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authorRoland Scheidegger <rscheidegger_lists@hispeed.ch>2005-02-10 19:29:58 +0000
committerRoland Scheidegger <rscheidegger_lists@hispeed.ch>2005-02-10 19:29:58 +0000
commit5d5acf28d8225a4a8a440e63abba8136e344b852 (patch)
treee79c93bf68bdbb7367699d501f0aed9b71b5a600 /shared/radeon_state.c
parent732cdc5cef25b1ea518fec9c9028d3a9806b690a (diff)
add support for texture micro tiling for radeon/r200. Add support for cube
maps for r100. (Stephane Marchesin's port of the core version).
Diffstat (limited to 'shared/radeon_state.c')
-rw-r--r--shared/radeon_state.c159
1 files changed, 137 insertions, 22 deletions
diff --git a/shared/radeon_state.c b/shared/radeon_state.c
index 99c1899b..a360b17c 100644
--- a/shared/radeon_state.c
+++ b/shared/radeon_state.c
@@ -127,6 +127,22 @@ static __inline__ int radeon_check_and_fixup_packets( drm_radeon_private_t *dev_
break;
}
+ case RADEON_EMIT_PP_CUBIC_OFFSETS_T0:
+ case RADEON_EMIT_PP_CUBIC_OFFSETS_T1:
+ case RADEON_EMIT_PP_CUBIC_OFFSETS_T2:{
+ int i;
+ for (i = 0; i < 5; i++) {
+ if (radeon_check_and_fixup_offset(dev_priv,
+ filp_priv,
+ &data[i])) {
+ DRM_ERROR
+ ("Invalid R100 cubic texture offset\n");
+ return DRM_ERR(EINVAL);
+ }
+ }
+ }
+ break;
+
case RADEON_EMIT_RB3D_COLORPITCH:
case RADEON_EMIT_RE_LINE_PATTERN:
case RADEON_EMIT_SE_LINE_WIDTH:
@@ -188,6 +204,9 @@ static __inline__ int radeon_check_and_fixup_packets( drm_radeon_private_t *dev_
case RADEON_EMIT_PP_TEX_SIZE_2:
case R200_EMIT_RB3D_BLENDCOLOR:
case R200_EMIT_TCL_POINT_SPRITE_CNTL:
+ case RADEON_EMIT_PP_CUBIC_FACES_0:
+ case RADEON_EMIT_PP_CUBIC_FACES_1:
+ case RADEON_EMIT_PP_CUBIC_FACES_2:
/* These packets don't contain memory offsets */
break;
@@ -542,6 +561,12 @@ static struct {
{ RADEON_PP_TEX_SIZE_2, 2, "RADEON_PP_TEX_SIZE_2" },
{ R200_RB3D_BLENDCOLOR, 3, "R200_RB3D_BLENDCOLOR" },
{ R200_SE_TCL_POINT_SPRITE_CNTL, 1, "R200_SE_TCL_POINT_SPRITE_CNTL"},
+ { RADEON_PP_CUBIC_FACES_0, 1, "RADEON_PP_CUBIC_FACES_0"},
+ { RADEON_PP_CUBIC_OFFSET_T0_0, 5, "RADEON_PP_CUBIC_OFFSET_T0_0"},
+ { RADEON_PP_CUBIC_FACES_1, 1, "RADEON_PP_CUBIC_FACES_1"},
+ { RADEON_PP_CUBIC_OFFSET_T1_0, 5, "RADEON_PP_CUBIC_OFFSET_T1_0"},
+ { RADEON_PP_CUBIC_FACES_2, 1, "RADEON_PP_CUBIC_FACES_2"},
+ { RADEON_PP_CUBIC_OFFSET_T2_0, 5, "RADEON_PP_CUBIC_OFFSET_T2_0"},
};
@@ -1484,6 +1509,7 @@ static int radeon_cp_dispatch_texture( DRMFILE filp,
int size, dwords, tex_width, blit_width;
u32 height;
int i;
+ u32 texpitch, microtile;
RING_LOCALS;
DRM_GET_PRIV_WITH_RETURN( filp_priv, filp );
@@ -1546,6 +1572,16 @@ static int radeon_cp_dispatch_texture( DRMFILE filp,
DRM_ERROR( "invalid texture format %d\n", tex->format );
return DRM_ERR(EINVAL);
}
+ texpitch = tex->pitch;
+ if ((texpitch << 22) & RADEON_DST_TILE_MICRO) {
+ microtile = 1;
+ if (tex_width < 64) {
+ texpitch &= ~(RADEON_DST_TILE_MICRO >> 22);
+ /* we got tiled coordinates, untile them */
+ image->x *= 2;
+ }
+ }
+ else microtile = 0;
DRM_DEBUG("tex=%dx%d blit=%d\n", tex_width, tex->height, blit_width );
@@ -1598,7 +1634,7 @@ static int radeon_cp_dispatch_texture( DRMFILE filp,
RADEON_GMC_CLR_CMP_CNTL_DIS |
RADEON_GMC_WR_MSK_DIS);
- buffer[2] = (tex->pitch << 22) | (tex->offset >> 10);
+ buffer[2] = (texpitch << 22) | (tex->offset >> 10);
buffer[3] = 0xffffffff;
buffer[4] = 0xffffffff;
buffer[5] = (image->y << 16) | image->x;
@@ -1606,30 +1642,109 @@ static int radeon_cp_dispatch_texture( DRMFILE filp,
buffer[7] = dwords;
buffer += 8;
- if ( tex_width >= 32 ) {
- /* Texture image width is larger than the minimum, so we
- * can upload it directly.
- */
- if ( DRM_COPY_FROM_USER( buffer, data,
- dwords * sizeof(u32) ) ) {
- DRM_ERROR( "EFAULT on data, %d dwords\n",
- dwords );
- return DRM_ERR(EFAULT);
+ if (microtile) {
+ /* texture micro tiling in use, minimum texture width is thus 16 bytes.
+ however, we cannot use blitter directly for texture width < 64 bytes,
+ since minimum tex pitch is 64 bytes and we need this to match
+ the texture width, otherwise the blitter will tile it wrong.
+ Thus, tiling manually in this case. Additionally, need to special
+ case tex height = 1, since our actual image will have height 2
+ and we need to ensure we don't read beyond the texture size
+ from user space. */
+ if (tex->height == 1) {
+ if (tex_width >= 64 || tex_width <= 16) {
+ if (DRM_COPY_FROM_USER(buffer, data,
+ tex_width * sizeof(u32))) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ } else if (tex_width == 32) {
+ if (DRM_COPY_FROM_USER(buffer, data, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ if (DRM_COPY_FROM_USER(buffer + 8, data + 16, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ }
+ } else if (tex_width >= 64 || tex_width == 16) {
+ if (DRM_COPY_FROM_USER(buffer, data,
+ dwords * sizeof(u32))) {
+ DRM_ERROR("EFAULT on data, %d dwords\n",
+ dwords);
+ return DRM_ERR(EFAULT);
+ }
+ } else if (tex_width < 16) {
+ for (i = 0; i < tex->height; i++) {
+ if (DRM_COPY_FROM_USER(buffer, data, tex_width)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ buffer += 4;
+ data += tex_width;
+ }
+ } else if (tex_width == 32) {
+ /* TODO: make sure this works when not fitting in one buffer
+ (i.e. 32bytes x 2048...) */
+ for (i = 0; i < tex->height; i += 2) {
+ if (DRM_COPY_FROM_USER(buffer, data, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ data += 16;
+ if (DRM_COPY_FROM_USER(buffer + 8, data, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ data += 16;
+ if (DRM_COPY_FROM_USER(buffer + 4, data, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ data += 16;
+ if (DRM_COPY_FROM_USER(buffer + 12, data, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ data += 16;
+ buffer += 16;
+ }
}
- } else {
- /* Texture image width is less than the minimum, so we
- * need to pad out each image scanline to the minimum
- * width.
- */
- for ( i = 0 ; i < tex->height ; i++ ) {
- if ( DRM_COPY_FROM_USER( buffer, data,
- tex_width ) ) {
- DRM_ERROR( "EFAULT on pad, %d bytes\n",
- tex_width );
+ }
+ else {
+ if (tex_width >= 32) {
+ /* Texture image width is larger than the minimum, so we
+ * can upload it directly.
+ */
+ if (DRM_COPY_FROM_USER(buffer, data,
+ dwords * sizeof(u32))) {
+ DRM_ERROR("EFAULT on data, %d dwords\n",
+ dwords);
return DRM_ERR(EFAULT);
}
- buffer += 8;
- data += tex_width;
+ } else {
+ /* Texture image width is less than the minimum, so we
+ * need to pad out each image scanline to the minimum
+ * width.
+ */
+ for (i = 0; i < tex->height; i++) {
+ if (DRM_COPY_FROM_USER(buffer, data, tex_width)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ buffer += 8;
+ data += tex_width;
+ }
}
}