ata: Add and use ata_print_version_once

Use a single mechanism to show driver version.
Reduces text a tiny bit too.

Remove uses of static int printed_version
Add and use ata_print_version(const struct device *, const char *ver)
and ata_print_version_once.

$ size drivers/ata/built-in.*
   text	   data	    bss	    dec	    hex	filename
 544969	  73893	 116584	 735446	  b38d6	drivers/ata/built-in.allyesconfig.ata.o
 543870	  73893	 116592	 734355	  b34ad	drivers/ata/built-in.allyesconfig.print_once.o
 141328	  14689	   4220	 160237	  271ed	drivers/ata/built-in.defconfig.ata.o
 141212	  14689	   4220	 160121	  27179	drivers/ata/built-in.defconfig.print_once.o

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 85f7b148f1a1..6ea99df87146 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1059,7 +1059,6 @@ static inline void ahci_gtf_filter_workaround(struct ata_host *host)
 
 static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
-        static int printed_version;
         unsigned int board_id = ent->driver_data;
         struct ata_port_info pi = ahci_port_info[board_id];
         const struct ata_port_info *ppi[] = { &pi, NULL };
@@ -1072,8 +1071,7 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 
         WARN_ON((int)ATA_MAX_QUEUE > AHCI_MAX_CMDS);
 
-        if (!printed_version++)
-                dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
+        ata_print_version_once(&pdev->dev, DRV_VERSION);
 
         /* The AHCI driver can only drive the SATA ports, the PATA driver
            can drive them all so if both drivers are selected make sure