cregit-Linux how code gets into the kernel

Release 4.11 drivers/gpu/drm/nouveau/nvkm/subdev/bios/npde.c

/*
 * Copyright 2014 Red Hat Inc.
 *
 * 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: Ben Skeggs <bskeggs@redhat.com>
 */
#include <subdev/bios.h>
#include <subdev/bios/npde.h>
#include <subdev/bios/pcir.h>


u32 nvbios_npdeTe(struct nvkm_bios *bios, u32 base) { struct nvbios_pcirT pcir; u8 ver; u16 hdr; u32 data = nvbios_pcirTp(bios, base, &ver, &hdr, &pcir); if (data = (data + hdr + 0x0f) & ~0x0f, data) { switch (nvbios_rd32(bios, data + 0x00)) { case 0x4544504e: /* NPDE */ break; default: nvkm_debug(&bios->subdev, "%08x: NPDE signature (%08x) unknown\n", data, nvbios_rd32(bios, data + 0x00)); data = 0; break; } } return data; }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs109100.00%4100.00%
Total109100.00%4100.00%


u32 nvbios_npdeTp(struct nvkm_bios *bios, u32 base, struct nvbios_npdeT *info) { u32 data = nvbios_npdeTe(bios, base); memset(info, 0x00, sizeof(*info)); if (data) { info->image_size = nvbios_rd16(bios, data + 0x08) * 512; info->last = nvbios_rd08(bios, data + 0x0a) & 0x80; } return data; }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs80100.00%3100.00%
Total80100.00%3100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs199100.00%4100.00%
Total199100.00%4100.00%
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