From 584dd5cb41152b87e4ca6ef4fa69ce5e9dd27347 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Wed, 6 Sep 2006 12:13:37 +0200
Subject: [PATCH] --- yaml --- r: 34938 b: refs/heads/master c:
 311e70a4741c736795da082da7290164d9cf3726 h: refs/heads/master v: v3

---
 [refs]                         |  2 +-
 trunk/sound/pci/rme9652/hdsp.c | 48 +++++++++++++++++++++++++---------
 2 files changed, 36 insertions(+), 14 deletions(-)

diff --git a/[refs] b/[refs]
index 2a032ecab72a..70ea385f37d9 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ea543f1ee61bbfdf6cac4b79d66c7840d5b00037
+refs/heads/master: 311e70a4741c736795da082da7290164d9cf3726
diff --git a/trunk/sound/pci/rme9652/hdsp.c b/trunk/sound/pci/rme9652/hdsp.c
index e5a52da77b85..d3e07de433b0 100644
--- a/trunk/sound/pci/rme9652/hdsp.c
+++ b/trunk/sound/pci/rme9652/hdsp.c
@@ -726,22 +726,36 @@ static int hdsp_get_iobox_version (struct hdsp *hdsp)
 }
 
 
-static int hdsp_check_for_firmware (struct hdsp *hdsp, int show_err)
+#ifdef HDSP_FW_LOADER
+static int __devinit hdsp_request_fw_loader(struct hdsp *hdsp);
+#endif
+
+static int hdsp_check_for_firmware (struct hdsp *hdsp, int load_on_demand)
 {
-	if (hdsp->io_type == H9652 || hdsp->io_type == H9632) return 0;
+	if (hdsp->io_type == H9652 || hdsp->io_type == H9632)
+		return 0;
 	if ((hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DllError) != 0) {
-		snd_printk(KERN_ERR "Hammerfall-DSP: firmware not present.\n");
 		hdsp->state &= ~HDSP_FirmwareLoaded;
-		if (! show_err)
+		if (! load_on_demand)
 			return -EIO;
+		snd_printk(KERN_ERR "Hammerfall-DSP: firmware not present.\n");
 		/* try to load firmware */
-		if (hdsp->state & HDSP_FirmwareCached) {
-			if (snd_hdsp_load_firmware_from_cache(hdsp) != 0)
-				snd_printk(KERN_ERR "Hammerfall-DSP: Firmware loading from cache failed, please upload manually.\n");
-		} else {
-			snd_printk(KERN_ERR "Hammerfall-DSP: No firmware loaded nor cached, please upload firmware.\n");
+		if (! (hdsp->state & HDSP_FirmwareCached)) {
+#ifdef HDSP_FW_LOADER
+			if (! hdsp_request_fw_loader(hdsp))
+				return 0;
+#endif
+			snd_printk(KERN_ERR
+				   "Hammerfall-DSP: No firmware loaded nor "
+				   "cached, please upload firmware.\n");
+			return -EIO;
+		}
+		if (snd_hdsp_load_firmware_from_cache(hdsp) != 0) {
+			snd_printk(KERN_ERR
+				   "Hammerfall-DSP: Firmware loading from "
+				   "cache failed, please upload manually.\n");
+			return -EIO;
 		}
-		return -EIO;
 	}
 	return 0;
 }
@@ -3181,8 +3195,16 @@ snd_hdsp_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
 				return;
 			}
 		} else {
-			snd_iprintf(buffer, "No firmware loaded nor cached, please upload firmware.\n");
-			return;
+			int err = -EINVAL;
+#ifdef HDSP_FW_LOADER
+			err = hdsp_request_fw_loader(hdsp);
+#endif
+			if (err < 0) {
+				snd_iprintf(buffer,
+					    "No firmware loaded nor cached, "
+					    "please upload firmware.\n");
+				return;
+			}
 		}
 	}
 	
@@ -3851,7 +3873,7 @@ static int snd_hdsp_trigger(struct snd_pcm_substream *substream, int cmd)
 	if (hdsp_check_for_iobox (hdsp))
 		return -EIO;
 
-	if (hdsp_check_for_firmware(hdsp, 1))
+	if (hdsp_check_for_firmware(hdsp, 0)) /* no auto-loading in trigger */
 		return -EIO;
 
 	spin_lock(&hdsp->lock);