1 files changed, 8 insertions, 5 deletions

diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index d623451cbf46..16092538e0bb 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -941,6 +941,8 @@ struct hdspm {
 
         cycles_t last_interrupt;
 
+        unsigned int serial;
+
         struct hdspm_peak_rms peak_rms;
 };
 
@@ -4694,7 +4696,7 @@ snd_hdspm_proc_read_madi(struct snd_info_entry * entry,
 
         snd_iprintf(buffer, "HW Serial: 0x%06x%06x\n",
                         (hdspm_read(hdspm, HDSPM_midiStatusIn1)>>8) & 0xFFFFFF,
-                        (hdspm_read(hdspm, HDSPM_midiStatusIn0)>>8) & 0xFFFFFF);
+                        hdspm->serial);
 
         snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n",
                         hdspm->irq, hdspm->port, (unsigned long)hdspm->iobase);
@@ -6266,8 +6268,7 @@ static int snd_hdspm_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
                 hdspm_version.card_type = hdspm->io_type;
                 strncpy(hdspm_version.cardname, hdspm->card_name,
                                 sizeof(hdspm_version.cardname));
-                hdspm_version.serial = (hdspm_read(hdspm,
-                                        HDSPM_midiStatusIn0)>>8) & 0xFFFFFF;
+                hdspm_version.serial = hdspm->serial;
                 hdspm_version.firmware_rev = hdspm->firmware_rev;
                 hdspm_version.addons = 0;
                 if (hdspm->tco)
@@ -6866,12 +6867,14 @@ static int __devinit snd_hdspm_probe(struct pci_dev *pci,
         }
 
         if (hdspm->io_type != MADIface) {
+                hdspm->serial = (hdspm_read(hdspm,
+                                HDSPM_midiStatusIn0)>>8) & 0xFFFFFF;
                 sprintf(card->shortname, "%s_%x",
                         hdspm->card_name,
-                        (hdspm_read(hdspm, HDSPM_midiStatusIn0)>>8) & 0xFFFFFF);
+                        hdspm->serial);
                 sprintf(card->longname, "%s S/N 0x%x at 0x%lx, irq %d",
                         hdspm->card_name,
-                        (hdspm_read(hdspm, HDSPM_midiStatusIn0)>>8) & 0xFFFFFF,
+                        hdspm->serial,
                         hdspm->port, hdspm->irq);
         } else {
                 sprintf(card->shortname, "%s", hdspm->card_name);