Quelle  coreca7d.c   Sprache: C

/* SPDX-License-Identifier: MIT
 *
 * Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
 */
#include "core.h"
#include "head.h"

#include <nvif/class.h>
#include <nvif/pushc97b.h>

#include <nvhw/class/clca7d.h>

#include <nouveau_bo.h>

static int
coreca7d_update(struct nv50_core *core, u32 *interlock, bool ntfy)
{
 const u64 ntfy_addr = core->disp->sync->offset + NV50_DISP_CORE_NTFY;
 const u32 ntfy_hi = upper_32_bits(ntfy_addr);
 const u32 ntfy_lo = lower_32_bits(ntfy_addr);
 struct nvif_push *push = &core->chan.push;
 int ret;

 ret = PUSH_WAIT(push, 5 + (ntfy ? 5 + 2 : 0));
 if (ret)
  return ret;

 if (ntfy) {
  PUSH_MTHD(push, NVCA7D, SET_SURFACE_ADDRESS_HI_NOTIFIER, ntfy_hi,

     SET_SURFACE_ADDRESS_LO_NOTIFIER,
     NVVAL(NVCA7D, SET_SURFACE_ADDRESS_LO_NOTIFIER, ADDRESS_LO, ntfy_lo >> 4) |
     NVDEF(NVCA7D, SET_SURFACE_ADDRESS_LO_NOTIFIER, TARGET, PHYSICAL_NVM) |
     NVDEF(NVCA7D, SET_SURFACE_ADDRESS_LO_NOTIFIER, ENABLE, ENABLE));

  PUSH_MTHD(push, NVCA7D, SET_NOTIFIER_CONTROL,
     NVDEF(NVCA7D, SET_NOTIFIER_CONTROL, MODE, WRITE) |
     NVDEF(NVCA7D, SET_NOTIFIER_CONTROL, NOTIFY, ENABLE));
 }

 PUSH_MTHD(push, NVCA7D, SET_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_CURS],
    SET_WINDOW_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_WNDW]);

 PUSH_MTHD(push, NVCA7D, UPDATE,
    NVDEF(NVCA7D, UPDATE, RELEASE_ELV, TRUE) |
    NVDEF(NVCA7D, UPDATE, SPECIAL_HANDLING, NONE) |
    NVDEF(NVCA7D, UPDATE, INHIBIT_INTERRUPTS, FALSE));

 if (ntfy) {
  PUSH_MTHD(push, NVCA7D, SET_NOTIFIER_CONTROL,
     NVDEF(NVCA7D, SET_NOTIFIER_CONTROL, NOTIFY, DISABLE));
 }

 return PUSH_KICK(push);
}

static int
coreca7d_init(struct nv50_core *core)
{
 struct nvif_push *push = &core->chan.push;
 const u32 windows = 8, heads = 4;
 int ret, i;

 ret = PUSH_WAIT(push, windows * 6 + heads * 6);
 if (ret)
  return ret;

 for (i = 0; i < windows; i++) {
  PUSH_MTHD(push, NVCA7D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS(i),
     NVDEF(NVCA7D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED1BPP, TRUE) |
     NVDEF(NVCA7D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED2BPP, TRUE) |
     NVDEF(NVCA7D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED4BPP, TRUE) |
     NVDEF(NVCA7D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED8BPP, TRUE),

     WINDOW_SET_WINDOW_ROTATED_FORMAT_USAGE_BOUNDS(i), 0x00000000);

  PUSH_MTHD(push, NVCA7D, WINDOW_SET_WINDOW_USAGE_BOUNDS(i),
     NVVAL(NVCA7D, WINDOW_SET_WINDOW_USAGE_BOUNDS, MAX_PIXELS_FETCHED_PER_LINE, 0x7fff) |
     NVDEF(NVCA7D, WINDOW_SET_WINDOW_USAGE_BOUNDS, ILUT_ALLOWED, TRUE) |
     NVDEF(NVCA7D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_SCALER_TAPS, TAPS_2) |
     NVDEF(NVCA7D, WINDOW_SET_WINDOW_USAGE_BOUNDS, UPSCALING_ALLOWED, FALSE),

     WINDOW_SET_PHYSICAL(i), BIT(i));
 }

 for (i = 0; i < heads; i++) {
  PUSH_MTHD(push, NVCA7D, HEAD_SET_HEAD_USAGE_BOUNDS(i),
     NVDEF(NVCA7D, HEAD_SET_HEAD_USAGE_BOUNDS, CURSOR, USAGE_W256_H256) |
     NVDEF(NVCA7D, HEAD_SET_HEAD_USAGE_BOUNDS, OLUT_ALLOWED, TRUE) |
     NVDEF(NVCA7D, HEAD_SET_HEAD_USAGE_BOUNDS, OUTPUT_SCALER_TAPS, TAPS_2) |
     NVDEF(NVCA7D, HEAD_SET_HEAD_USAGE_BOUNDS, UPSCALING_ALLOWED, TRUE));

  PUSH_MTHD(push, NVCA7D, HEAD_SET_TILE_MASK(i), BIT(i));

  PUSH_MTHD(push, NVCA7D, TILE_SET_TILE_SIZE(i), 0);
 }

 core->assign_windows = true;
 return PUSH_KICK(push);
}

static const struct nv50_core_func
coreca7d = {
 .init = coreca7d_init,
 .ntfy_init = corec37d_ntfy_init,
 .caps_init = corec37d_caps_init,
 .caps_class = GB202_DISP_CAPS,
 .ntfy_wait_done = corec37d_ntfy_wait_done,
 .update = coreca7d_update,
 .wndw.owner = corec37d_wndw_owner,
 .head = &headca7d,
 .sor = &sorc37d,
#if IS_ENABLED(CONFIG_DEBUG_FS)
 .crc = &crcca7d,
#endif
};

int
coreca7d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
{
 return core507d_new_(&coreca7d, drm, oclass, pcore);
}