diff options
Diffstat (limited to 'drivers/gpu/drm/tidss/tidss_drv.h')
| -rw-r--r-- | drivers/gpu/drm/tidss/tidss_drv.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tidss/tidss_drv.h b/drivers/gpu/drm/tidss/tidss_drv.h new file mode 100644 index 000000000000..e1c1f41d8b4b --- /dev/null +++ b/drivers/gpu/drm/tidss/tidss_drv.h @@ -0,0 +1,51 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/ + * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> + */ + +#ifndef __TIDSS_DRV_H__ +#define __TIDSS_DRV_H__ + +#include <linux/spinlock.h> + +#include <drm/drm_device.h> + +#define TIDSS_MAX_PORTS 4 +#define TIDSS_MAX_PLANES 4 +#define TIDSS_MAX_OLDI_TXES 2 + +typedef u32 dispc_irq_t; +struct tidss_oldi; + +struct tidss_device { + struct drm_device ddev; /* DRM device for DSS */ + struct device *dev; /* Underlying DSS device */ + + const struct dispc_features *feat; + struct dispc_device *dispc; + bool is_ext_vp_clk[TIDSS_MAX_PORTS]; + + + unsigned int num_crtcs; + struct drm_crtc *crtcs[TIDSS_MAX_PORTS]; + + unsigned int num_planes; + struct drm_plane *planes[TIDSS_MAX_PLANES]; + + unsigned int num_oldis; + struct tidss_oldi *oldis[TIDSS_MAX_OLDI_TXES]; + + unsigned int irq; + + /* protects the irq masks field and irqenable/irqstatus registers */ + spinlock_t irq_lock; + dispc_irq_t irq_mask; /* enabled irqs */ +}; + +#define to_tidss(__dev) container_of(__dev, struct tidss_device, ddev) + +int tidss_runtime_get(struct tidss_device *tidss); +void tidss_runtime_put(struct tidss_device *tidss); + +#endif |