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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/gpu/drm/sti/sti_mixer.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/sti/sti_mixer.h')
-rw-r--r--drivers/gpu/drm/sti/sti_mixer.h64
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sti/sti_mixer.h b/drivers/gpu/drm/sti/sti_mixer.h
new file mode 100644
index 000000000..4cb3cfddc
--- /dev/null
+++ b/drivers/gpu/drm/sti/sti_mixer.h
@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) STMicroelectronics SA 2014
+ * Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
+ * Fabien Dessenne <fabien.dessenne@st.com>
+ * for STMicroelectronics.
+ */
+
+#ifndef _STI_MIXER_H_
+#define _STI_MIXER_H_
+
+#include <drm/drmP.h>
+
+#include "sti_plane.h"
+
+#define to_sti_mixer(x) container_of(x, struct sti_mixer, drm_crtc)
+
+enum sti_mixer_status {
+ STI_MIXER_READY,
+ STI_MIXER_DISABLING,
+ STI_MIXER_DISABLED,
+};
+
+/**
+ * STI Mixer subdevice structure
+ *
+ * @dev: driver device
+ * @regs: mixer registers
+ * @id: id of the mixer
+ * @drm_crtc: crtc object link to the mixer
+ * @status: to know the status of the mixer
+ */
+struct sti_mixer {
+ struct device *dev;
+ void __iomem *regs;
+ int id;
+ struct drm_crtc drm_crtc;
+ enum sti_mixer_status status;
+};
+
+const char *sti_mixer_to_str(struct sti_mixer *mixer);
+
+struct sti_mixer *sti_mixer_create(struct device *dev,
+ struct drm_device *drm_dev,
+ int id,
+ void __iomem *baseaddr);
+
+int sti_mixer_set_plane_status(struct sti_mixer *mixer,
+ struct sti_plane *plane, bool status);
+int sti_mixer_set_plane_depth(struct sti_mixer *mixer, struct sti_plane *plane);
+int sti_mixer_active_video_area(struct sti_mixer *mixer,
+ struct drm_display_mode *mode);
+
+void sti_mixer_set_background_status(struct sti_mixer *mixer, bool enable);
+
+int sti_mixer_debugfs_init(struct sti_mixer *mixer, struct drm_minor *minor);
+
+/* depth in Cross-bar control = z order */
+#define GAM_MIXER_NB_DEPTH_LEVEL 6
+
+#define STI_MIXER_MAIN 0
+#define STI_MIXER_AUX 1
+
+#endif