X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fbase%2Fef10_mcdi.c;h=8a3fc3b46ba38c6d07b54f18ea7bc136488d796e;hb=refs%2Ftags%2Fupstream%2F18.08;hp=1f9e573f01768d65d2b4fe130440cc489e6a7e83;hpb=ca33590b6af032bff57d9cc70455660466a654b2;p=deb_dpdk.git

diff --git a/drivers/net/sfc/base/ef10_mcdi.c b/drivers/net/sfc/base/ef10_mcdi.c
index 1f9e573f..8a3fc3b4 100644
--- a/drivers/net/sfc/base/ef10_mcdi.c
+++ b/drivers/net/sfc/base/ef10_mcdi.c
@@ -8,7 +8,7 @@
 #include "efx_impl.h"
 
 
-#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD
+#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2
 
 #if EFSYS_OPT_MCDI
 
@@ -28,7 +28,8 @@ ef10_mcdi_init(
 	efx_rc_t rc;
 
 	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-		    enp->en_family == EFX_FAMILY_MEDFORD);
+	    enp->en_family == EFX_FAMILY_MEDFORD ||
+	    enp->en_family == EFX_FAMILY_MEDFORD2);
 	EFSYS_ASSERT(enp->en_features & EFX_FEATURE_MCDI_DMA);
 
 	/*
@@ -135,7 +136,8 @@ ef10_mcdi_send_request(
 	unsigned int pos;
 
 	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-		    enp->en_family == EFX_FAMILY_MEDFORD);
+	    enp->en_family == EFX_FAMILY_MEDFORD ||
+	    enp->en_family == EFX_FAMILY_MEDFORD2);
 
 	/* Write the header */
 	for (pos = 0; pos < hdr_len; pos += sizeof (efx_dword_t)) {
@@ -186,13 +188,17 @@ ef10_mcdi_read_response(
 {
 	const efx_mcdi_transport_t *emtp = enp->en_mcdi.em_emtp;
 	efsys_mem_t *esmp = emtp->emt_dma_mem;
-	unsigned int pos;
+	unsigned int pos = 0;
 	efx_dword_t data;
+	size_t remaining = length;
+
+	while (remaining > 0) {
+		size_t chunk = MIN(remaining, sizeof (data));
 
-	for (pos = 0; pos < length; pos += sizeof (efx_dword_t)) {
 		EFSYS_MEM_READD(esmp, offset + pos, &data);
-		memcpy((uint8_t *)bufferp + pos, &data,
-		    MIN(sizeof (data), length - pos));
+		memcpy((uint8_t *)bufferp + pos, &data, chunk);
+		pos += chunk;
+		remaining -= chunk;
 	}
 }
 
@@ -254,7 +260,8 @@ ef10_mcdi_feature_supported(
 	efx_rc_t rc;
 
 	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-		    enp->en_family == EFX_FAMILY_MEDFORD);
+	    enp->en_family == EFX_FAMILY_MEDFORD ||
+	    enp->en_family == EFX_FAMILY_MEDFORD2);
 
 	/*
 	 * Use privilege mask state at MCDI attach.
@@ -315,4 +322,4 @@ fail1:
 
 #endif	/* EFSYS_OPT_MCDI */
 
-#endif	/* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */
+#endif	/* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */