2022-03-28 22:17:27

by Mauro Carvalho Chehab

[permalink] [raw]
Subject: [PATCH 15/26] media: dvb-usb: m920x: use an enum for the device number

The device number is currently a value that needs to be the same
on two separate tables, but the code doesn't actually enforce it,
leading to errors as boards get added or removed.

Fix it by using an enum.

Signed-off-by: Mauro Carvalho Chehab <[email protected]>
---

To avoid mailbombing on a large number of people, only mailing lists were C/C on the cover.
See [PATCH 00/26] at: https://lore.kernel.org/all/[email protected]/

drivers/media/usb/dvb-usb/m920x.c | 51 ++++++++++++++++++-------------
include/media/dvb-usb-ids.h | 10 +++---
2 files changed, 35 insertions(+), 26 deletions(-)

diff --git a/drivers/media/usb/dvb-usb/m920x.c b/drivers/media/usb/dvb-usb/m920x.c
index 691e05833db1..548199cd86f6 100644
--- a/drivers/media/usb/dvb-usb/m920x.c
+++ b/drivers/media/usb/dvb-usb/m920x.c
@@ -897,20 +897,29 @@ static int m920x_probe(struct usb_interface *intf,
return ret;
}

-static struct usb_device_id m920x_table [] = {
- { USB_DEVICE(USB_VID_MSI, USB_PID_MSI_MEGASKY580) },
- { USB_DEVICE(USB_VID_ANUBIS_ELECTRONIC,
- USB_PID_MSI_DIGI_VOX_MINI_II) },
- { USB_DEVICE(USB_VID_ANUBIS_ELECTRONIC,
- USB_PID_LIFEVIEW_TV_WALKER_TWIN_COLD) },
- { USB_DEVICE(USB_VID_ANUBIS_ELECTRONIC,
- USB_PID_LIFEVIEW_TV_WALKER_TWIN_WARM) },
- { USB_DEVICE(USB_VID_DPOSH, USB_PID_DPOSH_M9206_COLD) },
- { USB_DEVICE(USB_VID_DPOSH, USB_PID_DPOSH_M9206_WARM) },
- { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_PINNACLE_PCTV310E) },
- { USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_TWINHAN_VP7049) },
- { } /* Terminating entry */
+enum {
+ MSI_MEGASKY580,
+ ANUBIS_MSI_DIGI_VOX_MINI_II,
+ ANUBIS_LIFEVIEW_TV_WALKER_TWIN_COLD,
+ ANUBIS_LIFEVIEW_TV_WALKER_TWIN_WARM,
+ DPOSH_M9206_COLD,
+ DPOSH_M9206_WARM,
+ VISIONPLUS_PINNACLE_PCTV310E,
+ AZUREWAVE_TWINHAN_VP7049,
};
+
+static struct usb_device_id m920x_table[] = {
+ DVB_USB_DEV(MSI, MSI_MEGASKY580),
+ DVB_USB_DEV(ANUBIS_ELECTRONIC, ANUBIS_MSI_DIGI_VOX_MINI_II),
+ DVB_USB_DEV(ANUBIS_ELECTRONIC, ANUBIS_LIFEVIEW_TV_WALKER_TWIN_COLD),
+ DVB_USB_DEV(ANUBIS_ELECTRONIC, ANUBIS_LIFEVIEW_TV_WALKER_TWIN_WARM),
+ DVB_USB_DEV(DPOSH, DPOSH_M9206_COLD),
+ DVB_USB_DEV(DPOSH, DPOSH_M9206_WARM),
+ DVB_USB_DEV(VISIONPLUS, VISIONPLUS_PINNACLE_PCTV310E),
+ DVB_USB_DEV(AZUREWAVE, AZUREWAVE_TWINHAN_VP7049),
+ { }
+};
+
MODULE_DEVICE_TABLE (usb, m920x_table);

static struct dvb_usb_device_properties megasky_properties = {
@@ -962,7 +971,7 @@ static struct dvb_usb_device_properties megasky_properties = {
.num_device_descs = 1,
.devices = {
{ "MSI Mega Sky 580 DVB-T USB2.0",
- { &m920x_table[0], NULL },
+ { &m920x_table[MSI_MEGASKY580], NULL },
{ NULL },
}
}
@@ -1010,7 +1019,7 @@ static struct dvb_usb_device_properties digivox_mini_ii_properties = {
.num_device_descs = 1,
.devices = {
{ "MSI DIGI VOX mini II DVB-T USB2.0",
- { &m920x_table[1], NULL },
+ { &m920x_table[ANUBIS_MSI_DIGI_VOX_MINI_II], NULL },
{ NULL },
},
}
@@ -1097,8 +1106,8 @@ static struct dvb_usb_device_properties tvwalkertwin_properties = {
.num_device_descs = 1,
.devices = {
{ .name = "LifeView TV Walker Twin DVB-T USB2.0",
- .cold_ids = { &m920x_table[2], NULL },
- .warm_ids = { &m920x_table[3], NULL },
+ .cold_ids = { &m920x_table[ANUBIS_LIFEVIEW_TV_WALKER_TWIN_COLD], NULL },
+ .warm_ids = { &m920x_table[ANUBIS_LIFEVIEW_TV_WALKER_TWIN_WARM], NULL },
},
}
};
@@ -1139,8 +1148,8 @@ static struct dvb_usb_device_properties dposh_properties = {
.num_device_descs = 1,
.devices = {
{ .name = "Dposh DVB-T USB2.0",
- .cold_ids = { &m920x_table[4], NULL },
- .warm_ids = { &m920x_table[5], NULL },
+ .cold_ids = { &m920x_table[DPOSH_M9206_COLD], NULL },
+ .warm_ids = { &m920x_table[DPOSH_M9206_WARM], NULL },
},
}
};
@@ -1195,7 +1204,7 @@ static struct dvb_usb_device_properties pinnacle_pctv310e_properties = {
.num_device_descs = 1,
.devices = {
{ "Pinnacle PCTV 310e",
- { &m920x_table[6], NULL },
+ { &m920x_table[VISIONPLUS_PINNACLE_PCTV310E], NULL },
{ NULL },
}
}
@@ -1250,7 +1259,7 @@ static struct dvb_usb_device_properties vp7049_properties = {
.num_device_descs = 1,
.devices = {
{ "DTV-DVB UDTT7049",
- { &m920x_table[7], NULL },
+ { &m920x_table[AZUREWAVE_TWINHAN_VP7049], NULL },
{ NULL },
}
}
diff --git a/include/media/dvb-usb-ids.h b/include/media/dvb-usb-ids.h
index e41902d06ccc..10d73c108149 100644
--- a/include/media/dvb-usb-ids.h
+++ b/include/media/dvb-usb-ids.h
@@ -106,6 +106,9 @@
#define USB_PID_AME_DTV5100 0xa232
#define USB_PID_ANCHOR_NEBULA_DIGITV 0x0201
#define USB_PID_ANSONIC_DVBT_USB 0x6000
+#define USB_PID_ANUBIS_LIFEVIEW_TV_WALKER_TWIN_COLD 0x0514
+#define USB_PID_ANUBIS_LIFEVIEW_TV_WALKER_TWIN_WARM 0x0513
+#define USB_PID_ANUBIS_MSI_DIGI_VOX_MINI_II 0x1513
#define USB_PID_ANYSEE 0x861f
#define USB_PID_ARTEC_T14BR 0x810f
#define USB_PID_ARTEC_T14_COLD 0x810b
@@ -149,6 +152,7 @@
#define USB_PID_AZUREWAVE_6007 0x0ccd
#define USB_PID_AZUREWAVE_AD_TU700 0x3237
#define USB_PID_AZUREWAVE_AZ6027 0x3275
+#define USB_PID_AZUREWAVE_TWINHAN_VP7049 0x3219
#define USB_PID_COMPRO_DVBU2000_COLD 0xd000
#define USB_PID_COMPRO_DVBU2000_UNK_COLD 0x010c
#define USB_PID_COMPRO_DVBU2000_UNK_WARM 0x010d
@@ -283,14 +287,11 @@
#define USB_PID_KWORLD_VSTREAM_WARM 0x17df
#define USB_PID_KYE_DVB_T_COLD 0x701e
#define USB_PID_KYE_DVB_T_WARM 0x701f
-#define USB_PID_LIFEVIEW_TV_WALKER_TWIN_COLD 0x0514
-#define USB_PID_LIFEVIEW_TV_WALKER_TWIN_WARM 0x0513
#define USB_PID_LITEON_DVB_T_COLD 0xf000
#define USB_PID_LITEON_DVB_T_WARM 0xf001
#define USB_PID_MEDION_MD95700 0x0932
#define USB_PID_MIGLIA_WT220U_ZAP250_COLD 0x0220
#define USB_PID_MSI_DIGIVOX_DUO 0x8801
-#define USB_PID_MSI_DIGI_VOX_MINI_II 0x1513
#define USB_PID_MSI_DIGI_VOX_MINI_III 0x8807
#define USB_PID_MSI_MEGASKY580 0x5580
#define USB_PID_MSI_MEGASKY580_55801 0x5581
@@ -317,7 +318,6 @@
#define USB_PID_PINNACLE_EXPRESSCARD_320CX 0x022e
#define USB_PID_PINNACLE_PCTV2000E 0x022c
#define USB_PID_PINNACLE_PCTV282E 0x0248
-#define USB_PID_PINNACLE_PCTV310E 0x3211
#define USB_PID_PINNACLE_PCTV340E 0x023d
#define USB_PID_PINNACLE_PCTV340E_SE 0x023e
#define USB_PID_PINNACLE_PCTV71E 0x022b
@@ -416,7 +416,6 @@
#define USB_PID_TWINHAN_VP7041_WARM 0x3202
#define USB_PID_TWINHAN_VP7045_COLD 0x3205
#define USB_PID_TWINHAN_VP7045_WARM 0x3206
-#define USB_PID_TWINHAN_VP7049 0x3219
#define USB_PID_ULTIMA_TVBOX_AN2235_COLD 0x8107
#define USB_PID_ULTIMA_TVBOX_AN2235_WARM 0x8108
#define USB_PID_ULTIMA_TVBOX_ANCHOR_COLD 0x2235
@@ -429,6 +428,7 @@
#define USB_PID_UNIWILL_STK7700P 0x6003
#define USB_PID_UNK_HYPER_PALTEK_COLD 0x005e
#define USB_PID_UNK_HYPER_PALTEK_WARM 0x005f
+#define USB_PID_VISIONPLUS_PINNACLE_PCTV310E 0x3211
#define USB_PID_WIDEVIEW_DTT200U_COLD 0x0201
#define USB_PID_WIDEVIEW_DTT200U_WARM 0x0301
#define USB_PID_WIDEVIEW_WT220U_COLD 0x0222
--
2.35.1