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59f98997ab
v2: Use do_ioctl(). Signed-off-by: Eric Anholt <eric@anholt.net> Reviewed-by: Daniel Stone <daniels@collabora.com>
130 lines
3.5 KiB
C
130 lines
3.5 KiB
C
/*
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* Copyright © 2016 Broadcom
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include <assert.h>
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#include <string.h>
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#include <signal.h>
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#include <errno.h>
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#include <sys/mman.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/ioctl.h>
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#include <fcntl.h>
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#include "drmtest.h"
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#include "igt_aux.h"
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#include "igt_core.h"
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#include "igt_vc4.h"
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#include "ioctl_wrappers.h"
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#include "intel_reg.h"
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#include "intel_chipset.h"
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#include "vc4_drm.h"
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#include "vc4_packet.h"
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#if NEW_CONTEXT_PARAM_NO_ERROR_CAPTURE_API
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#define LOCAL_CONTEXT_PARAM_NO_ERROR_CAPTURE 0x4
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#endif
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/**
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* SECTION:igt_vc4
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* @short_description: VC4 support library
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* @title: VC4
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* @include: igt.h
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*
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* This library provides various auxiliary helper functions for writing VC4
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* tests.
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*/
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/**
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* igt_vc4_get_cleared_bo:
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* @size: size of the BO in bytes
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* @clearval: u32 value that the buffer should be completely cleared with
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*
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* This helper returns a new BO with the given size, which has just been
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* cleared using the render engine.
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*/
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uint32_t igt_vc4_get_cleared_bo(int fd, size_t size, uint32_t clearval)
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{
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/* A single row will be a page. */
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uint32_t width = 1024;
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uint32_t height = size / (width * 4);
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uint32_t handle = igt_vc4_create_bo(fd, size);
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struct drm_vc4_submit_cl submit = {
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.color_write = {
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.hindex = 0,
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.bits = VC4_SET_FIELD(VC4_RENDER_CONFIG_FORMAT_RGBA8888,
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VC4_RENDER_CONFIG_FORMAT),
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},
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.color_read = { .hindex = ~0 },
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.zs_read = { .hindex = ~0 },
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.zs_write = { .hindex = ~0 },
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.msaa_color_write = { .hindex = ~0 },
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.msaa_zs_write = { .hindex = ~0 },
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.bo_handles = (uint64_t)(uintptr_t)&handle,
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.bo_handle_count = 1,
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.width = width,
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.height = height,
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.max_x_tile = ALIGN(width, 64) / 64 - 1,
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.max_y_tile = ALIGN(height, 64) / 64 - 1,
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.clear_color = { clearval, clearval },
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.flags = VC4_SUBMIT_CL_USE_CLEAR_COLOR,
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};
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igt_assert_eq_u32(width * height * 4, size);
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do_ioctl(fd, DRM_IOCTL_VC4_SUBMIT_CL, &submit);
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return handle;
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}
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int
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igt_vc4_create_bo(int fd, size_t size)
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{
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struct drm_vc4_create_bo create = {
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.size = size,
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};
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do_ioctl(fd, DRM_IOCTL_VC4_CREATE_BO, &create);
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return create.handle;
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}
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void *
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igt_vc4_mmap_bo(int fd, uint32_t handle, uint32_t size, unsigned prot)
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{
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struct drm_vc4_mmap_bo mmap_bo = {
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.handle = handle,
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};
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void *ptr;
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do_ioctl(fd, DRM_IOCTL_VC4_MMAP_BO, &mmap_bo);
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ptr = mmap(0, size, prot, MAP_SHARED, fd, mmap_bo.offset);
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if (ptr == MAP_FAILED)
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return NULL;
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else
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return ptr;
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}
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