X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fdrivers%2Fnv40%2Fnv40_miptree.c;h=85d7e1f1972dc323205dabba8434b0fdd79e294a;hb=f66733e0773b4ec794438dd2422aeb28a791adda;hp=9bef23ad1f6f9c06bfcbf68272fea7b5f0843bbe;hpb=2d6355495ce6f8668df3d9eb8825815bfead5401;p=mesa.git

diff --git a/src/gallium/drivers/nv40/nv40_miptree.c b/src/gallium/drivers/nv40/nv40_miptree.c
index 9bef23ad1f6..85d7e1f1972 100644
--- a/src/gallium/drivers/nv40/nv40_miptree.c
+++ b/src/gallium/drivers/nv40/nv40_miptree.c
@@ -1,52 +1,61 @@
 #include "pipe/p_state.h"
 #include "pipe/p_defines.h"
-#include "pipe/p_inlines.h"
+#include "util/u_inlines.h"
+#include "util/u_format.h"
+#include "util/u_math.h"
 
 #include "nv40_context.h"
+#include "../nouveau/nv04_surface_2d.h"
+
+
 
 static void
 nv40_miptree_layout(struct nv40_miptree *mt)
 {
 	struct pipe_texture *pt = &mt->base;
-	uint width = pt->width[0], height = pt->height[0], depth = pt->depth[0];
+	uint width = pt->width0;
 	uint offset = 0;
-	int nr_faces, l, f, pitch;
+	int nr_faces, l, f;
+	uint wide_pitch = pt->tex_usage & (PIPE_TEXTURE_USAGE_SAMPLER |
+		                           PIPE_TEXTURE_USAGE_DEPTH_STENCIL |
+		                           PIPE_TEXTURE_USAGE_RENDER_TARGET |
+		                           PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
+		                           PIPE_TEXTURE_USAGE_PRIMARY);
 
 	if (pt->target == PIPE_TEXTURE_CUBE) {
 		nr_faces = 6;
 	} else
 	if (pt->target == PIPE_TEXTURE_3D) {
-		nr_faces = pt->depth[0];
+		nr_faces = pt->depth0;
 	} else {
 		nr_faces = 1;
 	}
 
-	pitch = pt->width[0];
 	for (l = 0; l <= pt->last_level; l++) {
-		pt->width[l] = width;
-		pt->height[l] = height;
-		pt->depth[l] = depth;
-		pt->nblocksx[l] = pf_get_nblocksx(&pt->block, width);
-		pt->nblocksy[l] = pf_get_nblocksy(&pt->block, height);
+		if (wide_pitch && (pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR))
+			mt->level[l].pitch = align(util_format_get_stride(pt->format, pt->width0), 64);
+		else
+			mt->level[l].pitch = util_format_get_stride(pt->format, width);
 
-		if (!(pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR))
-			pitch = pt->nblocksx[l];
-		pitch = align(pitch, 64);
-
-		mt->level[l].pitch = pitch * pt->block.size;
 		mt->level[l].image_offset =
 			CALLOC(nr_faces, sizeof(unsigned));
 
-		width  = MAX2(1, width  >> 1);
-		height = MAX2(1, height >> 1);
-		depth  = MAX2(1, depth  >> 1);
+		width  = u_minify(width, 1);
 	}
 
 	for (f = 0; f < nr_faces; f++) {
-		for (l = 0; l <= pt->last_level; l++) {
+		for (l = 0; l < pt->last_level; l++) {
 			mt->level[l].image_offset[f] = offset;
-			offset += mt->level[l].pitch * pt->height[l];
+
+			if (!(pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR) &&
+			    u_minify(pt->width0, l + 1) > 1 && u_minify(pt->height0, l + 1) > 1)
+				offset += align(mt->level[l].pitch * u_minify(pt->height0, l), 64);
+			else
+				offset += mt->level[l].pitch * u_minify(pt->height0, l);
 		}
+
+		mt->level[l].image_offset[f] = offset;
+		offset += mt->level[l].pitch * u_minify(pt->height0, l);
 	}
 
 	mt->total_size = offset;
@@ -55,7 +64,6 @@ nv40_miptree_layout(struct nv40_miptree *mt)
 static struct pipe_texture *
 nv40_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
 {
-	struct pipe_winsys *ws = pscreen->winsys;
 	struct nv40_miptree *mt;
 	unsigned buf_usage = PIPE_BUFFER_USAGE_PIXEL |
 	                     NOUVEAU_BUFFER_USAGE_TEXTURE;
@@ -64,18 +72,17 @@ nv40_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
 	if (!mt)
 		return NULL;
 	mt->base = *pt;
-	mt->base.refcount = 1;
+	pipe_reference_init(&mt->base.reference, 1);
 	mt->base.screen = pscreen;
-	mt->shadow_tex = NULL;
-	mt->shadow_surface = NULL;
 
 	/* Swizzled textures must be POT */
-	if (pt->width[0] & (pt->width[0] - 1) ||
-	    pt->height[0] & (pt->height[0] - 1))
+	if (pt->width0 & (pt->width0 - 1) ||
+	    pt->height0 & (pt->height0 - 1))
 		mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
 	else
 	if (pt->tex_usage & (PIPE_TEXTURE_USAGE_PRIMARY |
-	                     PIPE_TEXTURE_USAGE_DISPLAY_TARGET))
+	                     PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
+	                     PIPE_TEXTURE_USAGE_DEPTH_STENCIL))
 		mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
 	else
 	if (pt->tex_usage & PIPE_TEXTURE_USAGE_DYNAMIC)
@@ -83,10 +90,14 @@ nv40_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
 	else {
 		switch (pt->format) {
 		/* TODO: Figure out which formats can be swizzled */
-		case PIPE_FORMAT_A8R8G8B8_UNORM:
-		case PIPE_FORMAT_X8R8G8B8_UNORM:
+		case PIPE_FORMAT_B8G8R8A8_UNORM:
+		case PIPE_FORMAT_B8G8R8X8_UNORM:
 		case PIPE_FORMAT_R16_SNORM:
+		{
+			if (debug_get_bool_option("NOUVEAU_NO_SWIZZLE", FALSE))
+				mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
 			break;
+		}
 		default:
 			mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
 		}
@@ -95,14 +106,20 @@ nv40_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
 	if (pt->tex_usage & PIPE_TEXTURE_USAGE_DYNAMIC)
 		buf_usage |= PIPE_BUFFER_USAGE_CPU_READ_WRITE;
 
+	/* apparently we can't render to swizzled surfaces smaller than 64 bytes, so make them linear.
+	 * If the user did not ask for a render target, they can still render to it, but it will cost them an extra copy.
+	 * This also happens for small mipmaps of large textures. */
+	if (pt->tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET && util_format_get_stride(pt->format, pt->width0) < 64)
+		mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
+
 	nv40_miptree_layout(mt);
 
-	mt->buffer = ws->buffer_create(ws, 256, buf_usage, mt->total_size);
+	mt->buffer = pscreen->buffer_create(pscreen, 256, buf_usage, mt->total_size);
 	if (!mt->buffer) {
 		FREE(mt);
 		return NULL;
 	}
-
+	mt->bo = nouveau_bo(mt->buffer);
 	return &mt->base;
 }
 
@@ -114,7 +131,7 @@ nv40_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
 
 	/* Only supports 2D, non-mipmapped textures for the moment */
 	if (pt->target != PIPE_TEXTURE_2D || pt->last_level != 0 ||
-	    pt->depth[0] != 1)
+	    pt->depth0 != 1)
 		return NULL;
 
 	mt = CALLOC_STRUCT(nv40_miptree);
@@ -122,38 +139,31 @@ nv40_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
 		return NULL;
 
 	mt->base = *pt;
-	mt->base.refcount = 1;
+	pipe_reference_init(&mt->base.reference, 1);
 	mt->base.screen = pscreen;
 	mt->level[0].pitch = stride[0];
 	mt->level[0].image_offset = CALLOC(1, sizeof(unsigned));
 
-	pipe_buffer_reference(pscreen, &mt->buffer, pb);
+	/* Assume whoever created this buffer expects it to be linear for now */
+	mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
+
+	pipe_buffer_reference(&mt->buffer, pb);
+	mt->bo = nouveau_bo(mt->buffer);
 	return &mt->base;
 }
 
 static void
-nv40_miptree_release(struct pipe_screen *pscreen, struct pipe_texture **ppt)
+nv40_miptree_destroy(struct pipe_texture *pt)
 {
-	struct pipe_texture *pt = *ppt;
 	struct nv40_miptree *mt = (struct nv40_miptree *)pt;
 	int l;
 
-	*ppt = NULL;
-	if (--pt->refcount)
-		return;
-
-	pipe_buffer_reference(pscreen, &mt->buffer, NULL);
+	pipe_buffer_reference(&mt->buffer, NULL);
 	for (l = 0; l <= pt->last_level; l++) {
 		if (mt->level[l].image_offset)
 			FREE(mt->level[l].image_offset);
 	}
 
-	if (mt->shadow_tex) {
-		assert(mt->shadow_surface);
-		pscreen->tex_surface_release(pscreen, &mt->shadow_surface);
-		nv40_miptree_release(pscreen, &mt->shadow_tex);
-	}
-
 	FREE(mt);
 }
 
@@ -163,47 +173,51 @@ nv40_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
 			 unsigned flags)
 {
 	struct nv40_miptree *mt = (struct nv40_miptree *)pt;
-	struct pipe_surface *ps;
+	struct nv04_surface *ns;
 
-	ps = CALLOC_STRUCT(pipe_surface);
-	if (!ps)
+	ns = CALLOC_STRUCT(nv04_surface);
+	if (!ns)
 		return NULL;
-	pipe_texture_reference(&ps->texture, pt);
-	ps->format = pt->format;
-	ps->width = pt->width[level];
-	ps->height = pt->height[level];
-	ps->block = pt->block;
-	ps->nblocksx = pt->nblocksx[level];
-	ps->nblocksy = pt->nblocksy[level];
-	ps->stride = mt->level[level].pitch;
-	ps->usage = flags;
-	ps->status = PIPE_SURFACE_STATUS_DEFINED;
-	ps->refcount = 1;
-	ps->face = face;
-	ps->level = level;
-	ps->zslice = zslice;
+	pipe_texture_reference(&ns->base.texture, pt);
+	ns->base.format = pt->format;
+	ns->base.width = u_minify(pt->width0, level);
+	ns->base.height = u_minify(pt->height0, level);
+	ns->base.usage = flags;
+	pipe_reference_init(&ns->base.reference, 1);
+	ns->base.face = face;
+	ns->base.level = level;
+	ns->base.zslice = zslice;
+	ns->pitch = mt->level[level].pitch;
 
 	if (pt->target == PIPE_TEXTURE_CUBE) {
-		ps->offset = mt->level[level].image_offset[face];
+		ns->base.offset = mt->level[level].image_offset[face];
 	} else
 	if (pt->target == PIPE_TEXTURE_3D) {
-		ps->offset = mt->level[level].image_offset[zslice];
+		ns->base.offset = mt->level[level].image_offset[zslice];
 	} else {
-		ps->offset = mt->level[level].image_offset[0];
+		ns->base.offset = mt->level[level].image_offset[0];
 	}
 
-	return ps;
+	/* create a linear temporary that we can render into if necessary.
+	 * Note that ns->pitch is always a multiple of 64 for linear surfaces and swizzled surfaces are POT, so
+	 * ns->pitch & 63 is equivalent to (ns->pitch < 64 && swizzled)*/
+	if((ns->pitch & 63) && (ns->base.usage & (PIPE_BUFFER_USAGE_GPU_WRITE | NOUVEAU_BUFFER_USAGE_NO_RENDER)) == PIPE_BUFFER_USAGE_GPU_WRITE)
+		return &nv04_surface_wrap_for_render(pscreen, ((struct nv40_screen*)pscreen)->eng2d, ns)->base;
+
+	return &ns->base;
 }
 
 static void
-nv40_miptree_surface_del(struct pipe_screen *pscreen,
-			 struct pipe_surface **psurface)
+nv40_miptree_surface_del(struct pipe_surface *ps)
 {
-	struct pipe_surface *ps = *psurface;
-
-	*psurface = NULL;
-	if (--ps->refcount > 0)
-		return;
+	struct nv04_surface* ns = (struct nv04_surface*)ps;
+	if(ns->backing)
+	{
+		struct nv40_screen* screen = (struct nv40_screen*)ps->texture->screen;
+		if(ns->backing->base.usage & PIPE_BUFFER_USAGE_GPU_WRITE)
+			screen->eng2d->copy(screen->eng2d, &ns->backing->base, 0, 0, ps, 0, 0, ns->base.width, ns->base.height);
+		nv40_miptree_surface_del(&ns->backing->base);
+	}
 
 	pipe_texture_reference(&ps->texture, NULL);
 	FREE(ps);
@@ -214,8 +228,8 @@ nv40_screen_init_miptree_functions(struct pipe_screen *pscreen)
 {
 	pscreen->texture_create = nv40_miptree_create;
 	pscreen->texture_blanket = nv40_miptree_blanket;
-	pscreen->texture_release = nv40_miptree_release;
+	pscreen->texture_destroy = nv40_miptree_destroy;
 	pscreen->get_tex_surface = nv40_miptree_surface_new;
-	pscreen->tex_surface_release = nv40_miptree_surface_del;
+	pscreen->tex_surface_destroy = nv40_miptree_surface_del;
 }