Commit c822652e authored by Jan Sokolowski's avatar Jan Sokolowski Committed by Doug Ledford

IB/hfi1: Disambiguate corruption and uninitialized error cases

The error messages when checksum validation of the platform
configuration fields populated into the ASIC scratch registers fails are
ambiguous. Disambiguate them.
Reviewed-by: default avatarJakub Byczkowski <jakub.byczkowski@intel.com>
Signed-off-by: default avatarEaswar Hariharan <easwar.hariharan@intel.com>
Signed-off-by: default avatarJan Sokolowski <jan.sokolowski@intel.com>
Signed-off-by: default avatarDennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent e87473bc
...@@ -58,8 +58,13 @@ static int validate_scratch_checksum(struct hfi1_devdata *dd) ...@@ -58,8 +58,13 @@ static int validate_scratch_checksum(struct hfi1_devdata *dd)
version = (temp_scratch & BITMAP_VERSION_SMASK) >> BITMAP_VERSION_SHIFT; version = (temp_scratch & BITMAP_VERSION_SMASK) >> BITMAP_VERSION_SHIFT;
/* Prevent power on default of all zeroes from passing checksum */ /* Prevent power on default of all zeroes from passing checksum */
if (!version) if (!version) {
dd_dev_err(dd, "%s: Config bitmap uninitialized\n", __func__);
dd_dev_err(dd,
"%s: Please update your BIOS to support active channels\n",
__func__);
return 0; return 0;
}
/* /*
* ASIC scratch 0 only contains the checksum and bitmap version as * ASIC scratch 0 only contains the checksum and bitmap version as
...@@ -84,6 +89,8 @@ static int validate_scratch_checksum(struct hfi1_devdata *dd) ...@@ -84,6 +89,8 @@ static int validate_scratch_checksum(struct hfi1_devdata *dd)
if (checksum + temp_scratch == 0xFFFF) if (checksum + temp_scratch == 0xFFFF)
return 1; return 1;
dd_dev_err(dd, "%s: Configuration bitmap corrupted\n", __func__);
return 0; return 0;
} }
...@@ -144,11 +151,6 @@ void get_platform_config(struct hfi1_devdata *dd) ...@@ -144,11 +151,6 @@ void get_platform_config(struct hfi1_devdata *dd)
save_platform_config_fields(dd); save_platform_config_fields(dd);
return; return;
} }
dd_dev_err(dd, "%s: Config bitmap corrupted/uninitialized\n",
__func__);
dd_dev_err(dd,
"%s: Please update your BIOS to support active channels\n",
__func__);
} else { } else {
ret = eprom_read_platform_config(dd, ret = eprom_read_platform_config(dd,
(void **)&temp_platform_config, (void **)&temp_platform_config,
......
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