Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / drivers / pcmcia / topic.h

diff --git a/drivers/pcmcia/topic.h b/drivers/pcmcia/topic.h
index be420bb..edccfa5 100644 (file)
--- a/drivers/pcmcia/topic.h
+++ b/drivers/pcmcia/topic.h
@@ -101,6 +101,8 @@
 #define  TOPIC97_AVS_AUDIO_CONTROL     0x02
 #define  TOPIC97_AVS_VIDEO_CONTROL     0x01
 
+#define TOPIC_EXCA_IF_CONTROL          0x3e    /* 8 bit */
+#define TOPIC_EXCA_IFC_33V_ENA         0x01
 
 static void topic97_zoom_video(struct pcmcia_socket *sock, int onoff)
 {
@@ -137,4 +139,19 @@ static int topic97_override(struct yenta_socket *socket)
        return 0;
 }
 
+
+static int topic95_override(struct yenta_socket *socket)
+{
+       u8 fctrl;
+
+       /* enable 3.3V support for 16bit cards */
+       fctrl = exca_readb(socket, TOPIC_EXCA_IF_CONTROL);
+       exca_writeb(socket, TOPIC_EXCA_IF_CONTROL, fctrl | TOPIC_EXCA_IFC_33V_ENA);
+
+       /* tell yenta to use exca registers to power 16bit cards */
+       socket->flags |= YENTA_16BIT_POWER_EXCA | YENTA_16BIT_POWER_DF;
+
+       return 0;
+}
+
 #endif /* _LINUX_TOPIC_H */