powerpc/powernv: Drop PHB operation get_log()

The patch drops PHB operation get_log() and merges its logic to
eeh_ops::get_log().

Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

3 files changed, 3 insertions, 29 deletions

diff --git a/arch/powerpc/platforms/powernv/eeh-ioda.c b/arch/powerpc/platforms/powernv/eeh-ioda.c
index bd509ad08211..7eb6e724fbc9 100644
--- a/arch/powerpc/platforms/powernv/eeh-ioda.c
+++ b/arch/powerpc/platforms/powernv/eeh-ioda.c
@@ -531,25 +531,6 @@ static int ioda_eeh_reset(struct eeh_pe *pe, int option)
 }
 
 /**
- * ioda_eeh_get_log - Retrieve error log
- * @pe: frozen PE
- * @severity: permanent or temporary error
- * @drv_log: device driver log
- * @len: length of device driver log
- *
- * Retrieve error log, which contains log from device driver
- * and firmware.
- */
-static int ioda_eeh_get_log(struct eeh_pe *pe, int severity,
-                            char *drv_log, unsigned long len)
-{
-        if (!eeh_has_flag(EEH_EARLY_DUMP_LOG))
-                pnv_pci_dump_phb_diag_data(pe->phb, pe->data);
-
-        return 0;
-}
-
-/**
  * ioda_eeh_configure_bridge - Configure the PCI bridges for the indicated PE
  * @pe: EEH PE
  *
@@ -905,7 +886,6 @@ struct pnv_eeh_ops ioda_eeh_ops = {
         .set_option             = ioda_eeh_set_option,
         .get_state              = ioda_eeh_get_state,
         .reset                  = ioda_eeh_reset,
-        .get_log                = ioda_eeh_get_log,
         .configure_bridge       = ioda_eeh_configure_bridge,
         .next_error             = ioda_eeh_next_error
 };
diff --git a/arch/powerpc/platforms/powernv/eeh-powernv.c b/arch/powerpc/platforms/powernv/eeh-powernv.c
index 641ba3378ccf..465deb5f5f46 100644
--- a/arch/powerpc/platforms/powernv/eeh-powernv.c
+++ b/arch/powerpc/platforms/powernv/eeh-powernv.c
@@ -533,14 +533,10 @@ static int pnv_eeh_wait_state(struct eeh_pe *pe, int max_wait)
 static int pnv_eeh_get_log(struct eeh_pe *pe, int severity,
                            char *drv_log, unsigned long len)
 {
-        struct pci_controller *hose = pe->phb;
-        struct pnv_phb *phb = hose->private_data;
-        int ret = -EEXIST;
+        if (!eeh_has_flag(EEH_EARLY_DUMP_LOG))
+                pnv_pci_dump_phb_diag_data(pe->phb, pe->data);
 
-        if (phb->eeh_ops && phb->eeh_ops->get_log)
-                ret = phb->eeh_ops->get_log(pe, severity, drv_log, len);
-
-        return ret;
+        return 0;
 }
 
 /**
diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h
index c7e047f19528..1e7a623cbff4 100644
--- a/arch/powerpc/platforms/powernv/pci.h
+++ b/arch/powerpc/platforms/powernv/pci.h
@@ -81,8 +81,6 @@ struct pnv_eeh_ops {
         int (*set_option)(struct eeh_pe *pe, int option);
         int (*get_state)(struct eeh_pe *pe);
         int (*reset)(struct eeh_pe *pe, int option);
-        int (*get_log)(struct eeh_pe *pe, int severity,
-                       char *drv_log, unsigned long len);
         int (*configure_bridge)(struct eeh_pe *pe);
         int (*next_error)(struct eeh_pe **pe);
 };