Adapted by Ike Devolder: https://gitlab.com/herecura/packages/nvidia-390xx-dkms/-/blob/herecura/linux-5.11.patch from Joan Bruguera's patch for 460xx: https://gist.github.com/joanbm/cf75fc567aef271c830a0fcdfc25a94a diff --git a/kernel/common/inc/nv-linux.h b/kernel/common/inc/nv-linux.h index 0d7e516..dae9c09 100644 --- ./kernel/common/inc/nv-linux.h +++ ./kernel/common/inc/nv-linux.h @@ -115,7 +115,9 @@ #include /* module_param() */ #include /* flush_tlb(), flush_tlb_all() */ +#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)) #include /* page table entry lookup */ +#endif #include /* pci_find_class, etc */ #include /* tasklets, interrupt helpers */ diff --git a/kernel/conftest.sh b/kernel/conftest.sh index 23aca36..cc9543b 100755 --- ./kernel/conftest.sh +++ ./kernel/conftest.sh @@ -1729,6 +1729,8 @@ compile_test() { # Determine if the DRM subsystem is usable # CODE=" + #include + #if defined(NV_DRM_DRMP_H_PRESENT) #include #endif @@ -1737,6 +1739,10 @@ compile_test() { #include #endif + #if defined(NV_DRM_DRM_GEM_H_PRESENT) + #include + #endif + #if defined(NV_DRM_DRM_PRIME_H_PRESENT) #include #endif @@ -1746,13 +1752,22 @@ compile_test() { #endif void conftest_drm_available(void) { - struct drm_driver drv; /* 2013-01-15 89177644a7b6306e6084a89eab7e290f4bfef397 */ +#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)) + // Avoid failure due to all the changes in torvalds/linux commit d693def4fd1c23f1ca5aed1afb9993b3a2069ad2 + struct drm_driver drv; drv.gem_prime_pin = 0; drv.gem_prime_get_sg_table = 0; drv.gem_prime_vmap = 0; drv.gem_prime_vunmap = 0; +#else + struct drm_gem_object_funcs gem; + gem.pin = 0; + gem.get_sg_table = 0; + gem.vmap = 0; + gem.vunmap = 0; +#endif (void)drm_gem_prime_import; (void)drm_gem_prime_export; diff --git a/kernel/nvidia-drm/nvidia-drm-crtc.c b/kernel/nvidia-drm/nvidia-drm-crtc.c index 780df0e..35eb1e4 100644 --- ./kernel/nvidia-drm/nvidia-drm-crtc.c +++ ./kernel/nvidia-drm/nvidia-drm-crtc.c @@ -20,6 +20,7 @@ * DEALINGS IN THE SOFTWARE. */ +#include #include "nvidia-drm-conftest.h" /* NV_DRM_ATOMIC_MODESET_AVAILABLE */ #if defined(NV_DRM_ATOMIC_MODESET_AVAILABLE) @@ -336,9 +337,19 @@ static int head_modeset_config_attach_connector( * the 'nv_drm_crtc_state::req_config', that is fine becase 'nv_drm_crtc_state' * will be discarded if ->atomic_check() fails. */ +#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)) static int nv_drm_crtc_atomic_check(struct drm_crtc *crtc, struct drm_crtc_state *crtc_state) +#else +// Changes in torvalds/linux commit d693def4fd1c23f1ca5aed1afb9993b3a2069ad2 +static int nv_drm_crtc_atomic_check(struct drm_crtc *crtc, + struct drm_atomic_state *atomic_state) +#endif { +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 11, 0)) + // Changes in torvalds/linux commit d693def4fd1c23f1ca5aed1afb9993b3a2069ad2 + struct drm_crtc_state *crtc_state = drm_atomic_get_new_crtc_state(atomic_state, crtc); +#endif struct nv_drm_crtc_state *nv_crtc_state = to_nv_crtc_state(crtc_state); struct NvKmsKapiHeadRequestedConfig *req_config = &nv_crtc_state->req_config; @@ -408,8 +419,14 @@ static void nv_drm_crtc_disable(struct drm_crtc *crtc) } #ifdef NV_DRM_CRTC_HELPER_FUNCS_HAS_ATOMIC_ENABLE +#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)) static void nv_drm_crtc_atomic_enable(struct drm_crtc *crtc, struct drm_crtc_state *old_crtc_state) +#else +// Changes in torvalds/linux commit d693def4fd1c23f1ca5aed1afb9993b3a2069ad2 +static void nv_drm_crtc_atomic_enable(struct drm_crtc *crtc, + struct drm_atomic_state *old_atomic_state) +#endif { } diff --git a/kernel/nvidia-drm/nvidia-drm-drv.c b/kernel/nvidia-drm/nvidia-drm-drv.c index 1b4cc6d..0c26646 100644 --- ./kernel/nvidia-drm/nvidia-drm-drv.c +++ ./kernel/nvidia-drm/nvidia-drm-drv.c @@ -20,6 +20,7 @@ * DEALINGS IN THE SOFTWARE. */ +#include #include "nvidia-drm-conftest.h" /* NV_DRM_AVAILABLE and NV_DRM_DRM_GEM_H_PRESENT */ #include "nvidia-drm-priv.h" @@ -700,10 +701,13 @@ static struct drm_driver nv_drm_driver = { .num_ioctls = ARRAY_SIZE(nv_drm_ioctls), .prime_handle_to_fd = drm_gem_prime_handle_to_fd, +#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)) + // Deprecated in favour of equivalent in drm_get_object in torvalds/linux commit d693def4fd1c23f1ca5aed1afb9993b3a2069ad2 .gem_prime_export = nv_drm_gem_prime_export, .gem_prime_get_sg_table = nv_drm_gem_prime_get_sg_table, .gem_prime_vmap = nv_drm_gem_prime_vmap, .gem_prime_vunmap = nv_drm_gem_prime_vunmap, +#endif #if defined(NV_DRM_DRIVER_HAS_GEM_PRIME_RES_OBJ) .gem_prime_res_obj = nv_drm_gem_prime_res_obj, @@ -727,11 +731,14 @@ static struct drm_driver nv_drm_driver = { .desc = "NVIDIA DRM driver", .date = "20160202", +#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)) + // This is now behind a CONFIG_DRM_LEGACY Kconfig flag.(torvalds/linux commit 57bb1ee6034046be70aed33fd6d447bb2b7261fa) #if defined(NV_DRM_DRIVER_HAS_LEGACY_DEV_LIST) .legacy_dev_list = LIST_HEAD_INIT(nv_drm_driver.legacy_dev_list), #else .device_list = LIST_HEAD_INIT(nv_drm_driver.device_list), #endif +#endif }; @@ -758,8 +765,6 @@ static void nv_drm_update_drm_driver_features(void) nv_drm_driver.dumb_create = nv_drm_dumb_create; nv_drm_driver.dumb_map_offset = nv_drm_dumb_map_offset; nv_drm_driver.dumb_destroy = drm_gem_dumb_destroy; - - nv_drm_driver.gem_vm_ops = &nv_drm_gem_vma_ops; #endif /* NV_DRM_ATOMIC_MODESET_AVAILABLE */ } diff --git a/kernel/nvidia-drm/nvidia-drm-gem-user-memory.c b/kernel/nvidia-drm/nvidia-drm-gem-user-memory.c index 4ac4559..28ef84c 100644 --- ./kernel/nvidia-drm/nvidia-drm-gem-user-memory.c +++ ./kernel/nvidia-drm/nvidia-drm-gem-user-memory.c @@ -20,6 +20,7 @@ * DEALINGS IN THE SOFTWARE. */ +#include #include "nvidia-drm-conftest.h" #if defined(NV_DRM_AVAILABLE) @@ -32,6 +33,8 @@ #include "nvidia-drm-helper.h" #include "nvidia-drm-ioctl.h" +#include "linux/dma-buf.h" + static inline void __nv_drm_gem_user_memory_free(struct nv_drm_gem_object *nv_gem) { @@ -54,6 +57,7 @@ static struct sg_table *__nv_drm_gem_user_memory_prime_get_sg_table( nv_user_memory->pages_count); } +#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)) static void *__nv_drm_gem_user_memory_prime_vmap( struct nv_drm_gem_object *nv_gem) { @@ -69,6 +73,28 @@ static void __nv_drm_gem_user_memory_prime_vunmap( { nv_drm_vunmap(address); } +#else +// Updated vmap/vunmap operations to use struct dma_buf_map instead of raw pointers +// See torvalds/linux commits ccc22d41bd9acec58cdc7c3b012e1887aba40af4, 6619ccf1bb1d0ebb071f758111efa83918b216fc +static int __nv_drm_gem_user_memory_prime_vmap( + struct nv_drm_gem_object *nv_gem, + struct dma_buf_map *map) +{ + struct nv_drm_gem_user_memory *nv_user_memory = to_nv_user_memory(nv_gem); + + map->vaddr = nv_drm_vmap(nv_user_memory->pages, + nv_user_memory->pages_count); + map->is_iomem = false; + return 0; +} + +static void __nv_drm_gem_user_memory_prime_vunmap( + struct nv_drm_gem_object *gem, + struct dma_buf_map *map) +{ + nv_drm_vunmap(map->vaddr); +} +#endif static struct nv_drm_gem_object_funcs __nv_gem_user_memory_ops = { .free = __nv_drm_gem_user_memory_free, diff --git a/kernel/nvidia-drm/nvidia-drm-gem.c b/kernel/nvidia-drm/nvidia-drm-gem.c index 4ab8b36..9556993 100644 --- ./kernel/nvidia-drm/nvidia-drm-gem.c +++ ./kernel/nvidia-drm/nvidia-drm-gem.c @@ -20,6 +20,7 @@ * DEALINGS IN THE SOFTWARE. */ +#include #include "nvidia-drm-conftest.h" #if defined(NV_DRM_AVAILABLE) @@ -29,6 +30,7 @@ #include "nvidia-drm-prime-fence.h" #include "nvidia-drm-gem.h" #include "nvidia-dma-resv-helper.h" +#include "nvidia-drm-gem-nvkms-memory.h" #if defined(NV_DRM_DRM_PRIME_H_PRESENT) #include @@ -56,6 +58,13 @@ void nv_drm_gem_free(struct drm_gem_object *gem) static struct drm_gem_object_funcs nv_drm_gem_funcs = { .free = nv_drm_gem_free, .get_sg_table = nv_drm_gem_prime_get_sg_table, +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 11, 0)) + // New functions moved from drm_driver because of torvalds/linux commit d693def4fd1c23f1ca5aed1afb9993b3a2069ad2 + .export = drm_gem_prime_export, + .vmap = nv_drm_gem_prime_vmap, + .vunmap = nv_drm_gem_prime_vunmap, + .vm_ops = &nv_drm_gem_vma_ops, +#endif }; #endif @@ -124,6 +133,7 @@ struct sg_table *nv_drm_gem_prime_get_sg_table(struct drm_gem_object *gem) return ERR_PTR(-ENOTSUPP); } +#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)) void *nv_drm_gem_prime_vmap(struct drm_gem_object *gem) { struct nv_drm_gem_object *nv_gem = to_nv_gem_object(gem); @@ -143,6 +153,29 @@ void nv_drm_gem_prime_vunmap(struct drm_gem_object *gem, void *address) nv_gem->ops->prime_vunmap(nv_gem, address); } } +#else +// Updated vmap/vunmap operations to use struct dma_buf_map instead of raw pointers +// See torvalds/linux commits ccc22d41bd9acec58cdc7c3b012e1887aba40af4, 6619ccf1bb1d0ebb071f758111efa83918b216fc +int nv_drm_gem_prime_vmap(struct drm_gem_object *gem, struct dma_buf_map *map) +{ + struct nv_drm_gem_object *nv_gem = to_nv_gem_object(gem); + + if (nv_gem->ops->prime_vmap != NULL) { + return nv_gem->ops->prime_vmap(nv_gem, map); + } + + return -ENOTSUPP; +} + +void nv_drm_gem_prime_vunmap(struct drm_gem_object *gem, struct dma_buf_map *map) +{ + struct nv_drm_gem_object *nv_gem = to_nv_gem_object(gem); + + if (nv_gem->ops->prime_vunmap != NULL) { + nv_gem->ops->prime_vunmap(nv_gem, map); + } +} +#endif #if defined(NV_DRM_DRIVER_HAS_GEM_PRIME_RES_OBJ) nv_dma_resv_t* nv_drm_gem_prime_res_obj(struct drm_gem_object *obj) diff --git a/kernel/nvidia-drm/nvidia-drm-gem.h b/kernel/nvidia-drm/nvidia-drm-gem.h index fd64b2d..e12fafb 100644 --- ./kernel/nvidia-drm/nvidia-drm-gem.h +++ ./kernel/nvidia-drm/nvidia-drm-gem.h @@ -23,6 +23,7 @@ #ifndef __NVIDIA_DRM_GEM_H__ #define __NVIDIA_DRM_GEM_H__ +#include #include "nvidia-drm-conftest.h" #if defined(NV_DRM_AVAILABLE) @@ -44,13 +45,22 @@ #include "nvidia-dma-resv-helper.h" #endif +#include "linux/dma-buf.h" + struct nv_drm_gem_object; struct nv_drm_gem_object_funcs { void (*free)(struct nv_drm_gem_object *nv_gem); struct sg_table *(*prime_get_sg_table)(struct nv_drm_gem_object *nv_gem); +#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)) void *(*prime_vmap)(struct nv_drm_gem_object *nv_gem); void (*prime_vunmap)(struct nv_drm_gem_object *nv_gem, void *address); +#else + // Updated vmap/vunmap operations to use struct dma_buf_map instead of raw pointers + // See torvalds/linux commits ccc22d41bd9acec58cdc7c3b012e1887aba40af4, 6619ccf1bb1d0ebb071f758111efa83918b216fc + int (*prime_vmap)(struct nv_drm_gem_object *nv_gem, struct dma_buf_map *map); + void (*prime_vunmap)(struct nv_drm_gem_object *nv_gem, struct dma_buf_map *map); +#endif }; struct nv_drm_gem_object { @@ -185,9 +195,17 @@ void nv_drm_gem_object_init(struct nv_drm_device *nv_dev, struct sg_table *nv_drm_gem_prime_get_sg_table(struct drm_gem_object *gem); +#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)) void *nv_drm_gem_prime_vmap(struct drm_gem_object *gem); void nv_drm_gem_prime_vunmap(struct drm_gem_object *gem, void *address); +#else +// Updated vmap/vunmap operations to use struct dma_buf_map instead of raw pointers +// See torvalds/linux commits ccc22d41bd9acec58cdc7c3b012e1887aba40af4, 6619ccf1bb1d0ebb071f758111efa83918b216fc +int nv_drm_gem_prime_vmap(struct drm_gem_object *gem, struct dma_buf_map *map); + +void nv_drm_gem_prime_vunmap(struct drm_gem_object *gem, struct dma_buf_map *map); +#endif #if defined(NV_DRM_DRIVER_HAS_GEM_PRIME_RES_OBJ) nv_dma_resv_t* nv_drm_gem_prime_res_obj(struct drm_gem_object *obj);