[media] cx88: make core less verbose

Along the time, several debug messages were added at cx88-cards.
While those are still useful to track some troubles with
tuners, they're too verbose:
[ 5768.281801] cx88[0]: Calling XC2028/3028 callback
[ 5768.287388] cx88[0]: Calling XC2028/3028 callback
[ 5768.292575] cx88[0]: Calling XC2028/3028 callback
[ 5768.299408] cx88[0]: Calling XC2028/3028 callback
[ 5768.306244] cx88[0]: Calling XC2028/3028 callback
...

and, most of the time, useless.

So, disable them, except if core_debug modprobe parameter
is used.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

3 files changed, 25 insertions, 18 deletions

diff --git a/drivers/media/pci/cx88/cx88-cards.c b/drivers/media/pci/cx88/cx88-cards.c
index 07b700a9ed7f..a87a0e19593e 100644
--- a/drivers/media/pci/cx88/cx88-cards.c
+++ b/drivers/media/pci/cx88/cx88-cards.c
@@ -59,6 +59,11 @@ MODULE_PARM_DESC(disable_ir, "Disable IR support");
 #define err_printk(core, fmt, arg...) \
         printk(KERN_ERR "%s: " fmt, core->name , ## arg)
 
+#define dprintk(level,fmt, arg...)      do {                            \
+        if (cx88_core_debug >= level)                                   \
+                printk(KERN_DEBUG "%s: " fmt, core->name , ## arg);     \
+        } while(0)
+
 
 /* ------------------------------------------------------------------ */
 /* board config info                                                  */
@@ -3134,7 +3139,7 @@ static int cx88_xc2028_tuner_callback(struct cx88_core *core,
         case XC2028_TUNER_RESET:
                 switch (INPUT(core->input).type) {
                 case CX88_RADIO:
-                        info_printk(core, "setting GPIO to radio!\n");
+                        dprintk(1, "setting GPIO to radio!\n");
                         cx_write(MO_GP0_IO, 0x4ff);
                         mdelay(250);
                         cx_write(MO_GP2_IO, 0xff);
@@ -3142,7 +3147,7 @@ static int cx88_xc2028_tuner_callback(struct cx88_core *core,
                         break;
                 case CX88_VMUX_DVB:     /* Digital TV*/
                 default:                /* Analog TV */
-                        info_printk(core, "setting GPIO to TV!\n");
+                        dprintk(1, "setting GPIO to TV!\n");
                         break;
                 }
                 cx_write(MO_GP1_IO, 0x101010);
@@ -3200,8 +3205,7 @@ static int cx88_xc5000_tuner_callback(struct cx88_core *core,
                            not having any tuning at all. */
                         return 0;
                 } else {
-                        err_printk(core, "xc5000: unknown tuner "
-                                   "callback command.\n");
+                        dprintk(1, "xc5000: unknown tuner callback command.\n");
                         return -EINVAL;
                 }
                 break;
@@ -3212,8 +3216,7 @@ static int cx88_xc5000_tuner_callback(struct cx88_core *core,
                         cx_set(MO_GP0_IO, 0x00000010);
                         return 0;
                 } else {
-                        printk(KERN_ERR
-                                "xc5000: unknown tuner callback command.\n");
+                        dprintk(1, "xc5000: unknown tuner callback command.\n");
                         return -EINVAL;
                 }
                 break;
@@ -3243,13 +3246,13 @@ int cx88_tuner_callback(void *priv, int component, int command, int arg)
 
         switch (core->board.tuner_type) {
                 case TUNER_XC2028:
-                        info_printk(core, "Calling XC2028/3028 callback\n");
+                        dprintk(1, "Calling XC2028/3028 callback\n");
                         return cx88_xc2028_tuner_callback(core, command, arg);
                 case TUNER_XC4000:
-                        info_printk(core, "Calling XC4000 callback\n");
+                        dprintk(1, "Calling XC4000 callback\n");
                         return cx88_xc4000_tuner_callback(core, command, arg);
                 case TUNER_XC5000:
-                        info_printk(core, "Calling XC5000 callback\n");
+                        dprintk(1, "Calling XC5000 callback\n");
                         return cx88_xc5000_tuner_callback(core, command, arg);
         }
         err_printk(core, "Error: Calling callback for tuner %d\n",
@@ -3590,8 +3593,8 @@ static void cx88_card_setup(struct cx88_core *core)
                 memset(&xc2028_cfg, 0, sizeof(xc2028_cfg));
                 xc2028_cfg.tuner = TUNER_XC2028;
                 xc2028_cfg.priv  = &ctl;
-                info_printk(core, "Asking xc2028/3028 to load firmware %s\n",
-                            ctl.fname);
+                dprintk(1, "Asking xc2028/3028 to load firmware %s\n",
+                        ctl.fname);
                 call_all(core, tuner, s_config, &xc2028_cfg);
         }
         call_all(core, core, s_power, 0);
@@ -3760,8 +3763,8 @@ struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr)
         if (radio[core->nr] != UNSET)
                 core->board.radio_type = radio[core->nr];
 
-        info_printk(core, "TV tuner type %d, Radio tuner type %d\n",
-                    core->board.tuner_type, core->board.radio_type);
+        dprintk(1, "TV tuner type %d, Radio tuner type %d\n",
+                core->board.tuner_type, core->board.radio_type);
 
         /* init hardware */
         cx88_reset(core);
diff --git a/drivers/media/pci/cx88/cx88-core.c b/drivers/media/pci/cx88/cx88-core.c
index 39f095c37ffd..c8f3dcc579d4 100644
--- a/drivers/media/pci/cx88/cx88-core.c
+++ b/drivers/media/pci/cx88/cx88-core.c
@@ -48,9 +48,9 @@ MODULE_LICENSE("GPL");
 
 /* ------------------------------------------------------------------ */
 
-static unsigned int core_debug;
-module_param(core_debug,int,0644);
-MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
+unsigned int cx88_core_debug;
+module_param_named(core_debug, cx88_core_debug, int, 0644);
+MODULE_PARM_DESC(core_debug, "enable debug messages [core]");
 
 static unsigned int nicam;
 module_param(nicam,int,0644);
@@ -60,8 +60,10 @@ static unsigned int nocomb;
 module_param(nocomb,int,0644);
 MODULE_PARM_DESC(nocomb,"disable comb filter");
 
-#define dprintk(level,fmt, arg...)      if (core_debug >= level)        \
-        printk(KERN_DEBUG "%s: " fmt, core->name , ## arg)
+#define dprintk(level,fmt, arg...)      do {                            \
+        if (cx88_core_debug >= level)                                   \
+                printk(KERN_DEBUG "%s: " fmt, core->name , ## arg);     \
+        } while(0)
 
 static unsigned int cx88_devcount;
 static LIST_HEAD(cx88_devlist);
diff --git a/drivers/media/pci/cx88/cx88.h b/drivers/media/pci/cx88/cx88.h
index 4e29c9deb684..51ce2c0e8bc1 100644
--- a/drivers/media/pci/cx88/cx88.h
+++ b/drivers/media/pci/cx88/cx88.h
@@ -618,6 +618,8 @@ struct cx8802_dev {
 /* ----------------------------------------------------------- */
 /* cx88-core.c                                                 */
 
+extern unsigned int cx88_core_debug;
+
 extern void cx88_print_irqbits(const char *name, const char *tag, const char *strings[],
                                int len, u32 bits, u32 mask);