V4L/DVB (5040): Pvrusb2: Use enumeration for minor number get / store code
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h b/drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h
index 4f69431..e6d546f 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h
@@ -283,7 +283,8 @@
/* Minor numbers used by v4l logic (yes, this is a hack, as there
should be no v4l junk here). Probably a better way to do this. */
- int v4l_minor_number[3];
+ int v4l_minor_number_mpeg;
+ int v4l_minor_number_radio;
/* Location of eeprom or a negative number if none */
int eeprom_addr;
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
index 4b45299..6acd73c 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
@@ -1898,9 +1898,8 @@
hdw->eeprom_addr = -1;
hdw->unit_number = -1;
- hdw->v4l_minor_number[0] = -1;
- hdw->v4l_minor_number[1] = -1;
- hdw->v4l_minor_number[2] = -1;
+ hdw->v4l_minor_number_mpeg = -1;
+ hdw->v4l_minor_number_radio = -1;
hdw->ctl_write_buffer = kmalloc(PVR2_CTL_BUFFSIZE,GFP_KERNEL);
if (!hdw->ctl_write_buffer) goto fail;
hdw->ctl_read_buffer = kmalloc(PVR2_CTL_BUFFSIZE,GFP_KERNEL);
@@ -2548,16 +2547,26 @@
}
-int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *hdw,int index)
+int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *hdw,
+ enum pvr2_config index)
{
- return hdw->v4l_minor_number[index];
+ switch (index) {
+ case pvr2_config_mpeg: return hdw->v4l_minor_number_mpeg;
+ case pvr2_config_radio: return hdw->v4l_minor_number_radio;
+ default: return -1;
+ }
}
/* Store a v4l minor device number */
-void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *hdw,int index,int v)
+void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *hdw,
+ enum pvr2_config index,int v)
{
- hdw->v4l_minor_number[index] = v;
+ switch (index) {
+ case pvr2_config_mpeg: hdw->v4l_minor_number_mpeg = v;
+ case pvr2_config_radio: hdw->v4l_minor_number_radio = v;
+ default: break;
+ }
}
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.h b/drivers/media/video/pvrusb2/pvrusb2-hdw.h
index b1d80bd..fa3769a 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw.h
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.h
@@ -206,10 +206,11 @@
char *buf,unsigned int cnt);
/* Retrieve a previously stored v4l minor device number */
-int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *,int);
+int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *,enum pvr2_config index);
/* Store a v4l minor device number */
-void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *,int,int);
+void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *,
+ enum pvr2_config index,int);
/* Direct read/write access to chip's registers:
chip_id - unique id of chip (e.g. I2C_DRIVERD_xxxx)
diff --git a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c
index d583c97..0f8021e 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c
@@ -732,7 +732,8 @@
sfp = (struct pvr2_sysfs *)class_dev->class_data;
if (!sfp) return -EINVAL;
return scnprintf(buf,PAGE_SIZE,"%d\n",
- pvr2_hdw_v4l_get_minor_number(sfp->channel.hdw,0));
+ pvr2_hdw_v4l_get_minor_number(sfp->channel.hdw,
+ pvr2_config_mpeg));
}
@@ -743,7 +744,8 @@
sfp = (struct pvr2_sysfs *)class_dev->class_data;
if (!sfp) return -EINVAL;
return scnprintf(buf,PAGE_SIZE,"%d\n",
- pvr2_hdw_v4l_get_minor_number(sfp->channel.hdw,2));
+ pvr2_hdw_v4l_get_minor_number(sfp->channel.hdw,
+ pvr2_config_radio));
}
diff --git a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
index 3cea610..4acbbc7 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
@@ -725,11 +725,9 @@
static void pvr2_v4l2_destroy_no_lock(struct pvr2_v4l2 *vp)
{
pvr2_hdw_v4l_store_minor_number(vp->channel.mc_head->hdw,
- pvr2_config_mpeg-1,-1);
+ pvr2_config_mpeg,-1);
pvr2_hdw_v4l_store_minor_number(vp->channel.mc_head->hdw,
- pvr2_config_vbi-1,-1);
- pvr2_hdw_v4l_store_minor_number(vp->channel.mc_head->hdw,
- pvr2_config_radio-1,-1);
+ pvr2_config_radio,-1);
pvr2_v4l2_dev_destroy(vp->vdev);
pvr2_trace(PVR2_TRACE_STRUCT,"Destroying pvr2_v4l2 id=%p",vp);
@@ -1135,7 +1133,7 @@
}
pvr2_hdw_v4l_store_minor_number(vp->channel.mc_head->hdw,
- cfg-1,dip->devbase.minor);
+ cfg,dip->devbase.minor);
}