[dpdk-dev] [PATCH 06/53] net/sfc/base: extend NVRAM RW finish to return verify result

[Andrew Rybchenko <arybchenko@solarflare.com>]

From: Andy Moreton <amoreton@solarflare.com>

Extend efx_nvram_rw_finish() to return firmware verify result code.

Signed-off-by: Andy Moreton <amoreton@solarflare.com>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
---
 drivers/net/sfc/base/efx.h         |  3 ++-
 drivers/net/sfc/base/efx_bootcfg.c |  8 ++++----
 drivers/net/sfc/base/efx_nvram.c   | 12 ++++++++++--
 3 files changed, 16 insertions(+), 7 deletions(-)

diff --git a/drivers/net/sfc/base/efx.h b/drivers/net/sfc/base/efx.h
index 57fba05..3bde46f 100644
--- a/drivers/net/sfc/base/efx.h
+++ b/drivers/net/sfc/base/efx.h
@@ -1411,7 +1411,8 @@ efx_nvram_rw_start(
 extern	__checkReturn		efx_rc_t
 efx_nvram_rw_finish(
 	__in			efx_nic_t *enp,
-	__in			efx_nvram_type_t type);
+	__in			efx_nvram_type_t type,
+	__out_opt		uint32_t *verify_resultp);
 
 extern	__checkReturn		efx_rc_t
 efx_nvram_get_version(
diff --git a/drivers/net/sfc/base/efx_bootcfg.c b/drivers/net/sfc/base/efx_bootcfg.c
index d589c86..c47d16b 100644
--- a/drivers/net/sfc/base/efx_bootcfg.c
+++ b/drivers/net/sfc/base/efx_bootcfg.c
@@ -345,11 +345,11 @@ efx_bootcfg_read(
 
 	if ((rc = efx_nvram_read_chunk(enp, EFX_NVRAM_BOOTROM_CFG,
 	    sector_offset, (caddr_t)payload, sector_length)) != 0) {
-		(void) efx_nvram_rw_finish(enp, EFX_NVRAM_BOOTROM_CFG);
+		(void) efx_nvram_rw_finish(enp, EFX_NVRAM_BOOTROM_CFG, NULL);
 		goto fail6;
 	}
 
-	if ((rc = efx_nvram_rw_finish(enp, EFX_NVRAM_BOOTROM_CFG)) != 0)
+	if ((rc = efx_nvram_rw_finish(enp, EFX_NVRAM_BOOTROM_CFG, NULL)) != 0)
 		goto fail7;
 
 	/* Verify that the area is correctly formatted and checksummed */
@@ -521,7 +521,7 @@ efx_bootcfg_write(
 		    0, (caddr_t)partn_data, partn_length)) != 0)
 		goto fail11;
 
-	if ((rc = efx_nvram_rw_finish(enp, EFX_NVRAM_BOOTROM_CFG)) != 0)
+	if ((rc = efx_nvram_rw_finish(enp, EFX_NVRAM_BOOTROM_CFG, NULL)) != 0)
 		goto fail12;
 
 	EFSYS_KMEM_FREE(enp->en_esip, partn_length, partn_data);
@@ -537,7 +537,7 @@ efx_bootcfg_write(
 fail9:
 	EFSYS_PROBE(fail9);
 
-	(void) efx_nvram_rw_finish(enp, EFX_NVRAM_BOOTROM_CFG);
+	(void) efx_nvram_rw_finish(enp, EFX_NVRAM_BOOTROM_CFG, NULL);
 fail8:
 	EFSYS_PROBE(fail8);
 
diff --git a/drivers/net/sfc/base/efx_nvram.c b/drivers/net/sfc/base/efx_nvram.c
index 773bc10..6e18e44 100644
--- a/drivers/net/sfc/base/efx_nvram.c
+++ b/drivers/net/sfc/base/efx_nvram.c
@@ -362,11 +362,12 @@ efx_nvram_write_chunk(
 	__checkReturn		efx_rc_t
 efx_nvram_rw_finish(
 	__in			efx_nic_t *enp,
-	__in			efx_nvram_type_t type)
+	__in			efx_nvram_type_t type,
+	__out_opt		uint32_t *verify_resultp)
 {
 	const efx_nvram_ops_t *envop = enp->en_envop;
 	uint32_t partn;
-	uint32_t verify_result;
+	uint32_t verify_result = 0;
 	efx_rc_t rc;
 
 	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
@@ -385,6 +386,9 @@ efx_nvram_rw_finish(
 
 	enp->en_nvram_locked = EFX_NVRAM_INVALID;
 
+	if (verify_resultp != NULL)
+		*verify_resultp = verify_result;
+
 	return (0);
 
 fail2:
@@ -394,6 +398,10 @@ efx_nvram_rw_finish(
 fail1:
 	EFSYS_PROBE1(fail1, efx_rc_t, rc);
 
+	/* Always report verification result */
+	if (verify_resultp != NULL)
+		*verify_resultp = verify_result;
+
 	return (rc);
 }
 
-- 
2.7.4