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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
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/*
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* Copyright (C) 2016 Marek Vasut <marex@denx.de>
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*
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* i.MX23/i.MX28/i.MX6SX MXSFB LCD controller driver.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __MXSFB_DRV_H__
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#define __MXSFB_DRV_H__
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struct mxsfb_devdata {
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unsigned int transfer_count;
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unsigned int cur_buf;
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unsigned int next_buf;
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unsigned int debug0;
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unsigned int hs_wdth_mask;
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unsigned int hs_wdth_shift;
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unsigned int ipversion;
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};
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struct mxsfb_drm_private {
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const struct mxsfb_devdata *devdata;
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void __iomem *base; /* registers */
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struct clk *clk;
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struct clk *clk_axi;
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struct clk *clk_disp_axi;
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struct drm_simple_display_pipe pipe;
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struct drm_connector connector;
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struct drm_panel *panel;
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struct drm_fbdev_cma *fbdev;
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};
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int mxsfb_setup_crtc(struct drm_device *dev);
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int mxsfb_create_output(struct drm_device *dev);
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void mxsfb_enable_axi_clk(struct mxsfb_drm_private *mxsfb);
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void mxsfb_disable_axi_clk(struct mxsfb_drm_private *mxsfb);
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void mxsfb_crtc_enable(struct mxsfb_drm_private *mxsfb);
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void mxsfb_crtc_disable(struct mxsfb_drm_private *mxsfb);
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void mxsfb_plane_atomic_update(struct mxsfb_drm_private *mxsfb,
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struct drm_plane_state *state);
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#endif /* __MXSFB_DRV_H__ */
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