From: Ben Hutchings <bhutchings@solarflare.com>
To: David Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org, linux-net-drivers@solarflare.com
Subject: [PATCH net-next-2.6 12/17] sfc: Move Falcon global event handling to falcon.c
Date: Thu, 02 Dec 2010 23:47:45 +0000 [thread overview]
Message-ID: <1291333665.3259.35.camel@bwh-desktop> (raw)
In-Reply-To: <1291333490.3259.23.camel@bwh-desktop>
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
---
drivers/net/sfc/falcon.c | 36 +++++++++++++++++++++++++++++++
drivers/net/sfc/net_driver.h | 2 +
drivers/net/sfc/nic.c | 48 ++++-------------------------------------
3 files changed, 43 insertions(+), 43 deletions(-)
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index af62899..fd5bf0b 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -881,6 +881,40 @@ static void falcon_remove_port(struct efx_nic *efx)
efx_nic_free_buffer(efx, &efx->stats_buffer);
}
+/* Global events are basically PHY events */
+static bool
+falcon_handle_global_event(struct efx_channel *channel, efx_qword_t *event)
+{
+ struct efx_nic *efx = channel->efx;
+
+ if (EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_G_PHY0_INTR) ||
+ EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_XG_PHY0_INTR) ||
+ EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_XFP_PHY0_INTR))
+ /* Ignored */
+ return true;
+
+ if ((efx_nic_rev(efx) == EFX_REV_FALCON_B0) &&
+ EFX_QWORD_FIELD(*event, FSF_BB_GLB_EV_XG_MGT_INTR)) {
+ efx->xmac_poll_required = true;
+ return true;
+ }
+
+ if (efx_nic_rev(efx) <= EFX_REV_FALCON_A1 ?
+ EFX_QWORD_FIELD(*event, FSF_AA_GLB_EV_RX_RECOVERY) :
+ EFX_QWORD_FIELD(*event, FSF_BB_GLB_EV_RX_RECOVERY)) {
+ netif_err(efx, rx_err, efx->net_dev,
+ "channel %d seen global RX_RESET event. Resetting.\n",
+ channel->channel);
+
+ atomic_inc(&efx->rx_reset);
+ efx_schedule_reset(efx, EFX_WORKAROUND_6555(efx) ?
+ RESET_TYPE_RX_RECOVERY : RESET_TYPE_DISABLE);
+ return true;
+ }
+
+ return false;
+}
+
/**************************************************************************
*
* Falcon test code
@@ -1702,6 +1736,7 @@ struct efx_nic_type falcon_a1_nic_type = {
.reset = falcon_reset_hw,
.probe_port = falcon_probe_port,
.remove_port = falcon_remove_port,
+ .handle_global_event = falcon_handle_global_event,
.prepare_flush = falcon_prepare_flush,
.update_stats = falcon_update_nic_stats,
.start_stats = falcon_start_nic_stats,
@@ -1742,6 +1777,7 @@ struct efx_nic_type falcon_b0_nic_type = {
.reset = falcon_reset_hw,
.probe_port = falcon_probe_port,
.remove_port = falcon_remove_port,
+ .handle_global_event = falcon_handle_global_event,
.prepare_flush = falcon_prepare_flush,
.update_stats = falcon_update_nic_stats,
.start_stats = falcon_start_nic_stats,
diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index 2ffc920..f9d53a0 100644
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -819,6 +819,7 @@ static inline unsigned int efx_port_num(struct efx_nic *efx)
* be called while the controller is uninitialised.
* @probe_port: Probe the MAC and PHY
* @remove_port: Free resources allocated by probe_port()
+ * @handle_global_event: Handle a "global" event (may be %NULL)
* @prepare_flush: Prepare the hardware for flushing the DMA queues
* @update_stats: Update statistics not provided by event handling
* @start_stats: Start the regular fetching of statistics
@@ -863,6 +864,7 @@ struct efx_nic_type {
int (*reset)(struct efx_nic *efx, enum reset_type method);
int (*probe_port)(struct efx_nic *efx);
void (*remove_port)(struct efx_nic *efx);
+ bool (*handle_global_event)(struct efx_channel *channel, efx_qword_t *);
void (*prepare_flush)(struct efx_nic *efx);
void (*update_stats)(struct efx_nic *efx);
void (*start_stats)(struct efx_nic *efx);
diff --git a/drivers/net/sfc/nic.c b/drivers/net/sfc/nic.c
index 41c36b9..9743cff 100644
--- a/drivers/net/sfc/nic.c
+++ b/drivers/net/sfc/nic.c
@@ -894,46 +894,6 @@ efx_handle_generated_event(struct efx_channel *channel, efx_qword_t *event)
channel->channel, EFX_QWORD_VAL(*event));
}
-/* Global events are basically PHY events */
-static void
-efx_handle_global_event(struct efx_channel *channel, efx_qword_t *event)
-{
- struct efx_nic *efx = channel->efx;
- bool handled = false;
-
- if (EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_G_PHY0_INTR) ||
- EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_XG_PHY0_INTR) ||
- EFX_QWORD_FIELD(*event, FSF_AB_GLB_EV_XFP_PHY0_INTR)) {
- /* Ignored */
- handled = true;
- }
-
- if ((efx_nic_rev(efx) >= EFX_REV_FALCON_B0) &&
- EFX_QWORD_FIELD(*event, FSF_BB_GLB_EV_XG_MGT_INTR)) {
- efx->xmac_poll_required = true;
- handled = true;
- }
-
- if (efx_nic_rev(efx) <= EFX_REV_FALCON_A1 ?
- EFX_QWORD_FIELD(*event, FSF_AA_GLB_EV_RX_RECOVERY) :
- EFX_QWORD_FIELD(*event, FSF_BB_GLB_EV_RX_RECOVERY)) {
- netif_err(efx, rx_err, efx->net_dev,
- "channel %d seen global RX_RESET event. Resetting.\n",
- channel->channel);
-
- atomic_inc(&efx->rx_reset);
- efx_schedule_reset(efx, EFX_WORKAROUND_6555(efx) ?
- RESET_TYPE_RX_RECOVERY : RESET_TYPE_DISABLE);
- handled = true;
- }
-
- if (!handled)
- netif_err(efx, hw, efx->net_dev,
- "channel %d unknown global event "
- EFX_QWORD_FMT "\n", channel->channel,
- EFX_QWORD_VAL(*event));
-}
-
static void
efx_handle_driver_event(struct efx_channel *channel, efx_qword_t *event)
{
@@ -1050,15 +1010,17 @@ int efx_nic_process_eventq(struct efx_channel *channel, int budget)
case FSE_AZ_EV_CODE_DRV_GEN_EV:
efx_handle_generated_event(channel, &event);
break;
- case FSE_AZ_EV_CODE_GLOBAL_EV:
- efx_handle_global_event(channel, &event);
- break;
case FSE_AZ_EV_CODE_DRIVER_EV:
efx_handle_driver_event(channel, &event);
break;
case FSE_CZ_EV_CODE_MCDI_EV:
efx_mcdi_process_event(channel, &event);
break;
+ case FSE_AZ_EV_CODE_GLOBAL_EV:
+ if (efx->type->handle_global_event &&
+ efx->type->handle_global_event(channel, &event))
+ break;
+ /* else fall through */
default:
netif_err(channel->efx, hw, channel->efx->net_dev,
"channel %d unknown event type %d (data "
--
1.7.3.2
--
Ben Hutchings, Senior Software Engineer, Solarflare Communications
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.
next prev parent reply other threads:[~2010-12-02 23:47 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-02 23:44 sfc: Bug fixes and cleanup Ben Hutchings
2010-12-02 23:46 ` [PATCH net-next-2.6 01/17] sfc: Reduce log level for MCDI error response in efx_mcdi_rpc() Ben Hutchings
2010-12-03 17:08 ` David Miller
2010-12-02 23:46 ` [PATCH net-next-2.6 02/17] sfc: Fix condition for no-op in set_phy_flash_cfg() Ben Hutchings
2010-12-03 17:08 ` David Miller
2010-12-02 23:46 ` [PATCH net-next-2.6 03/17] sfc: Distinguish critical and non-critical over-temperature conditions Ben Hutchings
2010-12-03 17:08 ` David Miller
2010-12-02 23:46 ` [PATCH net-next-2.6 04/17] sfc: Read-to-clear LM87 alarm/interrupt status at start of day Ben Hutchings
2010-12-03 17:08 ` David Miller
2010-12-02 23:46 ` [PATCH net-next-2.6 05/17] sfc: Clear RXIN_SEL when soft-resetting QT2025C Ben Hutchings
2010-12-03 17:08 ` David Miller
2010-12-02 23:46 ` [PATCH net-next-2.6 06/17] sfc: Fix event based MCDI completion and MC REBOOT/CMDDONE ordering issue Ben Hutchings
2010-12-03 17:09 ` David Miller
2010-12-02 23:47 ` [PATCH net-next-2.6 07/17] sfc: Remove broken automatic fallback for invalid Falcon chip/board config Ben Hutchings
2010-12-03 17:09 ` David Miller
2010-12-02 23:47 ` [PATCH net-next-2.6 08/17] sfc: Expose Falcon BootROM config through MTD, not ethtool Ben Hutchings
2010-12-03 17:09 ` David Miller
2010-12-02 23:47 ` [PATCH net-next-2.6 09/17] sfc: Remove unnecessary inclusion of various private header files Ben Hutchings
2010-12-03 17:09 ` David Miller
2010-12-02 23:47 ` [PATCH net-next-2.6 10/17] sfc: Move SPI state to struct falcon_nic_data Ben Hutchings
2010-12-03 17:09 ` David Miller
2010-12-02 23:47 ` [PATCH net-next-2.6 11/17] sfc: Move mdio_lock " Ben Hutchings
2010-12-03 17:09 ` David Miller
2010-12-02 23:47 ` Ben Hutchings [this message]
2010-12-03 17:09 ` [PATCH net-next-2.6 12/17] sfc: Move Falcon global event handling to falcon.c David Miller
2010-12-02 23:47 ` [PATCH net-next-2.6 13/17] sfc: Move xmac_poll_required into struct falcon_nic_data Ben Hutchings
2010-12-03 17:09 ` David Miller
2010-12-02 23:47 ` [PATCH net-next-2.6 14/17] sfc: Update kernel-doc to match earlier move of Toeplitz hash key Ben Hutchings
2010-12-03 17:09 ` David Miller
2010-12-02 23:48 ` [PATCH net-next-2.6 15/17] sfc: When waking a stopped tx_queue, only lock that tx_queue Ben Hutchings
2010-12-03 17:10 ` David Miller
2010-12-02 23:48 ` [PATCH net-next-2.6 16/17] sfc: Use current MAC address, not NVRAM MAC address, for WoL filter Ben Hutchings
2010-12-03 17:10 ` David Miller
2010-12-02 23:48 ` [PATCH net-next-2.6 17/17] sfc: Store MAC address from NVRAM in net_device::perm_addr Ben Hutchings
2010-12-03 17:10 ` David Miller
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