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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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gma500: Begin the GEMification of the cursor code
Do a first pass over the cursor code and rework it to use GEM objects for the cursor buffer as we need. Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Alan Cox
Greg Kroah-Hartman
parent
6a62730c7a
commit
0dfac1ceb4
@ -732,39 +732,17 @@ static void psb_setup_outputs(struct drm_device *dev)
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}
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}
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/* FIXME: rewrite these in terms of the gtt_range and GEM objects
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/* FIXME: rewrite this in terms of the gtt_range and GEM objects
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rather than faking them as we do now */
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static void *psb_bo_from_handle(struct drm_device *dev,
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struct drm_file *file_priv,
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unsigned int handle)
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{
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return NULL;
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}
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static size_t psb_bo_size(struct drm_device *dev, void *bof)
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{
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return 0;
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}
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static size_t psb_bo_offset(struct drm_device *dev, void *bof)
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static size_t psb_bo_offset(struct drm_device *dev, void *obj)
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{
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struct psb_framebuffer *psbfb
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= (struct psb_framebuffer *)bof;
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= (struct psb_framebuffer *)obj;
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return (size_t)psbfb->offset;
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}
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static int psb_bo_pin_for_scanout(struct drm_device *dev, void *bo)
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{
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return 0;
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}
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static int psb_bo_unpin_for_scanout(struct drm_device *dev, void *bo)
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{
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return 0;
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}
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void psb_modeset_init(struct drm_device *dev)
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{
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struct drm_psb_private *dev_priv =
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@ -774,11 +752,7 @@ void psb_modeset_init(struct drm_device *dev)
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PSB_DEBUG_ENTRY("\n");
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/* Init mm functions */
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mode_dev->bo_from_handle = psb_bo_from_handle;
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mode_dev->bo_size = psb_bo_size;
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mode_dev->bo_offset = psb_bo_offset;
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mode_dev->bo_pin_for_scanout = psb_bo_pin_for_scanout;
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mode_dev->bo_unpin_for_scanout = psb_bo_unpin_for_scanout;
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drm_mode_config_init(dev);
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@ -1014,8 +1014,6 @@ static void psb_intel_crtc_restore(struct drm_crtc *crtc)
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REG_WRITE(paletteReg + (i << 2), crtc_state->savePalette[i]);
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}
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#if 0
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/* FIXME */
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static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
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struct drm_file *file_priv,
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uint32_t handle,
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@ -1024,17 +1022,14 @@ static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
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struct drm_device *dev = crtc->dev;
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struct drm_psb_private *dev_priv =
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(struct drm_psb_private *)dev->dev_private;
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struct psb_gtt *pg = dev_priv->pg;
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struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc);
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struct psb_intel_mode_device *mode_dev = psb_intel_crtc->mode_dev;
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int pipe = psb_intel_crtc->pipe;
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uint32_t control = (pipe == 0) ? CURACNTR : CURBCNTR;
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uint32_t base = (pipe == 0) ? CURABASE : CURBBASE;
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uint32_t temp;
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size_t addr = 0;
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uint32_t page_offset;
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size_t size;
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void *bo;
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struct gtt_range *gt;
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struct drm_gem_object *obj;
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int ret;
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DRM_DEBUG("\n");
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@ -1043,8 +1038,7 @@ static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
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if (!handle) {
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DRM_DEBUG("cursor off\n");
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/* turn off the cursor */
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temp = 0;
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temp |= CURSOR_MODE_DISABLE;
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temp = CURSOR_MODE_DISABLE;
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if (gma_power_begin(dev, false)) {
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REG_WRITE(control, temp);
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@ -1052,12 +1046,10 @@ static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
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gma_power_end(dev);
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}
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/* unpin the old bo */
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if (psb_intel_crtc->cursor_bo) {
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mode_dev->bo_unpin_for_scanout(dev,
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psb_intel_crtc->
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cursor_bo);
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psb_intel_crtc->cursor_bo = NULL;
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/* Unpin the old GEM object */
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if (psb_intel_crtc->cursor_obj) {
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drm_gem_object_unreference(psb_intel_crtc->cursor_obj);
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psb_intel_crtc->cursor_obj = NULL;
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}
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return 0;
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@ -1069,15 +1061,11 @@ static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
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return -EINVAL;
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}
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bo = mode_dev->bo_from_handle(dev, file_priv, handle);
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if (!bo)
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obj = drm_gem_object_lookup(dev, file_priv, handle);
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if (!obj)
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return -ENOENT;
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ret = mode_dev->bo_pin_for_scanout(dev, bo);
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if (ret)
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return ret;
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size = mode_dev->bo_size(dev, bo);
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if (size < width * height * 4) {
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if (obj->size < width * height * 4) {
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DRM_ERROR("buffer is to small\n");
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return -ENOMEM;
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}
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@ -1086,15 +1074,15 @@ static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
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DRM_DEBUG("%s: map meminfo for hw cursor. handle %x\n",
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__func__, handle);
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ret = psb_gtt_map_meminfo(dev, (void *)handle, &page_offset);
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/* Pin : FIXME
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if (ret) {
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DRM_ERROR("Can not map meminfo to GTT. handle 0x%x\n", handle);
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return ret;
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}
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*/
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gt = container_of(obj, struct gtt_range, gem);
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addr = page_offset << PAGE_SHIFT;
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addr += dev_priv->stolen_base;
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addr = gt->resource.start;
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psb_intel_crtc->cursor_addr = addr;
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@ -1110,9 +1098,9 @@ static int psb_intel_crtc_cursor_set(struct drm_crtc *crtc,
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}
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/* unpin the old bo */
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if (psb_intel_crtc->cursor_bo && psb_intel_crtc->cursor_bo != bo) {
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mode_dev->bo_unpin_for_scanout(dev, psb_intel_crtc->cursor_bo);
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psb_intel_crtc->cursor_bo = bo;
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if (psb_intel_crtc->cursor_obj && psb_intel_crtc->cursor_obj != obj) {
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drm_gem_object_unreference(psb_intel_crtc->cursor_obj);
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psb_intel_crtc->cursor_obj = obj;
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}
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return 0;
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@ -1124,7 +1112,7 @@ static int psb_intel_crtc_cursor_move(struct drm_crtc *crtc, int x, int y)
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struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc);
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int pipe = psb_intel_crtc->pipe;
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uint32_t temp = 0;
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uint32_t adder;
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uint32_t addr;
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if (x < 0) {
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@ -1139,16 +1127,15 @@ static int psb_intel_crtc_cursor_move(struct drm_crtc *crtc, int x, int y)
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temp |= ((x & CURSOR_POS_MASK) << CURSOR_X_SHIFT);
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temp |= ((y & CURSOR_POS_MASK) << CURSOR_Y_SHIFT);
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adder = psb_intel_crtc->cursor_addr;
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addr = psb_intel_crtc->cursor_addr;
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if (gma_power_begin(dev, false)) {
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REG_WRITE((pipe == 0) ? CURAPOS : CURBPOS, temp);
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REG_WRITE((pipe == 0) ? CURABASE : CURBBASE, adder);
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REG_WRITE((pipe == 0) ? CURABASE : CURBBASE, addr);
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gma_power_end(dev);
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}
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return 0;
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}
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#endif
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static void psb_intel_crtc_gamma_set(struct drm_crtc *crtc, u16 *red,
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u16 *green, u16 *blue, uint32_t type, uint32_t size)
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@ -1315,6 +1302,7 @@ static void psb_intel_crtc_destroy(struct drm_crtc *crtc)
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{
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struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc);
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/* FIXME: do we need to put the final GEM cursor ? */
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kfree(psb_intel_crtc->crtc_state);
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drm_crtc_cleanup(crtc);
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kfree(psb_intel_crtc);
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@ -1332,10 +1320,8 @@ static const struct drm_crtc_helper_funcs psb_intel_helper_funcs = {
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const struct drm_crtc_funcs psb_intel_crtc_funcs = {
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.save = psb_intel_crtc_save,
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.restore = psb_intel_crtc_restore,
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/* FIXME
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.cursor_set = psb_intel_crtc_cursor_set,
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.cursor_move = psb_intel_crtc_cursor_move,
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*/
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.gamma_set = psb_intel_crtc_gamma_set,
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.set_config = psb_crtc_set_config,
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.destroy = psb_intel_crtc_destroy,
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@ -76,13 +76,7 @@ struct psb_intel_mode_device {
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/*
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* Abstracted memory manager operations
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*/
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void *(*bo_from_handle) (struct drm_device *dev,
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struct drm_file *file_priv,
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unsigned int handle);
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size_t(*bo_size) (struct drm_device *dev, void *bo);
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size_t(*bo_offset) (struct drm_device *dev, void *bo);
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int (*bo_pin_for_scanout) (struct drm_device *dev, void *bo);
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int (*bo_unpin_for_scanout) (struct drm_device *dev, void *bo);
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/*
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* Cursor
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@ -156,11 +150,8 @@ struct psb_intel_crtc {
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/* a mode_set for fbdev users on this crtc */
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struct drm_mode_set mode_set;
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/* current bo we scanout from */
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void *scanout_bo;
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/* current bo we cursor from */
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void *cursor_bo;
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/* GEM object that holds our cursor */
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struct drm_gem_object *cursor_obj;
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struct drm_display_mode saved_mode;
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struct drm_display_mode saved_adjusted_mode;
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