forked from KolibriOS/kolibrios
334 lines
8.9 KiB
C
334 lines
8.9 KiB
C
#include <drmP.h>
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#include <drm.h>
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#include "i915_drm.h"
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#include "i915_drv.h"
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#include "intel_drv.h"
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <errno-base.h>
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#include <memory.h>
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#include <syscall.h>
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#include "../bitmap.h"
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#include "sna.h"
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struct kgem_bo *create_bo(bitmap_t *bitmap);
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static Bool sna_solid_cache_init(struct sna *sna);
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struct sna *sna_device;
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void no_render_init(struct sna *sna)
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{
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struct sna_render *render = &sna->render;
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memset (render,0, sizeof (*render));
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render->vertices = render->vertex_data;
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render->vertex_size = ARRAY_SIZE(render->vertex_data);
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// render->composite = no_render_composite;
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// render->copy_boxes = no_render_copy_boxes;
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// render->copy = no_render_copy;
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// render->fill_boxes = no_render_fill_boxes;
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// render->fill = no_render_fill;
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// render->fill_one = no_render_fill_one;
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// render->clear = no_render_clear;
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// render->reset = no_render_reset;
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// render->flush = no_render_flush;
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// render->fini = no_render_fini;
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// sna->kgem.context_switch = no_render_context_switch;
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// sna->kgem.retire = no_render_retire;
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// if (sna->kgem.gen >= 60)
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sna->kgem.ring = KGEM_RENDER;
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}
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Bool sna_accel_init(struct sna *sna)
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{
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const char *backend;
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// list_init(&sna->deferred_free);
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// list_init(&sna->dirty_pixmaps);
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// list_init(&sna->active_pixmaps);
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// list_init(&sna->inactive_clock[0]);
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// list_init(&sna->inactive_clock[1]);
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// sna_accel_install_timers(sna);
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backend = "no";
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sna->have_render = false;
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sna->default_tiling = 0; //I915_TILING_X;
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no_render_init(sna);
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if ((sna->have_render = gen6_render_init(sna)))
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backend = "SandyBridge";
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/*
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if (sna->chipset.info->gen >= 80) {
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} else if (sna->chipset.info->gen >= 70) {
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if ((sna->have_render = gen7_render_init(sna)))
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backend = "IvyBridge";
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} else if (sna->chipset.info->gen >= 60) {
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if ((sna->have_render = gen6_render_init(sna)))
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backend = "SandyBridge";
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} else if (sna->chipset.info->gen >= 50) {
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if ((sna->have_render = gen5_render_init(sna)))
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backend = "Ironlake";
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} else if (sna->chipset.info->gen >= 40) {
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if ((sna->have_render = gen4_render_init(sna)))
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backend = "Broadwater";
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} else if (sna->chipset.info->gen >= 30) {
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if ((sna->have_render = gen3_render_init(sna)))
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backend = "gen3";
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} else if (sna->chipset.info->gen >= 20) {
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if ((sna->have_render = gen2_render_init(sna)))
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backend = "gen2";
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}
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*/
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DBG(("%s(backend=%s, have_render=%d)\n",
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__FUNCTION__, backend, sna->have_render));
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kgem_reset(&sna->kgem);
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if (!sna_solid_cache_init(sna))
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return FALSE;
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sna_device = sna;
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#if 0
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{
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struct kgem_bo *screen_bo;
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bitmap_t screen;
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screen.pitch = 1024*4;
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screen.gaddr = 0;
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screen.width = 1024;
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screen.height = 768;
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screen.obj = (void*)-1;
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screen_bo = create_bo(&screen);
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sna->render.clear(sna, &screen, screen_bo);
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}
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#endif
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return TRUE;
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}
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int sna_init()
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{
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struct sna *sna;
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DBG(("%s\n", __FUNCTION__));
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sna = kzalloc(sizeof(struct sna), 0);
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if (sna == NULL)
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return FALSE;
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// sna->mode.cpp = 4;
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kgem_init(&sna->kgem, 60);
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/*
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if (!xf86ReturnOptValBool(sna->Options,
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OPTION_RELAXED_FENCING,
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sna->kgem.has_relaxed_fencing)) {
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xf86DrvMsg(scrn->scrnIndex,
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sna->kgem.has_relaxed_fencing ? X_CONFIG : X_PROBED,
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"Disabling use of relaxed fencing\n");
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sna->kgem.has_relaxed_fencing = 0;
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}
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if (!xf86ReturnOptValBool(sna->Options,
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OPTION_VMAP,
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sna->kgem.has_vmap)) {
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xf86DrvMsg(scrn->scrnIndex,
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sna->kgem.has_vmap ? X_CONFIG : X_PROBED,
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"Disabling use of vmap\n");
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sna->kgem.has_vmap = 0;
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}
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*/
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/* Disable tiling by default */
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sna->tiling = SNA_TILING_DISABLE;
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/* Default fail-safe value of 75 Hz */
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// sna->vblank_interval = 1000 * 1000 * 1000 / 75;
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sna->flags = 0;
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sna->flags |= SNA_NO_THROTTLE;
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sna->flags |= SNA_NO_DELAYED_FLUSH;
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return sna_accel_init(sna);
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}
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static Bool sna_solid_cache_init(struct sna *sna)
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{
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struct sna_solid_cache *cache = &sna->render.solid_cache;
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DBG(("%s\n", __FUNCTION__));
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cache->cache_bo =
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kgem_create_linear(&sna->kgem, sizeof(cache->color));
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if (!cache->cache_bo)
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return FALSE;
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/*
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* Initialise [0] with white since it is very common and filling the
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* zeroth slot simplifies some of the checks.
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*/
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cache->color[0] = 0xffffffff;
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cache->bo[0] = kgem_create_proxy(cache->cache_bo, 0, sizeof(uint32_t));
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cache->bo[0]->pitch = 4;
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cache->dirty = 1;
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cache->size = 1;
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cache->last = 0;
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return TRUE;
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}
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void
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sna_render_flush_solid(struct sna *sna)
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{
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struct sna_solid_cache *cache = &sna->render.solid_cache;
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DBG(("sna_render_flush_solid(size=%d)\n", cache->size));
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assert(cache->dirty);
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assert(cache->size);
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kgem_bo_write(&sna->kgem, cache->cache_bo,
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cache->color, cache->size*sizeof(uint32_t));
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cache->dirty = 0;
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cache->last = 0;
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}
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static void
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sna_render_finish_solid(struct sna *sna, bool force)
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{
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struct sna_solid_cache *cache = &sna->render.solid_cache;
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int i;
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DBG(("sna_render_finish_solid(force=%d, domain=%d, busy=%d, dirty=%d)\n",
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force, cache->cache_bo->domain, cache->cache_bo->rq != NULL, cache->dirty));
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if (!force && cache->cache_bo->domain != DOMAIN_GPU)
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return;
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if (cache->dirty)
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sna_render_flush_solid(sna);
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for (i = 0; i < cache->size; i++) {
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if (cache->bo[i] == NULL)
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continue;
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kgem_bo_destroy(&sna->kgem, cache->bo[i]);
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cache->bo[i] = NULL;
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}
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kgem_bo_destroy(&sna->kgem, cache->cache_bo);
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DBG(("sna_render_finish_solid reset\n"));
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cache->cache_bo = kgem_create_linear(&sna->kgem, sizeof(cache->color));
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cache->bo[0] = kgem_create_proxy(cache->cache_bo, 0, sizeof(uint32_t));
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cache->bo[0]->pitch = 4;
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if (force)
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cache->size = 1;
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}
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struct kgem_bo *
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sna_render_get_solid(struct sna *sna, uint32_t color)
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{
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struct sna_solid_cache *cache = &sna->render.solid_cache;
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int i;
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DBG(("%s: %08x\n", __FUNCTION__, color));
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// if ((color & 0xffffff) == 0) /* alpha only */
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// return kgem_bo_reference(sna->render.alpha_cache.bo[color>>24]);
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if (color == 0xffffffff) {
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DBG(("%s(white)\n", __FUNCTION__));
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return kgem_bo_reference(cache->bo[0]);
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}
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if (cache->color[cache->last] == color) {
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DBG(("sna_render_get_solid(%d) = %x (last)\n",
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cache->last, color));
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return kgem_bo_reference(cache->bo[cache->last]);
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}
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for (i = 1; i < cache->size; i++) {
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if (cache->color[i] == color) {
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if (cache->bo[i] == NULL) {
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DBG(("sna_render_get_solid(%d) = %x (recreate)\n",
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i, color));
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goto create;
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} else {
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DBG(("sna_render_get_solid(%d) = %x (old)\n",
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i, color));
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goto done;
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}
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}
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}
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sna_render_finish_solid(sna, i == ARRAY_SIZE(cache->color));
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i = cache->size++;
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cache->color[i] = color;
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cache->dirty = 1;
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DBG(("sna_render_get_solid(%d) = %x (new)\n", i, color));
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create:
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cache->bo[i] = kgem_create_proxy(cache->cache_bo,
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i*sizeof(uint32_t), sizeof(uint32_t));
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cache->bo[i]->pitch = 4;
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done:
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cache->last = i;
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return kgem_bo_reference(cache->bo[i]);
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}
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int sna_blit_copy(bitmap_t *dst_bitmap, int dst_x, int dst_y,
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int w, int h, bitmap_t *src_bitmap, int src_x, int src_y)
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{
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batchbuffer_t execbuffer;
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struct kgem_bo src_bo, dst_bo;
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memset(&execbuffer, 0, sizeof(execbuffer));
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memset(&src_bo, 0, sizeof(src_bo));
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memset(&dst_bo, 0, sizeof(dst_bo));
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INIT_LIST_HEAD(&execbuffer.objects);
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src_bo.gaddr = src_bitmap->gaddr;
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src_bo.pitch = src_bitmap->pitch;
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src_bo.tiling = 0;
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dst_bo.gaddr = dst_bitmap->gaddr;
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dst_bo.pitch = dst_bitmap->pitch;
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dst_bo.tiling = 0;
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sna_device->render.copy(sna_device, 0, src_bitmap, &src_bo,
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dst_bitmap, &dst_bo, dst_x, dst_y,
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src_x, src_y, w, h);
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INIT_LIST_HEAD(&execbuffer.objects);
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list_add_tail(&src_bitmap->obj->exec_list, &execbuffer.objects);
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_kgem_submit(&sna_device->kgem, &execbuffer);
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};
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