diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/disp')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/disp/nv04.c | 90 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/disp/nv50.c | 125 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c | 118 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/disp/vga.c | 215 |
4 files changed, 548 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nv04.c b/drivers/gpu/drm/nouveau/core/engine/disp/nv04.c new file mode 100644 index 0000000..1c919f2 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv04.c @@ -0,0 +1,90 @@ +/* + * 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 <engine/disp.h> + +struct nv04_disp_priv { + struct nouveau_disp base; +}; + +static struct nouveau_oclass +nv04_disp_sclass[] = { + {}, +}; + +static void +nv04_disp_intr_vblank(struct nv04_disp_priv *priv, int crtc) +{ + struct nouveau_disp *disp = &priv->base; + if (disp->vblank.notify) + disp->vblank.notify(disp->vblank.data, crtc); +} + +static void +nv04_disp_intr(struct nouveau_subdev *subdev) +{ + struct nv04_disp_priv *priv = (void *)subdev; + u32 crtc0 = nv_rd32(priv, 0x600100); + u32 crtc1 = nv_rd32(priv, 0x602100); + + if (crtc0 & 0x00000001) { + nv04_disp_intr_vblank(priv, 0); + nv_wr32(priv, 0x600100, 0x00000001); + } + + if (crtc1 & 0x00000001) { + nv04_disp_intr_vblank(priv, 1); + nv_wr32(priv, 0x602100, 0x00000001); + } +} + +static int +nv04_disp_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nv04_disp_priv *priv; + int ret; + + ret = nouveau_disp_create(parent, engine, oclass, "DISPLAY", + "display", &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + nv_engine(priv)->sclass = nv04_disp_sclass; + nv_subdev(priv)->intr = nv04_disp_intr; + return 0; +} + +struct nouveau_oclass +nv04_disp_oclass = { + .handle = NV_ENGINE(DISP, 0x04), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv04_disp_ctor, + .dtor = _nouveau_disp_dtor, + .init = _nouveau_disp_init, + .fini = _nouveau_disp_fini, + }, +}; diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c new file mode 100644 index 0000000..16a9afb --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c @@ -0,0 +1,125 @@ +/* + * 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 <engine/software.h> +#include <engine/disp.h> + +struct nv50_disp_priv { + struct nouveau_disp base; +}; + +static struct nouveau_oclass +nv50_disp_sclass[] = { + {}, +}; + +static void +nv50_disp_intr_vblank(struct nv50_disp_priv *priv, int crtc) +{ + struct nouveau_disp *disp = &priv->base; + struct nouveau_software_chan *chan, *temp; + unsigned long flags; + + spin_lock_irqsave(&disp->vblank.lock, flags); + list_for_each_entry_safe(chan, temp, &disp->vblank.list, vblank.head) { + if (chan->vblank.crtc != crtc) + continue; + + nv_wr32(priv, 0x001704, chan->vblank.channel); + nv_wr32(priv, 0x001710, 0x80000000 | chan->vblank.ctxdma); + + if (nv_device(priv)->chipset == 0x50) { + nv_wr32(priv, 0x001570, chan->vblank.offset); + nv_wr32(priv, 0x001574, chan->vblank.value); + } else { + if (nv_device(priv)->chipset >= 0xc0) { + nv_wr32(priv, 0x06000c, + upper_32_bits(chan->vblank.offset)); + } + nv_wr32(priv, 0x060010, chan->vblank.offset); + nv_wr32(priv, 0x060014, chan->vblank.value); + } + + list_del(&chan->vblank.head); + if (disp->vblank.put) + disp->vblank.put(disp->vblank.data, crtc); + } + spin_unlock_irqrestore(&disp->vblank.lock, flags); + + if (disp->vblank.notify) + disp->vblank.notify(disp->vblank.data, crtc); +} + +static void +nv50_disp_intr(struct nouveau_subdev *subdev) +{ + struct nv50_disp_priv *priv = (void *)subdev; + u32 stat1 = nv_rd32(priv, 0x610024); + + if (stat1 & 0x00000004) { + nv50_disp_intr_vblank(priv, 0); + nv_wr32(priv, 0x610024, 0x00000004); + stat1 &= ~0x00000004; + } + + if (stat1 & 0x00000008) { + nv50_disp_intr_vblank(priv, 1); + nv_wr32(priv, 0x610024, 0x00000008); + stat1 &= ~0x00000008; + } + +} + +static int +nv50_disp_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nv50_disp_priv *priv; + int ret; + + ret = nouveau_disp_create(parent, engine, oclass, "PDISP", + "display", &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + nv_engine(priv)->sclass = nv50_disp_sclass; + nv_subdev(priv)->intr = nv50_disp_intr; + + INIT_LIST_HEAD(&priv->base.vblank.list); + spin_lock_init(&priv->base.vblank.lock); + return 0; +} + +struct nouveau_oclass +nv50_disp_oclass = { + .handle = NV_ENGINE(DISP, 0x50), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv50_disp_ctor, + .dtor = _nouveau_disp_dtor, + .init = _nouveau_disp_init, + .fini = _nouveau_disp_fini, + }, +}; diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c new file mode 100644 index 0000000..d93efbc --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c @@ -0,0 +1,118 @@ +/* + * 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 <subdev/bar.h> + +#include <engine/software.h> +#include <engine/disp.h> + +struct nvd0_disp_priv { + struct nouveau_disp base; +}; + +static struct nouveau_oclass +nvd0_disp_sclass[] = { + {}, +}; + +static void +nvd0_disp_intr_vblank(struct nvd0_disp_priv *priv, int crtc) +{ + struct nouveau_bar *bar = nouveau_bar(priv); + struct nouveau_disp *disp = &priv->base; + struct nouveau_software_chan *chan, *temp; + unsigned long flags; + + spin_lock_irqsave(&disp->vblank.lock, flags); + list_for_each_entry_safe(chan, temp, &disp->vblank.list, vblank.head) { + if (chan->vblank.crtc != crtc) + continue; + + nv_wr32(priv, 0x001718, 0x80000000 | chan->vblank.channel); + bar->flush(bar); + nv_wr32(priv, 0x06000c, upper_32_bits(chan->vblank.offset)); + nv_wr32(priv, 0x060010, lower_32_bits(chan->vblank.offset)); + nv_wr32(priv, 0x060014, chan->vblank.value); + + list_del(&chan->vblank.head); + if (disp->vblank.put) + disp->vblank.put(disp->vblank.data, crtc); + } + spin_unlock_irqrestore(&disp->vblank.lock, flags); + + if (disp->vblank.notify) + disp->vblank.notify(disp->vblank.data, crtc); +} + +static void +nvd0_disp_intr(struct nouveau_subdev *subdev) +{ + struct nvd0_disp_priv *priv = (void *)subdev; + u32 intr = nv_rd32(priv, 0x610088); + int i; + + for (i = 0; i < 4; i++) { + u32 mask = 0x01000000 << i; + if (mask & intr) { + u32 stat = nv_rd32(priv, 0x6100bc + (i * 0x800)); + if (stat & 0x00000001) + nvd0_disp_intr_vblank(priv, i); + nv_mask(priv, 0x6100bc + (i * 0x800), 0, 0); + nv_rd32(priv, 0x6100c0 + (i * 0x800)); + } + } +} + +static int +nvd0_disp_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nvd0_disp_priv *priv; + int ret; + + ret = nouveau_disp_create(parent, engine, oclass, "PDISP", + "display", &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + nv_engine(priv)->sclass = nvd0_disp_sclass; + nv_subdev(priv)->intr = nvd0_disp_intr; + + INIT_LIST_HEAD(&priv->base.vblank.list); + spin_lock_init(&priv->base.vblank.lock); + return 0; +} + +struct nouveau_oclass +nvd0_disp_oclass = { + .handle = NV_ENGINE(DISP, 0xd0), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nvd0_disp_ctor, + .dtor = _nouveau_disp_dtor, + .init = _nouveau_disp_init, + .fini = _nouveau_disp_fini, + }, +}; diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/vga.c b/drivers/gpu/drm/nouveau/core/engine/disp/vga.c new file mode 100644 index 0000000..5a1c684 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/engine/disp/vga.c @@ -0,0 +1,215 @@ +/* + * 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 <core/subdev.h> +#include <core/device.h> +#include <subdev/vga.h> + +u8 +nv_rdport(void *obj, int head, u16 port) +{ + struct nouveau_device *device = nv_device(obj); + + if (device->card_type >= NV_50) + return nv_rd08(obj, 0x601000 + port); + + if (port == 0x03c0 || port == 0x03c1 || /* AR */ + port == 0x03c2 || port == 0x03da || /* INP0 */ + port == 0x03d4 || port == 0x03d5) /* CR */ + return nv_rd08(obj, 0x601000 + (head * 0x2000) + port); + + if (port == 0x03c2 || port == 0x03cc || /* MISC */ + port == 0x03c4 || port == 0x03c5 || /* SR */ + port == 0x03ce || port == 0x03cf) { /* GR */ + if (device->card_type < NV_40) + head = 0; /* CR44 selects head */ + return nv_rd08(obj, 0x0c0000 + (head * 0x2000) + port); + } + + nv_error(obj, "unknown vga port 0x%04x\n", port); + return 0x00; +} + +void +nv_wrport(void *obj, int head, u16 port, u8 data) +{ + struct nouveau_device *device = nv_device(obj); + + if (device->card_type >= NV_50) + nv_wr08(obj, 0x601000 + port, data); + else + if (port == 0x03c0 || port == 0x03c1 || /* AR */ + port == 0x03c2 || port == 0x03da || /* INP0 */ + port == 0x03d4 || port == 0x03d5) /* CR */ + nv_wr08(obj, 0x601000 + (head * 0x2000) + port, data); + else + if (port == 0x03c2 || port == 0x03cc || /* MISC */ + port == 0x03c4 || port == 0x03c5 || /* SR */ + port == 0x03ce || port == 0x03cf) { /* GR */ + if (device->card_type < NV_40) + head = 0; /* CR44 selects head */ + nv_wr08(obj, 0x0c0000 + (head * 0x2000) + port, data); + } else + nv_error(obj, "unknown vga port 0x%04x\n", port); +} + +u8 +nv_rdvgas(void *obj, int head, u8 index) +{ + nv_wrport(obj, head, 0x03c4, index); + return nv_rdport(obj, head, 0x03c5); +} + +void +nv_wrvgas(void *obj, int head, u8 index, u8 value) +{ + nv_wrport(obj, head, 0x03c4, index); + nv_wrport(obj, head, 0x03c5, value); +} + +u8 +nv_rdvgag(void *obj, int head, u8 index) +{ + nv_wrport(obj, head, 0x03ce, index); + return nv_rdport(obj, head, 0x03cf); +} + +void +nv_wrvgag(void *obj, int head, u8 index, u8 value) +{ + nv_wrport(obj, head, 0x03ce, index); + nv_wrport(obj, head, 0x03cf, value); +} + +u8 +nv_rdvgac(void *obj, int head, u8 index) +{ + nv_wrport(obj, head, 0x03d4, index); + return nv_rdport(obj, head, 0x03d5); +} + +void +nv_wrvgac(void *obj, int head, u8 index, u8 value) +{ + nv_wrport(obj, head, 0x03d4, index); + nv_wrport(obj, head, 0x03d5, value); +} + +u8 +nv_rdvgai(void *obj, int head, u16 port, u8 index) +{ + if (port == 0x03c4) return nv_rdvgas(obj, head, index); + if (port == 0x03ce) return nv_rdvgag(obj, head, index); + if (port == 0x03d4) return nv_rdvgac(obj, head, index); + nv_error(obj, "unknown indexed vga port 0x%04x\n", port); + return 0x00; +} + +void +nv_wrvgai(void *obj, int head, u16 port, u8 index, u8 value) +{ + if (port == 0x03c4) nv_wrvgas(obj, head, index, value); + else if (port == 0x03ce) nv_wrvgag(obj, head, index, value); + else if (port == 0x03d4) nv_wrvgac(obj, head, index, value); + else nv_error(obj, "unknown indexed vga port 0x%04x\n", port); +} + +bool +nv_lockvgac(void *obj, bool lock) +{ + bool locked = !nv_rdvgac(obj, 0, 0x1f); + u8 data = lock ? 0x99 : 0x57; + nv_wrvgac(obj, 0, 0x1f, data); + if (nv_device(obj)->chipset == 0x11) { + if (!(nv_rd32(obj, 0x001084) & 0x10000000)) + nv_wrvgac(obj, 1, 0x1f, data); + } + return locked; +} + +/* CR44 takes values 0 (head A), 3 (head B) and 4 (heads tied) + * it affects only the 8 bit vga io regs, which we access using mmio at + * 0xc{0,2}3c*, 0x60{1,3}3*, and 0x68{1,3}3d* + * in general, the set value of cr44 does not matter: reg access works as + * expected and values can be set for the appropriate head by using a 0x2000 + * offset as required + * however: + * a) pre nv40, the head B range of PRMVIO regs at 0xc23c* was not exposed and + * cr44 must be set to 0 or 3 for accessing values on the correct head + * through the common 0xc03c* addresses + * b) in tied mode (4) head B is programmed to the values set on head A, and + * access using the head B addresses can have strange results, ergo we leave + * tied mode in init once we know to what cr44 should be restored on exit + * + * the owner parameter is slightly abused: + * 0 and 1 are treated as head values and so the set value is (owner * 3) + * other values are treated as literal values to set + */ +u8 +nv_rdvgaowner(void *obj) +{ + if (nv_device(obj)->card_type < NV_50) { + if (nv_device(obj)->chipset == 0x11) { + u32 tied = nv_rd32(obj, 0x001084) & 0x10000000; + if (tied == 0) { + u8 slA = nv_rdvgac(obj, 0, 0x28) & 0x80; + u8 tvA = nv_rdvgac(obj, 0, 0x33) & 0x01; + u8 slB = nv_rdvgac(obj, 1, 0x28) & 0x80; + u8 tvB = nv_rdvgac(obj, 1, 0x33) & 0x01; + if (slA && !tvA) return 0x00; + if (slB && !tvB) return 0x03; + if (slA) return 0x00; + if (slB) return 0x03; + return 0x00; + } + return 0x04; + } + + return nv_rdvgac(obj, 0, 0x44); + } + + nv_error(obj, "rdvgaowner after nv4x\n"); + return 0x00; +} + +void +nv_wrvgaowner(void *obj, u8 select) +{ + if (nv_device(obj)->card_type < NV_50) { + u8 owner = (select == 1) ? 3 : select; + if (nv_device(obj)->chipset == 0x11) { + /* workaround hw lockup bug */ + nv_rdvgac(obj, 0, 0x1f); + nv_rdvgac(obj, 1, 0x1f); + } + + nv_wrvgac(obj, 0, 0x44, owner); + + if (nv_device(obj)->chipset == 0x11) { + nv_wrvgac(obj, 0, 0x2e, owner); + nv_wrvgac(obj, 0, 0x2e, owner); + } + } else + nv_error(obj, "wrvgaowner after nv4x\n"); +} |