pcmcia: re-enable Zoomed Video support

Allow drivers to enable Zoomed Video support. Currently, this is only
used by out-of-tree drivers (L64020 DVB driver in particular).

CC: <stable@kernel.org> [for 2.6.37]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c
index 0bdda5b..42fbf1a 100644 (file)
--- a/drivers/pcmcia/pcmcia_resource.c
+++ b/drivers/pcmcia/pcmcia_resource.c
@@ -518,6 +518,8 @@ int pcmcia_enable_device(struct pcmcia_device *p_dev)
                flags |= CONF_ENABLE_IOCARD;
        if (flags & CONF_ENABLE_IOCARD)
                s->socket.flags |= SS_IOCARD;
+       if (flags & CONF_ENABLE_ZVCARD)
+               s->socket.flags |= SS_ZVCARD | SS_IOCARD;
        if (flags & CONF_ENABLE_SPKR) {
                s->socket.flags |= SS_SPKR_ENA;
                status = CCSR_AUDIO_ENA;

diff --git a/include/pcmcia/ds.h b/include/pcmcia/ds.h
index 8479b66..3fd5064 100644 (file)
--- a/include/pcmcia/ds.h
+++ b/include/pcmcia/ds.h
@@ -261,6 +261,7 @@ void pcmcia_disable_device(struct pcmcia_device *p_dev);
 #define CONF_ENABLE_ESR         0x0008
 #define CONF_ENABLE_IOCARD     0x0010 /* auto-enabled if IO resources or IRQ
                                        * (CONF_ENABLE_IRQ) in use */
+#define CONF_ENABLE_ZVCARD     0x0020
 
 /* flags used by pcmcia_loop_config() autoconfiguration */
 #define CONF_AUTO_CHECK_VCC    0x0100 /* check for matching Vcc? */