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authorAleksey Makarov <aleksey.makarov@caviumnetworks.com>2016-02-11 13:53:08 +0000
committerTejun Heo <tj@kernel.org>2016-02-11 10:12:04 -0500
commita2127e400edd2258fda6d83fe8b10b878a3595d9 (patch)
tree47e1dc70456a5d7231295825a152d98e060d3d81 /arch/mips/include
parentlibata: fix HDIO_GET_32BIT ioctl (diff)
downloadlinux-dev-a2127e400edd2258fda6d83fe8b10b878a3595d9.tar.xz
linux-dev-a2127e400edd2258fda6d83fe8b10b878a3595d9.zip
libata: support AHCI on OCTEON platform
The OCTEON SATA controller is currently found on cn71XX devices. Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Hans de Goede <hdegoede@redhat.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: David Daney <david.daney@cavium.com> Signed-off-by: Vinita Gupta <vgupta@caviumnetworks.com> Signed-off-by: Aleksey Makarov <aleksey.makarov@auriga.com> Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'arch/mips/include')
-rw-r--r--arch/mips/include/asm/octeon/cvmx.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/mips/include/asm/octeon/cvmx.h b/arch/mips/include/asm/octeon/cvmx.h
index 774bb45834cb..19e139c9f337 100644
--- a/arch/mips/include/asm/octeon/cvmx.h
+++ b/arch/mips/include/asm/octeon/cvmx.h
@@ -275,6 +275,11 @@ static inline void cvmx_write_csr(uint64_t csr_addr, uint64_t val)
cvmx_read64(CVMX_MIO_BOOT_BIST_STAT);
}
+static inline void cvmx_writeq_csr(void __iomem *csr_addr, uint64_t val)
+{
+ cvmx_write_csr((__force uint64_t)csr_addr, val);
+}
+
static inline void cvmx_write_io(uint64_t io_addr, uint64_t val)
{
cvmx_write64(io_addr, val);
@@ -287,6 +292,10 @@ static inline uint64_t cvmx_read_csr(uint64_t csr_addr)
return val;
}
+static inline uint64_t cvmx_readq_csr(void __iomem *csr_addr)
+{
+ return cvmx_read_csr((__force uint64_t) csr_addr);
+}
static inline void cvmx_send_single(uint64_t data)
{