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drm/nvd0/disp: introduce a nvd0_head as a subclass of nouveau_crtc 

This will be used instead of storing a heap of per-head data (such as evo
channels) in nvd0_display in some other way.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2012-10-16 14:00:31 +10:00
parent 46654061bb
commit dd0e3d53f0
1 changed files with 24 additions and 20 deletions
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44
drivers/gpu/drm/nouveau/nvd0_display.c
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@ -75,6 +75,10 @@ struct nvd0_display {
u32 modeset;
};
struct nvd0_head {
struct nouveau_crtc base;
};
static struct nvd0_display *
nvd0_display(struct drm_device *dev)
{
@ -866,51 +870,51 @@ nvd0_cursor_set_offset(struct nouveau_crtc *nv_crtc, uint32_t offset)
static int
nvd0_crtc_create(struct drm_device *dev, int index)
{
struct nouveau_crtc *nv_crtc;
struct nvd0_head *head;
struct drm_crtc *crtc;
int ret, i;
nv_crtc = kzalloc(sizeof(*nv_crtc), GFP_KERNEL);
if (!nv_crtc)
head = kzalloc(sizeof(*head), GFP_KERNEL);
if (!head)
return -ENOMEM;
nv_crtc->index = index;
nv_crtc->set_dither = nvd0_crtc_set_dither;
nv_crtc->set_scale = nvd0_crtc_set_scale;
nv_crtc->cursor.set_offset = nvd0_cursor_set_offset;
nv_crtc->cursor.set_pos = nvd0_cursor_set_pos;
head->base.index = index;
head->base.set_dither = nvd0_crtc_set_dither;
head->base.set_scale = nvd0_crtc_set_scale;
head->base.cursor.set_offset = nvd0_cursor_set_offset;
head->base.cursor.set_pos = nvd0_cursor_set_pos;
for (i = 0; i < 256; i++) {
nv_crtc->lut.r[i] = i << 8;
nv_crtc->lut.g[i] = i << 8;
nv_crtc->lut.b[i] = i << 8;
head->base.lut.r[i] = i << 8;
head->base.lut.g[i] = i << 8;
head->base.lut.b[i] = i << 8;
}
crtc = &nv_crtc->base;
crtc = &head->base.base;
drm_crtc_init(dev, crtc, &nvd0_crtc_func);
drm_crtc_helper_add(crtc, &nvd0_crtc_hfunc);
drm_mode_crtc_set_gamma_size(crtc, 256);
ret = nouveau_bo_new(dev, 64 * 64 * 4, 0x100, TTM_PL_FLAG_VRAM,
0, 0x0000, NULL, &nv_crtc->cursor.nvbo);
0, 0x0000, NULL, &head->base.cursor.nvbo);
if (!ret) {
ret = nouveau_bo_pin(nv_crtc->cursor.nvbo, TTM_PL_FLAG_VRAM);
ret = nouveau_bo_pin(head->base.cursor.nvbo, TTM_PL_FLAG_VRAM);
if (!ret)
ret = nouveau_bo_map(nv_crtc->cursor.nvbo);
ret = nouveau_bo_map(head->base.cursor.nvbo);
if (ret)
nouveau_bo_ref(NULL, &nv_crtc->cursor.nvbo);
nouveau_bo_ref(NULL, &head->base.cursor.nvbo);
}
if (ret)
goto out;
ret = nouveau_bo_new(dev, 8192, 0x100, TTM_PL_FLAG_VRAM,
0, 0x0000, NULL, &nv_crtc->lut.nvbo);
0, 0x0000, NULL, &head->base.lut.nvbo);
if (!ret) {
ret = nouveau_bo_pin(nv_crtc->lut.nvbo, TTM_PL_FLAG_VRAM);
ret = nouveau_bo_pin(head->base.lut.nvbo, TTM_PL_FLAG_VRAM);
if (!ret)
ret = nouveau_bo_map(nv_crtc->lut.nvbo);
ret = nouveau_bo_map(head->base.lut.nvbo);
if (ret)
nouveau_bo_ref(NULL, &nv_crtc->lut.nvbo);
nouveau_bo_ref(NULL, &head->base.lut.nvbo);
}
if (ret)