#include <linux/slab.h>
#include <linux/pnp.h>
#include <linux/io.h>
+#include <linux/dmi.h>
+#include <linux/kallsyms.h>
#include "base.h"
static void quirk_awe32_resources(struct pnp_dev *dev)
"pnp: SB audio device quirk - increasing port range\n");
}
+static void quirk_supermicro_h8dce_system(struct pnp_dev *dev)
+{
+ int i;
+ static struct dmi_system_id supermicro_h8dce[] = {
+ {
+ .ident = "Supermicro H8DCE",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Supermicro"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "H8DCE"),
+ },
+ },
+ { }
+ };
+
+ if (!dmi_check_system(supermicro_h8dce))
+ return;
+
+ /*
+ * On the Supermicro H8DCE, there's a system device with resources
+ * that overlap BAR 6 of the built-in SATA PCI adapter. If the PNP
+ * system device claims them, the sata_nv driver won't be able to.
+ * More details at:
+ * https://bugzilla.redhat.com/show_bug.cgi?id=280641
+ * https://bugzilla.redhat.com/show_bug.cgi?id=313491
+ * http://lkml.org/lkml/2008/1/9/449
+ * http://thread.gmane.org/gmane.linux.acpi.devel/27312
+ */
+ for (i = 0; i < PNP_MAX_MEM; i++) {
+ if (pnp_mem_valid(dev, i) && pnp_mem_len(dev, i) &&
+ (pnp_mem_start(dev, i) & 0xdfef0000) == 0xdfef0000) {
+ dev_warn(&dev->dev, "disabling 0x%llx-0x%llx to prevent"
+ " conflict with sata_nv PCI device\n",
+ (unsigned long long) pnp_mem_start(dev, i),
+ (unsigned long long) (pnp_mem_start(dev, i) +
+ pnp_mem_len(dev, i) - 1));
+ pnp_mem_flags(dev, i) = 0;
+ }
+ }
+}
+
/*
* PnP Quirks
* Cards or devices that need some tweaking due to incomplete resource info
{"CTL0043", quirk_sb16audio_resources},
{"CTL0044", quirk_sb16audio_resources},
{"CTL0045", quirk_sb16audio_resources},
+ {"PNP0c01", quirk_supermicro_h8dce_system},
+ {"PNP0c02", quirk_supermicro_h8dce_system},
{""}
};
void pnp_fixup_device(struct pnp_dev *dev)
{
int i = 0;
+ void (*quirk)(struct pnp_dev *);
while (*pnp_fixups[i].id) {
if (compare_pnp_id(dev->id, pnp_fixups[i].id)) {
- pnp_dbg("Calling quirk for %s", dev->dev.bus_id);
- pnp_fixups[i].quirk_function(dev);
+ quirk = pnp_fixups[i].quirk_function;
+
+#ifdef DEBUG
+ dev_dbg(&dev->dev, "calling quirk 0x%p", quirk);
+ print_fn_descriptor_symbol(": %s()\n",
+ (unsigned long) *quirk);
+#endif
+ (*quirk)(dev);
}
i++;
}