Adding upstream version 2.4.120.upstream/2.4.120

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 2567 insertions, 0 deletions

diff --git a/radeon/radeon_surface.c b/radeon/radeon_surface.c
new file mode 100644
index 0000000..0ff53a3
--- /dev/null
+++ b/radeon/radeon_surface.c
@@ -0,0 +1,2567 @@
+/*
+ * Copyright © 2011 Red Hat 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, sub license, 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 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
+ * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
+ * 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ */
+/*
+ * Authors:
+ *      Jérôme Glisse <jglisse@redhat.com>
+ */
+#include <stdbool.h>
+#include <assert.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include "drm.h"
+#include "libdrm_macros.h"
+#include "xf86drm.h"
+#include "radeon_drm.h"
+#include "radeon_surface.h"
+
+#define CIK_TILE_MODE_COLOR_2D			14
+#define CIK_TILE_MODE_COLOR_2D_SCANOUT		10
+#define CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_64       0
+#define CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_128      1
+#define CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_256      2
+#define CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_512      3
+#define CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_ROW_SIZE 4
+
+#define ALIGN(value, alignment) (((value) + alignment - 1) & ~(alignment - 1))
+#define MAX2(A, B)              ((A) > (B) ? (A) : (B))
+#define MIN2(A, B)              ((A) < (B) ? (A) : (B))
+
+/* keep this private */
+enum radeon_family {
+    CHIP_UNKNOWN,
+    CHIP_R600,
+    CHIP_RV610,
+    CHIP_RV630,
+    CHIP_RV670,
+    CHIP_RV620,
+    CHIP_RV635,
+    CHIP_RS780,
+    CHIP_RS880,
+    CHIP_RV770,
+    CHIP_RV730,
+    CHIP_RV710,
+    CHIP_RV740,
+    CHIP_CEDAR,
+    CHIP_REDWOOD,
+    CHIP_JUNIPER,
+    CHIP_CYPRESS,
+    CHIP_HEMLOCK,
+    CHIP_PALM,
+    CHIP_SUMO,
+    CHIP_SUMO2,
+    CHIP_BARTS,
+    CHIP_TURKS,
+    CHIP_CAICOS,
+    CHIP_CAYMAN,
+    CHIP_ARUBA,
+    CHIP_TAHITI,
+    CHIP_PITCAIRN,
+    CHIP_VERDE,
+    CHIP_OLAND,
+    CHIP_HAINAN,
+    CHIP_BONAIRE,
+    CHIP_KAVERI,
+    CHIP_KABINI,
+    CHIP_HAWAII,
+    CHIP_MULLINS,
+    CHIP_LAST,
+};
+
+typedef int (*hw_init_surface_t)(struct radeon_surface_manager *surf_man,
+                                 struct radeon_surface *surf);
+typedef int (*hw_best_surface_t)(struct radeon_surface_manager *surf_man,
+                                 struct radeon_surface *surf);
+
+struct radeon_hw_info {
+    /* apply to r6, eg */
+    uint32_t                        group_bytes;
+    uint32_t                        num_banks;
+    uint32_t                        num_pipes;
+    /* apply to eg */
+    uint32_t                        row_size;
+    unsigned                        allow_2d;
+    /* apply to si */
+    uint32_t                        tile_mode_array[32];
+    /* apply to cik */
+    uint32_t                        macrotile_mode_array[16];
+};
+
+struct radeon_surface_manager {
+    int                         fd;
+    uint32_t                    device_id;
+    struct radeon_hw_info       hw_info;
+    unsigned                    family;
+    hw_init_surface_t           surface_init;
+    hw_best_surface_t           surface_best;
+};
+
+/* helper */
+static int radeon_get_value(int fd, unsigned req, uint32_t *value)
+{
+    struct drm_radeon_info info = {};
+    int r;
+
+    *value = 0;
+    info.request = req;
+    info.value = (uintptr_t)value;
+    r = drmCommandWriteRead(fd, DRM_RADEON_INFO, &info,
+                            sizeof(struct drm_radeon_info));
+    return r;
+}
+
+static int radeon_get_family(struct radeon_surface_manager *surf_man)
+{
+    switch (surf_man->device_id) {
+#define CHIPSET(pci_id, name, fam) case pci_id: surf_man->family = CHIP_##fam; break;
+#include "r600_pci_ids.h"
+#undef CHIPSET
+    default:
+        return -EINVAL;
+    }
+    return 0;
+}
+
+static unsigned next_power_of_two(unsigned x)
+{
+   if (x <= 1)
+       return 1;
+
+   return (1 << ((sizeof(unsigned) * 8) - __builtin_clz(x - 1)));
+}
+
+static unsigned mip_minify(unsigned size, unsigned level)
+{
+    unsigned val;
+
+    val = MAX2(1, size >> level);
+    if (level > 0)
+        val = next_power_of_two(val);
+    return val;
+}
+
+static void surf_minify(struct radeon_surface *surf,
+                        struct radeon_surface_level *surflevel,
+                        unsigned bpe, unsigned level,
+                        uint32_t xalign, uint32_t yalign, uint32_t zalign,
+                        uint64_t offset)
+{
+    surflevel->npix_x = mip_minify(surf->npix_x, level);
+    surflevel->npix_y = mip_minify(surf->npix_y, level);
+    surflevel->npix_z = mip_minify(surf->npix_z, level);
+    surflevel->nblk_x = (surflevel->npix_x + surf->blk_w - 1) / surf->blk_w;
+    surflevel->nblk_y = (surflevel->npix_y + surf->blk_h - 1) / surf->blk_h;
+    surflevel->nblk_z = (surflevel->npix_z + surf->blk_d - 1) / surf->blk_d;
+    if (surf->nsamples == 1 && surflevel->mode == RADEON_SURF_MODE_2D &&
+        !(surf->flags & RADEON_SURF_FMASK)) {
+        if (surflevel->nblk_x < xalign || surflevel->nblk_y < yalign) {
+            surflevel->mode = RADEON_SURF_MODE_1D;
+            return;
+        }
+    }
+    surflevel->nblk_x  = ALIGN(surflevel->nblk_x, xalign);
+    surflevel->nblk_y  = ALIGN(surflevel->nblk_y, yalign);
+    surflevel->nblk_z  = ALIGN(surflevel->nblk_z, zalign);
+
+    surflevel->offset = offset;
+    surflevel->pitch_bytes = surflevel->nblk_x * bpe * surf->nsamples;
+    surflevel->slice_size = (uint64_t)surflevel->pitch_bytes * surflevel->nblk_y;
+
+    surf->bo_size = offset + surflevel->slice_size * surflevel->nblk_z * surf->array_size;
+}
+
+/* ===========================================================================
+ * r600/r700 family
+ */
+static int r6_init_hw_info(struct radeon_surface_manager *surf_man)
+{
+    uint32_t tiling_config;
+    drmVersionPtr version;
+    int r;
+
+    r = radeon_get_value(surf_man->fd, RADEON_INFO_TILING_CONFIG,
+                         &tiling_config);
+    if (r) {
+        return r;
+    }
+
+    surf_man->hw_info.allow_2d = 0;
+    version = drmGetVersion(surf_man->fd);
+    if (version && version->version_minor >= 14) {
+        surf_man->hw_info.allow_2d = 1;
+    }
+    drmFreeVersion(version);
+
+    switch ((tiling_config & 0xe) >> 1) {
+    case 0:
+        surf_man->hw_info.num_pipes = 1;
+        break;
+    case 1:
+        surf_man->hw_info.num_pipes = 2;
+        break;
+    case 2:
+        surf_man->hw_info.num_pipes = 4;
+        break;
+    case 3:
+        surf_man->hw_info.num_pipes = 8;
+        break;
+    default:
+        surf_man->hw_info.num_pipes = 8;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0x30) >> 4) {
+    case 0:
+        surf_man->hw_info.num_banks = 4;
+        break;
+    case 1:
+        surf_man->hw_info.num_banks = 8;
+        break;
+    default:
+        surf_man->hw_info.num_banks = 8;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0xc0) >> 6) {
+    case 0:
+        surf_man->hw_info.group_bytes = 256;
+        break;
+    case 1:
+        surf_man->hw_info.group_bytes = 512;
+        break;
+    default:
+        surf_man->hw_info.group_bytes = 256;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+    return 0;
+}
+
+static int r6_surface_init_linear(struct radeon_surface_manager *surf_man,
+                                  struct radeon_surface *surf,
+                                  uint64_t offset, unsigned start_level)
+{
+    uint32_t xalign, yalign, zalign;
+    unsigned i;
+
+    /* compute alignment */
+    if (!start_level) {
+        surf->bo_alignment = MAX2(256, surf_man->hw_info.group_bytes);
+    }
+    /* the 32 alignment is for scanout, cb or db but to allow texture to be
+     * easily bound as such we force this alignment to all surface
+     */
+    xalign = MAX2(1, surf_man->hw_info.group_bytes / surf->bpe);
+    yalign = 1;
+    zalign = 1;
+    if (surf->flags & RADEON_SURF_SCANOUT) {
+        xalign = MAX2((surf->bpe == 1) ? 64 : 32, xalign);
+    }
+
+    /* build mipmap tree */
+    for (i = start_level; i <= surf->last_level; i++) {
+        surf->level[i].mode = RADEON_SURF_MODE_LINEAR;
+        surf_minify(surf, surf->level+i, surf->bpe, i, xalign, yalign, zalign, offset);
+        /* level0 and first mipmap need to have alignment */
+        offset = surf->bo_size;
+        if (i == 0) {
+            offset = ALIGN(offset, surf->bo_alignment);
+        }
+    }
+    return 0;
+}
+
+static int r6_surface_init_linear_aligned(struct radeon_surface_manager *surf_man,
+                                          struct radeon_surface *surf,
+                                          uint64_t offset, unsigned start_level)
+{
+    uint32_t xalign, yalign, zalign;
+    unsigned i;
+
+    /* compute alignment */
+    if (!start_level) {
+        surf->bo_alignment = MAX2(256, surf_man->hw_info.group_bytes);
+    }
+    xalign = MAX2(64, surf_man->hw_info.group_bytes / surf->bpe);
+    yalign = 1;
+    zalign = 1;
+
+    /* build mipmap tree */
+    for (i = start_level; i <= surf->last_level; i++) {
+        surf->level[i].mode = RADEON_SURF_MODE_LINEAR_ALIGNED;
+        surf_minify(surf, surf->level+i, surf->bpe, i, xalign, yalign, zalign, offset);
+        /* level0 and first mipmap need to have alignment */
+        offset = surf->bo_size;
+        if (i == 0) {
+            offset = ALIGN(offset, surf->bo_alignment);
+        }
+    }
+    return 0;
+}
+
+static int r6_surface_init_1d(struct radeon_surface_manager *surf_man,
+                              struct radeon_surface *surf,
+                              uint64_t offset, unsigned start_level)
+{
+    uint32_t xalign, yalign, zalign, tilew;
+    unsigned i;
+
+    /* compute alignment */
+    tilew = 8;
+    xalign = surf_man->hw_info.group_bytes / (tilew * surf->bpe * surf->nsamples);
+    xalign = MAX2(tilew, xalign);
+    yalign = tilew;
+    zalign = 1;
+    if (surf->flags & RADEON_SURF_SCANOUT) {
+        xalign = MAX2((surf->bpe == 1) ? 64 : 32, xalign);
+    }
+    if (!start_level) {
+        surf->bo_alignment = MAX2(256, surf_man->hw_info.group_bytes);
+    }
+
+    /* build mipmap tree */
+    for (i = start_level; i <= surf->last_level; i++) {
+        surf->level[i].mode = RADEON_SURF_MODE_1D;
+        surf_minify(surf, surf->level+i, surf->bpe, i, xalign, yalign, zalign, offset);
+        /* level0 and first mipmap need to have alignment */
+        offset = surf->bo_size;
+        if (i == 0) {
+            offset = ALIGN(offset, surf->bo_alignment);
+        }
+    }
+    return 0;
+}
+
+static int r6_surface_init_2d(struct radeon_surface_manager *surf_man,
+                              struct radeon_surface *surf,
+                              uint64_t offset, unsigned start_level)
+{
+    uint32_t xalign, yalign, zalign, tilew;
+    unsigned i;
+
+    /* compute alignment */
+    tilew = 8;
+    zalign = 1;
+    xalign = (surf_man->hw_info.group_bytes * surf_man->hw_info.num_banks) /
+             (tilew * surf->bpe * surf->nsamples);
+    xalign = MAX2(tilew * surf_man->hw_info.num_banks, xalign);
+    if (surf->flags & RADEON_SURF_FMASK)
+	xalign = MAX2(128, xalign);
+    yalign = tilew * surf_man->hw_info.num_pipes;
+    if (surf->flags & RADEON_SURF_SCANOUT) {
+        xalign = MAX2((surf->bpe == 1) ? 64 : 32, xalign);
+    }
+    if (!start_level) {
+        surf->bo_alignment =
+            MAX2(surf_man->hw_info.num_pipes *
+                 surf_man->hw_info.num_banks *
+                 surf->nsamples * surf->bpe * 64,
+                 xalign * yalign * surf->nsamples * surf->bpe);
+    }
+
+    /* build mipmap tree */
+    for (i = start_level; i <= surf->last_level; i++) {
+        surf->level[i].mode = RADEON_SURF_MODE_2D;
+        surf_minify(surf, surf->level+i, surf->bpe, i, xalign, yalign, zalign, offset);
+        if (surf->level[i].mode == RADEON_SURF_MODE_1D) {
+            return r6_surface_init_1d(surf_man, surf, offset, i);
+        }
+        /* level0 and first mipmap need to have alignment */
+        offset = surf->bo_size;
+        if (i == 0) {
+            offset = ALIGN(offset, surf->bo_alignment);
+        }
+    }
+    return 0;
+}
+
+static int r6_surface_init(struct radeon_surface_manager *surf_man,
+                           struct radeon_surface *surf)
+{
+    unsigned mode;
+    int r;
+
+    /* MSAA surfaces support the 2D mode only. */
+    if (surf->nsamples > 1) {
+        surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+        surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_2D, MODE);
+    }
+
+    /* tiling mode */
+    mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK;
+
+    if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) {
+        /* zbuffer only support 1D or 2D tiled surface */
+        switch (mode) {
+        case RADEON_SURF_MODE_1D:
+        case RADEON_SURF_MODE_2D:
+            break;
+        default:
+            mode = RADEON_SURF_MODE_1D;
+            surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+            surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE);
+            break;
+        }
+    }
+
+    /* force 1d on kernel that can't do 2d */
+    if (!surf_man->hw_info.allow_2d && mode > RADEON_SURF_MODE_1D) {
+        if (surf->nsamples > 1) {
+            fprintf(stderr, "radeon: Cannot use 2D tiling for an MSAA surface (%i).\n", __LINE__);
+            return -EFAULT;
+        }
+        mode = RADEON_SURF_MODE_1D;
+        surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+        surf->flags |= RADEON_SURF_SET(mode, MODE);
+    }
+
+    /* check surface dimension */
+    if (surf->npix_x > 8192 || surf->npix_y > 8192 || surf->npix_z > 8192) {
+        return -EINVAL;
+    }
+
+    /* check mipmap last_level */
+    if (surf->last_level > 14) {
+        return -EINVAL;
+    }
+
+    /* check tiling mode */
+    switch (mode) {
+    case RADEON_SURF_MODE_LINEAR:
+        r = r6_surface_init_linear(surf_man, surf, 0, 0);
+        break;
+    case RADEON_SURF_MODE_LINEAR_ALIGNED:
+        r = r6_surface_init_linear_aligned(surf_man, surf, 0, 0);
+        break;
+    case RADEON_SURF_MODE_1D:
+        r = r6_surface_init_1d(surf_man, surf, 0, 0);
+        break;
+    case RADEON_SURF_MODE_2D:
+        r = r6_surface_init_2d(surf_man, surf, 0, 0);
+        break;
+    default:
+        return -EINVAL;
+    }
+    return r;
+}
+
+static int r6_surface_best(struct radeon_surface_manager *surf_man,
+                           struct radeon_surface *surf)
+{
+    /* no value to optimize for r6xx/r7xx */
+    return 0;
+}
+
+
+/* ===========================================================================
+ * evergreen family
+ */
+static int eg_init_hw_info(struct radeon_surface_manager *surf_man)
+{
+    uint32_t tiling_config;
+    drmVersionPtr version;
+    int r;
+
+    r = radeon_get_value(surf_man->fd, RADEON_INFO_TILING_CONFIG,
+                         &tiling_config);
+    if (r) {
+        return r;
+    }
+
+    surf_man->hw_info.allow_2d = 0;
+    version = drmGetVersion(surf_man->fd);
+    if (version && version->version_minor >= 16) {
+        surf_man->hw_info.allow_2d = 1;
+    }
+    drmFreeVersion(version);
+
+    switch (tiling_config & 0xf) {
+    case 0:
+        surf_man->hw_info.num_pipes = 1;
+        break;
+    case 1:
+        surf_man->hw_info.num_pipes = 2;
+        break;
+    case 2:
+        surf_man->hw_info.num_pipes = 4;
+        break;
+    case 3:
+        surf_man->hw_info.num_pipes = 8;
+        break;
+    default:
+        surf_man->hw_info.num_pipes = 8;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0xf0) >> 4) {
+    case 0:
+        surf_man->hw_info.num_banks = 4;
+        break;
+    case 1:
+        surf_man->hw_info.num_banks = 8;
+        break;
+    case 2:
+        surf_man->hw_info.num_banks = 16;
+        break;
+    default:
+        surf_man->hw_info.num_banks = 8;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0xf00) >> 8) {
+    case 0:
+        surf_man->hw_info.group_bytes = 256;
+        break;
+    case 1:
+        surf_man->hw_info.group_bytes = 512;
+        break;
+    default:
+        surf_man->hw_info.group_bytes = 256;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0xf000) >> 12) {
+    case 0:
+        surf_man->hw_info.row_size = 1024;
+        break;
+    case 1:
+        surf_man->hw_info.row_size = 2048;
+        break;
+    case 2:
+        surf_man->hw_info.row_size = 4096;
+        break;
+    default:
+        surf_man->hw_info.row_size = 4096;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+    return 0;
+}
+
+static void eg_surf_minify(struct radeon_surface *surf,
+                           struct radeon_surface_level *surflevel,
+                           unsigned bpe,
+                           unsigned level,
+                           unsigned slice_pt,
+                           unsigned mtilew,
+                           unsigned mtileh,
+                           unsigned mtileb,
+                           uint64_t offset)
+{
+    unsigned mtile_pr, mtile_ps;
+
+    surflevel->npix_x = mip_minify(surf->npix_x, level);
+    surflevel->npix_y = mip_minify(surf->npix_y, level);
+    surflevel->npix_z = mip_minify(surf->npix_z, level);
+    surflevel->nblk_x = (surflevel->npix_x + surf->blk_w - 1) / surf->blk_w;
+    surflevel->nblk_y = (surflevel->npix_y + surf->blk_h - 1) / surf->blk_h;
+    surflevel->nblk_z = (surflevel->npix_z + surf->blk_d - 1) / surf->blk_d;
+    if (surf->nsamples == 1 && surflevel->mode == RADEON_SURF_MODE_2D &&
+        !(surf->flags & RADEON_SURF_FMASK)) {
+        if (surflevel->nblk_x < mtilew || surflevel->nblk_y < mtileh) {
+            surflevel->mode = RADEON_SURF_MODE_1D;
+            return;
+        }
+    }
+    surflevel->nblk_x  = ALIGN(surflevel->nblk_x, mtilew);
+    surflevel->nblk_y  = ALIGN(surflevel->nblk_y, mtileh);
+    surflevel->nblk_z  = ALIGN(surflevel->nblk_z, 1);
+
+    /* macro tile per row */
+    mtile_pr = surflevel->nblk_x / mtilew;
+    /* macro tile per slice */
+    mtile_ps = (mtile_pr * surflevel->nblk_y) / mtileh;
+
+    surflevel->offset = offset;
+    surflevel->pitch_bytes = surflevel->nblk_x * bpe * surf->nsamples;
+    surflevel->slice_size = (uint64_t)mtile_ps * mtileb * slice_pt;
+
+    surf->bo_size = offset + surflevel->slice_size * surflevel->nblk_z * surf->array_size;
+}
+
+static int eg_surface_init_1d(struct radeon_surface_manager *surf_man,
+                              struct radeon_surface *surf,
+                              struct radeon_surface_level *level,
+                              unsigned bpe,
+                              uint64_t offset, unsigned start_level)
+{
+    uint32_t xalign, yalign, zalign, tilew;
+    unsigned i;
+
+    /* compute alignment */
+    tilew = 8;
+    xalign = surf_man->hw_info.group_bytes / (tilew * bpe * surf->nsamples);
+    xalign = MAX2(tilew, xalign);
+    yalign = tilew;
+    zalign = 1;
+    if (surf->flags & RADEON_SURF_SCANOUT) {
+        xalign = MAX2((bpe == 1) ? 64 : 32, xalign);
+    }
+
+    if (!start_level) {
+        unsigned alignment = MAX2(256, surf_man->hw_info.group_bytes);
+        surf->bo_alignment = MAX2(surf->bo_alignment, alignment);
+
+        if (offset) {
+            offset = ALIGN(offset, alignment);
+        }
+    }
+
+    /* build mipmap tree */
+    for (i = start_level; i <= surf->last_level; i++) {
+        level[i].mode = RADEON_SURF_MODE_1D;
+        surf_minify(surf, level+i, bpe, i, xalign, yalign, zalign, offset);
+        /* level0 and first mipmap need to have alignment */
+        offset = surf->bo_size;
+        if (i == 0) {
+            offset = ALIGN(offset, surf->bo_alignment);
+        }
+    }
+    return 0;
+}
+
+static int eg_surface_init_2d(struct radeon_surface_manager *surf_man,
+                              struct radeon_surface *surf,
+                              struct radeon_surface_level *level,
+                              unsigned bpe, unsigned tile_split,
+                              uint64_t offset, unsigned start_level)
+{
+    unsigned tilew, tileh, tileb;
+    unsigned mtilew, mtileh, mtileb;
+    unsigned slice_pt;
+    unsigned i;
+
+    /* compute tile values */
+    tilew = 8;
+    tileh = 8;
+    tileb = tilew * tileh * bpe * surf->nsamples;
+    /* slices per tile */
+    slice_pt = 1;
+    if (tileb > tile_split && tile_split) {
+        slice_pt = tileb / tile_split;
+    }
+    tileb = tileb / slice_pt;
+
+    /* macro tile width & height */
+    mtilew = (tilew * surf->bankw * surf_man->hw_info.num_pipes) * surf->mtilea;
+    mtileh = (tileh * surf->bankh * surf_man->hw_info.num_banks) / surf->mtilea;
+    /* macro tile bytes */
+    mtileb = (mtilew / tilew) * (mtileh / tileh) * tileb;
+
+    if (!start_level) {
+        unsigned alignment = MAX2(256, mtileb);
+        surf->bo_alignment = MAX2(surf->bo_alignment, alignment);
+
+        if (offset) {
+            offset = ALIGN(offset, alignment);
+        }
+    }
+
+    /* build mipmap tree */
+    for (i = start_level; i <= surf->last_level; i++) {
+        level[i].mode = RADEON_SURF_MODE_2D;
+        eg_surf_minify(surf, level+i, bpe, i, slice_pt, mtilew, mtileh, mtileb, offset);
+        if (level[i].mode == RADEON_SURF_MODE_1D) {
+            return eg_surface_init_1d(surf_man, surf, level, bpe, offset, i);
+        }
+        /* level0 and first mipmap need to have alignment */
+        offset = surf->bo_size;
+        if (i == 0) {
+            offset = ALIGN(offset, surf->bo_alignment);
+        }
+    }
+    return 0;
+}
+
+static int eg_surface_sanity(struct radeon_surface_manager *surf_man,
+                             struct radeon_surface *surf,
+                             unsigned mode)
+{
+    unsigned tileb;
+
+    /* check surface dimension */
+    if (surf->npix_x > 16384 || surf->npix_y > 16384 || surf->npix_z > 16384) {
+        return -EINVAL;
+    }
+
+    /* check mipmap last_level */
+    if (surf->last_level > 15) {
+        return -EINVAL;
+    }
+
+    /* force 1d on kernel that can't do 2d */
+    if (!surf_man->hw_info.allow_2d && mode > RADEON_SURF_MODE_1D) {
+        if (surf->nsamples > 1) {
+            fprintf(stderr, "radeon: Cannot use 2D tiling for an MSAA surface (%i).\n", __LINE__);
+            return -EFAULT;
+        }
+        mode = RADEON_SURF_MODE_1D;
+        surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+        surf->flags |= RADEON_SURF_SET(mode, MODE);
+    }
+
+    /* check tile split */
+    if (mode == RADEON_SURF_MODE_2D) {
+        switch (surf->tile_split) {
+        case 64:
+        case 128:
+        case 256:
+        case 512:
+        case 1024:
+        case 2048:
+        case 4096:
+            break;
+        default:
+            return -EINVAL;
+        }
+        switch (surf->mtilea) {
+        case 1:
+        case 2:
+        case 4:
+        case 8:
+            break;
+        default:
+            return -EINVAL;
+        }
+        /* check aspect ratio */
+        if (surf_man->hw_info.num_banks < surf->mtilea) {
+            return -EINVAL;
+        }
+        /* check bank width */
+        switch (surf->bankw) {
+        case 1:
+        case 2:
+        case 4:
+        case 8:
+            break;
+        default:
+            return -EINVAL;
+        }
+        /* check bank height */
+        switch (surf->bankh) {
+        case 1:
+        case 2:
+        case 4:
+        case 8:
+            break;
+        default:
+            return -EINVAL;
+        }
+        tileb = MIN2(surf->tile_split, 64 * surf->bpe * surf->nsamples);
+        if ((tileb * surf->bankh * surf->bankw) < surf_man->hw_info.group_bytes) {
+            return -EINVAL;
+        }
+    }
+
+    return 0;
+}
+
+static int eg_surface_init_1d_miptrees(struct radeon_surface_manager *surf_man,
+                                       struct radeon_surface *surf)
+{
+    unsigned zs_flags = RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER;
+    int r, is_depth_stencil = (surf->flags & zs_flags) == zs_flags;
+    /* Old libdrm_macros.headers didn't have stencil_level in it. This prevents crashes. */
+    struct radeon_surface_level tmp[RADEON_SURF_MAX_LEVEL];
+    struct radeon_surface_level *stencil_level =
+        (surf->flags & RADEON_SURF_HAS_SBUFFER_MIPTREE) ? surf->stencil_level : tmp;
+
+    r = eg_surface_init_1d(surf_man, surf, surf->level, surf->bpe, 0, 0);
+    if (r)
+        return r;
+
+    if (is_depth_stencil) {
+        r = eg_surface_init_1d(surf_man, surf, stencil_level, 1,
+                               surf->bo_size, 0);
+        surf->stencil_offset = stencil_level[0].offset;
+    }
+    return r;
+}
+
+static int eg_surface_init_2d_miptrees(struct radeon_surface_manager *surf_man,
+                                       struct radeon_surface *surf)
+{
+    unsigned zs_flags = RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER;
+    int r, is_depth_stencil = (surf->flags & zs_flags) == zs_flags;
+    /* Old libdrm_macros.headers didn't have stencil_level in it. This prevents crashes. */
+    struct radeon_surface_level tmp[RADEON_SURF_MAX_LEVEL];
+    struct radeon_surface_level *stencil_level =
+        (surf->flags & RADEON_SURF_HAS_SBUFFER_MIPTREE) ? surf->stencil_level : tmp;
+
+    r = eg_surface_init_2d(surf_man, surf, surf->level, surf->bpe,
+                           surf->tile_split, 0, 0);
+    if (r)
+        return r;
+
+    if (is_depth_stencil) {
+        r = eg_surface_init_2d(surf_man, surf, stencil_level, 1,
+                               surf->stencil_tile_split, surf->bo_size, 0);
+        surf->stencil_offset = stencil_level[0].offset;
+    }
+    return r;
+}
+
+static int eg_surface_init(struct radeon_surface_manager *surf_man,
+                           struct radeon_surface *surf)
+{
+    unsigned mode;
+    int r;
+
+    /* MSAA surfaces support the 2D mode only. */
+    if (surf->nsamples > 1) {
+        surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+        surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_2D, MODE);
+    }
+
+    /* tiling mode */
+    mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK;
+
+    if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) {
+        /* zbuffer only support 1D or 2D tiled surface */
+        switch (mode) {
+        case RADEON_SURF_MODE_1D:
+        case RADEON_SURF_MODE_2D:
+            break;
+        default:
+            mode = RADEON_SURF_MODE_1D;
+            surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+            surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE);
+            break;
+        }
+    }
+
+    r = eg_surface_sanity(surf_man, surf, mode);
+    if (r) {
+        return r;
+    }
+
+    surf->stencil_offset = 0;
+    surf->bo_alignment = 0;
+
+    /* check tiling mode */
+    switch (mode) {
+    case RADEON_SURF_MODE_LINEAR:
+        r = r6_surface_init_linear(surf_man, surf, 0, 0);
+        break;
+    case RADEON_SURF_MODE_LINEAR_ALIGNED:
+        r = r6_surface_init_linear_aligned(surf_man, surf, 0, 0);
+        break;
+    case RADEON_SURF_MODE_1D:
+        r = eg_surface_init_1d_miptrees(surf_man, surf);
+        break;
+    case RADEON_SURF_MODE_2D:
+        r = eg_surface_init_2d_miptrees(surf_man, surf);
+        break;
+    default:
+        return -EINVAL;
+    }
+    return r;
+}
+
+static unsigned log2_int(unsigned x)
+{
+    unsigned l;
+
+    if (x < 2) {
+        return 0;
+    }
+    for (l = 2; ; l++) {
+        if ((unsigned)(1 << l) > x) {
+            return l - 1;
+        }
+    }
+    return 0;
+}
+
+/* compute best tile_split, bankw, bankh, mtilea
+ * depending on surface
+ */
+static int eg_surface_best(struct radeon_surface_manager *surf_man,
+                           struct radeon_surface *surf)
+{
+    unsigned mode, tileb, h_over_w;
+    int r;
+
+    /* tiling mode */
+    mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK;
+
+    /* set some default value to avoid sanity check choking on them */
+    surf->tile_split = 1024;
+    surf->bankw = 1;
+    surf->bankh = 1;
+    surf->mtilea = surf_man->hw_info.num_banks;
+    tileb = MIN2(surf->tile_split, 64 * surf->bpe * surf->nsamples);
+    for (; surf->bankh <= 8; surf->bankh *= 2) {
+        if ((tileb * surf->bankh * surf->bankw) >= surf_man->hw_info.group_bytes) {
+            break;
+        }
+    }
+    if (surf->mtilea > 8) {
+        surf->mtilea = 8;
+    }
+
+    r = eg_surface_sanity(surf_man, surf, mode);
+    if (r) {
+        return r;
+    }
+
+    if (mode != RADEON_SURF_MODE_2D) {
+        /* nothing to do for non 2D tiled surface */
+        return 0;
+    }
+
+    /* Tweak TILE_SPLIT for performance here. */
+    if (surf->nsamples > 1) {
+        if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) {
+            switch (surf->nsamples) {
+            case 2:
+                surf->tile_split = 128;
+                break;
+            case 4:
+                surf->tile_split = 128;
+                break;
+            case 8:
+                surf->tile_split = 256;
+                break;
+            case 16: /* cayman only */
+                surf->tile_split = 512;
+                break;
+            default:
+                fprintf(stderr, "radeon: Wrong number of samples %i (%i)\n",
+                        surf->nsamples, __LINE__);
+                return -EINVAL;
+            }
+            surf->stencil_tile_split = 64;
+        } else {
+            /* tile split must be >= 256 for colorbuffer surfaces,
+             * SAMPLE_SPLIT = tile_split / (bpe * 64), the optimal value is 2
+             */
+            surf->tile_split = MAX2(2 * surf->bpe * 64, 256);
+            if (surf->tile_split > 4096)
+                surf->tile_split = 4096;
+        }
+    } else {
+        /* set tile split to row size */
+        surf->tile_split = surf_man->hw_info.row_size;
+        surf->stencil_tile_split = surf_man->hw_info.row_size / 2;
+    }
+
+    /* bankw or bankh greater than 1 increase alignment requirement, not
+     * sure if it's worth using smaller bankw & bankh to stick with 2D
+     * tiling on small surface rather than falling back to 1D tiling.
+     * Use recommended value based on tile size for now.
+     *
+     * fmask buffer has different optimal value figure them out once we
+     * use it.
+     */
+    if (surf->flags & RADEON_SURF_SBUFFER) {
+        /* assume 1 bytes for stencil, we optimize for stencil as stencil
+         * and depth shares surface values
+         */
+        tileb = MIN2(surf->tile_split, 64 * surf->nsamples);
+    } else {
+        tileb = MIN2(surf->tile_split, 64 * surf->bpe * surf->nsamples);
+    }
+
+    /* use bankw of 1 to minimize width alignment, might be interesting to
+     * increase it for large surface
+     */
+    surf->bankw = 1;
+    switch (tileb) {
+    case 64:
+        surf->bankh = 4;
+        break;
+    case 128:
+    case 256:
+        surf->bankh = 2;
+        break;
+    default:
+        surf->bankh = 1;
+        break;
+    }
+    /* double check the constraint */
+    for (; surf->bankh <= 8; surf->bankh *= 2) {
+        if ((tileb * surf->bankh * surf->bankw) >= surf_man->hw_info.group_bytes) {
+            break;
+        }
+    }
+
+    h_over_w = (((surf->bankh * surf_man->hw_info.num_banks) << 16) /
+                (surf->bankw * surf_man->hw_info.num_pipes)) >> 16;
+    surf->mtilea = 1 << (log2_int(h_over_w) >> 1);
+
+    return 0;
+}
+
+
+/* ===========================================================================
+ * Southern Islands family
+ */
+#define SI__GB_TILE_MODE__PIPE_CONFIG(x)        (((x) >> 6) & 0x1f)
+#define     SI__PIPE_CONFIG__ADDR_SURF_P2               0
+#define     SI__PIPE_CONFIG__ADDR_SURF_P4_8x16          4
+#define     SI__PIPE_CONFIG__ADDR_SURF_P4_16x16         5
+#define     SI__PIPE_CONFIG__ADDR_SURF_P4_16x32         6
+#define     SI__PIPE_CONFIG__ADDR_SURF_P4_32x32         7
+#define     SI__PIPE_CONFIG__ADDR_SURF_P8_16x16_8x16    8
+#define     SI__PIPE_CONFIG__ADDR_SURF_P8_16x32_8x16    9
+#define     SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_8x16    10
+#define     SI__PIPE_CONFIG__ADDR_SURF_P8_16x32_16x16   11
+#define     SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x16   12
+#define     SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x32   13
+#define     SI__PIPE_CONFIG__ADDR_SURF_P8_32x64_32x32   14
+#define SI__GB_TILE_MODE__TILE_SPLIT(x)         (((x) >> 11) & 0x7)
+#define     SI__TILE_SPLIT__64B                         0
+#define     SI__TILE_SPLIT__128B                        1
+#define     SI__TILE_SPLIT__256B                        2
+#define     SI__TILE_SPLIT__512B                        3
+#define     SI__TILE_SPLIT__1024B                       4
+#define     SI__TILE_SPLIT__2048B                       5
+#define     SI__TILE_SPLIT__4096B                       6
+#define SI__GB_TILE_MODE__BANK_WIDTH(x)         (((x) >> 14) & 0x3)
+#define     SI__BANK_WIDTH__1                           0
+#define     SI__BANK_WIDTH__2                           1
+#define     SI__BANK_WIDTH__4                           2
+#define     SI__BANK_WIDTH__8                           3
+#define SI__GB_TILE_MODE__BANK_HEIGHT(x)        (((x) >> 16) & 0x3)
+#define     SI__BANK_HEIGHT__1                          0
+#define     SI__BANK_HEIGHT__2                          1
+#define     SI__BANK_HEIGHT__4                          2
+#define     SI__BANK_HEIGHT__8                          3
+#define SI__GB_TILE_MODE__MACRO_TILE_ASPECT(x)  (((x) >> 18) & 0x3)
+#define     SI__MACRO_TILE_ASPECT__1                    0
+#define     SI__MACRO_TILE_ASPECT__2                    1
+#define     SI__MACRO_TILE_ASPECT__4                    2
+#define     SI__MACRO_TILE_ASPECT__8                    3
+#define SI__GB_TILE_MODE__NUM_BANKS(x)          (((x) >> 20) & 0x3)
+#define     SI__NUM_BANKS__2_BANK                       0
+#define     SI__NUM_BANKS__4_BANK                       1
+#define     SI__NUM_BANKS__8_BANK                       2
+#define     SI__NUM_BANKS__16_BANK                      3
+
+
+static void si_gb_tile_mode(uint32_t gb_tile_mode,
+                            unsigned *num_pipes,
+                            unsigned *num_banks,
+                            uint32_t *macro_tile_aspect,
+                            uint32_t *bank_w,
+                            uint32_t *bank_h,
+                            uint32_t *tile_split)
+{
+    if (num_pipes) {
+        switch (SI__GB_TILE_MODE__PIPE_CONFIG(gb_tile_mode)) {
+        case SI__PIPE_CONFIG__ADDR_SURF_P2:
+        default:
+            *num_pipes = 2;
+            break;
+        case SI__PIPE_CONFIG__ADDR_SURF_P4_8x16:
+        case SI__PIPE_CONFIG__ADDR_SURF_P4_16x16:
+        case SI__PIPE_CONFIG__ADDR_SURF_P4_16x32:
+        case SI__PIPE_CONFIG__ADDR_SURF_P4_32x32:
+            *num_pipes = 4;
+            break;
+        case SI__PIPE_CONFIG__ADDR_SURF_P8_16x16_8x16:
+        case SI__PIPE_CONFIG__ADDR_SURF_P8_16x32_8x16:
+        case SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_8x16:
+        case SI__PIPE_CONFIG__ADDR_SURF_P8_16x32_16x16:
+        case SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x16:
+        case SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x32:
+        case SI__PIPE_CONFIG__ADDR_SURF_P8_32x64_32x32:
+            *num_pipes = 8;
+            break;
+        }
+    }
+    if (num_banks) {
+        switch (SI__GB_TILE_MODE__NUM_BANKS(gb_tile_mode)) {
+        default:
+        case SI__NUM_BANKS__2_BANK:
+            *num_banks = 2;
+            break;
+        case SI__NUM_BANKS__4_BANK:
+            *num_banks = 4;
+            break;
+        case SI__NUM_BANKS__8_BANK:
+            *num_banks = 8;
+            break;
+        case SI__NUM_BANKS__16_BANK:
+            *num_banks = 16;
+            break;
+        }
+    }
+    if (macro_tile_aspect) {
+        switch (SI__GB_TILE_MODE__MACRO_TILE_ASPECT(gb_tile_mode)) {
+        default:
+        case SI__MACRO_TILE_ASPECT__1:
+            *macro_tile_aspect = 1;
+            break;
+        case SI__MACRO_TILE_ASPECT__2:
+            *macro_tile_aspect = 2;
+            break;
+        case SI__MACRO_TILE_ASPECT__4:
+            *macro_tile_aspect = 4;
+            break;
+        case SI__MACRO_TILE_ASPECT__8:
+            *macro_tile_aspect = 8;
+            break;
+        }
+    }
+    if (bank_w) {
+        switch (SI__GB_TILE_MODE__BANK_WIDTH(gb_tile_mode)) {
+        default:
+        case SI__BANK_WIDTH__1:
+            *bank_w = 1;
+            break;
+        case SI__BANK_WIDTH__2:
+            *bank_w = 2;
+            break;
+        case SI__BANK_WIDTH__4:
+            *bank_w = 4;
+            break;
+        case SI__BANK_WIDTH__8:
+            *bank_w = 8;
+            break;
+        }
+    }
+    if (bank_h) {
+        switch (SI__GB_TILE_MODE__BANK_HEIGHT(gb_tile_mode)) {
+        default:
+        case SI__BANK_HEIGHT__1:
+            *bank_h = 1;
+            break;
+        case SI__BANK_HEIGHT__2:
+            *bank_h = 2;
+            break;
+        case SI__BANK_HEIGHT__4:
+            *bank_h = 4;
+            break;
+        case SI__BANK_HEIGHT__8:
+            *bank_h = 8;
+            break;
+        }
+    }
+    if (tile_split) {
+        switch (SI__GB_TILE_MODE__TILE_SPLIT(gb_tile_mode)) {
+        default:
+        case SI__TILE_SPLIT__64B:
+            *tile_split = 64;
+            break;
+        case SI__TILE_SPLIT__128B:
+            *tile_split = 128;
+            break;
+        case SI__TILE_SPLIT__256B:
+            *tile_split = 256;
+            break;
+        case SI__TILE_SPLIT__512B:
+            *tile_split = 512;
+            break;
+        case SI__TILE_SPLIT__1024B:
+            *tile_split = 1024;
+            break;
+        case SI__TILE_SPLIT__2048B:
+            *tile_split = 2048;
+            break;
+        case SI__TILE_SPLIT__4096B:
+            *tile_split = 4096;
+            break;
+        }
+    }
+}
+
+static int si_init_hw_info(struct radeon_surface_manager *surf_man)
+{
+    uint32_t tiling_config;
+    drmVersionPtr version;
+    int r;
+
+    r = radeon_get_value(surf_man->fd, RADEON_INFO_TILING_CONFIG,
+                         &tiling_config);
+    if (r) {
+        return r;
+    }
+
+    surf_man->hw_info.allow_2d = 0;
+    version = drmGetVersion(surf_man->fd);
+    if (version && version->version_minor >= 33) {
+        if (!radeon_get_value(surf_man->fd, RADEON_INFO_SI_TILE_MODE_ARRAY, surf_man->hw_info.tile_mode_array)) {
+            surf_man->hw_info.allow_2d = 1;
+        }
+    }
+    drmFreeVersion(version);
+
+    switch (tiling_config & 0xf) {
+    case 0:
+        surf_man->hw_info.num_pipes = 1;
+        break;
+    case 1:
+        surf_man->hw_info.num_pipes = 2;
+        break;
+    case 2:
+        surf_man->hw_info.num_pipes = 4;
+        break;
+    case 3:
+        surf_man->hw_info.num_pipes = 8;
+        break;
+    default:
+        surf_man->hw_info.num_pipes = 8;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0xf0) >> 4) {
+    case 0:
+        surf_man->hw_info.num_banks = 4;
+        break;
+    case 1:
+        surf_man->hw_info.num_banks = 8;
+        break;
+    case 2:
+        surf_man->hw_info.num_banks = 16;
+        break;
+    default:
+        surf_man->hw_info.num_banks = 8;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0xf00) >> 8) {
+    case 0:
+        surf_man->hw_info.group_bytes = 256;
+        break;
+    case 1:
+        surf_man->hw_info.group_bytes = 512;
+        break;
+    default:
+        surf_man->hw_info.group_bytes = 256;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0xf000) >> 12) {
+    case 0:
+        surf_man->hw_info.row_size = 1024;
+        break;
+    case 1:
+        surf_man->hw_info.row_size = 2048;
+        break;
+    case 2:
+        surf_man->hw_info.row_size = 4096;
+        break;
+    default:
+        surf_man->hw_info.row_size = 4096;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+    return 0;
+}
+
+static int si_surface_sanity(struct radeon_surface_manager *surf_man,
+                             struct radeon_surface *surf,
+                             unsigned mode, unsigned *tile_mode, unsigned *stencil_tile_mode)
+{
+    uint32_t gb_tile_mode;
+
+    /* check surface dimension */
+    if (surf->npix_x > 16384 || surf->npix_y > 16384 || surf->npix_z > 16384) {
+        return -EINVAL;
+    }
+
+    /* check mipmap last_level */
+    if (surf->last_level > 15) {
+        return -EINVAL;
+    }
+
+    /* force 1d on kernel that can't do 2d */
+    if (mode > RADEON_SURF_MODE_1D &&
+        (!surf_man->hw_info.allow_2d || !(surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX))) {
+        if (surf->nsamples > 1) {
+            fprintf(stderr, "radeon: Cannot use 1D tiling for an MSAA surface (%i).\n", __LINE__);
+            return -EFAULT;
+        }
+        mode = RADEON_SURF_MODE_1D;
+        surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+        surf->flags |= RADEON_SURF_SET(mode, MODE);
+    }
+
+    if (surf->nsamples > 1 && mode != RADEON_SURF_MODE_2D) {
+        return -EINVAL;
+    }
+
+    if (!surf->tile_split) {
+        /* default value */
+        surf->mtilea = 1;
+        surf->bankw = 1;
+        surf->bankh = 1;
+        surf->tile_split = 64;
+        surf->stencil_tile_split = 64;
+    }
+
+    switch (mode) {
+    case RADEON_SURF_MODE_2D:
+        if (surf->flags & RADEON_SURF_SBUFFER) {
+            switch (surf->nsamples) {
+            case 1:
+                *stencil_tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D;
+                break;
+            case 2:
+                *stencil_tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_2AA;
+                break;
+            case 4:
+                *stencil_tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_4AA;
+                break;
+            case 8:
+                *stencil_tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_8AA;
+                break;
+            default:
+                return -EINVAL;
+            }
+            /* retrieve tiling mode value */
+            gb_tile_mode = surf_man->hw_info.tile_mode_array[*stencil_tile_mode];
+            si_gb_tile_mode(gb_tile_mode, NULL, NULL, NULL, NULL, NULL, &surf->stencil_tile_split);
+        }
+        if (surf->flags & RADEON_SURF_ZBUFFER) {
+            switch (surf->nsamples) {
+            case 1:
+                *tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D;
+                break;
+            case 2:
+                *tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_2AA;
+                break;
+            case 4:
+                *tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_4AA;
+                break;
+            case 8:
+                *tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_8AA;
+                break;
+            default:
+                return -EINVAL;
+            }
+        } else if (surf->flags & RADEON_SURF_SCANOUT) {
+            switch (surf->bpe) {
+            case 2:
+                *tile_mode = SI_TILE_MODE_COLOR_2D_SCANOUT_16BPP;
+                break;
+            case 4:
+                *tile_mode = SI_TILE_MODE_COLOR_2D_SCANOUT_32BPP;
+                break;
+            default:
+                return -EINVAL;
+            }
+        } else {
+            switch (surf->bpe) {
+            case 1:
+                *tile_mode = SI_TILE_MODE_COLOR_2D_8BPP;
+                break;
+            case 2:
+                *tile_mode = SI_TILE_MODE_COLOR_2D_16BPP;
+                break;
+            case 4:
+                *tile_mode = SI_TILE_MODE_COLOR_2D_32BPP;
+                break;
+            case 8:
+            case 16:
+                *tile_mode = SI_TILE_MODE_COLOR_2D_64BPP;
+                break;
+            default:
+                return -EINVAL;
+            }
+        }
+        /* retrieve tiling mode value */
+        gb_tile_mode = surf_man->hw_info.tile_mode_array[*tile_mode];
+        si_gb_tile_mode(gb_tile_mode, NULL, NULL, &surf->mtilea, &surf->bankw, &surf->bankh, &surf->tile_split);
+        break;
+    case RADEON_SURF_MODE_1D:
+        if (surf->flags & RADEON_SURF_SBUFFER) {
+            *stencil_tile_mode = SI_TILE_MODE_DEPTH_STENCIL_1D;
+        }
+        if (surf->flags & RADEON_SURF_ZBUFFER) {
+            *tile_mode = SI_TILE_MODE_DEPTH_STENCIL_1D;
+        } else if (surf->flags & RADEON_SURF_SCANOUT) {
+            *tile_mode = SI_TILE_MODE_COLOR_1D_SCANOUT;
+        } else {
+            *tile_mode = SI_TILE_MODE_COLOR_1D;
+        }
+        break;
+    case RADEON_SURF_MODE_LINEAR_ALIGNED:
+    default:
+        *tile_mode = SI_TILE_MODE_COLOR_LINEAR_ALIGNED;
+    }
+
+    return 0;
+}
+
+static void si_surf_minify(struct radeon_surface *surf,
+                           struct radeon_surface_level *surflevel,
+                           unsigned bpe, unsigned level,
+                           uint32_t xalign, uint32_t yalign, uint32_t zalign,
+                           uint32_t slice_align, uint64_t offset)
+{
+    if (level == 0) {
+        surflevel->npix_x = surf->npix_x;
+    } else {
+        surflevel->npix_x = mip_minify(next_power_of_two(surf->npix_x), level);
+    }
+    surflevel->npix_y = mip_minify(surf->npix_y, level);
+    surflevel->npix_z = mip_minify(surf->npix_z, level);
+
+    if (level == 0 && surf->last_level > 0) {
+        surflevel->nblk_x = (next_power_of_two(surflevel->npix_x) + surf->blk_w - 1) / surf->blk_w;
+        surflevel->nblk_y = (next_power_of_two(surflevel->npix_y) + surf->blk_h - 1) / surf->blk_h;
+        surflevel->nblk_z = (next_power_of_two(surflevel->npix_z) + surf->blk_d - 1) / surf->blk_d;
+    } else {
+        surflevel->nblk_x = (surflevel->npix_x + surf->blk_w - 1) / surf->blk_w;
+        surflevel->nblk_y = (surflevel->npix_y + surf->blk_h - 1) / surf->blk_h;
+        surflevel->nblk_z = (surflevel->npix_z + surf->blk_d - 1) / surf->blk_d;
+    }
+
+    surflevel->nblk_y  = ALIGN(surflevel->nblk_y, yalign);
+
+    /* XXX: Texture sampling uses unexpectedly large pitches in some cases,
+     * these are just guesses for the rules behind those
+     */
+    if (level == 0 && surf->last_level == 0)
+        /* Non-mipmap pitch padded to slice alignment */
+        /* Using just bpe here breaks stencil blitting; surf->bpe works. */
+        xalign = MAX2(xalign, slice_align / surf->bpe);
+    else if (surflevel->mode == RADEON_SURF_MODE_LINEAR_ALIGNED)
+        /* Small rows evenly distributed across slice */
+        xalign = MAX2(xalign, slice_align / bpe / surflevel->nblk_y);
+
+    surflevel->nblk_x  = ALIGN(surflevel->nblk_x, xalign);
+    surflevel->nblk_z  = ALIGN(surflevel->nblk_z, zalign);
+
+    surflevel->offset = offset;
+    surflevel->pitch_bytes = surflevel->nblk_x * bpe * surf->nsamples;
+    surflevel->slice_size = ALIGN((uint64_t)surflevel->pitch_bytes * surflevel->nblk_y,
+				  (uint64_t)slice_align);
+
+    surf->bo_size = offset + surflevel->slice_size * surflevel->nblk_z * surf->array_size;
+}
+
+static void si_surf_minify_2d(struct radeon_surface *surf,
+                              struct radeon_surface_level *surflevel,
+                              unsigned bpe, unsigned level, unsigned slice_pt,
+                              uint32_t xalign, uint32_t yalign, uint32_t zalign,
+                              unsigned mtileb, uint64_t offset)
+{
+    unsigned mtile_pr, mtile_ps;
+
+    if (level == 0) {
+        surflevel->npix_x = surf->npix_x;
+    } else {
+        surflevel->npix_x = mip_minify(next_power_of_two(surf->npix_x), level);
+    }
+    surflevel->npix_y = mip_minify(surf->npix_y, level);
+    surflevel->npix_z = mip_minify(surf->npix_z, level);
+
+    if (level == 0 && surf->last_level > 0) {
+        surflevel->nblk_x = (next_power_of_two(surflevel->npix_x) + surf->blk_w - 1) / surf->blk_w;
+        surflevel->nblk_y = (next_power_of_two(surflevel->npix_y) + surf->blk_h - 1) / surf->blk_h;
+        surflevel->nblk_z = (next_power_of_two(surflevel->npix_z) + surf->blk_d - 1) / surf->blk_d;
+    } else {
+        surflevel->nblk_x = (surflevel->npix_x + surf->blk_w - 1) / surf->blk_w;
+        surflevel->nblk_y = (surflevel->npix_y + surf->blk_h - 1) / surf->blk_h;
+        surflevel->nblk_z = (surflevel->npix_z + surf->blk_d - 1) / surf->blk_d;
+    }
+
+    if (surf->nsamples == 1 && surflevel->mode == RADEON_SURF_MODE_2D &&
+        !(surf->flags & RADEON_SURF_FMASK)) {
+        if (surflevel->nblk_x < xalign || surflevel->nblk_y < yalign) {
+            surflevel->mode = RADEON_SURF_MODE_1D;
+            return;
+        }
+    }
+    surflevel->nblk_x  = ALIGN(surflevel->nblk_x, xalign);
+    surflevel->nblk_y  = ALIGN(surflevel->nblk_y, yalign);
+    surflevel->nblk_z  = ALIGN(surflevel->nblk_z, zalign);
+
+    /* macro tile per row */
+    mtile_pr = surflevel->nblk_x / xalign;
+    /* macro tile per slice */
+    mtile_ps = (mtile_pr * surflevel->nblk_y) / yalign;
+    surflevel->offset = offset;
+    surflevel->pitch_bytes = surflevel->nblk_x * bpe * surf->nsamples;
+    surflevel->slice_size = (uint64_t)mtile_ps * mtileb * slice_pt;
+
+    surf->bo_size = offset + surflevel->slice_size * surflevel->nblk_z * surf->array_size;
+}
+
+static int si_surface_init_linear_aligned(struct radeon_surface_manager *surf_man,
+                                          struct radeon_surface *surf,
+                                          unsigned tile_mode,
+                                          uint64_t offset, unsigned start_level)
+{
+    uint32_t xalign, yalign, zalign, slice_align;
+    unsigned i;
+
+    /* compute alignment */
+    if (!start_level) {
+        surf->bo_alignment = MAX2(256, surf_man->hw_info.group_bytes);
+    }
+    xalign = MAX2(8, 64 / surf->bpe);
+    yalign = 1;
+    zalign = 1;
+    slice_align = MAX2(64 * surf->bpe, surf_man->hw_info.group_bytes);
+
+    /* build mipmap tree */
+    for (i = start_level; i <= surf->last_level; i++) {
+        surf->level[i].mode = RADEON_SURF_MODE_LINEAR_ALIGNED;
+        si_surf_minify(surf, surf->level+i, surf->bpe, i, xalign, yalign, zalign, slice_align, offset);
+        /* level0 and first mipmap need to have alignment */
+        offset = surf->bo_size;
+        if (i == 0) {
+            offset = ALIGN(offset, surf->bo_alignment);
+        }
+        if (surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX) {
+            surf->tiling_index[i] = tile_mode;
+        }
+    }
+    return 0;
+}
+
+static int si_surface_init_1d(struct radeon_surface_manager *surf_man,
+                              struct radeon_surface *surf,
+                              struct radeon_surface_level *level,
+                              unsigned bpe, unsigned tile_mode,
+                              uint64_t offset, unsigned start_level)
+{
+    uint32_t xalign, yalign, zalign, slice_align;
+    unsigned alignment = MAX2(256, surf_man->hw_info.group_bytes);
+    unsigned i;
+
+    /* compute alignment */
+    xalign = 8;
+    yalign = 8;
+    zalign = 1;
+    slice_align = surf_man->hw_info.group_bytes;
+    if (surf->flags & RADEON_SURF_SCANOUT) {
+        xalign = MAX2((bpe == 1) ? 64 : 32, xalign);
+    }
+
+    if (start_level <= 1) {
+        surf->bo_alignment = MAX2(surf->bo_alignment, alignment);
+
+        if (offset) {
+            offset = ALIGN(offset, alignment);
+        }
+    }
+
+    /* build mipmap tree */
+    for (i = start_level; i <= surf->last_level; i++) {
+        level[i].mode = RADEON_SURF_MODE_1D;
+        si_surf_minify(surf, level+i, bpe, i, xalign, yalign, zalign, slice_align, offset);
+        /* level0 and first mipmap need to have alignment */
+        offset = surf->bo_size;
+        if (i == 0) {
+            offset = ALIGN(offset, alignment);
+        }
+        if (surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX) {
+            if (surf->level == level) {
+                surf->tiling_index[i] = tile_mode;
+                /* it's ok because stencil is done after */
+                surf->stencil_tiling_index[i] = tile_mode;
+            } else {
+                surf->stencil_tiling_index[i] = tile_mode;
+            }
+        }
+    }
+    return 0;
+}
+
+static int si_surface_init_1d_miptrees(struct radeon_surface_manager *surf_man,
+                                       struct radeon_surface *surf,
+                                       unsigned tile_mode, unsigned stencil_tile_mode)
+{
+    int r;
+
+    r = si_surface_init_1d(surf_man, surf, surf->level, surf->bpe, tile_mode, 0, 0);
+    if (r) {
+        return r;
+    }
+
+    if (surf->flags & RADEON_SURF_SBUFFER) {
+        r = si_surface_init_1d(surf_man, surf, surf->stencil_level, 1, stencil_tile_mode, surf->bo_size, 0);
+        surf->stencil_offset = surf->stencil_level[0].offset;
+    }
+    return r;
+}
+
+static int si_surface_init_2d(struct radeon_surface_manager *surf_man,
+                              struct radeon_surface *surf,
+                              struct radeon_surface_level *level,
+                              unsigned bpe, unsigned tile_mode,
+                              unsigned num_pipes, unsigned num_banks,
+                              unsigned tile_split,
+                              uint64_t offset,
+                              unsigned start_level)
+{
+    uint64_t aligned_offset = offset;
+    unsigned tilew, tileh, tileb;
+    unsigned mtilew, mtileh, mtileb;
+    unsigned slice_pt;
+    unsigned i;
+
+    /* compute tile values */
+    tilew = 8;
+    tileh = 8;
+    tileb = tilew * tileh * bpe * surf->nsamples;
+    /* slices per tile */
+    slice_pt = 1;
+    if (tileb > tile_split && tile_split) {
+        slice_pt = tileb / tile_split;
+    }
+    tileb = tileb / slice_pt;
+
+    /* macro tile width & height */
+    mtilew = (tilew * surf->bankw * num_pipes) * surf->mtilea;
+    mtileh = (tileh * surf->bankh * num_banks) / surf->mtilea;
+
+    /* macro tile bytes */
+    mtileb = (mtilew / tilew) * (mtileh / tileh) * tileb;
+
+    if (start_level <= 1) {
+        unsigned alignment = MAX2(256, mtileb);
+        surf->bo_alignment = MAX2(surf->bo_alignment, alignment);
+
+        if (aligned_offset) {
+            aligned_offset = ALIGN(aligned_offset, alignment);
+        }
+    }
+
+    /* build mipmap tree */
+    for (i = start_level; i <= surf->last_level; i++) {
+        level[i].mode = RADEON_SURF_MODE_2D;
+        si_surf_minify_2d(surf, level+i, bpe, i, slice_pt, mtilew, mtileh, 1, mtileb, aligned_offset);
+        if (level[i].mode == RADEON_SURF_MODE_1D) {
+            switch (tile_mode) {
+            case SI_TILE_MODE_COLOR_2D_8BPP:
+            case SI_TILE_MODE_COLOR_2D_16BPP:
+            case SI_TILE_MODE_COLOR_2D_32BPP:
+            case SI_TILE_MODE_COLOR_2D_64BPP:
+                tile_mode = SI_TILE_MODE_COLOR_1D;
+                break;
+            case SI_TILE_MODE_COLOR_2D_SCANOUT_16BPP:
+            case SI_TILE_MODE_COLOR_2D_SCANOUT_32BPP:
+                tile_mode = SI_TILE_MODE_COLOR_1D_SCANOUT;
+                break;
+            case SI_TILE_MODE_DEPTH_STENCIL_2D:
+                tile_mode = SI_TILE_MODE_DEPTH_STENCIL_1D;
+                break;
+            default:
+                return -EINVAL;
+            }
+            return si_surface_init_1d(surf_man, surf, level, bpe, tile_mode, offset, i);
+        }
+        /* level0 and first mipmap need to have alignment */
+        aligned_offset = offset = surf->bo_size;
+        if (i == 0) {
+            aligned_offset = ALIGN(aligned_offset, surf->bo_alignment);
+        }
+        if (surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX) {
+            if (surf->level == level) {
+                surf->tiling_index[i] = tile_mode;
+                /* it's ok because stencil is done after */
+                surf->stencil_tiling_index[i] = tile_mode;
+            } else {
+                surf->stencil_tiling_index[i] = tile_mode;
+            }
+        }
+    }
+    return 0;
+}
+
+static int si_surface_init_2d_miptrees(struct radeon_surface_manager *surf_man,
+                                       struct radeon_surface *surf,
+                                       unsigned tile_mode, unsigned stencil_tile_mode)
+{
+    unsigned num_pipes, num_banks;
+    uint32_t gb_tile_mode;
+    int r;
+
+    /* retrieve tiling mode value */
+    gb_tile_mode = surf_man->hw_info.tile_mode_array[tile_mode];
+    si_gb_tile_mode(gb_tile_mode, &num_pipes, &num_banks, NULL, NULL, NULL, NULL);
+
+    r = si_surface_init_2d(surf_man, surf, surf->level, surf->bpe, tile_mode, num_pipes, num_banks, surf->tile_split, 0, 0);
+    if (r) {
+        return r;
+    }
+
+    if (surf->flags & RADEON_SURF_SBUFFER) {
+        r = si_surface_init_2d(surf_man, surf, surf->stencil_level, 1, stencil_tile_mode, num_pipes, num_banks, surf->stencil_tile_split, surf->bo_size, 0);
+        surf->stencil_offset = surf->stencil_level[0].offset;
+    }
+    return r;
+}
+
+static int si_surface_init(struct radeon_surface_manager *surf_man,
+                           struct radeon_surface *surf)
+{
+    unsigned mode, tile_mode, stencil_tile_mode;
+    int r;
+
+    /* MSAA surfaces support the 2D mode only. */
+    if (surf->nsamples > 1) {
+        surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+        surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_2D, MODE);
+    }
+
+    /* tiling mode */
+    mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK;
+
+    if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) {
+        /* zbuffer only support 1D or 2D tiled surface */
+        switch (mode) {
+        case RADEON_SURF_MODE_1D:
+        case RADEON_SURF_MODE_2D:
+            break;
+        default:
+            mode = RADEON_SURF_MODE_1D;
+            surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+            surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE);
+            break;
+        }
+    }
+
+    r = si_surface_sanity(surf_man, surf, mode, &tile_mode, &stencil_tile_mode);
+    if (r) {
+        return r;
+    }
+
+    surf->stencil_offset = 0;
+    surf->bo_alignment = 0;
+
+    /* check tiling mode */
+    switch (mode) {
+    case RADEON_SURF_MODE_LINEAR:
+        r = r6_surface_init_linear(surf_man, surf, 0, 0);
+        break;
+    case RADEON_SURF_MODE_LINEAR_ALIGNED:
+        r = si_surface_init_linear_aligned(surf_man, surf, tile_mode, 0, 0);
+        break;
+    case RADEON_SURF_MODE_1D:
+        r = si_surface_init_1d_miptrees(surf_man, surf, tile_mode, stencil_tile_mode);
+        break;
+    case RADEON_SURF_MODE_2D:
+        r = si_surface_init_2d_miptrees(surf_man, surf, tile_mode, stencil_tile_mode);
+        break;
+    default:
+        return -EINVAL;
+    }
+    return r;
+}
+
+/*
+ * depending on surface
+ */
+static int si_surface_best(struct radeon_surface_manager *surf_man,
+                           struct radeon_surface *surf)
+{
+    unsigned mode, tile_mode, stencil_tile_mode;
+
+    /* tiling mode */
+    mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK;
+
+    if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER) &&
+        !(surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX)) {
+        /* depth/stencil force 1d tiling for old mesa */
+        surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+        surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE);
+    }
+
+    return si_surface_sanity(surf_man, surf, mode, &tile_mode, &stencil_tile_mode);
+}
+
+
+/* ===========================================================================
+ * Sea Islands family
+ */
+#define CIK__GB_TILE_MODE__PIPE_CONFIG(x)        (((x) >> 6) & 0x1f)
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P2               0
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P4_8x16          4
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P4_16x16         5
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P4_16x32         6
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P4_32x32         7
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P8_16x16_8x16    8
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_8x16    9
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_8x16    10
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_16x16   11
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x16   12
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x32   13
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P8_32x64_32x32   14
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_8X16   16
+#define     CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_16X16  17
+#define CIK__GB_TILE_MODE__TILE_SPLIT(x)         (((x) >> 11) & 0x7)
+#define     CIK__TILE_SPLIT__64B                         0
+#define     CIK__TILE_SPLIT__128B                        1
+#define     CIK__TILE_SPLIT__256B                        2
+#define     CIK__TILE_SPLIT__512B                        3
+#define     CIK__TILE_SPLIT__1024B                       4
+#define     CIK__TILE_SPLIT__2048B                       5
+#define     CIK__TILE_SPLIT__4096B                       6
+#define CIK__GB_TILE_MODE__SAMPLE_SPLIT(x)         (((x) >> 25) & 0x3)
+#define     CIK__SAMPLE_SPLIT__1                         0
+#define     CIK__SAMPLE_SPLIT__2                         1
+#define     CIK__SAMPLE_SPLIT__4                         2
+#define     CIK__SAMPLE_SPLIT__8                         3
+#define CIK__GB_MACROTILE_MODE__BANK_WIDTH(x)        ((x) & 0x3)
+#define     CIK__BANK_WIDTH__1                           0
+#define     CIK__BANK_WIDTH__2                           1
+#define     CIK__BANK_WIDTH__4                           2
+#define     CIK__BANK_WIDTH__8                           3
+#define CIK__GB_MACROTILE_MODE__BANK_HEIGHT(x)       (((x) >> 2) & 0x3)
+#define     CIK__BANK_HEIGHT__1                          0
+#define     CIK__BANK_HEIGHT__2                          1
+#define     CIK__BANK_HEIGHT__4                          2
+#define     CIK__BANK_HEIGHT__8                          3
+#define CIK__GB_MACROTILE_MODE__MACRO_TILE_ASPECT(x) (((x) >> 4) & 0x3)
+#define     CIK__MACRO_TILE_ASPECT__1                    0
+#define     CIK__MACRO_TILE_ASPECT__2                    1
+#define     CIK__MACRO_TILE_ASPECT__4                    2
+#define     CIK__MACRO_TILE_ASPECT__8                    3
+#define CIK__GB_MACROTILE_MODE__NUM_BANKS(x)         (((x) >> 6) & 0x3)
+#define     CIK__NUM_BANKS__2_BANK                       0
+#define     CIK__NUM_BANKS__4_BANK                       1
+#define     CIK__NUM_BANKS__8_BANK                       2
+#define     CIK__NUM_BANKS__16_BANK                      3
+
+
+static void cik_get_2d_params(struct radeon_surface_manager *surf_man,
+                              unsigned bpe, unsigned nsamples, bool is_color,
+                              unsigned tile_mode,
+                              uint32_t *num_pipes,
+                              uint32_t *tile_split_ptr,
+                              uint32_t *num_banks,
+                              uint32_t *macro_tile_aspect,
+                              uint32_t *bank_w,
+                              uint32_t *bank_h)
+{
+    uint32_t gb_tile_mode = surf_man->hw_info.tile_mode_array[tile_mode];
+    unsigned tileb_1x, tileb;
+    unsigned gb_macrotile_mode;
+    unsigned macrotile_index;
+    unsigned tile_split, sample_split;
+
+    if (num_pipes) {
+        switch (CIK__GB_TILE_MODE__PIPE_CONFIG(gb_tile_mode)) {
+        case CIK__PIPE_CONFIG__ADDR_SURF_P2:
+        default:
+            *num_pipes = 2;
+            break;
+        case CIK__PIPE_CONFIG__ADDR_SURF_P4_8x16:
+        case CIK__PIPE_CONFIG__ADDR_SURF_P4_16x16:
+        case CIK__PIPE_CONFIG__ADDR_SURF_P4_16x32:
+        case CIK__PIPE_CONFIG__ADDR_SURF_P4_32x32:
+            *num_pipes = 4;
+            break;
+        case CIK__PIPE_CONFIG__ADDR_SURF_P8_16x16_8x16:
+        case CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_8x16:
+        case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_8x16:
+        case CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_16x16:
+        case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x16:
+        case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x32:
+        case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x64_32x32:
+            *num_pipes = 8;
+            break;
+        case CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_8X16:
+        case CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_16X16:
+            *num_pipes = 16;
+            break;
+        }
+    }
+    switch (CIK__GB_TILE_MODE__TILE_SPLIT(gb_tile_mode)) {
+    default:
+    case CIK__TILE_SPLIT__64B:
+        tile_split = 64;
+        break;
+    case CIK__TILE_SPLIT__128B:
+        tile_split = 128;
+        break;
+    case CIK__TILE_SPLIT__256B:
+        tile_split = 256;
+        break;
+    case CIK__TILE_SPLIT__512B:
+        tile_split = 512;
+        break;
+    case CIK__TILE_SPLIT__1024B:
+        tile_split = 1024;
+        break;
+    case CIK__TILE_SPLIT__2048B:
+        tile_split = 2048;
+        break;
+    case CIK__TILE_SPLIT__4096B:
+        tile_split = 4096;
+        break;
+    }
+    switch (CIK__GB_TILE_MODE__SAMPLE_SPLIT(gb_tile_mode)) {
+    default:
+    case CIK__SAMPLE_SPLIT__1:
+        sample_split = 1;
+        break;
+    case CIK__SAMPLE_SPLIT__2:
+        sample_split = 2;
+        break;
+    case CIK__SAMPLE_SPLIT__4:
+        sample_split = 4;
+        break;
+    case CIK__SAMPLE_SPLIT__8:
+        sample_split = 8;
+        break;
+    }
+
+    /* Adjust the tile split. */
+    tileb_1x = 8 * 8 * bpe;
+    if (is_color) {
+        tile_split = MAX2(256, sample_split * tileb_1x);
+    }
+    tile_split = MIN2(surf_man->hw_info.row_size, tile_split);
+
+    /* Determine the macrotile index. */
+    tileb = MIN2(tile_split, nsamples * tileb_1x);
+
+    for (macrotile_index = 0; tileb > 64; macrotile_index++) {
+        tileb >>= 1;
+    }
+    gb_macrotile_mode = surf_man->hw_info.macrotile_mode_array[macrotile_index];
+
+    if (tile_split_ptr) {
+        *tile_split_ptr = tile_split;
+    }
+    if (num_banks) {
+        switch (CIK__GB_MACROTILE_MODE__NUM_BANKS(gb_macrotile_mode)) {
+        default:
+        case CIK__NUM_BANKS__2_BANK:
+            *num_banks = 2;
+            break;
+        case CIK__NUM_BANKS__4_BANK:
+            *num_banks = 4;
+            break;
+        case CIK__NUM_BANKS__8_BANK:
+            *num_banks = 8;
+            break;
+        case CIK__NUM_BANKS__16_BANK:
+            *num_banks = 16;
+            break;
+        }
+    }
+    if (macro_tile_aspect) {
+        switch (CIK__GB_MACROTILE_MODE__MACRO_TILE_ASPECT(gb_macrotile_mode)) {
+        default:
+        case CIK__MACRO_TILE_ASPECT__1:
+            *macro_tile_aspect = 1;
+            break;
+        case CIK__MACRO_TILE_ASPECT__2:
+            *macro_tile_aspect = 2;
+            break;
+        case CIK__MACRO_TILE_ASPECT__4:
+            *macro_tile_aspect = 4;
+            break;
+        case CIK__MACRO_TILE_ASPECT__8:
+            *macro_tile_aspect = 8;
+            break;
+        }
+    }
+    if (bank_w) {
+        switch (CIK__GB_MACROTILE_MODE__BANK_WIDTH(gb_macrotile_mode)) {
+        default:
+        case CIK__BANK_WIDTH__1:
+            *bank_w = 1;
+            break;
+        case CIK__BANK_WIDTH__2:
+            *bank_w = 2;
+            break;
+        case CIK__BANK_WIDTH__4:
+            *bank_w = 4;
+            break;
+        case CIK__BANK_WIDTH__8:
+            *bank_w = 8;
+            break;
+        }
+    }
+    if (bank_h) {
+        switch (CIK__GB_MACROTILE_MODE__BANK_HEIGHT(gb_macrotile_mode)) {
+        default:
+        case CIK__BANK_HEIGHT__1:
+            *bank_h = 1;
+            break;
+        case CIK__BANK_HEIGHT__2:
+            *bank_h = 2;
+            break;
+        case CIK__BANK_HEIGHT__4:
+            *bank_h = 4;
+            break;
+        case CIK__BANK_HEIGHT__8:
+            *bank_h = 8;
+            break;
+        }
+    }
+}
+
+static int cik_init_hw_info(struct radeon_surface_manager *surf_man)
+{
+    uint32_t tiling_config;
+    drmVersionPtr version;
+    int r;
+
+    r = radeon_get_value(surf_man->fd, RADEON_INFO_TILING_CONFIG,
+                         &tiling_config);
+    if (r) {
+        return r;
+    }
+
+    surf_man->hw_info.allow_2d = 0;
+    version = drmGetVersion(surf_man->fd);
+    if (version && version->version_minor >= 35) {
+        if (!radeon_get_value(surf_man->fd, RADEON_INFO_SI_TILE_MODE_ARRAY, surf_man->hw_info.tile_mode_array) &&
+	    !radeon_get_value(surf_man->fd, RADEON_INFO_CIK_MACROTILE_MODE_ARRAY, surf_man->hw_info.macrotile_mode_array)) {
+            surf_man->hw_info.allow_2d = 1;
+        }
+    }
+    drmFreeVersion(version);
+
+    switch (tiling_config & 0xf) {
+    case 0:
+        surf_man->hw_info.num_pipes = 1;
+        break;
+    case 1:
+        surf_man->hw_info.num_pipes = 2;
+        break;
+    case 2:
+        surf_man->hw_info.num_pipes = 4;
+        break;
+    case 3:
+        surf_man->hw_info.num_pipes = 8;
+        break;
+    default:
+        surf_man->hw_info.num_pipes = 8;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0xf0) >> 4) {
+    case 0:
+        surf_man->hw_info.num_banks = 4;
+        break;
+    case 1:
+        surf_man->hw_info.num_banks = 8;
+        break;
+    case 2:
+        surf_man->hw_info.num_banks = 16;
+        break;
+    default:
+        surf_man->hw_info.num_banks = 8;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0xf00) >> 8) {
+    case 0:
+        surf_man->hw_info.group_bytes = 256;
+        break;
+    case 1:
+        surf_man->hw_info.group_bytes = 512;
+        break;
+    default:
+        surf_man->hw_info.group_bytes = 256;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+
+    switch ((tiling_config & 0xf000) >> 12) {
+    case 0:
+        surf_man->hw_info.row_size = 1024;
+        break;
+    case 1:
+        surf_man->hw_info.row_size = 2048;
+        break;
+    case 2:
+        surf_man->hw_info.row_size = 4096;
+        break;
+    default:
+        surf_man->hw_info.row_size = 4096;
+        surf_man->hw_info.allow_2d = 0;
+        break;
+    }
+    return 0;
+}
+
+static int cik_surface_sanity(struct radeon_surface_manager *surf_man,
+                              struct radeon_surface *surf,
+                              unsigned mode, unsigned *tile_mode, unsigned *stencil_tile_mode)
+{
+    /* check surface dimension */
+    if (surf->npix_x > 16384 || surf->npix_y > 16384 || surf->npix_z > 16384) {
+        return -EINVAL;
+    }
+
+    /* check mipmap last_level */
+    if (surf->last_level > 15) {
+        return -EINVAL;
+    }
+
+    /* force 1d on kernel that can't do 2d */
+    if (mode > RADEON_SURF_MODE_1D &&
+        (!surf_man->hw_info.allow_2d || !(surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX))) {
+        if (surf->nsamples > 1) {
+            fprintf(stderr, "radeon: Cannot use 1D tiling for an MSAA surface (%i).\n", __LINE__);
+            return -EFAULT;
+        }
+        mode = RADEON_SURF_MODE_1D;
+        surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+        surf->flags |= RADEON_SURF_SET(mode, MODE);
+    }
+
+    if (surf->nsamples > 1 && mode != RADEON_SURF_MODE_2D) {
+        return -EINVAL;
+    }
+
+    if (!surf->tile_split) {
+        /* default value */
+        surf->mtilea = 1;
+        surf->bankw = 1;
+        surf->bankh = 1;
+        surf->tile_split = 64;
+        surf->stencil_tile_split = 64;
+    }
+
+    switch (mode) {
+    case RADEON_SURF_MODE_2D: {
+        if (surf->flags & RADEON_SURF_Z_OR_SBUFFER) {
+            switch (surf->nsamples) {
+            case 1:
+                *tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_64;
+                break;
+            case 2:
+            case 4:
+                *tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_128;
+                break;
+            case 8:
+                *tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_256;
+                break;
+            default:
+                return -EINVAL;
+            }
+
+            if (surf->flags & RADEON_SURF_SBUFFER) {
+                *stencil_tile_mode = *tile_mode;
+
+                cik_get_2d_params(surf_man, 1, surf->nsamples, false,
+                                  *stencil_tile_mode, NULL,
+                                  &surf->stencil_tile_split,
+                                  NULL, NULL, NULL, NULL);
+            }
+        } else if (surf->flags & RADEON_SURF_SCANOUT) {
+            *tile_mode = CIK_TILE_MODE_COLOR_2D_SCANOUT;
+        } else {
+            *tile_mode = CIK_TILE_MODE_COLOR_2D;
+        }
+
+        /* retrieve tiling mode values */
+        cik_get_2d_params(surf_man, surf->bpe, surf->nsamples,
+                          !(surf->flags & RADEON_SURF_Z_OR_SBUFFER), *tile_mode,
+                          NULL, &surf->tile_split, NULL, &surf->mtilea,
+                          &surf->bankw, &surf->bankh);
+        break;
+    }
+    case RADEON_SURF_MODE_1D:
+        if (surf->flags & RADEON_SURF_SBUFFER) {
+            *stencil_tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_1D;
+        }
+        if (surf->flags & RADEON_SURF_ZBUFFER) {
+            *tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_1D;
+        } else if (surf->flags & RADEON_SURF_SCANOUT) {
+            *tile_mode = SI_TILE_MODE_COLOR_1D_SCANOUT;
+        } else {
+            *tile_mode = SI_TILE_MODE_COLOR_1D;
+        }
+        break;
+    case RADEON_SURF_MODE_LINEAR_ALIGNED:
+    default:
+        *stencil_tile_mode = SI_TILE_MODE_COLOR_LINEAR_ALIGNED;
+        *tile_mode = SI_TILE_MODE_COLOR_LINEAR_ALIGNED;
+    }
+
+    return 0;
+}
+
+static int cik_surface_init_2d(struct radeon_surface_manager *surf_man,
+                               struct radeon_surface *surf,
+                               struct radeon_surface_level *level,
+                               unsigned bpe, unsigned tile_mode,
+                               unsigned tile_split,
+                               unsigned num_pipes, unsigned num_banks,
+                               uint64_t offset,
+                               unsigned start_level)
+{
+    uint64_t aligned_offset = offset;
+    unsigned tilew, tileh, tileb_1x, tileb;
+    unsigned mtilew, mtileh, mtileb;
+    unsigned slice_pt;
+    unsigned i;
+
+    /* compute tile values */
+    tilew = 8;
+    tileh = 8;
+    tileb_1x = tilew * tileh * bpe;
+
+    tile_split = MIN2(surf_man->hw_info.row_size, tile_split);
+
+    tileb = surf->nsamples * tileb_1x;
+
+    /* slices per tile */
+    slice_pt = 1;
+    if (tileb > tile_split && tile_split) {
+        slice_pt = tileb / tile_split;
+        tileb = tileb / slice_pt;
+    }
+
+    /* macro tile width & height */
+    mtilew = (tilew * surf->bankw * num_pipes) * surf->mtilea;
+    mtileh = (tileh * surf->bankh * num_banks) / surf->mtilea;
+
+    /* macro tile bytes */
+    mtileb = (mtilew / tilew) * (mtileh / tileh) * tileb;
+
+    if (start_level <= 1) {
+        unsigned alignment = MAX2(256, mtileb);
+        surf->bo_alignment = MAX2(surf->bo_alignment, alignment);
+
+        if (aligned_offset) {
+            aligned_offset = ALIGN(aligned_offset, alignment);
+        }
+    }
+
+    /* build mipmap tree */
+    for (i = start_level; i <= surf->last_level; i++) {
+        level[i].mode = RADEON_SURF_MODE_2D;
+        si_surf_minify_2d(surf, level+i, bpe, i, slice_pt, mtilew, mtileh, 1, mtileb, aligned_offset);
+        if (level[i].mode == RADEON_SURF_MODE_1D) {
+            switch (tile_mode) {
+            case CIK_TILE_MODE_COLOR_2D:
+                tile_mode = SI_TILE_MODE_COLOR_1D;
+                break;
+            case CIK_TILE_MODE_COLOR_2D_SCANOUT:
+                tile_mode = SI_TILE_MODE_COLOR_1D_SCANOUT;
+                break;
+            case CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_64:
+            case CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_128:
+            case CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_256:
+            case CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_512:
+            case CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_ROW_SIZE:
+                tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_1D;
+                break;
+            default:
+                return -EINVAL;
+            }
+            return si_surface_init_1d(surf_man, surf, level, bpe, tile_mode, offset, i);
+        }
+        /* level0 and first mipmap need to have alignment */
+        aligned_offset = offset = surf->bo_size;
+        if (i == 0) {
+            aligned_offset = ALIGN(aligned_offset, surf->bo_alignment);
+        }
+        if (surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX) {
+            if (surf->level == level) {
+                surf->tiling_index[i] = tile_mode;
+                /* it's ok because stencil is done after */
+                surf->stencil_tiling_index[i] = tile_mode;
+            } else {
+                surf->stencil_tiling_index[i] = tile_mode;
+            }
+        }
+    }
+    return 0;
+}
+
+static int cik_surface_init_2d_miptrees(struct radeon_surface_manager *surf_man,
+                                        struct radeon_surface *surf,
+                                        unsigned tile_mode, unsigned stencil_tile_mode)
+{
+    int r;
+    uint32_t num_pipes, num_banks;
+
+    cik_get_2d_params(surf_man, surf->bpe, surf->nsamples,
+                        !(surf->flags & RADEON_SURF_Z_OR_SBUFFER), tile_mode,
+                        &num_pipes, NULL, &num_banks, NULL, NULL, NULL);
+
+    r = cik_surface_init_2d(surf_man, surf, surf->level, surf->bpe, tile_mode,
+                            surf->tile_split, num_pipes, num_banks, 0, 0);
+    if (r) {
+        return r;
+    }
+
+    if (surf->flags & RADEON_SURF_SBUFFER) {
+        r = cik_surface_init_2d(surf_man, surf, surf->stencil_level, 1, stencil_tile_mode,
+                                surf->stencil_tile_split, num_pipes, num_banks,
+                                surf->bo_size, 0);
+        surf->stencil_offset = surf->stencil_level[0].offset;
+    }
+    return r;
+}
+
+static int cik_surface_init(struct radeon_surface_manager *surf_man,
+                            struct radeon_surface *surf)
+{
+    unsigned mode, tile_mode, stencil_tile_mode;
+    int r;
+
+    /* MSAA surfaces support the 2D mode only. */
+    if (surf->nsamples > 1) {
+        surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+        surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_2D, MODE);
+    }
+
+    /* tiling mode */
+    mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK;
+
+    if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) {
+        /* zbuffer only support 1D or 2D tiled surface */
+        switch (mode) {
+        case RADEON_SURF_MODE_1D:
+        case RADEON_SURF_MODE_2D:
+            break;
+        default:
+            mode = RADEON_SURF_MODE_1D;
+            surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+            surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE);
+            break;
+        }
+    }
+
+    r = cik_surface_sanity(surf_man, surf, mode, &tile_mode, &stencil_tile_mode);
+    if (r) {
+        return r;
+    }
+
+    surf->stencil_offset = 0;
+    surf->bo_alignment = 0;
+
+    /* check tiling mode */
+    switch (mode) {
+    case RADEON_SURF_MODE_LINEAR:
+        r = r6_surface_init_linear(surf_man, surf, 0, 0);
+        break;
+    case RADEON_SURF_MODE_LINEAR_ALIGNED:
+        r = si_surface_init_linear_aligned(surf_man, surf, tile_mode, 0, 0);
+        break;
+    case RADEON_SURF_MODE_1D:
+        r = si_surface_init_1d_miptrees(surf_man, surf, tile_mode, stencil_tile_mode);
+        break;
+    case RADEON_SURF_MODE_2D:
+        r = cik_surface_init_2d_miptrees(surf_man, surf, tile_mode, stencil_tile_mode);
+        break;
+    default:
+        return -EINVAL;
+    }
+    return r;
+}
+
+/*
+ * depending on surface
+ */
+static int cik_surface_best(struct radeon_surface_manager *surf_man,
+                            struct radeon_surface *surf)
+{
+    unsigned mode, tile_mode, stencil_tile_mode;
+
+    /* tiling mode */
+    mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK;
+
+    if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER) &&
+        !(surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX)) {
+        /* depth/stencil force 1d tiling for old mesa */
+        surf->flags = RADEON_SURF_CLR(surf->flags, MODE);
+        surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE);
+    }
+
+    return cik_surface_sanity(surf_man, surf, mode, &tile_mode, &stencil_tile_mode);
+}
+
+
+/* ===========================================================================
+ * public API
+ */
+drm_public struct radeon_surface_manager *
+radeon_surface_manager_new(int fd)
+{
+    struct radeon_surface_manager *surf_man;
+
+    surf_man = calloc(1, sizeof(struct radeon_surface_manager));
+    if (surf_man == NULL) {
+        return NULL;
+    }
+    surf_man->fd = fd;
+    if (radeon_get_value(fd, RADEON_INFO_DEVICE_ID, &surf_man->device_id)) {
+        goto out_err;
+    }
+    if (radeon_get_family(surf_man)) {
+        goto out_err;
+    }
+
+    if (surf_man->family <= CHIP_RV740) {
+        if (r6_init_hw_info(surf_man)) {
+            goto out_err;
+        }
+        surf_man->surface_init = &r6_surface_init;
+        surf_man->surface_best = &r6_surface_best;
+    } else if (surf_man->family <= CHIP_ARUBA) {
+        if (eg_init_hw_info(surf_man)) {
+            goto out_err;
+        }
+        surf_man->surface_init = &eg_surface_init;
+        surf_man->surface_best = &eg_surface_best;
+    } else if (surf_man->family < CHIP_BONAIRE) {
+        if (si_init_hw_info(surf_man)) {
+            goto out_err;
+        }
+        surf_man->surface_init = &si_surface_init;
+        surf_man->surface_best = &si_surface_best;
+    } else {
+        if (cik_init_hw_info(surf_man)) {
+            goto out_err;
+        }
+        surf_man->surface_init = &cik_surface_init;
+        surf_man->surface_best = &cik_surface_best;
+    }
+
+    return surf_man;
+out_err:
+    free(surf_man);
+    return NULL;
+}
+
+drm_public void
+radeon_surface_manager_free(struct radeon_surface_manager *surf_man)
+{
+    free(surf_man);
+}
+
+static int radeon_surface_sanity(struct radeon_surface_manager *surf_man,
+                                 struct radeon_surface *surf,
+                                 unsigned type,
+                                 unsigned mode)
+{
+    if (surf_man == NULL || surf_man->surface_init == NULL || surf == NULL) {
+        return -EINVAL;
+    }
+
+    /* all dimension must be at least 1 ! */
+    if (!surf->npix_x || !surf->npix_y || !surf->npix_z) {
+        return -EINVAL;
+    }
+    if (!surf->blk_w || !surf->blk_h || !surf->blk_d) {
+        return -EINVAL;
+    }
+    if (!surf->array_size) {
+        return -EINVAL;
+    }
+    /* array size must be a power of 2 */
+    surf->array_size = next_power_of_two(surf->array_size);
+
+    switch (surf->nsamples) {
+    case 1:
+    case 2:
+    case 4:
+    case 8:
+        break;
+    default:
+        return -EINVAL;
+    }
+    /* check type */
+    switch (type) {
+    case RADEON_SURF_TYPE_1D:
+        if (surf->npix_y > 1) {
+            return -EINVAL;
+        }
+        /* fallthrough */
+    case RADEON_SURF_TYPE_2D:
+        if (surf->npix_z > 1) {
+            return -EINVAL;
+        }
+        break;
+    case RADEON_SURF_TYPE_CUBEMAP:
+        if (surf->npix_z > 1) {
+            return -EINVAL;
+        }
+        /* deal with cubemap as they were texture array */
+        if (surf_man->family >= CHIP_RV770) {
+            surf->array_size = 8;
+        } else {
+            surf->array_size = 6;
+        }
+        break;
+    case RADEON_SURF_TYPE_3D:
+        break;
+    case RADEON_SURF_TYPE_1D_ARRAY:
+        if (surf->npix_y > 1) {
+            return -EINVAL;
+        }
+    case RADEON_SURF_TYPE_2D_ARRAY:
+        break;
+    default:
+        return -EINVAL;
+    }
+    return 0;
+}
+
+drm_public int
+radeon_surface_init(struct radeon_surface_manager *surf_man,
+                    struct radeon_surface *surf)
+{
+    unsigned mode, type;
+    int r;
+
+    type = RADEON_SURF_GET(surf->flags, TYPE);
+    mode = RADEON_SURF_GET(surf->flags, MODE);
+
+    r = radeon_surface_sanity(surf_man, surf, type, mode);
+    if (r) {
+        return r;
+    }
+    return surf_man->surface_init(surf_man, surf);
+}
+
+drm_public int
+radeon_surface_best(struct radeon_surface_manager *surf_man,
+                    struct radeon_surface *surf)
+{
+    unsigned mode, type;
+    int r;
+
+    type = RADEON_SURF_GET(surf->flags, TYPE);
+    mode = RADEON_SURF_GET(surf->flags, MODE);
+
+    r = radeon_surface_sanity(surf_man, surf, type, mode);
+    if (r) {
+        return r;
+    }
+    return surf_man->surface_best(surf_man, surf);
+}