[libata] Address some checkpatch-spotted issues

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

diff --cc drivers/ata/pata_pcmcia.c
Simple merge

diff --cc drivers/ata/pdc_adma.c
Simple merge

diff --cc drivers/ata/sata_inic162x.c
Simple merge

diff --cc drivers/ata/sata_mv.c
Simple merge

diff --cc drivers/ata/sata_nv.c
Simple merge

diff --cc drivers/ata/sata_promise.c
Simple merge

diff --cc drivers/ata/sata_qstor.c
Simple merge

diff --cc drivers/ata/sata_sil.c
Simple merge

diff --cc drivers/ata/sata_sil24.c
Simple merge

diff --cc drivers/ata/sata_sis.c
Simple merge

diff --cc drivers/ata/sata_svw.c
Simple merge

diff --cc drivers/ata/sata_sx4.c
Simple merge

diff --cc drivers/ata/sata_uli.c
Simple merge

diff --cc drivers/ata/sata_via.c
Simple merge

diff --cc drivers/ata/sata_vsc.c
Simple merge