2 * Copyright (C) 2013 Red Hat
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 as published by
7 * the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program. If not, see <http://www.gnu.org/licenses/>.
21 #include <linux/clk.h>
22 #include <linux/regulator/consumer.h>
26 /* As there are different display controller blocks depending on the
27 * snapdragon version, the kms support is split out and the appropriate
28 * implementation is loaded at runtime. The kms module is responsible
29 * for constructing the appropriate planes/crtcs/encoders/connectors.
31 struct msm_kms_funcs {
32 /* hw initialization: */
33 int (*hw_init)(struct msm_kms *kms);
35 void (*irq_preinstall)(struct msm_kms *kms);
36 int (*irq_postinstall)(struct msm_kms *kms);
37 void (*irq_uninstall)(struct msm_kms *kms);
38 irqreturn_t (*irq)(struct msm_kms *kms);
39 int (*enable_vblank)(struct msm_kms *kms, struct drm_crtc *crtc);
40 void (*disable_vblank)(struct msm_kms *kms, struct drm_crtc *crtc);
42 const struct msm_format *(*get_format)(struct msm_kms *kms, uint32_t format);
43 long (*round_pixclk)(struct msm_kms *kms, unsigned long rate,
44 struct drm_encoder *encoder);
46 void (*preclose)(struct msm_kms *kms, struct drm_file *file);
47 void (*destroy)(struct msm_kms *kms);
51 const struct msm_kms_funcs *funcs;
55 struct list_head irq_list; /* list of mdp4_irq */
56 uint32_t vblank_mask; /* irq bits set for userspace vblank */
59 static inline void msm_kms_init(struct msm_kms *kms,
60 const struct msm_kms_funcs *funcs)
65 struct msm_kms *mdp4_kms_init(struct drm_device *dev);
66 struct msm_kms *mdp5_kms_init(struct drm_device *dev);
68 #endif /* __MSM_KMS_H__ */