| /* |
| * Copyright (C) 2013 Red Hat |
| * Author: Rob Clark <robdclark@gmail.com> |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 as published by |
| * the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along with |
| * this program. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #ifndef __MDP_KMS_H__ |
| #define __MDP_KMS_H__ |
| |
| #include <linux/clk.h> |
| #include <linux/platform_device.h> |
| #include <linux/regulator/consumer.h> |
| |
| #include "msm_drv.h" |
| #include "msm_kms.h" |
| #include "mdp_common.xml.h" |
| |
| struct mdp_kms; |
| |
| struct mdp_kms_funcs { |
| struct msm_kms_funcs base; |
| void (*set_irqmask)(struct mdp_kms *mdp_kms, uint32_t irqmask); |
| }; |
| |
| struct mdp_kms { |
| struct msm_kms base; |
| |
| const struct mdp_kms_funcs *funcs; |
| |
| /* irq handling: */ |
| bool in_irq; |
| struct list_head irq_list; /* list of mdp4_irq */ |
| uint32_t vblank_mask; /* irq bits set for userspace vblank */ |
| }; |
| #define to_mdp_kms(x) container_of(x, struct mdp_kms, base) |
| |
| static inline void mdp_kms_init(struct mdp_kms *mdp_kms, |
| const struct mdp_kms_funcs *funcs) |
| { |
| mdp_kms->funcs = funcs; |
| INIT_LIST_HEAD(&mdp_kms->irq_list); |
| msm_kms_init(&mdp_kms->base, &funcs->base); |
| } |
| |
| /* |
| * irq helpers: |
| */ |
| |
| /* For transiently registering for different MDP irqs that various parts |
| * of the KMS code need during setup/configuration. These are not |
| * necessarily the same as what drm_vblank_get/put() are requesting, and |
| * the hysteresis in drm_vblank_put() is not necessarily desirable for |
| * internal housekeeping related irq usage. |
| */ |
| struct mdp_irq { |
| struct list_head node; |
| uint32_t irqmask; |
| bool registered; |
| void (*irq)(struct mdp_irq *irq, uint32_t irqstatus); |
| }; |
| |
| void mdp_dispatch_irqs(struct mdp_kms *mdp_kms, uint32_t status); |
| void mdp_update_vblank_mask(struct mdp_kms *mdp_kms, uint32_t mask, bool enable); |
| void mdp_irq_wait(struct mdp_kms *mdp_kms, uint32_t irqmask); |
| void mdp_irq_register(struct mdp_kms *mdp_kms, struct mdp_irq *irq); |
| void mdp_irq_unregister(struct mdp_kms *mdp_kms, struct mdp_irq *irq); |
| void mdp_irq_update(struct mdp_kms *mdp_kms); |
| |
| /* |
| * pixel format helpers: |
| */ |
| |
| struct mdp_format { |
| struct msm_format base; |
| enum mdp_bpc bpc_r, bpc_g, bpc_b; |
| enum mdp_bpc_alpha bpc_a; |
| uint8_t unpack[4]; |
| bool alpha_enable, unpack_tight; |
| uint8_t cpp, unpack_count; |
| }; |
| #define to_mdp_format(x) container_of(x, struct mdp_format, base) |
| |
| uint32_t mdp_get_formats(uint32_t *formats, uint32_t max_formats); |
| const struct msm_format *mdp_get_format(struct msm_kms *kms, uint32_t format); |
| |
| #endif /* __MDP_KMS_H__ */ |