[PATCH] pcmcia: 8 and 16 bit access for static_map

The PCMCIA card services layer is never setting the i/o map attributes when
SS_CAP_STATIC_MAP is specified.  Net result, sockets' set_io_map() calls
always see requests with most flags clear, meaning 8 bit access.

For hardware that always autosizes, that won't matter; and all current
STATIC_MAP drivers ignore those attributes.  A new driver (for at91rm9200)
suffers badly from this, since this forces everything into 8 bit mode and
that breaks both (a) cards requiring 16 bit access, and (b) ide-cs; but of
course 8-bit cards work OK (as does accessing card attributes).

So this patch arranges to pass the attributes down, matching the behavior
for non-static mappings (using the first/only I/O window).

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c
index 9ed3d4a9b99c..c01dc6bf1526 100644
--- a/drivers/pcmcia/pcmcia_resource.c
+++ b/drivers/pcmcia/pcmcia_resource.c
@@ -89,6 +89,7 @@ static int alloc_io_space(struct pcmcia_socket *s, u_int attr, ioaddr_t *base,
         }
         if ((s->features & SS_CAP_STATIC_MAP) && s->io_offset) {
                 *base = s->io_offset | (*base & 0x0fff);
+                s->io[0].Attributes = attr;
                 return 0;
         }
         /* Check for an already-allocated window that must conflict with