From fd5a75fe00ec13311289928c2cb17d8676f8db45 Mon Sep 17 00:00:00 2001 From: Mike Isely Date: Wed, 27 Dec 2006 23:11:22 -0300 Subject: [PATCH] V4L/DVB (5040): Pvrusb2: Use enumeration for minor number get / store code Signed-off-by: Mike Isely Signed-off-by: Mauro Carvalho Chehab --- .../video/pvrusb2/pvrusb2-hdw-internal.h | 3 ++- drivers/media/video/pvrusb2/pvrusb2-hdw.c | 23 +++++++++++++------ drivers/media/video/pvrusb2/pvrusb2-hdw.h | 5 ++-- drivers/media/video/pvrusb2/pvrusb2-sysfs.c | 6 +++-- drivers/media/video/pvrusb2/pvrusb2-v4l2.c | 8 +++---- 5 files changed, 28 insertions(+), 17 deletions(-) diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h b/drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h index 4f69431a8f..e6d546f56d 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw-internal.h @@ -283,7 +283,8 @@ struct pvr2_hdw { /* 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 4b45299e18..6acd73ca9e 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c @@ -1898,9 +1898,8 @@ struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf, 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_cpufw_get(struct pvr2_hdw *hdw,unsigned int offs, } -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 b1d80bd267..fa3769a244 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw.h +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.h @@ -206,10 +206,11 @@ int pvr2_hdw_cpufw_get(struct pvr2_hdw *,unsigned int offs, 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 d583c9777b..0f8021e2dd 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c +++ b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c @@ -732,7 +732,8 @@ static ssize_t v4l_minor_number_show(struct class_device *class_dev,char *buf) 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 @@ static ssize_t v4l_radio_minor_number_show(struct class_device *class_dev, 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 3cea6101e9..4acbbc71f7 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_dev_destroy(struct pvr2_v4l2_dev *dip) 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 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip, } pvr2_hdw_v4l_store_minor_number(vp->channel.mc_head->hdw, - cfg-1,dip->devbase.minor); + cfg,dip->devbase.minor); } -- 2.39.5