[dpdk-dev] [PATCH 52/80] net/sfc/base: move PHY/link config to ef10 NIC board cfg

Andrew Rybchenko arybchenko at solarflare.com
Tue Feb 20 08:34:10 CET 2018


From: Andy Moreton <amoreton at solarflare.com>

Signed-off-by: Andy Moreton <amoreton at solarflare.com>
Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
---
 drivers/net/sfc/base/ef10_nic.c     | 18 +++++++++++++++++-
 drivers/net/sfc/base/hunt_nic.c     | 31 ++++++++-----------------------
 drivers/net/sfc/base/medford2_nic.c | 30 +++++++-----------------------
 drivers/net/sfc/base/medford_nic.c  | 30 +++++++-----------------------
 4 files changed, 39 insertions(+), 70 deletions(-)

diff --git a/drivers/net/sfc/base/ef10_nic.c b/drivers/net/sfc/base/ef10_nic.c
index 5f4357b..8e9d7a1 100644
--- a/drivers/net/sfc/base/ef10_nic.c
+++ b/drivers/net/sfc/base/ef10_nic.c
@@ -1548,6 +1548,8 @@ ef10_nic_board_cfg(
 	const efx_nic_ops_t *enop = enp->en_enop;
 	efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip);
 	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
+	ef10_link_state_t els;
+	efx_port_t *epp = &(enp->en_port);
 	uint32_t board_type = 0;
 	uint32_t port;
 	uint32_t pf;
@@ -1619,13 +1621,27 @@ ef10_nic_board_cfg(
 	encp->enc_board_type = board_type;
 	encp->enc_clk_mult = 1; /* not used for EF10 */
 
+	/* Fill out fields in enp->en_port and enp->en_nic_cfg from MCDI */
+	if ((rc = efx_mcdi_get_phy_cfg(enp)) != 0)
+		goto fail6;
+
+	/* Obtain the default PHY advertised capabilities */
+	if ((rc = ef10_phy_get_link(enp, &els)) != 0)
+		goto fail7;
+	epp->ep_default_adv_cap_mask = els.els_adv_cap_mask;
+	epp->ep_adv_cap_mask = els.els_adv_cap_mask;
+
 	/* Get remaining controller-specific board config */
 	if ((rc = enop->eno_board_cfg(enp)) != 0)
 		if (rc != EACCES)
-			goto fail6;
+			goto fail8;
 
 	return (0);
 
+fail8:
+	EFSYS_PROBE(fail8);
+fail7:
+	EFSYS_PROBE(fail7);
 fail6:
 	EFSYS_PROBE(fail6);
 fail5:
diff --git a/drivers/net/sfc/base/hunt_nic.c b/drivers/net/sfc/base/hunt_nic.c
index 58c2d13..d33d2db 100644
--- a/drivers/net/sfc/base/hunt_nic.c
+++ b/drivers/net/sfc/base/hunt_nic.c
@@ -77,7 +77,6 @@ hunt_board_cfg(
 	__in		efx_nic_t *enp)
 {
 	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
-	ef10_link_state_t els;
 	efx_port_t *epp = &(enp->en_port);
 	uint32_t mask;
 	uint32_t flags;
@@ -96,16 +95,6 @@ hunt_board_cfg(
 	EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_8K	== 8192);
 	encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_8K;
 
-	/* Fill out fields in enp->en_port and enp->en_nic_cfg from MCDI */
-	if ((rc = efx_mcdi_get_phy_cfg(enp)) != 0)
-		goto fail1;
-
-	/* Obtain the default PHY advertised capabilities */
-	if ((rc = ef10_phy_get_link(enp, &els)) != 0)
-		goto fail2;
-	epp->ep_default_adv_cap_mask = els.els_adv_cap_mask;
-	epp->ep_adv_cap_mask = els.els_adv_cap_mask;
-
 	/*
 	 * Enable firmware workarounds for hardware errata.
 	 * Expected responses are:
@@ -133,7 +122,7 @@ hunt_board_cfg(
 	else if ((rc == ENOTSUP) || (rc == ENOENT))
 		encp->enc_bug35388_workaround = B_FALSE;
 	else
-		goto fail3;
+		goto fail1;
 
 	/*
 	 * If the bug41750 workaround is enabled, then do not test interrupts,
@@ -152,7 +141,7 @@ hunt_board_cfg(
 	} else if ((rc == ENOTSUP) || (rc == ENOENT)) {
 		encp->enc_bug41750_workaround = B_FALSE;
 	} else {
-		goto fail4;
+		goto fail2;
 	}
 	if (EFX_PCI_FUNCTION_IS_VF(encp)) {
 		/* Interrupt testing does not work for VFs. See bug50084. */
@@ -190,12 +179,12 @@ hunt_board_cfg(
 	} else if ((rc == ENOTSUP) || (rc == ENOENT)) {
 		encp->enc_bug26807_workaround = B_FALSE;
 	} else {
-		goto fail5;
+		goto fail3;
 	}
 
 	/* Get clock frequencies (in MHz). */
 	if ((rc = efx_mcdi_get_clock(enp, &sysclk, &dpcpu_clk)) != 0)
-		goto fail6;
+		goto fail4;
 
 	/*
 	 * The Huntington timer quantum is 1536 sysclk cycles, documented for
@@ -214,7 +203,7 @@ hunt_board_cfg(
 
 	/* Check capabilities of running datapath firmware */
 	if ((rc = ef10_get_datapath_caps(enp)) != 0)
-		goto fail7;
+		goto fail5;
 
 	/* Alignment for receive packet DMA buffers */
 	encp->enc_rx_buf_align_start = 1;
@@ -264,13 +253,13 @@ hunt_board_cfg(
 	 * can result in time-of-check/time-of-use bugs.
 	 */
 	if ((rc = ef10_get_privilege_mask(enp, &mask)) != 0)
-		goto fail8;
+		goto fail6;
 	encp->enc_privilege_mask = mask;
 
 	/* Get interrupt vector limits */
 	if ((rc = efx_mcdi_get_vector_cfg(enp, &base, &nvec, NULL)) != 0) {
 		if (EFX_PCI_FUNCTION_IS_PF(encp))
-			goto fail9;
+			goto fail7;
 
 		/* Ignore error (cannot query vector limits from a VF). */
 		base = 0;
@@ -286,7 +275,7 @@ hunt_board_cfg(
 	encp->enc_tx_tso_tcp_header_offset_limit = EF10_TCP_HEADER_OFFSET_LIMIT;
 
 	if ((rc = hunt_nic_get_required_pcie_bandwidth(enp, &bandwidth)) != 0)
-		goto fail10;
+		goto fail8;
 	encp->enc_required_pcie_bandwidth_mbps = bandwidth;
 
 	/* All Huntington devices have a PCIe Gen3, 8 lane connector */
@@ -294,10 +283,6 @@ hunt_board_cfg(
 
 	return (0);
 
-fail10:
-	EFSYS_PROBE(fail10);
-fail9:
-	EFSYS_PROBE(fail9);
 fail8:
 	EFSYS_PROBE(fail8);
 fail7:
diff --git a/drivers/net/sfc/base/medford2_nic.c b/drivers/net/sfc/base/medford2_nic.c
index 2bd3d83..afaafb9 100644
--- a/drivers/net/sfc/base/medford2_nic.c
+++ b/drivers/net/sfc/base/medford2_nic.c
@@ -49,8 +49,6 @@ medford2_board_cfg(
 	__in		efx_nic_t *enp)
 {
 	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
-	ef10_link_state_t els;
-	efx_port_t *epp = &(enp->en_port);
 	uint32_t mask;
 	uint32_t sysclk, dpcpu_clk;
 	uint32_t base, nvec;
@@ -72,16 +70,6 @@ medford2_board_cfg(
 	encp->enc_vi_window_shift = vi_window_shift;
 
 
-	/* Fill out fields in enp->en_port and enp->en_nic_cfg from MCDI */
-	if ((rc = efx_mcdi_get_phy_cfg(enp)) != 0)
-		goto fail2;
-
-	/* Obtain the default PHY advertised capabilities */
-	if ((rc = ef10_phy_get_link(enp, &els)) != 0)
-		goto fail3;
-	epp->ep_default_adv_cap_mask = els.els_adv_cap_mask;
-	epp->ep_adv_cap_mask = els.els_adv_cap_mask;
-
 	/*
 	 * Enable firmware workarounds for hardware errata.
 	 * Expected responses are:
@@ -122,11 +110,11 @@ medford2_board_cfg(
 	else if ((rc == ENOTSUP) || (rc == ENOENT))
 		encp->enc_bug61265_workaround = B_FALSE;
 	else
-		goto fail4;
+		goto fail2;
 
 	/* Get clock frequencies (in MHz). */
 	if ((rc = efx_mcdi_get_clock(enp, &sysclk, &dpcpu_clk)) != 0)
-		goto fail5;
+		goto fail3;
 
 	/*
 	 * The Medford2 timer quantum is 1536 dpcpu_clk cycles, documented for
@@ -138,7 +126,7 @@ medford2_board_cfg(
 
 	/* Check capabilities of running datapath firmware */
 	if ((rc = ef10_get_datapath_caps(enp)) != 0)
-		goto fail6;
+		goto fail4;
 
 	/* Alignment for receive packet DMA buffers */
 	encp->enc_rx_buf_align_start = 1;
@@ -146,7 +134,7 @@ medford2_board_cfg(
 	/* Get the RX DMA end padding alignment configuration */
 	if ((rc = efx_mcdi_get_rxdp_config(enp, &end_padding)) != 0) {
 		if (rc != EACCES)
-			goto fail7;
+			goto fail5;
 
 		/* Assume largest tail padding size supported by hardware */
 		end_padding = 256;
@@ -198,13 +186,13 @@ medford2_board_cfg(
 	 * can result in time-of-check/time-of-use bugs.
 	 */
 	if ((rc = ef10_get_privilege_mask(enp, &mask)) != 0)
-		goto fail8;
+		goto fail6;
 	encp->enc_privilege_mask = mask;
 
 	/* Get interrupt vector limits */
 	if ((rc = efx_mcdi_get_vector_cfg(enp, &base, &nvec, NULL)) != 0) {
 		if (EFX_PCI_FUNCTION_IS_PF(encp))
-			goto fail9;
+			goto fail7;
 
 		/* Ignore error (cannot query vector limits from a VF). */
 		base = 0;
@@ -227,16 +215,12 @@ medford2_board_cfg(
 
 	rc = medford2_nic_get_required_pcie_bandwidth(enp, &bandwidth);
 	if (rc != 0)
-		goto fail10;
+		goto fail8;
 	encp->enc_required_pcie_bandwidth_mbps = bandwidth;
 	encp->enc_max_pcie_link_gen = EFX_PCIE_LINK_SPEED_GEN3;
 
 	return (0);
 
-fail10:
-	EFSYS_PROBE(fail10);
-fail9:
-	EFSYS_PROBE(fail9);
 fail8:
 	EFSYS_PROBE(fail8);
 fail7:
diff --git a/drivers/net/sfc/base/medford_nic.c b/drivers/net/sfc/base/medford_nic.c
index 7840c33..afa6493 100644
--- a/drivers/net/sfc/base/medford_nic.c
+++ b/drivers/net/sfc/base/medford_nic.c
@@ -47,8 +47,6 @@ medford_board_cfg(
 	__in		efx_nic_t *enp)
 {
 	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
-	ef10_link_state_t els;
-	efx_port_t *epp = &(enp->en_port);
 	uint32_t mask;
 	uint32_t sysclk, dpcpu_clk;
 	uint32_t base, nvec;
@@ -71,16 +69,6 @@ medford_board_cfg(
 	EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_8K	== 8192);
 	encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_8K;
 
-	/* Fill out fields in enp->en_port and enp->en_nic_cfg from MCDI */
-	if ((rc = efx_mcdi_get_phy_cfg(enp)) != 0)
-		goto fail1;
-
-	/* Obtain the default PHY advertised capabilities */
-	if ((rc = ef10_phy_get_link(enp, &els)) != 0)
-		goto fail2;
-	epp->ep_default_adv_cap_mask = els.els_adv_cap_mask;
-	epp->ep_adv_cap_mask = els.els_adv_cap_mask;
-
 	/*
 	 * Enable firmware workarounds for hardware errata.
 	 * Expected responses are:
@@ -121,11 +109,11 @@ medford_board_cfg(
 	else if ((rc == ENOTSUP) || (rc == ENOENT))
 		encp->enc_bug61265_workaround = B_FALSE;
 	else
-		goto fail3;
+		goto fail1;
 
 	/* Get clock frequencies (in MHz). */
 	if ((rc = efx_mcdi_get_clock(enp, &sysclk, &dpcpu_clk)) != 0)
-		goto fail4;
+		goto fail2;
 
 	/*
 	 * The Medford timer quantum is 1536 dpcpu_clk cycles, documented for
@@ -137,7 +125,7 @@ medford_board_cfg(
 
 	/* Check capabilities of running datapath firmware */
 	if ((rc = ef10_get_datapath_caps(enp)) != 0)
-		goto fail5;
+		goto fail3;
 
 	/* Alignment for receive packet DMA buffers */
 	encp->enc_rx_buf_align_start = 1;
@@ -145,7 +133,7 @@ medford_board_cfg(
 	/* Get the RX DMA end padding alignment configuration */
 	if ((rc = efx_mcdi_get_rxdp_config(enp, &end_padding)) != 0) {
 		if (rc != EACCES)
-			goto fail6;
+			goto fail4;
 
 		/* Assume largest tail padding size supported by hardware */
 		end_padding = 256;
@@ -197,13 +185,13 @@ medford_board_cfg(
 	 * can result in time-of-check/time-of-use bugs.
 	 */
 	if ((rc = ef10_get_privilege_mask(enp, &mask)) != 0)
-		goto fail7;
+		goto fail5;
 	encp->enc_privilege_mask = mask;
 
 	/* Get interrupt vector limits */
 	if ((rc = efx_mcdi_get_vector_cfg(enp, &base, &nvec, NULL)) != 0) {
 		if (EFX_PCI_FUNCTION_IS_PF(encp))
-			goto fail8;
+			goto fail6;
 
 		/* Ignore error (cannot query vector limits from a VF). */
 		base = 0;
@@ -226,16 +214,12 @@ medford_board_cfg(
 
 	rc = medford_nic_get_required_pcie_bandwidth(enp, &bandwidth);
 	if (rc != 0)
-		goto fail9;
+		goto fail7;
 	encp->enc_required_pcie_bandwidth_mbps = bandwidth;
 	encp->enc_max_pcie_link_gen = EFX_PCIE_LINK_SPEED_GEN3;
 
 	return (0);
 
-fail9:
-	EFSYS_PROBE(fail9);
-fail8:
-	EFSYS_PROBE(fail8);
 fail7:
 	EFSYS_PROBE(fail7);
 fail6:
-- 
2.7.4



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