6] drm: uapi: add gdepaper uapi header

Signed-off-by: Jan Sebastian Götte <linux@...eg.net>
---
 include/uapi/drm/gdepaper_drm.h | 62 +++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 include/uapi/drm/gdepaper_drm.h

diff --git a/include/uapi/drm/gdepaper_drm.h b/include/uapi/drm/gdepaper_drm.h
new file mode 100644
index 000000000000..84ff6429bef5
--- /dev/null
+++ b/include/uapi/drm/gdepaper_drm.h
@@ -0,0 +1,62 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
+/* gdepaper_drm.h
+ *
+ * Copyright (c) 2019 Jan Sebastian Götte
+ */
+
+#ifndef _UAPI_GDEPAPER_DRM_H_
+#define _UAPI_GDEPAPER_DRM_H_
+
+#include "drm.h"
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+enum drm_gdepaper_vghl_lv {
+	DRM_GDEP_PWR_VGHL_16V = 0,
+	DRM_GDEP_PWR_VGHL_15V = 1,
+	DRM_GDEP_PWR_VGHL_14V = 2,
+	DRM_GDEP_PWR_VGHL_13V = 3,
+};
+
+struct gdepaper_refresh_params {
+	enum drm_gdepaper_vghl_lv vg_lv; /* gate voltage level */
+	__u32 vcom_sel; /* VCOM select bit according to datasheet */
+	__s32 vdh_bw_mv; /* drive high level, b/w pixel (mV) */
+	__s32 vdh_col_mv; /* drive high level, red/yellow pixel (mV) */
+	__s32 vdl_mv; /* drive low level (mV) */
+	__s32 vcom_dc_mv;
+	__u32 vcom_data_ivl_hsync; /* data ivl len in hsync periods */
+	__u32 border_data_sel; /* "vbd" in datasheet */
+	__u32 data_polarity; /* "ddx" in datasheet */
+	__u32 use_otp_luts_flag; /* Use OTP LUTs */
+	__u8 lut_vcom_dc[44];
+	__u8 lut_ww[42];
+	__u8 lut_bw[42];
+	__u8 lut_bb[42];
+	__u8 lut_wb[42];
+};
+
+/* Force a full display refresh */
+#define DRM_GDEPAPER_FORCE_FULL_REFRESH		0x00
+#define DRM_GDEPAPER_GET_REFRESH_PARAMS		0x01
+#define DRM_GDEPAPER_SET_REFRESH_PARAMS		0x02
+#define DRM_GDEPAPER_SET_PARTIAL_UPDATE_EN	0x03
+
+#define DRM_IOCTL_GDEPAPER_FORCE_FULL_REFRESH \
+	DRM_IO(DRM_COMMAND_BASE + DRM_GDEPAPER_FORCE_FULL_REFRESH)
+#define DRM_IOCTL_GDEPAPER_GET_REFRESH_PARAMS \
+	DRM_IOR(DRM_COMMAND_BASE + DRM_GDEPAPER_GET_REFRESH_PARAMS, \
+	struct gdepaper_refresh_params)
+#define DRM_IOCTL_GDEPAPER_SET_REFRESH_PARAMS \
+	DRM_IOR(DRM_COMMAND_BASE + DRM_GDEPAPER_SET_REFRESH_PARAMS, \
+	struct gdepaper_refresh_params)
+#define DRM_IOCTL_GDEPAPER_SET_PARTIAL_UPDATE_EN \
+	DRM_IOR(DRM_COMMAND_BASE + DRM_GDEPAPER_SET_PARTIAL_UPDATE_EN, __u32)
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* _UAPI_GDEPAPER_DRM_H_ */
-- 
2.21.0