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authorBen Skeggs <bskeggs@redhat.com>2014-08-10 04:10:19 +1000
committerBen Skeggs <bskeggs@redhat.com>2014-08-10 05:12:56 +1000
commit8a42364701d6860e51d53bbcbe3c84fe93816861 (patch)
treeca75f4ef70396f529f6c0b9209c234acd4e243f5
parentab0af559d34b6817768c1720859aef7d7009ee57 (diff)
downloadlinux-8a42364701d6860e51d53bbcbe3c84fe93816861.tar.bz2
drm/nv50/kms: create ctxdma objects for framebuffers as required
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_crtc.h2
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_display.h2
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_dma.h3
-rw-r--r--drivers/gpu/drm/nouveau/nv50_display.c282
4 files changed, 126 insertions, 163 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_crtc.h b/drivers/gpu/drm/nouveau/nouveau_crtc.h
index a0534489d23f..a7cbbe9d5d8d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_crtc.h
+++ b/drivers/gpu/drm/nouveau/nouveau_crtc.h
@@ -46,7 +46,7 @@ struct nouveau_crtc {
int cpp;
bool blanked;
uint32_t offset;
- uint32_t tile_flags;
+ uint32_t handle;
} fb;
struct {
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.h b/drivers/gpu/drm/nouveau/nouveau_display.h
index 90426cb07c5e..a21fd2dbeb18 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.h
+++ b/drivers/gpu/drm/nouveau/nouveau_display.h
@@ -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;
};
diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.h b/drivers/gpu/drm/nouveau/nouveau_dma.h
index dc0e0c5cadb4..30e46cc4fbfd 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dma.h
+++ b/drivers/gpu/drm/nouveau/nouveau_dma.h
@@ -79,9 +79,6 @@ enum {
/* G80+ display objects */
NvEvoVRAM = 0x01000000,
- NvEvoFB16 = 0x01000001,
- NvEvoFB32 = 0x01000002,
- NvEvoVRAM_LP = 0x01000003,
NvEvoSync = 0xcafe0000
};
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 9e3a3dec6b47..61fc682accdd 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -149,125 +149,6 @@ nv50_dmac_destroy(struct nouveau_object *core, struct nv50_dmac *dmac)
}
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,
struct nv50_dmac *dmac)
@@ -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;