build: create dummy Makefile

[dpdk.git] / drivers / raw / ifpga / base / ifpga_fme_error.c

diff --git a/drivers/raw/ifpga/base/ifpga_fme_error.c b/drivers/raw/ifpga/base/ifpga_fme_error.c
index be041ec..5905eac 100644 (file)
--- a/drivers/raw/ifpga/base/ifpga_fme_error.c
+++ b/drivers/raw/ifpga/base/ifpga_fme_error.c
@@ -48,34 +48,14 @@ static int fme_err_set_clear(struct ifpga_fme_hw *fme, u64 val)
        struct feature_fme_err *fme_err
                = get_fme_feature_ioaddr_by_index(fme,
                                                  FME_FEATURE_ID_GLOBAL_ERR);
-       struct feature_fme_error0 fme_error0;
-       struct feature_fme_first_error fme_first_err;
-       struct feature_fme_next_error fme_next_err;
-       int ret = 0;
 
        spinlock_lock(&fme->lock);
-       writeq(GENMASK_ULL(63, 0), &fme_err->fme_err_mask);
 
-       fme_error0.csr = readq(&fme_err->fme_err);
-       if (val != fme_error0.csr) {
-               ret = -EBUSY;
-               goto exit;
-       }
+       writeq(val, &fme_err->fme_err);
 
-       fme_first_err.csr = readq(&fme_err->fme_first_err);
-       fme_next_err.csr = readq(&fme_err->fme_next_err);
-
-       writeq(fme_error0.csr, &fme_err->fme_err);
-       writeq(fme_first_err.csr & FME_FIRST_ERROR_MASK,
-              &fme_err->fme_first_err);
-       writeq(fme_next_err.csr & FME_NEXT_ERROR_MASK,
-              &fme_err->fme_next_err);
-
-exit:
-       writeq(FME_ERROR0_MASK_DEFAULT, &fme_err->fme_err_mask);
        spinlock_unlock(&fme->lock);
 
-       return ret;
+       return 0;
 }
 
 static int fme_err_get_revision(struct ifpga_fme_hw *fme, u64 *val)
@@ -257,6 +237,33 @@ static void fme_global_error_uinit(struct ifpga_feature *feature)
        UNUSED(feature);
 }
 
+static int fme_err_check_seu(struct feature_fme_err *fme_err)
+{
+       struct feature_fme_error_capability error_cap;
+
+       error_cap.csr = readq(&fme_err->fme_err_capability);
+
+       return error_cap.seu_support ? 1 : 0;
+}
+
+static int fme_err_get_seu_emr(struct ifpga_fme_hw *fme,
+               u64 *val, bool high)
+{
+       struct feature_fme_err *fme_err
+               = get_fme_feature_ioaddr_by_index(fme,
+                               FME_FEATURE_ID_GLOBAL_ERR);
+
+       if (!fme_err_check_seu(fme_err))
+               return -ENODEV;
+
+       if (high)
+               *val = readq(&fme_err->seu_emr_h);
+       else
+               *val = readq(&fme_err->seu_emr_l);
+
+       return 0;
+}
+
 static int fme_err_fme_err_get_prop(struct ifpga_feature *feature,
                                    struct feature_prop *prop)
 {
@@ -270,6 +277,10 @@ static int fme_err_fme_err_get_prop(struct ifpga_feature *feature,
                return fme_err_get_first_error(fme, &prop->data);
        case 0x3: /* NEXT_ERROR */
                return fme_err_get_next_error(fme, &prop->data);
+       case 0x5: /* SEU EMR LOW */
+               return fme_err_get_seu_emr(fme, &prop->data, 0);
+       case 0x6: /* SEU EMR HIGH */
+               return fme_err_get_seu_emr(fme, &prop->data, 1);
        }
 
        return -ENOENT;