diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/dispnv50/corec37d.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/dispnv50/corec37d.c | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/corec37d.c b/drivers/gpu/drm/nouveau/dispnv50/corec37d.c new file mode 100644 index 000000000..42f877f2c --- /dev/null +++ b/drivers/gpu/drm/nouveau/dispnv50/corec37d.c @@ -0,0 +1,179 @@ +/* + * Copyright 2018 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. + */ +#include "core.h" +#include "head.h" + +#include <nvif/class.h> +#include <nvif/pushc37b.h> +#include <nvif/timer.h> + +#include <nvhw/class/clc37d.h> + +#include <nouveau_bo.h> + +int +corec37d_wndw_owner(struct nv50_core *core) +{ + struct nvif_push *push = core->chan.push; + const u32 windows = 8; /*XXX*/ + int ret, i; + + if ((ret = PUSH_WAIT(push, windows * 2))) + return ret; + + for (i = 0; i < windows; i++) { + PUSH_MTHD(push, NVC37D, WINDOW_SET_CONTROL(i), + NVDEF(NVC37D, WINDOW_SET_CONTROL, OWNER, HEAD(i >> 1))); + } + + return 0; +} + +int +corec37d_update(struct nv50_core *core, u32 *interlock, bool ntfy) +{ + struct nvif_push *push = core->chan.push; + int ret; + + if ((ret = PUSH_WAIT(push, (ntfy ? 2 * 2 : 0) + 5))) + return ret; + + if (ntfy) { + PUSH_MTHD(push, NVC37D, SET_NOTIFIER_CONTROL, + NVDEF(NVC37D, SET_NOTIFIER_CONTROL, MODE, WRITE) | + NVVAL(NVC37D, SET_NOTIFIER_CONTROL, OFFSET, NV50_DISP_CORE_NTFY >> 4) | + NVDEF(NVC37D, SET_NOTIFIER_CONTROL, NOTIFY, ENABLE)); + } + + PUSH_MTHD(push, NVC37D, SET_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_CURS], + SET_WINDOW_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_WNDW]); + PUSH_MTHD(push, NVC37D, UPDATE, 0x00000001 | + NVDEF(NVC37D, UPDATE, SPECIAL_HANDLING, NONE) | + NVDEF(NVC37D, UPDATE, INHIBIT_INTERRUPTS, FALSE)); + + if (ntfy) { + PUSH_MTHD(push, NVC37D, SET_NOTIFIER_CONTROL, + NVDEF(NVC37D, SET_NOTIFIER_CONTROL, NOTIFY, DISABLE)); + } + + return PUSH_KICK(push); +} + +int +corec37d_ntfy_wait_done(struct nouveau_bo *bo, u32 offset, + struct nvif_device *device) +{ + s64 time = nvif_msec(device, 2000ULL, + if (NVBO_TD32(bo, offset, NV_DISP_NOTIFIER, _0, STATUS, ==, FINISHED)) + break; + usleep_range(1, 2); + ); + return time < 0 ? time : 0; +} + +void +corec37d_ntfy_init(struct nouveau_bo *bo, u32 offset) +{ + NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _0, + NVDEF(NV_DISP_NOTIFIER, _0, STATUS, NOT_BEGUN)); + NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _1, 0); + NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _2, 0); + NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _3, 0); +} + +int corec37d_caps_init(struct nouveau_drm *drm, struct nv50_disp *disp) +{ + int ret; + + ret = nvif_object_ctor(&disp->disp->object, "dispCaps", 0, + GV100_DISP_CAPS, NULL, 0, &disp->caps); + if (ret) { + NV_ERROR(drm, + "Failed to init notifier caps region: %d\n", + ret); + return ret; + } + + ret = nvif_object_map(&disp->caps, NULL, 0); + if (ret) { + NV_ERROR(drm, + "Failed to map notifier caps region: %d\n", + ret); + return ret; + } + + return 0; +} + +static int +corec37d_init(struct nv50_core *core) +{ + struct nvif_push *push = core->chan.push; + const u32 windows = 8; /*XXX*/ + int ret, i; + + if ((ret = PUSH_WAIT(push, 2 + windows * 5))) + return ret; + + PUSH_MTHD(push, NVC37D, SET_CONTEXT_DMA_NOTIFIER, core->chan.sync.handle); + + for (i = 0; i < windows; i++) { + PUSH_MTHD(push, NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS(i), + NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED1BPP, TRUE) | + NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED2BPP, TRUE) | + NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED4BPP, TRUE) | + NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED8BPP, TRUE) | + NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, YUV_PACKED422, TRUE), + + WINDOW_SET_WINDOW_ROTATED_FORMAT_USAGE_BOUNDS(i), 0x00000000); + + PUSH_MTHD(push, NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS(i), + NVVAL(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, MAX_PIXELS_FETCHED_PER_LINE, 0x7fff) | + NVDEF(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_LUT, USAGE_1025) | + NVDEF(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_SCALER_TAPS, TAPS_2) | + NVDEF(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, UPSCALING_ALLOWED, FALSE)); + } + + core->assign_windows = true; + return PUSH_KICK(push); +} + +static const struct nv50_core_func +corec37d = { + .init = corec37d_init, + .ntfy_init = corec37d_ntfy_init, + .caps_init = corec37d_caps_init, + .ntfy_wait_done = corec37d_ntfy_wait_done, + .update = corec37d_update, + .wndw.owner = corec37d_wndw_owner, + .head = &headc37d, + .sor = &sorc37d, +#if IS_ENABLED(CONFIG_DEBUG_FS) + .crc = &crcc37d, +#endif +}; + +int +corec37d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore) +{ + return core507d_new_(&corec37d, drm, oclass, pcore); +} |