pub fn xsyevd_buffer_size<TA: DataTypeLike, TW: DataTypeLike>(
ctx: &Context,
params: &Params,
mode: EigenMode,
fill_mode: FillMode,
n: usize,
a: &DeviceMemory<TA>,
lda: usize,
w: &DeviceMemory<TW>,
) -> Result<WorkspaceSizes>