static void
radv_make_buffer_descriptor(struct radv_device *device,
struct radv_buffer *buffer,
VkFormat vk_format,
unsigned offset,
unsigned range,
uint32_t *state)
{
const struct vk_format_description *desc;
unsigned stride;
uint64_t gpu_address = device->ws->buffer_get_va(buffer->bo);
uint64_t va = gpu_address + buffer->offset;
unsigned num_format, data_format;
int first_non_void;
desc = vk_format_description(vk_format);
first_non_void = vk_format_get_first_non_void_channel(vk_format);
stride = desc->block.bits / 8;
num_format = radv_translate_buffer_numformat(desc, first_non_void);
data_format = radv_translate_buffer_dataformat(desc, first_non_void);
va += offset;
state[0] = va;
state[1] = S_008F04_BASE_ADDRESS_HI(va >> 32) |
S_008F04_STRIDE(stride);
state[2] = range;
state[3] = S_008F0C_DST_SEL_X(radv_map_swizzle(desc->swizzle[0])) |
S_008F0C_DST_SEL_Y(radv_map_swizzle(desc->swizzle[1])) |
S_008F0C_DST_SEL_Z(radv_map_swizzle(desc->swizzle[2])) |
S_008F0C_DST_SEL_W(radv_map_swizzle(desc->swizzle[3])) |
S_008F0C_NUM_FORMAT(num_format) |
S_008F0C_DATA_FORMAT(data_format);
}
static bool radv_is_buffer_format_supported(VkFormat format)
{
const struct vk_format_description *desc = vk_format_description(format);
unsigned data_format, num_format;
if (!desc || format == VK_FORMAT_UNDEFINED)
return false;
data_format = radv_translate_buffer_dataformat(desc,
vk_format_get_first_non_void_channel(format));
num_format = radv_translate_buffer_numformat(desc,
vk_format_get_first_non_void_channel(format));
return data_format != V_008F0C_BUF_DATA_FORMAT_INVALID &&
num_format != ~0;
}
