IB/ipath: Deprecate ipath driver and move to staging.

It is now time for the ipath driver to begin to be phased out of the kernel.
This patch moves the ipath driver from the Infiniband sub tree to the staging
area where it will remain until the code is removed from the kernel in a few
releases.

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

diff --git a/MAINTAINERS b/MAINTAINERS
index a82aa07..db1a523 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -5536,7 +5536,7 @@ IPATH DRIVER
 M:     Mike Marciniszyn <infinipath@intel.com>
 L:     linux-rdma@vger.kernel.org
 S:     Maintained
-F:     drivers/infiniband/hw/ipath/
+F:     drivers/staging/rdma/ipath/
 
 IPMI SUBSYSTEM
 M:     Corey Minyard <minyard@acm.org>

diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig
index b899531..7d6034f 100644 (file)
--- a/drivers/infiniband/Kconfig
+++ b/drivers/infiniband/Kconfig
@@ -55,7 +55,6 @@ config INFINIBAND_ADDR_TRANS
        default y
 
 source "drivers/infiniband/hw/mthca/Kconfig"
-source "drivers/infiniband/hw/ipath/Kconfig"
 source "drivers/infiniband/hw/qib/Kconfig"
 source "drivers/infiniband/hw/ehca/Kconfig"
 source "drivers/infiniband/hw/amso1100/Kconfig"

diff --git a/drivers/infiniband/hw/Makefile b/drivers/infiniband/hw/Makefile
index e900b03..d1212c4 100644 (file)
--- a/drivers/infiniband/hw/Makefile
+++ b/drivers/infiniband/hw/Makefile
@@ -1,5 +1,4 @@
 obj-$(CONFIG_INFINIBAND_MTHCA)         += mthca/
-obj-$(CONFIG_INFINIBAND_IPATH)         += ipath/
 obj-$(CONFIG_INFINIBAND_QIB)           += qib/
 obj-$(CONFIG_INFINIBAND_EHCA)          += ehca/
 obj-$(CONFIG_INFINIBAND_AMSO1100)      += amso1100/

diff --git a/drivers/staging/rdma/Kconfig b/drivers/staging/rdma/Kconfig
index 0bff438..e582553 100644 (file)
--- a/drivers/staging/rdma/Kconfig
+++ b/drivers/staging/rdma/Kconfig
@@ -22,4 +22,6 @@ menuconfig STAGING_RDMA
 # Please keep entries in alphabetic order
 if STAGING_RDMA
 
+source "drivers/staging/rdma/ipath/Kconfig"
+
 endif

diff --git a/drivers/staging/rdma/Makefile b/drivers/staging/rdma/Makefile
index b5e94f1..484dac7 100644 (file)
--- a/drivers/staging/rdma/Makefile
+++ b/drivers/staging/rdma/Makefile
@@ -1 +1,2 @@
 # Entries for RDMA_STAGING tree
+obj-$(CONFIG_INFINIBAND_IPATH) += ipath/

diff --git a/drivers/infiniband/hw/ipath/Kconfig b/drivers/staging/rdma/ipath/Kconfig
similarity index 81%
rename from drivers/infiniband/hw/ipath/Kconfig
rename to drivers/staging/rdma/ipath/Kconfig
index 8fe54ff..041ce06 100644 (file)
--- a/drivers/infiniband/hw/ipath/Kconfig
+++ b/drivers/staging/rdma/ipath/Kconfig
@@ -2,7 +2,7 @@ config INFINIBAND_IPATH
        tristate "QLogic HTX HCA support"
        depends on 64BIT && NET && HT_IRQ
        ---help---
-       This is a driver for the obsolete QLogic Hyper-Transport
+       This is a driver for the deprecated QLogic Hyper-Transport
        IB host channel adapter (model QHT7140),
        including InfiniBand verbs support.  This driver allows these
        devices to be used with both kernel upper level protocols such
@@ -12,3 +12,5 @@ config INFINIBAND_IPATH
 
        If you have this hardware you will need to boot with PAT disabled
        on your x86-64 systems, use the nopat kernel parameter.
+
+       Note that this driver will soon be removed entirely from the kernel.

diff --git a/drivers/infiniband/hw/ipath/Makefile b/drivers/staging/rdma/ipath/Makefile
similarity index 100%
rename from drivers/infiniband/hw/ipath/Makefile
rename to drivers/staging/rdma/ipath/Makefile

diff --git a/drivers/staging/rdma/ipath/TODO b/drivers/staging/rdma/ipath/TODO
new file mode 100644 (file)
index 0000000..cb00158
--- /dev/null
+++ b/drivers/staging/rdma/ipath/TODO
@@ -0,0 +1,5 @@
+The ipath driver has been moved to staging in preparation for its removal in a
+few releases. The driver will be deleted during the 4.6 merge window.
+
+Contact Dennis Dalessandro <dennis.dalessandro@intel.com> and
+Cc: linux-rdma@vger.kernel.org

diff --git a/drivers/infiniband/hw/ipath/ipath_common.h b/drivers/staging/rdma/ipath/ipath_common.h
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_common.h
rename to drivers/staging/rdma/ipath/ipath_common.h

diff --git a/drivers/infiniband/hw/ipath/ipath_cq.c b/drivers/staging/rdma/ipath/ipath_cq.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_cq.c
rename to drivers/staging/rdma/ipath/ipath_cq.c

diff --git a/drivers/infiniband/hw/ipath/ipath_debug.h b/drivers/staging/rdma/ipath/ipath_debug.h
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_debug.h
rename to drivers/staging/rdma/ipath/ipath_debug.h

diff --git a/drivers/infiniband/hw/ipath/ipath_diag.c b/drivers/staging/rdma/ipath/ipath_diag.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_diag.c
rename to drivers/staging/rdma/ipath/ipath_diag.c

diff --git a/drivers/infiniband/hw/ipath/ipath_dma.c b/drivers/staging/rdma/ipath/ipath_dma.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_dma.c
rename to drivers/staging/rdma/ipath/ipath_dma.c

diff --git a/drivers/infiniband/hw/ipath/ipath_driver.c b/drivers/staging/rdma/ipath/ipath_driver.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_driver.c
rename to drivers/staging/rdma/ipath/ipath_driver.c

diff --git a/drivers/infiniband/hw/ipath/ipath_eeprom.c b/drivers/staging/rdma/ipath/ipath_eeprom.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_eeprom.c
rename to drivers/staging/rdma/ipath/ipath_eeprom.c

diff --git a/drivers/infiniband/hw/ipath/ipath_file_ops.c b/drivers/staging/rdma/ipath/ipath_file_ops.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_file_ops.c
rename to drivers/staging/rdma/ipath/ipath_file_ops.c

diff --git a/drivers/infiniband/hw/ipath/ipath_fs.c b/drivers/staging/rdma/ipath/ipath_fs.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_fs.c
rename to drivers/staging/rdma/ipath/ipath_fs.c

diff --git a/drivers/infiniband/hw/ipath/ipath_iba6110.c b/drivers/staging/rdma/ipath/ipath_iba6110.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_iba6110.c
rename to drivers/staging/rdma/ipath/ipath_iba6110.c

diff --git a/drivers/infiniband/hw/ipath/ipath_init_chip.c b/drivers/staging/rdma/ipath/ipath_init_chip.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_init_chip.c
rename to drivers/staging/rdma/ipath/ipath_init_chip.c

diff --git a/drivers/infiniband/hw/ipath/ipath_intr.c b/drivers/staging/rdma/ipath/ipath_intr.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_intr.c
rename to drivers/staging/rdma/ipath/ipath_intr.c

diff --git a/drivers/infiniband/hw/ipath/ipath_kernel.h b/drivers/staging/rdma/ipath/ipath_kernel.h
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_kernel.h
rename to drivers/staging/rdma/ipath/ipath_kernel.h

diff --git a/drivers/infiniband/hw/ipath/ipath_keys.c b/drivers/staging/rdma/ipath/ipath_keys.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_keys.c
rename to drivers/staging/rdma/ipath/ipath_keys.c

diff --git a/drivers/infiniband/hw/ipath/ipath_mad.c b/drivers/staging/rdma/ipath/ipath_mad.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_mad.c
rename to drivers/staging/rdma/ipath/ipath_mad.c

diff --git a/drivers/infiniband/hw/ipath/ipath_mmap.c b/drivers/staging/rdma/ipath/ipath_mmap.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_mmap.c
rename to drivers/staging/rdma/ipath/ipath_mmap.c

diff --git a/drivers/infiniband/hw/ipath/ipath_mr.c b/drivers/staging/rdma/ipath/ipath_mr.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_mr.c
rename to drivers/staging/rdma/ipath/ipath_mr.c

diff --git a/drivers/infiniband/hw/ipath/ipath_qp.c b/drivers/staging/rdma/ipath/ipath_qp.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_qp.c
rename to drivers/staging/rdma/ipath/ipath_qp.c

diff --git a/drivers/infiniband/hw/ipath/ipath_rc.c b/drivers/staging/rdma/ipath/ipath_rc.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_rc.c
rename to drivers/staging/rdma/ipath/ipath_rc.c

diff --git a/drivers/infiniband/hw/ipath/ipath_registers.h b/drivers/staging/rdma/ipath/ipath_registers.h
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_registers.h
rename to drivers/staging/rdma/ipath/ipath_registers.h

diff --git a/drivers/infiniband/hw/ipath/ipath_ruc.c b/drivers/staging/rdma/ipath/ipath_ruc.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_ruc.c
rename to drivers/staging/rdma/ipath/ipath_ruc.c

diff --git a/drivers/infiniband/hw/ipath/ipath_sdma.c b/drivers/staging/rdma/ipath/ipath_sdma.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_sdma.c
rename to drivers/staging/rdma/ipath/ipath_sdma.c

diff --git a/drivers/infiniband/hw/ipath/ipath_srq.c b/drivers/staging/rdma/ipath/ipath_srq.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_srq.c
rename to drivers/staging/rdma/ipath/ipath_srq.c

diff --git a/drivers/infiniband/hw/ipath/ipath_stats.c b/drivers/staging/rdma/ipath/ipath_stats.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_stats.c
rename to drivers/staging/rdma/ipath/ipath_stats.c

diff --git a/drivers/infiniband/hw/ipath/ipath_sysfs.c b/drivers/staging/rdma/ipath/ipath_sysfs.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_sysfs.c
rename to drivers/staging/rdma/ipath/ipath_sysfs.c

diff --git a/drivers/infiniband/hw/ipath/ipath_uc.c b/drivers/staging/rdma/ipath/ipath_uc.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_uc.c
rename to drivers/staging/rdma/ipath/ipath_uc.c

diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/staging/rdma/ipath/ipath_ud.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_ud.c
rename to drivers/staging/rdma/ipath/ipath_ud.c

diff --git a/drivers/infiniband/hw/ipath/ipath_user_pages.c b/drivers/staging/rdma/ipath/ipath_user_pages.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_user_pages.c
rename to drivers/staging/rdma/ipath/ipath_user_pages.c

diff --git a/drivers/infiniband/hw/ipath/ipath_user_sdma.c b/drivers/staging/rdma/ipath/ipath_user_sdma.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_user_sdma.c
rename to drivers/staging/rdma/ipath/ipath_user_sdma.c

diff --git a/drivers/infiniband/hw/ipath/ipath_user_sdma.h b/drivers/staging/rdma/ipath/ipath_user_sdma.h
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_user_sdma.h
rename to drivers/staging/rdma/ipath/ipath_user_sdma.h

diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.c b/drivers/staging/rdma/ipath/ipath_verbs.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_verbs.c
rename to drivers/staging/rdma/ipath/ipath_verbs.c

diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.h b/drivers/staging/rdma/ipath/ipath_verbs.h
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_verbs.h
rename to drivers/staging/rdma/ipath/ipath_verbs.h

diff --git a/drivers/infiniband/hw/ipath/ipath_verbs_mcast.c b/drivers/staging/rdma/ipath/ipath_verbs_mcast.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_verbs_mcast.c
rename to drivers/staging/rdma/ipath/ipath_verbs_mcast.c

diff --git a/drivers/infiniband/hw/ipath/ipath_wc_ppc64.c b/drivers/staging/rdma/ipath/ipath_wc_ppc64.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_wc_ppc64.c
rename to drivers/staging/rdma/ipath/ipath_wc_ppc64.c

diff --git a/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c b/drivers/staging/rdma/ipath/ipath_wc_x86_64.c
similarity index 100%
rename from drivers/infiniband/hw/ipath/ipath_wc_x86_64.c
rename to drivers/staging/rdma/ipath/ipath_wc_x86_64.c