From 766c5bc6ae24fe2ec03ada80905ccfb1b18afc26 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Tue, 11 Mar 2014 22:58:07 +0100 Subject: lib: extract ioctl_wrappers.c I want to group the ioctl wrappers and related functions into their own documentation section. Apparently gtkdoc refuses to obey this wish without a corespdonding header. So appease it. Also gtkdoc seems to struggle with rebuilding a bit ... Signed-off-by: Daniel Vetter --- lib/drmtest.c | 418 ---------------------------------------------------------- 1 file changed, 418 deletions(-) (limited to 'lib/drmtest.c') diff --git a/lib/drmtest.c b/lib/drmtest.c index 20918b7c..32bb85ad 100644 --- a/lib/drmtest.c +++ b/lib/drmtest.c @@ -91,35 +91,6 @@ is_intel(int fd) return IS_INTEL(devid); } -bool gem_uses_aliasing_ppgtt(int fd) -{ - struct drm_i915_getparam gp; - int val; - - gp.param = 18; /* HAS_ALIASING_PPGTT */ - gp.value = &val; - - if (ioctl(fd, DRM_IOCTL_I915_GETPARAM, &gp, sizeof(gp))) - return 0; - - return val; -} - -int gem_available_fences(int fd) -{ - struct drm_i915_getparam gp; - int val; - - gp.param = I915_PARAM_NUM_FENCES_AVAIL; - gp.value = &val; - - if (ioctl(fd, DRM_IOCTL_I915_GETPARAM, &gp, sizeof(gp))) - return 0; - - return val; -} - - #define LOCAL_I915_EXEC_VEBOX (4 << 0) /* Ensure the gpu is idle by launching a nop execbuf and stalling for it. */ void gem_quiescent_gpu(int fd) @@ -336,395 +307,6 @@ int drm_open_any_render(void) return fd; } -int __gem_set_tiling(int fd, uint32_t handle, uint32_t tiling, uint32_t stride) -{ - struct drm_i915_gem_set_tiling st; - int ret; - - memset(&st, 0, sizeof(st)); - do { - st.handle = handle; - st.tiling_mode = tiling; - st.stride = tiling ? stride : 0; - - ret = ioctl(fd, DRM_IOCTL_I915_GEM_SET_TILING, &st); - } while (ret == -1 && (errno == EINTR || errno == EAGAIN)); - if (ret != 0) - return -errno; - - igt_assert(st.tiling_mode == tiling); - return 0; -} - -void gem_set_tiling(int fd, uint32_t handle, uint32_t tiling, uint32_t stride) -{ - igt_assert(__gem_set_tiling(fd, handle, tiling, stride) == 0); -} - -bool gem_has_enable_ring(int fd,int param) -{ - drm_i915_getparam_t gp; - int ret, tmp; - memset(&gp, 0, sizeof(gp)); - - gp.value = &tmp; - gp.param = param; - - ret = drmIoctl(fd, DRM_IOCTL_I915_GETPARAM, &gp); - - if ((ret == 0) && (*gp.value > 0)) - return true; - else - return false; -} - -bool gem_has_bsd(int fd) -{ - - return gem_has_enable_ring(fd,I915_PARAM_HAS_BSD); -} - -bool gem_has_blt(int fd) -{ - - return gem_has_enable_ring(fd,I915_PARAM_HAS_BLT); -} - -#define LOCAL_I915_PARAM_HAS_VEBOX 22 -bool gem_has_vebox(int fd) -{ - - return gem_has_enable_ring(fd,LOCAL_I915_PARAM_HAS_VEBOX); -} - -int gem_get_num_rings(int fd) -{ - int num_rings = 1; /* render ring is always available */ - - if (gem_has_bsd(fd)) - num_rings++; - else - goto skip; - - if (gem_has_blt(fd)) - num_rings++; - else - goto skip; - - if (gem_has_vebox(fd)) - num_rings++; - else - goto skip; - - -skip: - return num_rings; -} - -struct local_drm_i915_gem_caching { - uint32_t handle; - uint32_t caching; -}; - -#define LOCAL_DRM_I915_GEM_SET_CACHEING 0x2f -#define LOCAL_DRM_I915_GEM_GET_CACHEING 0x30 -#define LOCAL_DRM_IOCTL_I915_GEM_SET_CACHEING \ - DRM_IOW(DRM_COMMAND_BASE + LOCAL_DRM_I915_GEM_SET_CACHEING, struct local_drm_i915_gem_caching) -#define LOCAL_DRM_IOCTL_I915_GEM_GET_CACHEING \ - DRM_IOWR(DRM_COMMAND_BASE + LOCAL_DRM_I915_GEM_GET_CACHEING, struct local_drm_i915_gem_caching) - -void gem_require_caching(int fd) -{ - struct local_drm_i915_gem_caching arg; - int ret; - - arg.handle = gem_create(fd, 4096); - igt_assert(arg.handle != 0); - - arg.caching = 0; - ret = ioctl(fd, LOCAL_DRM_IOCTL_I915_GEM_SET_CACHEING, &arg); - gem_close(fd, arg.handle); - - igt_require(ret == 0); -} - -void gem_set_caching(int fd, uint32_t handle, int caching) -{ - struct local_drm_i915_gem_caching arg; - int ret; - - arg.handle = handle; - arg.caching = caching; - ret = ioctl(fd, LOCAL_DRM_IOCTL_I915_GEM_SET_CACHEING, &arg); - - igt_assert(ret == 0 || (errno == ENOTTY || errno == EINVAL)); - igt_require(ret == 0); -} - -uint32_t gem_get_caching(int fd, uint32_t handle) -{ - struct local_drm_i915_gem_caching arg; - int ret; - - arg.handle = handle; - arg.caching = 0; - ret = ioctl(fd, LOCAL_DRM_IOCTL_I915_GEM_GET_CACHEING, &arg); - igt_assert(ret == 0); - - return arg.caching; -} - -uint32_t gem_open(int fd, uint32_t name) -{ - struct drm_gem_open open_struct; - int ret; - - open_struct.name = name; - ret = ioctl(fd, DRM_IOCTL_GEM_OPEN, &open_struct); - igt_assert(ret == 0); - igt_assert(open_struct.handle != 0); - - return open_struct.handle; -} - -uint32_t gem_flink(int fd, uint32_t handle) -{ - struct drm_gem_flink flink; - int ret; - - flink.handle = handle; - ret = ioctl(fd, DRM_IOCTL_GEM_FLINK, &flink); - igt_assert(ret == 0); - - return flink.name; -} - -void gem_close(int fd, uint32_t handle) -{ - struct drm_gem_close close_bo; - - close_bo.handle = handle; - do_ioctl(fd, DRM_IOCTL_GEM_CLOSE, &close_bo); -} - -void gem_write(int fd, uint32_t handle, uint32_t offset, const void *buf, uint32_t size) -{ - struct drm_i915_gem_pwrite gem_pwrite; - - gem_pwrite.handle = handle; - gem_pwrite.offset = offset; - gem_pwrite.size = size; - gem_pwrite.data_ptr = (uintptr_t)buf; - do_ioctl(fd, DRM_IOCTL_I915_GEM_PWRITE, &gem_pwrite); -} - -void gem_read(int fd, uint32_t handle, uint32_t offset, void *buf, uint32_t length) -{ - struct drm_i915_gem_pread gem_pread; - - gem_pread.handle = handle; - gem_pread.offset = offset; - gem_pread.size = length; - gem_pread.data_ptr = (uintptr_t)buf; - do_ioctl(fd, DRM_IOCTL_I915_GEM_PREAD, &gem_pread); -} - -void gem_set_domain(int fd, uint32_t handle, - uint32_t read_domains, uint32_t write_domain) -{ - struct drm_i915_gem_set_domain set_domain; - - set_domain.handle = handle; - set_domain.read_domains = read_domains; - set_domain.write_domain = write_domain; - - do_ioctl(fd, DRM_IOCTL_I915_GEM_SET_DOMAIN, &set_domain); -} - -void gem_sync(int fd, uint32_t handle) -{ - gem_set_domain(fd, handle, I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT); -} - -uint32_t __gem_create(int fd, int size) -{ - struct drm_i915_gem_create create; - int ret; - - create.handle = 0; - create.size = size; - ret = drmIoctl(fd, DRM_IOCTL_I915_GEM_CREATE, &create); - - if (ret < 0) - return 0; - else - return create.handle; -} - -uint32_t gem_create(int fd, int size) -{ - struct drm_i915_gem_create create; - - create.handle = 0; - create.size = size; - do_ioctl(fd, DRM_IOCTL_I915_GEM_CREATE, &create); - igt_assert(create.handle); - - return create.handle; -} - -void gem_execbuf(int fd, struct drm_i915_gem_execbuffer2 *execbuf) -{ - int ret; - - ret = drmIoctl(fd, - DRM_IOCTL_I915_GEM_EXECBUFFER2, - execbuf); - igt_assert(ret == 0); -} - -void *gem_mmap__gtt(int fd, uint32_t handle, int size, int prot) -{ - struct drm_i915_gem_mmap_gtt mmap_arg; - void *ptr; - - mmap_arg.handle = handle; - if (drmIoctl(fd, DRM_IOCTL_I915_GEM_MMAP_GTT, &mmap_arg)) - return NULL; - - ptr = mmap64(0, size, prot, MAP_SHARED, fd, mmap_arg.offset); - if (ptr == MAP_FAILED) - ptr = NULL; - - return ptr; -} - -void *gem_mmap__cpu(int fd, uint32_t handle, int size, int prot) -{ - struct drm_i915_gem_mmap mmap_arg; - - mmap_arg.handle = handle; - mmap_arg.offset = 0; - mmap_arg.size = size; - if (drmIoctl(fd, DRM_IOCTL_I915_GEM_MMAP, &mmap_arg)) - return NULL; - - return (void *)(uintptr_t)mmap_arg.addr_ptr; -} - -uint64_t gem_available_aperture_size(int fd) -{ - struct drm_i915_gem_get_aperture aperture; - - aperture.aper_size = 256*1024*1024; - do_ioctl(fd, DRM_IOCTL_I915_GEM_GET_APERTURE, &aperture); - return aperture.aper_available_size; -} - -uint64_t gem_aperture_size(int fd) -{ - struct drm_i915_gem_get_aperture aperture; - - aperture.aper_size = 256*1024*1024; - do_ioctl(fd, DRM_IOCTL_I915_GEM_GET_APERTURE, &aperture); - return aperture.aper_size; -} - -uint64_t gem_mappable_aperture_size(void) -{ - struct pci_device *pci_dev; - int bar; - pci_dev = intel_get_pci_device(); - - if (intel_gen(pci_dev->device_id) < 3) - bar = 0; - else - bar = 2; - - return pci_dev->regions[bar].size; -} - -int gem_madvise(int fd, uint32_t handle, int state) -{ - struct drm_i915_gem_madvise madv; - - madv.handle = handle; - madv.madv = state; - madv.retained = 1; - do_ioctl(fd, DRM_IOCTL_I915_GEM_MADVISE, &madv); - - return madv.retained; -} - -uint32_t gem_context_create(int fd) -{ - struct drm_i915_gem_context_create create; - int ret; - - ret = drmIoctl(fd, DRM_IOCTL_I915_GEM_CONTEXT_CREATE, &create); - igt_require(ret == 0 || (errno != ENODEV && errno != EINVAL)); - igt_assert(ret == 0); - - return create.ctx_id; -} - -void gem_sw_finish(int fd, uint32_t handle) -{ - struct drm_i915_gem_sw_finish finish; - - finish.handle = handle; - - do_ioctl(fd, DRM_IOCTL_I915_GEM_SW_FINISH, &finish); -} - -bool gem_bo_busy(int fd, uint32_t handle) -{ - struct drm_i915_gem_busy busy; - - busy.handle = handle; - - do_ioctl(fd, DRM_IOCTL_I915_GEM_BUSY, &busy); - - return !!busy.busy; -} - -/* prime */ -int prime_handle_to_fd(int fd, uint32_t handle) -{ - struct drm_prime_handle args; - - args.handle = handle; - args.flags = DRM_CLOEXEC; - args.fd = -1; - - do_ioctl(fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &args); - - return args.fd; -} - -uint32_t prime_fd_to_handle(int fd, int dma_buf_fd) -{ - struct drm_prime_handle args; - - args.fd = dma_buf_fd; - args.flags = 0; - args.handle = 0; - - do_ioctl(fd, DRM_IOCTL_PRIME_FD_TO_HANDLE, &args); - - return args.handle; -} - -off_t prime_get_size(int dma_buf_fd) -{ - off_t ret; - ret = lseek(dma_buf_fd, 0, SEEK_END); - igt_assert(ret >= 0 || errno == ESPIPE); - igt_require(ret >= 0); - - return ret; -} - /* signal interrupt helpers */ static bool igt_only_list_subtests(void); -- cgit v1.2.3