V4L/DVB (7116): budget-av: Add support for KNC TV Station Plus X4

Add support for KNC TV Station Plus X4, sub-system id 0x1894:0x0015.
Based on a patch submitted by Johannes Deisenhofer.

Thanks-to: Johannes Deisenhofer <jo.deisenhofer@googlemail.com>
Signed-off-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/dvb/ttpci/budget-av.c b/drivers/media/dvb/ttpci/budget-av.c
index 3439c98..15fa88a 100644
--- a/drivers/media/dvb/ttpci/budget-av.c
+++ b/drivers/media/dvb/ttpci/budget-av.c
@@ -896,6 +896,7 @@
 #define SUBID_DVBS_CINERGY1200		0x1154
 #define SUBID_DVBS_CYNERGY1200N 	0x1155
 #define SUBID_DVBS_TV_STAR		0x0014
+#define SUBID_DVBS_TV_STAR_PLUS_X4	0x0015
 #define SUBID_DVBS_TV_STAR_CI		0x0016
 #define SUBID_DVBS_EASYWATCH_1  	0x001a
 #define SUBID_DVBS_EASYWATCH_2  	0x001b
@@ -957,6 +958,7 @@
 		break;
 
 	case SUBID_DVBS_TV_STAR:
+	case SUBID_DVBS_TV_STAR_PLUS_X4:
 	case SUBID_DVBS_TV_STAR_CI:
 	case SUBID_DVBS_CYNERGY1200N:
 	case SUBID_DVBS_EASYWATCH:
@@ -1249,6 +1251,7 @@
 MAKE_BUDGET_INFO(satewplc, "Satelco EasyWatch DVB-C", BUDGET_KNC1CP);
 MAKE_BUDGET_INFO(satewcmk3, "Satelco EasyWatch DVB-C MK3", BUDGET_KNC1C_MK3);
 MAKE_BUDGET_INFO(knc1sp, "KNC1 DVB-S Plus", BUDGET_KNC1SP);
+MAKE_BUDGET_INFO(knc1spx4, "KNC1 DVB-S Plus X4", BUDGET_KNC1SP);
 MAKE_BUDGET_INFO(knc1cp, "KNC1 DVB-C Plus", BUDGET_KNC1CP);
 MAKE_BUDGET_INFO(knc1cmk3, "KNC1 DVB-C MK3", BUDGET_KNC1C_MK3);
 MAKE_BUDGET_INFO(knc1cpmk3, "KNC1 DVB-C Plus MK3", BUDGET_KNC1CP_MK3);
@@ -1266,6 +1269,7 @@
 	MAKE_EXTENSION_PCI(knc1sp, 0x1131, 0x0011),
 	MAKE_EXTENSION_PCI(knc1sp, 0x1894, 0x0011),
 	MAKE_EXTENSION_PCI(kncxs, 0x1894, 0x0014),
+	MAKE_EXTENSION_PCI(knc1spx4, 0x1894, 0x0015),
 	MAKE_EXTENSION_PCI(kncxs, 0x1894, 0x0016),
 	MAKE_EXTENSION_PCI(satewpls, 0x1894, 0x001e),
 	MAKE_EXTENSION_PCI(satewpls1, 0x1894, 0x001a),