/* * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved. * * 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. * * 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. 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. */ #ifndef __NVIDIA_DRM_HELPER_H__ #define __NVIDIA_DRM_HELPER_H__ #include "nvidia-drm-conftest.h" #if defined(NV_DRM_AVAILABLE) #if defined(NV_DRM_DRMP_H_PRESENT) #include #endif #include #if defined(NV_DRM_ALPHA_BLENDING_AVAILABLE) #include #endif /* * For DRM_MODE_ROTATE_*, DRM_MODE_REFLECT_*, struct drm_color_ctm_3x4, and * struct drm_color_lut. */ #include /* * Commit 1e13c5644c44 ("drm/drm_mode_object: increase max objects to * accommodate new color props") in Linux v6.8 increased the pre-object * property limit to from 24 to 64. */ #define NV_DRM_USE_EXTENDED_PROPERTIES (DRM_OBJECT_MAX_PROPERTY >= 64) #include static inline struct sg_table* nv_drm_prime_pages_to_sg(struct drm_device *dev, struct page **pages, unsigned int nr_pages) { #if defined(NV_DRM_PRIME_PAGES_TO_SG_HAS_DRM_DEVICE_ARG) return drm_prime_pages_to_sg(dev, pages, nr_pages); #else return drm_prime_pages_to_sg(pages, nr_pages); #endif } #if defined(NV_DRM_ATOMIC_MODESET_AVAILABLE) /* * drm_for_each_connector(), drm_for_each_crtc(), drm_for_each_fb(), * drm_for_each_encoder and drm_for_each_plane() were added by kernel * commit 6295d607ad34ee4e43aab3f20714c2ef7a6adea1 which was * Signed-off-by: * Daniel Vetter * drm_for_each_connector(), drm_for_each_crtc(), drm_for_each_fb(), * drm_for_each_encoder and drm_for_each_plane() are copied from * include/drm/drm_crtc @ * 6295d607ad34ee4e43aab3f20714c2ef7a6adea1 * which has the following copyright and license information: * * Copyright © 2006 Keith Packard * Copyright © 2007-2008 Dave Airlie * Copyright © 2007-2008 Intel Corporation * Jesse Barnes * * 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. * * 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. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. */ #include #if defined(drm_for_each_plane) #define nv_drm_for_each_plane(plane, dev) \ drm_for_each_plane(plane, dev) #else #define nv_drm_for_each_plane(plane, dev) \ list_for_each_entry(plane, &(dev)->mode_config.plane_list, head) #endif #if defined(drm_for_each_crtc) #define nv_drm_for_each_crtc(crtc, dev) \ drm_for_each_crtc(crtc, dev) #else #define nv_drm_for_each_crtc(crtc, dev) \ list_for_each_entry(crtc, &(dev)->mode_config.crtc_list, head) #endif #if defined(drm_for_each_encoder) #define nv_drm_for_each_encoder(encoder, dev) \ drm_for_each_encoder(encoder, dev) #else #define nv_drm_for_each_encoder(encoder, dev) \ list_for_each_entry(encoder, &(dev)->mode_config.encoder_list, head) #endif #if defined(drm_for_each_fb) #define nv_drm_for_each_fb(fb, dev) \ drm_for_each_fb(fb, dev) #else #define nv_drm_for_each_fb(fb, dev) \ list_for_each_entry(fb, &(dev)->mode_config.fb_list, head) #endif #include #include int nv_drm_atomic_helper_disable_all(struct drm_device *dev, struct drm_modeset_acquire_ctx *ctx); /* * for_each_connector_in_state(), for_each_crtc_in_state() and * for_each_plane_in_state() were added by kernel commit * df63b9994eaf942afcdb946d27a28661d7dfbf2a which was Signed-off-by: * Ander Conselvan de Oliveira * Daniel Vetter * * for_each_connector_in_state(), for_each_crtc_in_state() and * for_each_plane_in_state() were copied from * include/drm/drm_atomic.h @ * 21a01abbe32a3cbeb903378a24e504bfd9fe0648 * which has the following copyright and license information: * * Copyright (C) 2014 Red Hat * Copyright (C) 2014 Intel Corp. * * 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. * * 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. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. * * Authors: * Rob Clark * Daniel Vetter */ /** * nv_drm_for_each_connector_in_state - iterate over all connectors in an * atomic update * @__state: &struct drm_atomic_state pointer * @connector: &struct drm_connector iteration cursor * @connector_state: &struct drm_connector_state iteration cursor * @__i: int iteration cursor, for macro-internal use * * This iterates over all connectors in an atomic update. Note that before the * software state is committed (by calling drm_atomic_helper_swap_state(), this * points to the new state, while afterwards it points to the old state. Due to * this tricky confusion this macro is deprecated. */ #if !defined(for_each_connector_in_state) #define nv_drm_for_each_connector_in_state(__state, \ connector, connector_state, __i) \ for ((__i) = 0; \ (__i) < (__state)->num_connector && \ ((connector) = (__state)->connectors[__i].ptr, \ (connector_state) = (__state)->connectors[__i].state, 1); \ (__i)++) \ for_each_if (connector) #else #define nv_drm_for_each_connector_in_state(__state, \ connector, connector_state, __i) \ for_each_connector_in_state(__state, connector, connector_state, __i) #endif /** * nv_drm_for_each_crtc_in_state - iterate over all CRTCs in an atomic update * @__state: &struct drm_atomic_state pointer * @crtc: &struct drm_crtc iteration cursor * @crtc_state: &struct drm_crtc_state iteration cursor * @__i: int iteration cursor, for macro-internal use * * This iterates over all CRTCs in an atomic update. Note that before the * software state is committed (by calling drm_atomic_helper_swap_state(), this * points to the new state, while afterwards it points to the old state. Due to * this tricky confusion this macro is deprecated. */ #if !defined(for_each_crtc_in_state) #define nv_drm_for_each_crtc_in_state(__state, crtc, crtc_state, __i) \ for ((__i) = 0; \ (__i) < (__state)->dev->mode_config.num_crtc && \ ((crtc) = (__state)->crtcs[__i].ptr, \ (crtc_state) = (__state)->crtcs[__i].state, 1); \ (__i)++) \ for_each_if (crtc_state) #else #define nv_drm_for_each_crtc_in_state(__state, crtc, crtc_state, __i) \ for_each_crtc_in_state(__state, crtc, crtc_state, __i) #endif /** * nv_drm_for_each_plane_in_state - iterate over all planes in an atomic update * @__state: &struct drm_atomic_state pointer * @plane: &struct drm_plane iteration cursor * @plane_state: &struct drm_plane_state iteration cursor * @__i: int iteration cursor, for macro-internal use * * This iterates over all planes in an atomic update. Note that before the * software state is committed (by calling drm_atomic_helper_swap_state(), this * points to the new state, while afterwards it points to the old state. Due to * this tricky confusion this macro is deprecated. */ #if !defined(for_each_plane_in_state) #define nv_drm_for_each_plane_in_state(__state, plane, plane_state, __i) \ for ((__i) = 0; \ (__i) < (__state)->dev->mode_config.num_total_plane && \ ((plane) = (__state)->planes[__i].ptr, \ (plane_state) = (__state)->planes[__i].state, 1); \ (__i)++) \ for_each_if (plane_state) #else #define nv_drm_for_each_plane_in_state(__state, plane, plane_state, __i) \ for_each_plane_in_state(__state, plane, plane_state, __i) #endif /* * for_each_new_plane_in_state() was added by kernel commit * 581e49fe6b411f407102a7f2377648849e0fa37f which was Signed-off-by: * Maarten Lankhorst * Daniel Vetter * * This commit also added the old_state and new_state pointers to * __drm_planes_state. Because of this, the best that can be done on kernel * versions without this macro is for_each_plane_in_state. */ /** * nv_drm_for_each_new_plane_in_state - iterate over all planes in an atomic update * @__state: &struct drm_atomic_state pointer * @plane: &struct drm_plane iteration cursor * @new_plane_state: &struct drm_plane_state iteration cursor for the new state * @__i: int iteration cursor, for macro-internal use * * This iterates over all planes in an atomic update, tracking only the new * state. This is useful in enable functions, where we need the new state the * hardware should be in when the atomic commit operation has completed. */ #if !defined(for_each_new_plane_in_state) #define nv_drm_for_each_new_plane_in_state(__state, plane, new_plane_state, __i) \ nv_drm_for_each_plane_in_state(__state, plane, new_plane_state, __i) #else #define nv_drm_for_each_new_plane_in_state(__state, plane, new_plane_state, __i) \ for_each_new_plane_in_state(__state, plane, new_plane_state, __i) #endif #include #include /* * drm_file_get_master() added by commit 56f0729a510f ("drm: protect drm_master * pointers in drm_lease.c") in v5.15 (2021-07-20) */ static inline struct drm_master *nv_drm_file_get_master(struct drm_file *filep) { #if defined(NV_DRM_FILE_GET_MASTER_PRESENT) return drm_file_get_master(filep); #else if (filep->master) { return drm_master_get(filep->master); } else { return NULL; } #endif } /* * drm_connector_for_each_possible_encoder() is added by commit * 83aefbb887b59df0b3520965c3701e01deacfc52 which was Signed-off-by: * Ville Syrjälä * * drm_connector_for_each_possible_encoder() is copied from * include/drm/drm_connector.h @ * 83aefbb887b59df0b3520965c3701e01deacfc52 * which has the following copyright and license information: * * Copyright (c) 2016 Intel Corporation * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that copyright * notice and this permission notice appear in supporting documentation, and * that the name of the copyright holders not be used in advertising or * publicity pertaining to distribution of the software without specific, * written prior permission. The copyright holders make no representations * about the suitability of this software for any purpose. It is provided "as * is" without express or implied warranty. * * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE * OF THIS SOFTWARE. */ #include /** * nv_drm_connector_for_each_possible_encoder - iterate connector's possible * encoders * @connector: &struct drm_connector pointer * @encoder: &struct drm_encoder pointer used as cursor * @__i: int iteration cursor, for macro-internal use */ #if !defined(drm_connector_for_each_possible_encoder) #if !defined(for_each_if) #define for_each_if(condition) if (!(condition)) {} else #endif #define __nv_drm_connector_for_each_possible_encoder(connector, encoder, __i) \ for ((__i) = 0; (__i) < ARRAY_SIZE((connector)->encoder_ids) && \ (connector)->encoder_ids[(__i)] != 0; (__i)++) \ for_each_if((encoder) = \ drm_encoder_find((connector)->dev, NULL, \ (connector)->encoder_ids[(__i)])) #define nv_drm_connector_for_each_possible_encoder(connector, encoder) \ { \ unsigned int __i; \ __nv_drm_connector_for_each_possible_encoder(connector, encoder, __i) #define nv_drm_connector_for_each_possible_encoder_end \ } #else #if NV_DRM_CONNECTOR_FOR_EACH_POSSIBLE_ENCODER_ARGUMENT_COUNT == 3 #define nv_drm_connector_for_each_possible_encoder(connector, encoder) \ { \ unsigned int __i; \ drm_connector_for_each_possible_encoder(connector, encoder, __i) #define nv_drm_connector_for_each_possible_encoder_end \ } #else #define nv_drm_connector_for_each_possible_encoder(connector, encoder) \ drm_connector_for_each_possible_encoder(connector, encoder) #define nv_drm_connector_for_each_possible_encoder_end #endif #endif static inline int nv_drm_connector_attach_encoder(struct drm_connector *connector, struct drm_encoder *encoder) { #if defined(NV_DRM_CONNECTOR_FUNCS_HAVE_MODE_IN_NAME) return drm_mode_connector_attach_encoder(connector, encoder); #else return drm_connector_attach_encoder(connector, encoder); #endif } static inline int nv_drm_connector_update_edid_property(struct drm_connector *connector, const struct edid *edid) { #if defined(NV_DRM_CONNECTOR_FUNCS_HAVE_MODE_IN_NAME) return drm_mode_connector_update_edid_property(connector, edid); #else return drm_connector_update_edid_property(connector, edid); #endif } #include static inline int nv_drm_format_num_planes(uint32_t format) { const struct drm_format_info *info = drm_format_info(format); return info != NULL ? info->num_planes : 1; } /* * DRM_FORMAT_MOD_VENDOR_NVIDIA was previously called * DRM_FORMAT_MOD_VNEDOR_NV. */ #if !defined(DRM_FORMAT_MOD_VENDOR_NVIDIA) #define DRM_FORMAT_MOD_VENDOR_NVIDIA DRM_FORMAT_MOD_VENDOR_NV #endif /* * DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D is a relatively new addition to the * upstream kernel headers compared to the other format modifiers. */ #if !defined(DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D) #define DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(c, s, g, k, h) \ fourcc_mod_code(NVIDIA, (0x10 | \ ((h) & 0xf) | \ (((k) & 0xff) << 12) | \ (((g) & 0x3) << 20) | \ (((s) & 0x1) << 22) | \ (((c) & 0x7) << 23))) #endif /* * DRM_UNLOCKED was removed with commit 2798ffcc1d6a ("drm: Remove locking for * legacy ioctls and DRM_UNLOCKED") in v6.8, but it was previously made * implicit for all non-legacy DRM driver IOCTLs since Linux v4.10 commit * fa5386459f06 "drm: Used DRM_LEGACY for all legacy functions" (Linux v4.4 * commit ea487835e887 "drm: Enforce unlocked ioctl operation for kms driver * ioctls" previously did it only for drivers that set the DRM_MODESET flag), so * it was effectively a no-op anyway. */ #if !defined(NV_DRM_UNLOCKED_IOCTL_FLAG_PRESENT) #define DRM_UNLOCKED 0 #endif /* * struct drm_color_ctm_3x4 was added by commit 6872a189be50 ("drm/amd/display: * Add 3x4 CTM support for plane CTM") in v6.8. For backwards compatibility, * define it when not present. */ #if !defined(NV_DRM_COLOR_CTM_3X4_PRESENT) struct drm_color_ctm_3x4 { __u64 matrix[12]; }; #endif #endif /* defined(NV_DRM_ATOMIC_MODESET_AVAILABLE) */ #endif /* defined(NV_DRM_AVAILABLE) */ #endif /* __NVIDIA_DRM_HELPER_H__ */