| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | /* |
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| 3 | * Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/ |
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| 4 | * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> |
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| 5 | */ |
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| 6 | |
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| 7 | #ifndef __TIDSS_DRV_H__ |
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| 8 | #define __TIDSS_DRV_H__ |
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| 9 | |
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| 10 | #include <linux/spinlock.h> |
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| 11 | |
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| 12 | #define TIDSS_MAX_PORTS 4 |
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| 13 | #define TIDSS_MAX_PLANES 4 |
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| 14 | |
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| 15 | typedef u32 dispc_irq_t; |
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| 16 | |
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| 17 | struct tidss_device { |
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| 18 | struct drm_device ddev; /* DRM device for DSS */ |
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| 19 | struct device *dev; /* Underlying DSS device */ |
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| 20 | |
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| 21 | const struct dispc_features *feat; |
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| 22 | struct dispc_device *dispc; |
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| 23 | |
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| 24 | unsigned int num_crtcs; |
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| 25 | struct drm_crtc *crtcs[TIDSS_MAX_PORTS]; |
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| 26 | |
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| 27 | unsigned int num_planes; |
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| 28 | struct drm_plane *planes[TIDSS_MAX_PLANES]; |
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| 29 | |
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| 30 | unsigned int irq; |
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| 31 | |
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| 32 | /* protects the irq masks field and irqenable/irqstatus registers */ |
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| 33 | spinlock_t irq_lock; |
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| 34 | dispc_irq_t irq_mask; /* enabled irqs */ |
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| 35 | }; |
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| 36 | |
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| 37 | #define to_tidss(__dev) container_of(__dev, struct tidss_device, ddev) |
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| 38 | |
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| 39 | int tidss_runtime_get(struct tidss_device *tidss); |
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| 40 | void tidss_runtime_put(struct tidss_device *tidss); |
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| 41 | |
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| 42 | #endif |
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| 43 | |
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