6 files changed, 19 insertions, 17 deletions
diff --git a/drivers/net/sfc/mcdi.c b/drivers/net/sfc/mcdi.c
index 683353b904c..9f035b9f035 100644
--- a/drivers/net/sfc/mcdi.c
+++ b/drivers/net/sfc/mcdi.c
@@ -142,8 +142,9 @@ static int efx_mcdi_poll(struct efx_nic *efx)
 		if (spins != 0) {
 			--spins;
 			udelay(1);
-		} else
-			schedule();
+		} else {
+			schedule_timeout_uninterruptible(1);
+		}
 
 		time = get_seconds();
 
@@ -803,7 +804,7 @@ int efx_mcdi_nvram_read(struct efx_nic *efx, unsigned int type,
 			loff_t offset, u8 *buffer, size_t length)
 {
 	u8 inbuf[MC_CMD_NVRAM_READ_IN_LEN];
-	u8 outbuf[MC_CMD_NVRAM_READ_OUT_LEN(length)];
+	u8 outbuf[MC_CMD_NVRAM_READ_OUT_LEN(EFX_MCDI_NVRAM_LEN_MAX)];
 	size_t outlen;
 	int rc;
 
@@ -827,7 +828,7 @@ fail:
 int efx_mcdi_nvram_write(struct efx_nic *efx, unsigned int type,
 			   loff_t offset, const u8 *buffer, size_t length)
 {
-	u8 inbuf[MC_CMD_NVRAM_WRITE_IN_LEN(length)];
+	u8 inbuf[MC_CMD_NVRAM_WRITE_IN_LEN(EFX_MCDI_NVRAM_LEN_MAX)];
 	int rc;
 
 	MCDI_SET_DWORD(inbuf, NVRAM_WRITE_IN_TYPE, type);
@@ -837,7 +838,8 @@ int efx_mcdi_nvram_write(struct efx_nic *efx, unsigned int type,
 
 	BUILD_BUG_ON(MC_CMD_NVRAM_WRITE_OUT_LEN != 0);
 
-	rc = efx_mcdi_rpc(efx, MC_CMD_NVRAM_WRITE, inbuf, sizeof(inbuf),
+	rc = efx_mcdi_rpc(efx, MC_CMD_NVRAM_WRITE, inbuf,
+			  ALIGN(MC_CMD_NVRAM_WRITE_IN_LEN(length), 4),
 			  NULL, 0, NULL);
 	if (rc)
 		goto fail;
diff --git a/drivers/net/sfc/mcdi.h b/drivers/net/sfc/mcdi.h
index de916728c2e..10ce98f4c0f 100644
--- a/drivers/net/sfc/mcdi.h
+++ b/drivers/net/sfc/mcdi.h
@@ -111,6 +111,7 @@ extern int efx_mcdi_nvram_read(struct efx_nic *efx, unsigned int type,
 extern int efx_mcdi_nvram_write(struct efx_nic *efx, unsigned int type,
 				loff_t offset, const u8 *buffer,
 				size_t length);
+#define EFX_MCDI_NVRAM_LEN_MAX 128
 extern int efx_mcdi_nvram_erase(struct efx_nic *efx, unsigned int type,
 				loff_t offset, size_t length);
 extern int efx_mcdi_nvram_update_finish(struct efx_nic *efx,
diff --git a/drivers/net/sfc/mcdi_pcol.h b/drivers/net/sfc/mcdi_pcol.h
index 2a85360a46f..73e71f42062 100644
--- a/drivers/net/sfc/mcdi_pcol.h
+++ b/drivers/net/sfc/mcdi_pcol.h
@@ -1090,8 +1090,10 @@
 #define MC_CMD_MAC_RX_LANES01_DISP_ERR 57
 #define MC_CMD_MAC_RX_LANES23_DISP_ERR 58
 #define MC_CMD_MAC_RX_MATCH_FAULT 59
+#define MC_CMD_GMAC_DMABUF_START 64
+#define MC_CMD_GMAC_DMABUF_END   95
 /* Insert new members here. */
-#define MC_CMD_MAC_GENERATION_END 60
+#define MC_CMD_MAC_GENERATION_END 96
 #define MC_CMD_MAC_NSTATS (MC_CMD_MAC_GENERATION_END+1)
 
 /* MC_CMD_MAC_STATS:
diff --git a/drivers/net/sfc/mtd.c b/drivers/net/sfc/mtd.c
index 3a464529a46..407bbaddfea 100644
--- a/drivers/net/sfc/mtd.c
+++ b/drivers/net/sfc/mtd.c
@@ -23,7 +23,6 @@
 #include "mcdi_pcol.h"
 
 #define EFX_SPI_VERIFY_BUF_LEN 16
-#define EFX_MCDI_CHUNK_LEN 128
 
 struct efx_mtd_partition {
 	struct mtd_info mtd;
@@ -428,7 +427,7 @@ static int siena_mtd_read(struct mtd_info *mtd, loff_t start,
 	int rc = 0;
 
 	while (offset < end) {
-		chunk = min_t(size_t, end - offset, EFX_MCDI_CHUNK_LEN);
+		chunk = min_t(size_t, end - offset, EFX_MCDI_NVRAM_LEN_MAX);
 		rc = efx_mcdi_nvram_read(efx, part->mcdi.nvram_type, offset,
 					 buffer, chunk);
 		if (rc)
@@ -491,7 +490,7 @@ static int siena_mtd_write(struct mtd_info *mtd, loff_t start,
 	}
 
 	while (offset < end) {
-		chunk = min_t(size_t, end - offset, EFX_MCDI_CHUNK_LEN);
+		chunk = min_t(size_t, end - offset, EFX_MCDI_NVRAM_LEN_MAX);
 		rc = efx_mcdi_nvram_write(efx, part->mcdi.nvram_type, offset,
 					  buffer, chunk);
 		if (rc)
diff --git a/drivers/net/sfc/qt202x_phy.c b/drivers/net/sfc/qt202x_phy.c
index ff8f0a417fa..e0d13a45101 100644
--- a/drivers/net/sfc/qt202x_phy.c
+++ b/drivers/net/sfc/qt202x_phy.c
@@ -318,12 +318,6 @@ static int qt202x_reset_phy(struct efx_nic *efx)
 	/* Wait 250ms for the PHY to complete bootup */
 	msleep(250);
 
-	/* Check that all the MMDs we expect are present and responding. We
-	 * expect faults on some if the link is down, but not on the PHY XS */
-	rc = efx_mdio_check_mmds(efx, QT202X_REQUIRED_DEVS, MDIO_DEVS_PHYXS);
-	if (rc < 0)
-		goto fail;
-
 	falcon_board(efx)->type->init_phy(efx);
 
 	return rc;
diff --git a/drivers/net/sfc/selftest.c b/drivers/net/sfc/selftest.c
index af393357979..250c8827b84 100644
--- a/drivers/net/sfc/selftest.c
+++ b/drivers/net/sfc/selftest.c
@@ -79,10 +79,14 @@ struct efx_loopback_state {
 static int efx_test_mdio(struct efx_nic *efx, struct efx_self_tests *tests)
 {
 	int rc = 0;
-	int devad = __ffs(efx->mdio.mmds);
+	int devad;
 	u16 physid1, physid2;
 
-	if (efx->phy_type == PHY_TYPE_NONE)
+	if (efx->mdio.mode_support & MDIO_SUPPORTS_C45)
+		devad = __ffs(efx->mdio.mmds);
+	else if (efx->mdio.mode_support & MDIO_SUPPORTS_C22)
+		devad = MDIO_DEVAD_NONE;
+	else
 		return 0;
 
 	mutex_lock(&efx->mac_lock);