read_csr_e_stat
u32 (*read_csr_e_stat)(void __iomem *csr_base_addr, u32 bank);
ret = check_stat(ops->read_csr_e_stat, state->ringestat, "ringestat",
state->ringestat = ops->read_csr_e_stat(base, bank);
csr_ops->read_csr_e_stat = read_csr_e_stat;
csr_ops->read_csr_e_stat = read_csr_e_stat;
e_stat = csr_ops->read_csr_e_stat(csr_etr, bank_idx);
empty_rings = csr_ops->read_csr_e_stat(bank->csr_addr,
empty = csr_ops->read_csr_e_stat(csr, bank->bank_number);
empty = csr_ops->read_csr_e_stat(csr, bank->bank_number);