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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2014-06-08 10:24:07 +0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2014-06-08 10:24:07 +0400
commita292241cccb7e20e8b997a9a44177e7c98141859 (patch)
treea0b0bb95e7dce3233a2d8b203f9e326cdec7a00e /drivers/video/fbdev/via/via_aux_sii164.c
parentd49cb7aeebb974713f9f7ab2991352d3050b095b (diff)
parent68807a0c2015cb40df4869e16651f0ce5cc14d52 (diff)
downloadlinux-a292241cccb7e20e8b997a9a44177e7c98141859.tar.xz
Merge branch 'next' into for-linus
Prepare input updates for 3.16.
Diffstat (limited to 'drivers/video/fbdev/via/via_aux_sii164.c')
-rw-r--r--drivers/video/fbdev/via/via_aux_sii164.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/video/fbdev/via/via_aux_sii164.c b/drivers/video/fbdev/via/via_aux_sii164.c
new file mode 100644
index 000000000000..ca1b35f033b1
--- /dev/null
+++ b/drivers/video/fbdev/via/via_aux_sii164.c
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2011 Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation;
+ * either version 2, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE.See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+/*
+ * driver for Silicon Image SiI 164 PanelLink Transmitter
+ */
+
+#include <linux/slab.h>
+#include "via_aux.h"
+
+
+static const char *name = "SiI 164 PanelLink Transmitter";
+
+
+static void probe(struct via_aux_bus *bus, u8 addr)
+{
+ struct via_aux_drv drv = {
+ .bus = bus,
+ .addr = addr,
+ .name = name};
+ /* check vendor id and device id */
+ const u8 id[] = {0x01, 0x00, 0x06, 0x00}, len = ARRAY_SIZE(id);
+ u8 tmp[len];
+
+ if (!via_aux_read(&drv, 0x00, tmp, len) || memcmp(id, tmp, len))
+ return;
+
+ printk(KERN_INFO "viafb: Found %s at address 0x%x\n", name, addr);
+ via_aux_add(&drv);
+}
+
+void via_aux_sii164_probe(struct via_aux_bus *bus)
+{
+ u8 i;
+
+ for (i = 0x38; i <= 0x3F; i++)
+ probe(bus, i);
+}