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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-04-19 16:17:34 (GMT) |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-04-19 16:17:34 (GMT) |
commit | cf816ecb533ab96b883dfdc0db174598b5b5c4d2 (patch) | |
tree | 1b7705db288ae2917105e624b01fdf81e0882bf1 /drivers/s390/net/ctcm_dbug.c | |
parent | adf6d34e460387ee3e8f1e1875d52bff51212c7d (diff) | |
parent | 15f7d677ccff6f0f5de8a1ee43a792567e9f9de9 (diff) | |
download | linux-fsl-qoriq-cf816ecb533ab96b883dfdc0db174598b5b5c4d2.tar.xz |
Merge branch 'merge-fixes' into devel
Diffstat (limited to 'drivers/s390/net/ctcm_dbug.c')
-rw-r--r-- | drivers/s390/net/ctcm_dbug.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/s390/net/ctcm_dbug.c b/drivers/s390/net/ctcm_dbug.c new file mode 100644 index 0000000..8eb25d0 --- /dev/null +++ b/drivers/s390/net/ctcm_dbug.c @@ -0,0 +1,67 @@ +/* + * drivers/s390/net/ctcm_dbug.c + * + * Copyright IBM Corp. 2001, 2007 + * Authors: Peter Tiedemann (ptiedem@de.ibm.com) + * + */ + +#include <linux/stddef.h> +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/slab.h> +#include <linux/ctype.h> +#include <linux/sysctl.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/fs.h> +#include <linux/debugfs.h> +#include "ctcm_dbug.h" + +/* + * Debug Facility Stuff + */ + +DEFINE_PER_CPU(char[256], ctcm_dbf_txt_buf); + +struct ctcm_dbf_info ctcm_dbf[CTCM_DBF_INFOS] = { + [CTCM_DBF_SETUP] = {"ctc_setup", 8, 1, 64, 5, NULL}, + [CTCM_DBF_ERROR] = {"ctc_error", 8, 1, 64, 3, NULL}, + [CTCM_DBF_TRACE] = {"ctc_trace", 8, 1, 64, 3, NULL}, + [CTCM_DBF_MPC_SETUP] = {"mpc_setup", 8, 1, 64, 5, NULL}, + [CTCM_DBF_MPC_ERROR] = {"mpc_error", 8, 1, 64, 3, NULL}, + [CTCM_DBF_MPC_TRACE] = {"mpc_trace", 8, 1, 64, 3, NULL}, +}; + +void ctcm_unregister_dbf_views(void) +{ + int x; + for (x = 0; x < CTCM_DBF_INFOS; x++) { + debug_unregister(ctcm_dbf[x].id); + ctcm_dbf[x].id = NULL; + } +} + +int ctcm_register_dbf_views(void) +{ + int x; + for (x = 0; x < CTCM_DBF_INFOS; x++) { + /* register the areas */ + ctcm_dbf[x].id = debug_register(ctcm_dbf[x].name, + ctcm_dbf[x].pages, + ctcm_dbf[x].areas, + ctcm_dbf[x].len); + if (ctcm_dbf[x].id == NULL) { + ctcm_unregister_dbf_views(); + return -ENOMEM; + } + + /* register a view */ + debug_register_view(ctcm_dbf[x].id, &debug_hex_ascii_view); + /* set a passing level */ + debug_set_level(ctcm_dbf[x].id, ctcm_dbf[x].level); + } + + return 0; +} + |