ALSA: hdsp - allow proc reporting with disconnected io box

the hdsp driver refuses to report any information via the proc
interface, if the io box is not connected. with this patch, the
content of the control and status registers is printed before the
iobox check.

Signed-off-by: Tim Blechmann <tim@klingt.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 22 insertions, 17 deletions

diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
index 3da5c029f93b..7bb827c7d806 100644
--- a/sound/pci/rme9652/hdsp.c
+++ b/sound/pci/rme9652/hdsp.c
@@ -3294,15 +3294,33 @@ snd_hdsp_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
 	char *clock_source;
 	int x;
 
-	if (hdsp_check_for_iobox (hdsp)) {
-		snd_iprintf(buffer, "No I/O box connected.\nPlease connect one and upload firmware.\n");
+	status = hdsp_read(hdsp, HDSP_statusRegister);
+	status2 = hdsp_read(hdsp, HDSP_status2Register);
+
+	snd_iprintf(buffer, "%s (Card #%d)\n", hdsp->card_name,
+		    hdsp->card->number + 1);
+	snd_iprintf(buffer, "Buffers: capture %p playback %p\n",
+		    hdsp->capture_buffer, hdsp->playback_buffer);
+	snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n",
+		    hdsp->irq, hdsp->port, (unsigned long)hdsp->iobase);
+	snd_iprintf(buffer, "Control register: 0x%x\n", hdsp->control_register);
+	snd_iprintf(buffer, "Control2 register: 0x%x\n",
+		    hdsp->control2_register);
+	snd_iprintf(buffer, "Status register: 0x%x\n", status);
+	snd_iprintf(buffer, "Status2 register: 0x%x\n", status2);
+
+	if (hdsp_check_for_iobox(hdsp)) {
+		snd_iprintf(buffer, "No I/O box connected.\n"
+			    "Please connect one and upload firmware.\n");
 		return;
-        }
+	}
 
 	if (hdsp_check_for_firmware(hdsp, 0)) {
 		if (hdsp->state & HDSP_FirmwareCached) {
 			if (snd_hdsp_load_firmware_from_cache(hdsp) != 0) {
-				snd_iprintf(buffer, "Firmware loading from cache failed, please upload manually.\n");
+				snd_iprintf(buffer, "Firmware loading from "
+					    "cache failed, "
+					    "please upload manually.\n");
 				return;
 			}
 		} else {
@@ -3319,18 +3337,6 @@ snd_hdsp_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
 		}
 	}
 
-	status = hdsp_read(hdsp, HDSP_statusRegister);
-	status2 = hdsp_read(hdsp, HDSP_status2Register);
-
-	snd_iprintf(buffer, "%s (Card #%d)\n", hdsp->card_name, hdsp->card->number + 1);
-	snd_iprintf(buffer, "Buffers: capture %p playback %p\n",
-		    hdsp->capture_buffer, hdsp->playback_buffer);
-	snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n",
-		    hdsp->irq, hdsp->port, (unsigned long)hdsp->iobase);
-	snd_iprintf(buffer, "Control register: 0x%x\n", hdsp->control_register);
-	snd_iprintf(buffer, "Control2 register: 0x%x\n", hdsp->control2_register);
-	snd_iprintf(buffer, "Status register: 0x%x\n", status);
-	snd_iprintf(buffer, "Status2 register: 0x%x\n", status2);
 	snd_iprintf(buffer, "FIFO status: %d\n", hdsp_read(hdsp, HDSP_fifoStatus) & 0xff);
 	snd_iprintf(buffer, "MIDI1 Output status: 0x%x\n", hdsp_read(hdsp, HDSP_midiStatusOut0));
 	snd_iprintf(buffer, "MIDI1 Input status: 0x%x\n", hdsp_read(hdsp, HDSP_midiStatusIn0));
@@ -3351,7 +3357,6 @@ snd_hdsp_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
 
 	snd_iprintf(buffer, "\n");
 
-
 	switch (hdsp_clock_source(hdsp)) {
 	case HDSP_CLOCK_SOURCE_AUTOSYNC:
 		clock_source = "AutoSync";