cregit-Linux how code gets into the kernel

Release 4.11 drivers/gpu/drm/nouveau/nvkm/engine/disp/nv04.c

/*
 * Copyright 2012 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
 */
#include "priv.h"


static const struct nvkm_disp_oclass * nv04_disp_root(struct nvkm_disp *disp) { return &nv04_disp_root_oclass; }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs18100.00%2100.00%
Total18100.00%2100.00%


static void nv04_disp_vblank_init(struct nvkm_disp *disp, int head) { struct nvkm_device *device = disp->engine.subdev.device; nvkm_wr32(device, 0x600140 + (head * 0x2000) , 0x00000001); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs42100.00%7100.00%
Total42100.00%7100.00%


static void nv04_disp_vblank_fini(struct nvkm_disp *disp, int head) { struct nvkm_device *device = disp->engine.subdev.device; nvkm_wr32(device, 0x600140 + (head * 0x2000) , 0x00000000); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs42100.00%7100.00%
Total42100.00%7100.00%


static void nv04_disp_intr(struct nvkm_disp *disp) { struct nvkm_subdev *subdev = &disp->engine.subdev; struct nvkm_device *device = subdev->device; u32 crtc0 = nvkm_rd32(device, 0x600100); u32 crtc1 = nvkm_rd32(device, 0x602100); u32 pvideo; if (crtc0 & 0x00000001) { nvkm_disp_vblank(disp, 0); nvkm_wr32(device, 0x600100, 0x00000001); } if (crtc1 & 0x00000001) { nvkm_disp_vblank(disp, 1); nvkm_wr32(device, 0x602100, 0x00000001); } if (device->chipset >= 0x10 && device->chipset <= 0x40) { pvideo = nvkm_rd32(device, 0x8100); if (pvideo & ~0x11) nvkm_info(subdev, "PVIDEO intr: %08x\n", pvideo); nvkm_wr32(device, 0x8100, pvideo); } }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs10870.59%888.89%
Ilia Mirkin4529.41%111.11%
Total153100.00%9100.00%

static const struct nvkm_disp_func nv04_disp = { .intr = nv04_disp_intr, .root = nv04_disp_root, .head.vblank_init = nv04_disp_vblank_init, .head.vblank_fini = nv04_disp_vblank_fini, };
int nv04_disp_new(struct nvkm_device *device, int index, struct nvkm_disp **pdisp) { return nvkm_disp_new_(&nv04_disp, device, index, 2, pdisp); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs34100.00%4100.00%
Total34100.00%4100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs28086.15%1292.31%
Ilia Mirkin4513.85%17.69%
Total325100.00%13100.00%
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