diff options
Diffstat (limited to 'linux-core/nv50_cursor.c')
| -rw-r--r-- | linux-core/nv50_cursor.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/linux-core/nv50_cursor.c b/linux-core/nv50_cursor.c deleted file mode 100644 index 091c94fe..00000000 --- a/linux-core/nv50_cursor.c +++ /dev/null @@ -1,193 +0,0 @@ -/* - * Copyright (C) 2008 Maarten Maathuis. - * All Rights Reserved. - * - * 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 (including the - * next paragraph) 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 OWNER(S) AND/OR ITS SUPPLIERS 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. - * - */ - -#include "nv50_cursor.h" -#include "nv50_crtc.h" -#include "nv50_display.h" - -static int nv50_cursor_enable(struct nv50_crtc *crtc) -{ - struct drm_nouveau_private *dev_priv = crtc->dev->dev_private; - - NV50_DEBUG("\n"); - - NV_WRITE(NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(crtc->index), 0x2000); - while(NV_READ(NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(crtc->index)) & NV50_PDISPLAY_CURSOR_CURSOR_CTRL2_STATUS_MASK); - - NV_WRITE(NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(crtc->index), NV50_PDISPLAY_CURSOR_CURSOR_CTRL2_ON); - while((NV_READ(NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(crtc->index)) & NV50_PDISPLAY_CURSOR_CURSOR_CTRL2_STATUS_MASK) - != NV50_PDISPLAY_CURSOR_CURSOR_CTRL2_STATUS_ACTIVE); - - crtc->cursor->enabled = true; - - return 0; -} - -static int nv50_cursor_disable(struct nv50_crtc *crtc) -{ - struct drm_nouveau_private *dev_priv = crtc->dev->dev_private; - - NV50_DEBUG("\n"); - - NV_WRITE(NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(crtc->index), 0); - while(NV_READ(NV50_PDISPLAY_CURSOR_CURSOR_CTRL2(crtc->index)) & NV50_PDISPLAY_CURSOR_CURSOR_CTRL2_STATUS_MASK); - - crtc->cursor->enabled = false; - - return 0; -} - -/* Calling update or changing the stored cursor state is left to the higher level ioctl's. */ -static int nv50_cursor_show(struct nv50_crtc *crtc) -{ - struct drm_nouveau_private *dev_priv = crtc->dev->dev_private; - uint32_t offset = crtc->index * 0x400; - - NV50_DEBUG("\n"); - - /* Better not show the cursor when we have none. */ - /* TODO: is cursor offset actually set? */ - if (!crtc->cursor->block) { - DRM_ERROR("No cursor available on crtc %d\n", crtc->index); - return -EINVAL; - } - - OUT_MODE(NV50_CRTC0_CURSOR_CTRL + offset, NV50_CRTC0_CURSOR_CTRL_SHOW); - - return 0; -} - -static int nv50_cursor_hide(struct nv50_crtc *crtc) -{ - struct drm_nouveau_private *dev_priv = crtc->dev->dev_private; - uint32_t offset = crtc->index * 0x400; - - NV50_DEBUG("\n"); - - OUT_MODE(NV50_CRTC0_CURSOR_CTRL + offset, NV50_CRTC0_CURSOR_CTRL_HIDE); - - return 0; -} - -static int nv50_cursor_set_pos(struct nv50_crtc *crtc, int x, int y) -{ - struct drm_nouveau_private *dev_priv = crtc->dev->dev_private; - - NV_WRITE(NV50_HW_CURSOR_POS(crtc->index), ((y & 0xFFFF) << 16) | (x & 0xFFFF)); - /* Needed to make the cursor move. */ - NV_WRITE(NV50_HW_CURSOR_POS_CTRL(crtc->index), 0); - - return 0; -} - -static int nv50_cursor_set_offset(struct nv50_crtc *crtc) -{ - struct drm_nouveau_private *dev_priv = crtc->dev->dev_private; - - NV50_DEBUG("\n"); - - if (crtc->cursor->block) { - OUT_MODE(NV50_CRTC0_CURSOR_OFFSET + crtc->index * 0x400, crtc->cursor->block->start >> 8); - } else { - OUT_MODE(NV50_CRTC0_CURSOR_OFFSET + crtc->index * 0x400, 0); - } - - return 0; -} - -static int nv50_cursor_set_bo(struct nv50_crtc *crtc, drm_handle_t handle) -{ - struct mem_block *block = NULL; - struct drm_nouveau_private *dev_priv = crtc->dev->dev_private; - - NV50_DEBUG("\n"); - - block = find_block_by_handle(dev_priv->fb_heap, handle); - - if (block) { - bool first_time = false; - if (!crtc->cursor->block) - first_time = true; - - crtc->cursor->block = block; - - /* set the cursor offset cursor */ - if (first_time) { - crtc->cursor->set_offset(crtc); - if (crtc->cursor->visible) - crtc->cursor->show(crtc); - } - } else { - DRM_ERROR("Unable to find cursor bo with handle 0x%X\n", handle); - return -EINVAL; - } - - return 0; -} - -int nv50_cursor_create(struct nv50_crtc *crtc) -{ - NV50_DEBUG("\n"); - - if (!crtc) - return -EINVAL; - - crtc->cursor = kzalloc(sizeof(struct nv50_cursor), GFP_KERNEL); - if (!crtc->cursor) - return -ENOMEM; - - /* function pointers */ - crtc->cursor->show = nv50_cursor_show; - crtc->cursor->hide = nv50_cursor_hide; - crtc->cursor->set_pos = nv50_cursor_set_pos; - crtc->cursor->set_offset = nv50_cursor_set_offset; - crtc->cursor->set_bo = nv50_cursor_set_bo; - crtc->cursor->enable = nv50_cursor_enable; - crtc->cursor->disable = nv50_cursor_disable; - - return 0; -} - -int nv50_cursor_destroy(struct nv50_crtc *crtc) -{ - int rval = 0; - - NV50_DEBUG("\n"); - - if (!crtc) - return -EINVAL; - - if (crtc->cursor->enabled) { - rval = crtc->cursor->disable(crtc); - if (rval != 0) - return rval; - } - - kfree(crtc->cursor); - crtc->cursor = NULL; - - return 0; -} |