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drm/nv50/kms: create ctxdma objects for framebuffers as required 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2014-08-10 04:10:19 +10:00
parent ab0af559d3
commit 8a42364701
4 changed files with 126 additions and 163 deletions
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2
drivers/gpu/drm/nouveau/nouveau_crtc.h
View File

@ -46,7 +46,7 @@ struct nouveau_crtc {
int cpp;
bool blanked;
uint32_t offset;
uint32_t tile_flags;
uint32_t handle;
} fb;
struct {

2
drivers/gpu/drm/nouveau/nouveau_display.h
View File

@ -9,7 +9,7 @@ struct nouveau_framebuffer {
struct drm_framebuffer base;
struct nouveau_bo *nvbo;
struct nouveau_vma vma;
u32 r_dma;
u32 r_handle;
u32 r_format;
u32 r_pitch;
};

3
drivers/gpu/drm/nouveau/nouveau_dma.h
View File

@ -79,9 +79,6 @@ enum {
/* G80+ display objects */
NvEvoVRAM = 0x01000000,
NvEvoFB16 = 0x01000001,
NvEvoFB32 = 0x01000002,
NvEvoVRAM_LP = 0x01000003,
NvEvoSync = 0xcafe0000
};

282
drivers/gpu/drm/nouveau/nv50_display.c
View File

@ -148,125 +148,6 @@ nv50_dmac_destroy(struct nouveau_object *core, struct nv50_dmac *dmac)
nv50_chan_destroy(core, &dmac->base);
}
static int
nv50_dmac_create_fbdma(struct nouveau_object *core, u32 parent)
{
struct nouveau_fb *pfb = nouveau_fb(core);
struct nouveau_object *client = nv_pclass(core, NV_CLIENT_CLASS);
struct nouveau_object *object;
int ret = nouveau_object_new(client, parent, NvEvoVRAM_LP,
NV_DMA_IN_MEMORY_CLASS,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
.start = 0,
.limit = pfb->ram->size - 1,
.conf0 = NV50_DMA_CONF0_ENABLE |
NV50_DMA_CONF0_PART_256,
}, sizeof(struct nv_dma_class), &object);
if (ret)
return ret;
ret = nouveau_object_new(client, parent, NvEvoFB16,
NV_DMA_IN_MEMORY_CLASS,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
.start = 0,
.limit = pfb->ram->size - 1,
.conf0 = NV50_DMA_CONF0_ENABLE | 0x70 |
NV50_DMA_CONF0_PART_256,
}, sizeof(struct nv_dma_class), &object);
if (ret)
return ret;
ret = nouveau_object_new(client, parent, NvEvoFB32,
NV_DMA_IN_MEMORY_CLASS,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
.start = 0,
.limit = pfb->ram->size - 1,
.conf0 = NV50_DMA_CONF0_ENABLE | 0x7a |
NV50_DMA_CONF0_PART_256,
}, sizeof(struct nv_dma_class), &object);
return ret;
}
static int
nvc0_dmac_create_fbdma(struct nouveau_object *core, u32 parent)
{
struct nouveau_fb *pfb = nouveau_fb(core);
struct nouveau_object *client = nv_pclass(core, NV_CLIENT_CLASS);
struct nouveau_object *object;
int ret = nouveau_object_new(client, parent, NvEvoVRAM_LP,
NV_DMA_IN_MEMORY_CLASS,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
.start = 0,
.limit = pfb->ram->size - 1,
.conf0 = NVC0_DMA_CONF0_ENABLE,
}, sizeof(struct nv_dma_class), &object);
if (ret)
return ret;
ret = nouveau_object_new(client, parent, NvEvoFB16,
NV_DMA_IN_MEMORY_CLASS,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
.start = 0,
.limit = pfb->ram->size - 1,
.conf0 = NVC0_DMA_CONF0_ENABLE | 0xfe,
}, sizeof(struct nv_dma_class), &object);
if (ret)
return ret;
ret = nouveau_object_new(client, parent, NvEvoFB32,
NV_DMA_IN_MEMORY_CLASS,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
.start = 0,
.limit = pfb->ram->size - 1,
.conf0 = NVC0_DMA_CONF0_ENABLE | 0xfe,
}, sizeof(struct nv_dma_class), &object);
return ret;
}
static int
nvd0_dmac_create_fbdma(struct nouveau_object *core, u32 parent)
{
struct nouveau_fb *pfb = nouveau_fb(core);
struct nouveau_object *client = nv_pclass(core, NV_CLIENT_CLASS);
struct nouveau_object *object;
int ret = nouveau_object_new(client, parent, NvEvoVRAM_LP,
NV_DMA_IN_MEMORY_CLASS,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
.start = 0,
.limit = pfb->ram->size - 1,
.conf0 = NVD0_DMA_CONF0_ENABLE |
NVD0_DMA_CONF0_PAGE_LP,
}, sizeof(struct nv_dma_class), &object);
if (ret)
return ret;
ret = nouveau_object_new(client, parent, NvEvoFB32,
NV_DMA_IN_MEMORY_CLASS,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
.start = 0,
.limit = pfb->ram->size - 1,
.conf0 = NVD0_DMA_CONF0_ENABLE | 0xfe |
NVD0_DMA_CONF0_PAGE_LP,
}, sizeof(struct nv_dma_class), &object);
return ret;
}
static int
nv50_dmac_create(struct nouveau_object *core, u32 bclass, u8 head,
void *data, u32 size, u64 syncbuf,
@ -322,13 +203,6 @@ nv50_dmac_create(struct nouveau_object *core, u32 bclass, u8 head,
if (ret)
return ret;
if (nv_device(core)->card_type < NV_C0)
ret = nv50_dmac_create_fbdma(core, dmac->base.handle);
else
if (nv_device(core)->card_type < NV_D0)
ret = nvc0_dmac_create_fbdma(core, dmac->base.handle);
else
ret = nvd0_dmac_create_fbdma(core, dmac->base.handle);
return ret;
}
@ -375,7 +249,7 @@ struct nv50_disp {
struct nouveau_object *core;
struct nv50_mast mast;
u32 modeset;
struct list_head fbdma;
struct nouveau_bo *sync;
};
@ -611,7 +485,7 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb,
evo_data(push, 0x00000000);
evo_data(push, 0x00000000);
evo_mthd(push, 0x00c0, 1);
evo_data(push, nv_fb->r_dma);
evo_data(push, nv_fb->r_handle);
evo_mthd(push, 0x0110, 2);
evo_data(push, 0x00000000);
evo_data(push, 0x00000000);
@ -846,7 +720,7 @@ nv50_crtc_set_image(struct nouveau_crtc *nv_crtc, struct drm_framebuffer *fb,
evo_data(push, (y << 16) | x);
if (nv50_vers(mast) > NV50_DISP_MAST_CLASS) {
evo_mthd(push, 0x0874 + (nv_crtc->index * 0x400), 1);
evo_data(push, nvfb->r_dma);
evo_data(push, nvfb->r_handle);
}
} else {
evo_mthd(push, 0x0460 + (nv_crtc->index * 0x300), 1);
@ -855,7 +729,7 @@ nv50_crtc_set_image(struct nouveau_crtc *nv_crtc, struct drm_framebuffer *fb,
evo_data(push, (fb->height << 16) | fb->width);
evo_data(push, nvfb->r_pitch);
evo_data(push, nvfb->r_format);
evo_data(push, nvfb->r_dma);
evo_data(push, nvfb->r_handle);
evo_mthd(push, 0x04b0 + (nv_crtc->index * 0x300), 1);
evo_data(push, (y << 16) | x);
}
@ -867,7 +741,7 @@ nv50_crtc_set_image(struct nouveau_crtc *nv_crtc, struct drm_framebuffer *fb,
evo_kick(push, mast);
}
nv_crtc->fb.tile_flags = nvfb->r_dma;
nv_crtc->fb.handle = nvfb->r_handle;
return 0;
}
@ -999,14 +873,14 @@ nv50_crtc_commit(struct drm_crtc *crtc)
if (push) {
if (nv50_vers(mast) < NV84_DISP_MAST_CLASS) {
evo_mthd(push, 0x0874 + (nv_crtc->index * 0x400), 1);
evo_data(push, NvEvoVRAM_LP);
evo_data(push, nv_crtc->fb.handle);
evo_mthd(push, 0x0840 + (nv_crtc->index * 0x400), 2);
evo_data(push, 0xc0000000);
evo_data(push, nv_crtc->lut.nvbo->bo.offset >> 8);
} else
if (nv50_vers(mast) < NVD0_DISP_MAST_CLASS) {
evo_mthd(push, 0x0874 + (nv_crtc->index * 0x400), 1);
evo_data(push, nv_crtc->fb.tile_flags);
evo_data(push, nv_crtc->fb.handle);
evo_mthd(push, 0x0840 + (nv_crtc->index * 0x400), 2);
evo_data(push, 0xc0000000);
evo_data(push, nv_crtc->lut.nvbo->bo.offset >> 8);
@ -1014,7 +888,7 @@ nv50_crtc_commit(struct drm_crtc *crtc)
evo_data(push, NvEvoVRAM);
} else {
evo_mthd(push, 0x0474 + (nv_crtc->index * 0x300), 1);
evo_data(push, nv_crtc->fb.tile_flags);
evo_data(push, nv_crtc->fb.handle);
evo_mthd(push, 0x0440 + (nv_crtc->index * 0x300), 4);
evo_data(push, 0x83000000);
evo_data(push, nv_crtc->lut.nvbo->bo.offset >> 8);
@ -2172,6 +2046,97 @@ nv50_pior_create(struct drm_connector *connector, struct dcb_output *dcbe)
* Framebuffer
*****************************************************************************/
struct nv50_fbdma {
struct list_head head;
u32 name;
};
static void
nv50_fbdma_fini(struct drm_device *dev, struct nv50_fbdma *fbdma)
{
struct nv50_disp *disp = nv50_disp(dev);
struct nv50_mast *mast = nv50_mast(dev);
struct nouveau_object *client = nv_pclass(disp->core, NV_CLIENT_CLASS);
struct drm_crtc *crtc;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nv50_sync *sync = nv50_sync(crtc);
nouveau_object_del(client, sync->base.base.handle, fbdma->name);
}
nouveau_object_del(client, mast->base.base.handle, fbdma->name);
list_del(&fbdma->head);
kfree(fbdma);
}
static int
nv50_fbdma_init(struct drm_device *dev, u32 name, u64 offset, u64 length, u8 kind)
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct nv50_disp *disp = nv50_disp(dev);
struct nv50_mast *mast = nv50_mast(dev);
struct nouveau_object *client = nv_pclass(disp->core, NV_CLIENT_CLASS);
struct nouveau_object *object;
struct nv_dma_class args;
struct nv50_fbdma *fbdma;
struct drm_crtc *crtc;
int ret;
list_for_each_entry(fbdma, &disp->fbdma, head) {
if (fbdma->name == name)
return 0;
}
fbdma = kzalloc(sizeof(*fbdma), GFP_KERNEL);
if (!fbdma)
return -ENOMEM;
list_add(&fbdma->head, &disp->fbdma);
fbdma->name = name;
args.flags = NV_DMA_TARGET_VRAM | NV_DMA_ACCESS_RDWR;
args.start = offset;
args.limit = offset + length - 1;
args.conf0 = kind;
if (nv_device(drm->device)->chipset < 0x80) {
args.conf0 = NV50_DMA_CONF0_ENABLE;
args.conf0 |= NV50_DMA_CONF0_PART_256;
} else
if (nv_device(drm->device)->chipset < 0xc0) {
args.conf0 |= NV50_DMA_CONF0_ENABLE;
args.conf0 |= NV50_DMA_CONF0_PART_256;
} else
if (nv_device(drm->device)->chipset < 0xd0) {
args.conf0 |= NVC0_DMA_CONF0_ENABLE;
} else {
args.conf0 |= NVD0_DMA_CONF0_ENABLE;
args.conf0 |= NVD0_DMA_CONF0_PAGE_LP;
}
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nv50_sync *sync = nv50_sync(crtc);
ret = nouveau_object_new(client, sync->base.base.handle,
fbdma->name, NV_DMA_IN_MEMORY_CLASS,
&args, sizeof(args), &object);
if (ret) {
printk(KERN_ERR "fail %d %08x %d\n", nv50_head(crtc)->base.index, fbdma->name, ret);
nv50_fbdma_fini(dev, fbdma);
return ret;
}
}
ret = nouveau_object_new(client, mast->base.base.handle, fbdma->name,
NV_DMA_IN_MEMORY_CLASS, &args, sizeof(args),
&object);
if (ret) {
printk(KERN_ERR "fail %08x %d\n", fbdma->name, ret);
nv50_fbdma_fini(dev, fbdma);
return ret;
}
return 0;
}
static void
nv50_fb_dtor(struct drm_framebuffer *fb)
{
@ -2183,23 +2148,19 @@ nv50_fb_ctor(struct drm_framebuffer *fb)
struct nouveau_framebuffer *nv_fb = nouveau_framebuffer(fb);
struct nouveau_drm *drm = nouveau_drm(fb->dev);
struct nouveau_bo *nvbo = nv_fb->nvbo;
u32 tile_flags;
tile_flags = nouveau_bo_tile_layout(nvbo);
if (tile_flags == 0x7a00 ||
tile_flags == 0xfe00)
nv_fb->r_dma = NvEvoFB32;
else
if (tile_flags == 0x7000)
nv_fb->r_dma = NvEvoFB16;
else
nv_fb->r_dma = NvEvoVRAM_LP;
struct nv50_disp *disp = nv50_disp(fb->dev);
struct nouveau_fb *pfb = nouveau_fb(drm->device);
u8 kind = nouveau_bo_tile_layout(nvbo) >> 8;
u8 tile = nvbo->tile_mode;
if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG) {
NV_ERROR(drm, "framebuffer requires contiguous bo\n");
return -EINVAL;
}
if (nv_device(drm->device)->chipset >= 0xc0)
tile >>= 4; /* yep.. */
switch (fb->depth) {
case 8: nv_fb->r_format = 0x1e00; break;
case 15: nv_fb->r_format = 0xe900; break;
@ -2212,22 +2173,21 @@ nv50_fb_ctor(struct drm_framebuffer *fb)
return -EINVAL;
}
if (nv_device(drm->device)->chipset == 0x50)
nv_fb->r_format |= (tile_flags << 8);
if (!tile_flags) {
if (nv_device(drm->device)->card_type < NV_D0)
nv_fb->r_pitch = 0x00100000 | fb->pitches[0];
else
nv_fb->r_pitch = 0x01000000 | fb->pitches[0];
if (nv_mclass(disp->core) < NV84_DISP_CLASS) {
nv_fb->r_pitch = kind ? (((fb->pitches[0] / 4) << 4) | tile) :
(fb->pitches[0] | 0x00100000);
nv_fb->r_format |= kind << 16;
} else
if (nv_mclass(disp->core) < NVD0_DISP_CLASS) {
nv_fb->r_pitch = kind ? (((fb->pitches[0] / 4) << 4) | tile) :
(fb->pitches[0] | 0x00100000);
} else {
u32 mode = nvbo->tile_mode;
if (nv_device(drm->device)->card_type >= NV_C0)
mode >>= 4;
nv_fb->r_pitch = ((fb->pitches[0] / 4) << 4) | mode;
nv_fb->r_pitch = kind ? (((fb->pitches[0] / 4) << 4) | tile) :
(fb->pitches[0] | 0x01000000);
}
nv_fb->r_handle = 0xffff0000 | kind;
return 0;
return nv50_fbdma_init(fb->dev, nv_fb->r_handle, 0, pfb->ram->size, kind);
}
/******************************************************************************
@ -2265,6 +2225,11 @@ void
nv50_display_destroy(struct drm_device *dev)
{
struct nv50_disp *disp = nv50_disp(dev);
struct nv50_fbdma *fbdma, *fbtmp;
list_for_each_entry_safe(fbdma, fbtmp, &disp->fbdma, head) {
nv50_fbdma_fini(dev, fbdma);
}
nv50_dmac_destroy(disp->core, &disp->mast.base);
@ -2291,6 +2256,7 @@ nv50_display_create(struct drm_device *dev)
disp = kzalloc(sizeof(*disp), GFP_KERNEL);
if (!disp)
return -ENOMEM;
INIT_LIST_HEAD(&disp->fbdma);
nouveau_display(dev)->priv = disp;
nouveau_display(dev)->dtor = nv50_display_destroy;