V4L/DVB (6055): ivtv: improve debug messages

- add FILE debug flag for open/close/read/write/poll.
- show cmd for encoder/decoder command ioctl.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 14 insertions, 4 deletions

diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c
index 3591518ed358..93ddea49f0ed 100644
--- a/drivers/media/video/ivtv/ivtv-driver.c
+++ b/drivers/media/video/ivtv/ivtv-driver.c
@@ -186,8 +186,18 @@ MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60");
 MODULE_PARM_DESC(secam, "Set SECAM standard: B, G, H, D, K, L, LC");
 MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J, K");
 MODULE_PARM_DESC(debug,
-                 "Debug level (bitmask). Default: errors only\n"
-                 "\t\t\t(debug = 1023 gives full debugging)");
+                 "Debug level (bitmask). Default: 0\n"
+                 "\t\t\t   1/0x0001: warning\n"
+                 "\t\t\t   2/0x0002: info\n"
+                 "\t\t\t   4/0x0004: mailbox\n"
+                 "\t\t\t   8/0x0008: ioctl\n"
+                 "\t\t\t  16/0x0010: file\n"
+                 "\t\t\t  32/0x0020: dma\n"
+                 "\t\t\t  64/0x0040: irq\n"
+                 "\t\t\t 128/0x0080: decoder\n"
+                 "\t\t\t 256/0x0100: yuv\n"
+                 "\t\t\t 512/0x0200: i2c\n"
+                 "\t\t\t1024/0x0400: high volume\n");
 MODULE_PARM_DESC(ivtv_pci_latency,
                  "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n"
                  "\t\t\tDefault: Yes");
@@ -1354,9 +1364,9 @@ static int module_start(void)
                 return -1;
         }
 
-        if (ivtv_debug < 0 || ivtv_debug > 1023) {
+        if (ivtv_debug < 0 || ivtv_debug > 2047) {
                 ivtv_debug = 0;
-                printk(KERN_INFO "ivtv:  Debug value must be >= 0 and <= 1023\n");
+                printk(KERN_INFO "ivtv:  Debug value must be >= 0 and <= 2047\n");
         }
 
         if (pci_register_driver(&ivtv_pci_driver)) {