#ifdef DRV_ROCKCHIP
#include <errno.h>
+#include <rockchip_drm.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
#include <sys/mman.h>
#include <xf86drm.h>
-#include <rockchip_drm.h>
#include "drv_priv.h"
#include "helpers.h"
#include "util.h"
-static const uint32_t supported_formats[] = {
- DRM_FORMAT_ABGR8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_RGB565,
- DRM_FORMAT_XBGR8888, DRM_FORMAT_XRGB8888, DRM_FORMAT_YVU420,
- DRM_FORMAT_YVU420_ANDROID
+struct rockchip_private_map_data {
+ void *cached_addr;
+ void *gem_addr;
};
-static int afbc_bo_from_format(struct bo *bo, uint32_t width, uint32_t height,
- uint32_t format)
+static const uint32_t render_target_formats[] = { DRM_FORMAT_ABGR8888, DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_RGB565, DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_XRGB8888 };
+
+static const uint32_t texture_source_formats[] = { DRM_FORMAT_R8, DRM_FORMAT_NV12,
+ DRM_FORMAT_YVU420, DRM_FORMAT_YVU420_ANDROID };
+
+static int afbc_bo_from_format(struct bo *bo, uint32_t width, uint32_t height, uint32_t format)
{
/* We've restricted ourselves to four bytes per pixel. */
const uint32_t pixel_size = 4;
* alignement for the body plane. */
const uint32_t body_plane_alignment = 1024;
- const uint32_t body_plane_offset =
- ALIGN(header_plane_size, body_plane_alignment);
- const uint32_t total_size =
- body_plane_offset + body_plane_size;
+ const uint32_t body_plane_offset = ALIGN(header_plane_size, body_plane_alignment);
+ const uint32_t total_size = body_plane_offset + body_plane_size;
bo->strides[0] = width_in_blocks * block_width * pixel_size;
bo->sizes[0] = total_size;
static int rockchip_add_kms_item(struct driver *drv, const struct kms_item *item)
{
int ret;
- uint32_t i;
- uint64_t flags;
+ uint32_t i, j;
+ uint64_t use_flags;
struct combination *combo;
struct format_metadata metadata;
- for (i = 0; i < drv->backend->combos.size; i++) {
- combo = &drv->backend->combos.data[i];
+ for (i = 0; i < drv->combos.size; i++) {
+ combo = &drv->combos.data[i];
if (combo->format == item->format) {
- if (item->modifier ==
- DRM_FORMAT_MOD_CHROMEOS_ROCKCHIP_AFBC) {
- flags = BO_USE_RENDERING | BO_USE_SCANOUT |
- BO_USE_TEXTURE;
+ if (item->modifier == DRM_FORMAT_MOD_CHROMEOS_ROCKCHIP_AFBC) {
+ use_flags = BO_USE_RENDERING | BO_USE_SCANOUT | BO_USE_TEXTURE;
metadata.modifier = item->modifier;
metadata.tiling = 0;
metadata.priority = 2;
- ret = drv_add_combination(drv, item[i].format,
- &metadata, flags);
+ for (j = 0; j < ARRAY_SIZE(texture_source_formats); j++) {
+ if (item->format == texture_source_formats[j])
+ use_flags &= ~BO_USE_RENDERING;
+ }
+
+ ret =
+ drv_add_combination(drv, item[i].format, &metadata, use_flags);
if (ret)
return ret;
} else {
- combo->usage |= item->usage;
+ combo->use_flags |= item->use_flags;
}
}
}
metadata.tiling = 0;
metadata.priority = 1;
- metadata.modifier = DRM_FORMAT_MOD_NONE;
+ metadata.modifier = DRM_FORMAT_MOD_LINEAR;
+
+ ret = drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats),
+ &metadata, BO_USE_RENDER_MASK);
+ if (ret)
+ return ret;
- ret = drv_add_combinations(drv, supported_formats,
- ARRAY_SIZE(supported_formats), &metadata,
- BO_COMMON_USE_MASK);
+ ret = drv_add_combinations(drv, texture_source_formats, ARRAY_SIZE(texture_source_formats),
+ &metadata, BO_USE_TEXTURE_MASK);
if (ret)
return ret;
- drv_modify_combination(drv, DRM_FORMAT_XRGB8888, &metadata,
- BO_USE_CURSOR | BO_USE_SCANOUT);
- drv_modify_combination(drv, DRM_FORMAT_ARGB8888, &metadata,
- BO_USE_CURSOR | BO_USE_SCANOUT);
+ drv_modify_combination(drv, DRM_FORMAT_XRGB8888, &metadata, BO_USE_CURSOR | BO_USE_SCANOUT);
+ drv_modify_combination(drv, DRM_FORMAT_ARGB8888, &metadata, BO_USE_CURSOR | BO_USE_SCANOUT);
+
+ /* Camera ISP supports only NV12 output. */
+ drv_modify_combination(drv, DRM_FORMAT_NV12, &metadata,
+ BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE);
+ /*
+ * R8 format is used for Android's HAL_PIXEL_FORMAT_BLOB and is used for JPEG snapshots
+ * from camera.
+ */
+ drv_modify_combination(drv, DRM_FORMAT_R8, &metadata,
+ BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE);
items = drv_query_kms(drv, &num_items);
if (!items || !num_items)
static bool has_modifier(const uint64_t *list, uint32_t count, uint64_t modifier)
{
uint32_t i;
-
for (i = 0; i < count; i++)
if (list[i] == modifier)
return true;
return false;
}
-static int rockchip_bo_create_with_modifiers(struct bo *bo,
- uint32_t width, uint32_t height,
- uint32_t format,
- const uint64_t *modifiers,
+static int rockchip_bo_create_with_modifiers(struct bo *bo, uint32_t width, uint32_t height,
+ uint32_t format, const uint64_t *modifiers,
uint32_t count)
{
int ret;
uint32_t aligned_height = DIV_ROUND_UP(h_mbs * 16 * 3, 2);
drv_bo_from_format(bo, aligned_width, height, format);
- bo->total_size = bo->strides[0] * aligned_height
- + w_mbs * h_mbs * 128;
+ bo->total_size = bo->strides[0] * aligned_height + w_mbs * h_mbs * 128;
} else if (width <= 2560 &&
- has_modifier(modifiers, count,
- DRM_FORMAT_MOD_CHROMEOS_ROCKCHIP_AFBC)) {
+ has_modifier(modifiers, count, DRM_FORMAT_MOD_CHROMEOS_ROCKCHIP_AFBC)) {
/* If the caller has decided they can use AFBC, always
* pick that */
afbc_bo_from_format(bo, width, height, format);
} else {
- if (!has_modifier(modifiers, count, DRM_FORMAT_MOD_NONE)) {
+ if (!has_modifier(modifiers, count, DRM_FORMAT_MOD_LINEAR)) {
errno = EINVAL;
fprintf(stderr, "no usable modifier found\n");
return -1;
}
+ uint32_t stride;
/*
* Since the ARM L1 cache line size is 64 bytes, align to that
- * as a performance optimization.
+ * as a performance optimization. For YV12, the Mali cmem allocator
+ * requires that chroma planes are aligned to 64-bytes, so align the
+ * luma plane to 128 bytes.
*/
- uint32_t bytes_per_pixel = drv_stride_from_format(format, 1, 0);
- width = ALIGN(width, DIV_ROUND_UP(64, bytes_per_pixel));
- drv_bo_from_format(bo, width, height, format);
+ stride = drv_stride_from_format(format, width, 0);
+ if (format == DRM_FORMAT_YVU420 || format == DRM_FORMAT_YVU420_ANDROID)
+ stride = ALIGN(stride, 128);
+ else
+ stride = ALIGN(stride, 64);
+
+ drv_bo_from_format(bo, stride, height, format);
}
memset(&gem_create, 0, sizeof(gem_create));
gem_create.size = bo->total_size;
- ret = drmIoctl(bo->drv->fd, DRM_IOCTL_ROCKCHIP_GEM_CREATE,
- &gem_create);
+ ret = drmIoctl(bo->drv->fd, DRM_IOCTL_ROCKCHIP_GEM_CREATE, &gem_create);
if (ret) {
- fprintf(stderr, "drv: DRM_IOCTL_ROCKCHIP_GEM_CREATE failed "
- "(size=%llu)\n", gem_create.size);
+ fprintf(stderr, "drv: DRM_IOCTL_ROCKCHIP_GEM_CREATE failed (size=%llu)\n",
+ gem_create.size);
return ret;
}
return 0;
}
-static int rockchip_bo_create(struct bo *bo, uint32_t width, uint32_t height,
- uint32_t format, uint32_t flags)
+static int rockchip_bo_create(struct bo *bo, uint32_t width, uint32_t height, uint32_t format,
+ uint64_t use_flags)
{
- uint64_t modifiers[] = { DRM_FORMAT_MOD_NONE };
-
- return rockchip_bo_create_with_modifiers(bo, width, height, format,
- modifiers, ARRAY_SIZE(modifiers));
+ uint64_t modifiers[] = { DRM_FORMAT_MOD_LINEAR };
+ return rockchip_bo_create_with_modifiers(bo, width, height, format, modifiers,
+ ARRAY_SIZE(modifiers));
}
-static void *rockchip_bo_map(struct bo *bo, struct map_info *data, size_t plane)
+static void *rockchip_bo_map(struct bo *bo, struct map_info *data, size_t plane, uint32_t map_flags)
{
int ret;
struct drm_rockchip_gem_map_off gem_map;
+ struct rockchip_private_map_data *priv;
/* We can only map buffers created with SW access flags, which should
* have no modifiers (ie, not AFBC). */
memset(&gem_map, 0, sizeof(gem_map));
gem_map.handle = bo->handles[0].u32;
- ret = drmIoctl(bo->drv->fd, DRM_IOCTL_ROCKCHIP_GEM_MAP_OFFSET,
- &gem_map);
+ ret = drmIoctl(bo->drv->fd, DRM_IOCTL_ROCKCHIP_GEM_MAP_OFFSET, &gem_map);
if (ret) {
- fprintf(stderr,
- "drv: DRM_IOCTL_ROCKCHIP_GEM_MAP_OFFSET failed\n");
+ fprintf(stderr, "drv: DRM_IOCTL_ROCKCHIP_GEM_MAP_OFFSET failed\n");
return MAP_FAILED;
}
+ void *addr = mmap(0, bo->total_size, drv_get_prot(map_flags), MAP_SHARED, bo->drv->fd,
+ gem_map.offset);
+
data->length = bo->total_size;
- return mmap(0, bo->total_size, PROT_READ | PROT_WRITE, MAP_SHARED,
- bo->drv->fd, gem_map.offset);
+ if (bo->use_flags & BO_USE_RENDERSCRIPT) {
+ priv = calloc(1, sizeof(*priv));
+ priv->cached_addr = calloc(1, bo->total_size);
+ priv->gem_addr = addr;
+ memcpy(priv->cached_addr, priv->gem_addr, bo->total_size);
+ data->priv = priv;
+ addr = priv->cached_addr;
+ }
+
+ return addr;
+}
+
+static int rockchip_bo_unmap(struct bo *bo, struct map_info *data)
+{
+ if (data->priv) {
+ struct rockchip_private_map_data *priv = data->priv;
+ data->addr = priv->gem_addr;
+ free(priv->cached_addr);
+ free(priv);
+ data->priv = NULL;
+ }
+
+ return munmap(data->addr, data->length);
}
-static uint32_t rockchip_resolve_format(uint32_t format)
+static int rockchip_bo_flush(struct bo *bo, struct map_info *data)
+{
+ struct rockchip_private_map_data *priv = data->priv;
+ if (priv && (data->map_flags & BO_MAP_WRITE))
+ memcpy(priv->gem_addr, priv->cached_addr, bo->total_size);
+
+ return 0;
+}
+
+static uint32_t rockchip_resolve_format(uint32_t format, uint64_t use_flags)
{
switch (format) {
case DRM_FORMAT_FLEX_IMPLEMENTATION_DEFINED:
+ /* Camera subsystem requires NV12. */
+ if (use_flags & (BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE))
+ return DRM_FORMAT_NV12;
/*HACK: See b/28671744 */
return DRM_FORMAT_XBGR8888;
case DRM_FORMAT_FLEX_YCbCr_420_888:
}
}
-struct backend backend_rockchip =
-{
+struct backend backend_rockchip = {
.name = "rockchip",
.init = rockchip_init,
.bo_create = rockchip_bo_create,
.bo_destroy = drv_gem_bo_destroy,
.bo_import = drv_prime_bo_import,
.bo_map = rockchip_bo_map,
+ .bo_unmap = rockchip_bo_unmap,
+ .bo_flush = rockchip_bo_flush,
.resolve_format = rockchip_resolve_format,
};