| /* -*- mode: c; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ |
| /* vi: set ts=8 sw=8 sts=8: */ |
| /*************************************************************************/ /*! |
| @File |
| @Codingstyle LinuxKernel |
| @Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved |
| @License Dual MIT/GPLv2 |
| |
| The contents of this file are subject to the MIT license as set out below. |
| |
| Permission is hereby granted, free of charge, to any person obtaining a copy |
| of this software and associated documentation files (the "Software"), to deal |
| in the Software without restriction, including without limitation the rights |
| to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| copies of the Software, and to permit persons to whom the Software is |
| furnished to do so, subject to the following conditions: |
| |
| The above copyright notice and this permission notice shall be included in |
| all copies or substantial portions of the Software. |
| |
| Alternatively, the contents of this file may be used under the terms of |
| the GNU General Public License Version 2 ("GPL") in which case the provisions |
| of GPL are applicable instead of those above. |
| |
| If you wish to allow use of your version of this file only under the terms of |
| GPL, and not to allow others to use your version of this file under the terms |
| of the MIT license, indicate your decision by deleting the provisions above |
| and replace them with the notice and other provisions required by GPL as set |
| out in the file called "GPL-COPYING" included in this distribution. If you do |
| not delete the provisions above, a recipient may use your version of this file |
| under the terms of either the MIT license or GPL. |
| |
| This License is also included in this distribution in the file called |
| "MIT-COPYING". |
| |
| EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS |
| PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING |
| BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR |
| PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR |
| COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER |
| IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ /**************************************************************************/ |
| |
| #if !defined(__DRM_PDP_DRV_H__) |
| #define __DRM_PDP_DRV_H__ |
| |
| #include <linux/version.h> |
| #include <linux/wait.h> |
| |
| #include <drm/drmP.h> |
| #include <drm/drm_crtc.h> |
| #include <drm/drm_crtc_helper.h> |
| #include <drm/drm_fb_helper.h> |
| #include <drm/drm_mm.h> |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 9, 0)) |
| #include <drm/drm_plane.h> |
| #endif |
| |
| #include "pdp_common.h" |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 14, 0)) && \ |
| !defined(PVR_ANDROID_USE_PDP_LEGACY) |
| #define PDP_USE_ATOMIC |
| #endif |
| |
| struct pdp_gem_context; |
| enum pdp_crtc_flip_status; |
| struct pdp_flip_data; |
| struct pdp_gem_private; |
| |
| #if !defined(SUPPORT_PLATO_DISPLAY) |
| struct tc_pdp_platform_data; |
| #else |
| struct plato_pdp_platform_data; |
| #endif |
| |
| struct pdp_drm_private { |
| struct drm_device *dev; |
| |
| enum pdp_version version; |
| |
| /* created by pdp_gem_init */ |
| struct pdp_gem_private *gem_priv; |
| |
| /* initialised by pdp_modeset_early_init */ |
| struct drm_plane *plane; |
| struct drm_crtc *crtc; |
| struct drm_connector *connector; |
| struct drm_encoder *encoder; |
| |
| bool display_enabled; |
| }; |
| |
| struct pdp_crtc { |
| struct drm_crtc base; |
| |
| uint32_t number; |
| |
| resource_size_t pdp_reg_size; |
| resource_size_t pdp_reg_phys_base; |
| void __iomem *pdp_reg; |
| |
| resource_size_t pdp_bif_reg_size; |
| resource_size_t pdp_bif_reg_phys_base; |
| void __iomem *pdp_bif_reg; |
| |
| resource_size_t pll_reg_size; |
| resource_size_t pll_reg_phys_base; |
| void __iomem *pll_reg; |
| |
| resource_size_t odn_core_size; /* needed for odin pdp clk reset */ |
| resource_size_t odn_core_phys_base; |
| void __iomem *odn_core_reg; |
| |
| wait_queue_head_t flip_pending_wait_queue; |
| |
| /* Reuse the drm_device event_lock to protect these */ |
| atomic_t flip_status; |
| struct drm_pending_vblank_event *flip_event; |
| struct drm_framebuffer *old_fb; |
| struct pdp_flip_data *flip_data; |
| bool flip_async; |
| }; |
| |
| #define to_pdp_crtc(crtc) container_of(crtc, struct pdp_crtc, base) |
| |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 14, 0)) |
| struct pdp_framebuffer { |
| struct drm_framebuffer base; |
| struct drm_gem_object *obj[1]; |
| }; |
| |
| #define to_pdp_framebuffer(fb) container_of(fb, struct pdp_framebuffer, base) |
| #else |
| #define pdp_framebuffer drm_framebuffer |
| #define to_pdp_framebuffer(fb) (fb) |
| #endif |
| |
| static inline u32 pdp_drm_fb_cpp(struct drm_framebuffer *fb) |
| { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 11, 0)) |
| return fb->format->cpp[0]; |
| #else |
| return fb->bits_per_pixel / 8; |
| #endif |
| } |
| |
| static inline u32 pdp_drm_fb_format(struct drm_framebuffer *fb) |
| { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 11, 0)) |
| return fb->format->format; |
| #else |
| return fb->pixel_format; |
| #endif |
| } |
| |
| int pdp_debugfs_init(struct drm_minor *minor); |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 12, 0)) |
| void pdp_debugfs_cleanup(struct drm_minor *minor); |
| #endif |
| |
| struct drm_plane *pdp_plane_create(struct drm_device *dev, |
| enum drm_plane_type type); |
| void pdp_plane_set_surface(struct drm_crtc *crtc, struct drm_plane *plane, |
| struct drm_framebuffer *fb, |
| const uint32_t src_x, const uint32_t src_y); |
| |
| struct drm_crtc *pdp_crtc_create(struct drm_device *dev, uint32_t number, |
| struct drm_plane *primary_plane); |
| void pdp_crtc_set_plane_enabled(struct drm_crtc *crtc, bool enable); |
| void pdp_crtc_set_vblank_enabled(struct drm_crtc *crtc, bool enable); |
| void pdp_crtc_irq_handler(struct drm_crtc *crtc); |
| |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 6, 0)) |
| void pdp_crtc_flip_event_cancel(struct drm_crtc *crtc, struct drm_file *file); |
| #endif |
| |
| struct drm_connector *pdp_dvi_connector_create(struct drm_device *dev); |
| |
| struct drm_encoder *pdp_tmds_encoder_create(struct drm_device *dev); |
| |
| int pdp_modeset_early_init(struct pdp_drm_private *dev_priv); |
| int pdp_modeset_late_init(struct pdp_drm_private *dev_priv); |
| void pdp_modeset_early_cleanup(struct pdp_drm_private *dev_priv); |
| void pdp_modeset_late_cleanup(struct pdp_drm_private *dev_priv); |
| |
| #endif /* !defined(__DRM_PDP_DRV_H__) */ |