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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/sti/sti_compositor.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/sti/sti_compositor.h')
-rw-r--r-- | drivers/gpu/drm/sti/sti_compositor.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sti/sti_compositor.h b/drivers/gpu/drm/sti/sti_compositor.h new file mode 100644 index 000000000..25bb01bdd --- /dev/null +++ b/drivers/gpu/drm/sti/sti_compositor.h @@ -0,0 +1,85 @@ +/* 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_COMPOSITOR_H_ +#define _STI_COMPOSITOR_H_ + +#include <linux/clk.h> +#include <linux/kernel.h> + +#include "sti_mixer.h" +#include "sti_plane.h" + +#define WAIT_NEXT_VSYNC_MS 50 /*ms*/ + +#define STI_MAX_MIXER 2 +#define STI_MAX_VID 1 + +enum sti_compositor_subdev_type { + STI_MIXER_MAIN_SUBDEV, + STI_MIXER_AUX_SUBDEV, + STI_GPD_SUBDEV, + STI_VID_SUBDEV, + STI_CURSOR_SUBDEV, +}; + +struct sti_compositor_subdev_descriptor { + enum sti_compositor_subdev_type type; + int id; + unsigned int offset; +}; + +/** + * STI Compositor data structure + * + * @nb_subdev: number of subdevices supported by the compositor + * @subdev_desc: subdev list description + */ +#define MAX_SUBDEV 9 +struct sti_compositor_data { + unsigned int nb_subdev; + struct sti_compositor_subdev_descriptor subdev_desc[MAX_SUBDEV]; +}; + +/** + * STI Compositor structure + * + * @dev: driver device + * @regs: registers (main) + * @data: device data + * @clk_compo_main: clock for main compo + * @clk_compo_aux: clock for aux compo + * @clk_pix_main: pixel clock for main path + * @clk_pix_aux: pixel clock for aux path + * @rst_main: reset control of the main path + * @rst_aux: reset control of the aux path + * @mixer: array of mixers + * @vid: array of vids + * @vtg: array of vtgs + * @vtg_vblank_nb: array of callbacks for VTG VSYNC notification + */ +struct sti_compositor { + struct device *dev; + void __iomem *regs; + struct sti_compositor_data data; + struct clk *clk_compo_main; + struct clk *clk_compo_aux; + struct clk *clk_pix_main; + struct clk *clk_pix_aux; + struct reset_control *rst_main; + struct reset_control *rst_aux; + struct sti_mixer *mixer[STI_MAX_MIXER]; + struct sti_vid *vid[STI_MAX_VID]; + struct sti_vtg *vtg[STI_MAX_MIXER]; + struct notifier_block vtg_vblank_nb[STI_MAX_MIXER]; +}; + +void sti_compositor_debugfs_init(struct sti_compositor *compo, + struct drm_minor *minor); + +#endif |