The patch titled
Subject: rapidio/tsi721: add query_mport callback
has been added to the -mm tree. Its filename is
rapidio-tsi721-add-query_mport-callback.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/rapidio-tsi721-add-query_mport-callback.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/rapidio-tsi721-add-query_mport-callback.patch
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------------------------------------------------------
From: Alexandre Bounine <alexandre.bounine@xxxxxxx>
Subject: rapidio/tsi721: add query_mport callback
Add device-specific implementation of query_mport callback function.
Signed-off-by: Alexandre Bounine <alexandre.bounine@xxxxxxx>
Cc: Matt Porter <mporter@xxxxxxxxxxxxxxxxxxx>
Cc: Aurelien Jacquiot <a-jacquiot@xxxxxx>
Cc: Andre van Herk <andre.van.herk@xxxxxxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/rapidio/devices/tsi721.c | 34 +++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff -puN drivers/rapidio/devices/tsi721.c~rapidio-tsi721-add-query_mport-callback drivers/rapidio/devices/tsi721.c
--- a/drivers/rapidio/devices/tsi721.c~rapidio-tsi721-add-query_mport-callback
+++ a/drivers/rapidio/devices/tsi721.c
@@ -2288,6 +2288,39 @@ static int tsi721_messages_init(struct t
}
/**
+ * tsi721_query_mport - Fetch inbound message from the Tsi721 MSG Queue
+ * @mport: Master port implementing the Inbound Messaging Engine
+ * @mbox: Inbound mailbox number
+ *
+ * Returns pointer to the message on success or NULL on failure.
+ */
+static int tsi721_query_mport(struct rio_mport *mport,
+ struct rio_mport_attr *attr)
+{
+ struct tsi721_device *priv = mport->priv;
+ u32 rval;
+
+ rval = ioread32(priv->regs + (0x100 + RIO_PORT_N_ERR_STS_CSR(0)));
+ if (rval & RIO_PORT_N_ERR_STS_PORT_OK) {
+ rval = ioread32(priv->regs + (0x100 + RIO_PORT_N_CTL2_CSR(0)));
+ attr->link_speed = (rval & RIO_PORT_N_CTL2_SEL_BAUD) >> 28;
+ rval = ioread32(priv->regs + (0x100 + RIO_PORT_N_CTL_CSR(0)));
+ attr->link_width = (rval & RIO_PORT_N_CTL_IPW) >> 27;
+ } else
+ attr->link_speed = RIO_LINK_DOWN;
+
+#ifdef CONFIG_RAPIDIO_DMA_ENGINE
+ attr->flags = RIO_MPORT_DMA | RIO_MPORT_DMA_SG;
+ attr->dma_max_sge = 0;
+ attr->dma_max_size = TSI721_BDMA_MAX_BCOUNT;
+ attr->dma_align = 0;
+#else
+ attr->flags = 0;
+#endif
+ return 0;
+}
+
+/**
* tsi721_disable_ints - disables all device interrupts
* @priv: pointer to tsi721 private data
*/
@@ -2372,6 +2405,7 @@ static int tsi721_setup_mport(struct tsi
ops->get_inb_message = tsi721_get_inb_message;
ops->map_inb = tsi721_rio_map_inb_mem;
ops->unmap_inb = tsi721_rio_unmap_inb_mem;
+ ops->query_mport = tsi721_query_mport;
mport = kzalloc(sizeof(struct rio_mport), GFP_KERNEL);
if (!mport) {
_
Patches currently in -mm which might be from alexandre.bounine@xxxxxxx are
rapidio-tsi721-fix-hardcoded-mrrs-setting.patch
rapidio-tsi721-add-check-for-overlapped-ib-window-mappings.patch
rapidio-tsi721-add-option-to-configure-direct-mapping-of-ib-window.patch
rapidio-tsi721_dma-fix-pending-transaction-queue-handling.patch
rapidio-add-query_mport-operation.patch
rapidio-tsi721-add-query_mport-callback.patch
rapidio-add-shutdown-notification-for-rapidio-devices.patch
rapidio-tsi721-add-shutdown-notification-callback.patch
rapidio-rionet-add-shutdown-event-handling.patch
rapidio-rework-common-rio-device-add-delete-routines.patch
rapidio-move-net-allocation-into-core-code.patch
rapidio-add-core-mport-removal-support.patch
rapidio-tsi721-add-hw-specific-mport-removal.patch
powerpc-fsl_rio-changes-to-mport-registration.patch
rapidio-rionet-add-locking-into-add-remove-device.patch
rapidio-rionet-add-mport-removal-handling.patch
rapidio-add-lock-protection-for-doorbell-list.patch
rapidio-move-rio_local_set_device_id-function-to-the-common-core.patch
rapidio-move-rio_pw_enable-into-core-code.patch
rapidio-add-global-inbound-port-write-interfaces.patch
rapidio-tsi721-fix-locking-in-ob_msg-processing.patch
rapidio-add-outbound-window-support.patch
rapidio-tsi721-add-outbound-windows-mapping-support.patch
rapidio-tsi721-add-filtered-debug-output.patch
rapidio-tsi721_dma-update-error-reporting-from-prep_sg-callback.patch
rapidio-tsi721_dma-fix-synchronization-issues.patch
rapidio-tsi721_dma-fix-hardware-error-handling.patch
rapidio-add-mport-char-device-driver.patch
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