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+/*
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+ * Copyright (C) 2013 Red Hat
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+ * Author: Rob Clark <robdclark@gmail.com>
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License version 2 as published by
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+ * the Free Software Foundation.
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+ *
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+ * This program is distributed in the hope that it will be useful, but WITHOUT
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+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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+ * more details.
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+ *
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+ * You should have received a copy of the GNU General Public License along with
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+ * this program. If not, see <http://www.gnu.org/licenses/>.
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+ */
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+
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+#ifndef __MSM_KMS_H__
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+#define __MSM_KMS_H__
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+
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+#include <linux/clk.h>
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+#include <linux/regulator/consumer.h>
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+
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+#include "msm_drv.h"
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+
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+/* As there are different display controller blocks depending on the
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+ * snapdragon version, the kms support is split out and the appropriate
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+ * implementation is loaded at runtime. The kms module is responsible
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+ * for constructing the appropriate planes/crtcs/encoders/connectors.
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+ */
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+struct msm_kms_funcs {
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+ /* hw initialization: */
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+ int (*hw_init)(struct msm_kms *kms);
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+ /* irq handling: */
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+ void (*irq_preinstall)(struct msm_kms *kms);
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+ int (*irq_postinstall)(struct msm_kms *kms);
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+ void (*irq_uninstall)(struct msm_kms *kms);
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+ irqreturn_t (*irq)(struct msm_kms *kms);
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+ int (*enable_vblank)(struct msm_kms *kms, struct drm_crtc *crtc);
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+ void (*disable_vblank)(struct msm_kms *kms, struct drm_crtc *crtc);
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+ /* misc: */
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+ const struct msm_format *(*get_format)(struct msm_kms *kms, uint32_t format);
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+ long (*round_pixclk)(struct msm_kms *kms, unsigned long rate,
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+ struct drm_encoder *encoder);
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+ /* cleanup: */
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+ void (*preclose)(struct msm_kms *kms, struct drm_file *file);
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+ void (*destroy)(struct msm_kms *kms);
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+};
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+
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+struct msm_kms {
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+ const struct msm_kms_funcs *funcs;
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+};
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+
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+struct msm_kms *mdp4_kms_init(struct drm_device *dev);
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+
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+#endif /* __MSM_KMS_H__ */
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