diff options
| author | Dean Luick <dean.luick@intel.com> | 2016-07-02 02:01:50 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-08-02 22:47:42 +0300 |
| commit | e014991d0735ce4ca7473f9430ce71847fdc7e2f (patch) | |
| tree | c78fcd3965c9c9efed7294def7ca9e0093849eeb /drivers/infiniband/hw/hfi1/chip.c | |
| parent | dba715f0c8b5daa1fca041c1c9011632c7a83105 (diff) | |
| download | linux-e014991d0735ce4ca7473f9430ce71847fdc7e2f.tar.xz | |
IB/hfi1: Remove TWSI references
Remove the TWSI code. The driver now uses the kernel's built-in
i2c bit bus module.
Cc: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Reviewed-by: Easwar Hariharan <easwar.hariharan@intel.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Dean Luick <dean.luick@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/chip.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/chip.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c index 22bfe0e0ce4e..40d485b9cb75 100644 --- a/drivers/infiniband/hw/hfi1/chip.c +++ b/drivers/infiniband/hw/hfi1/chip.c @@ -12349,37 +12349,6 @@ u8 hfi1_ibphys_portstate(struct hfi1_pportdata *ppd) return ib_pstate; } -/* - * Read/modify/write ASIC_QSFP register bits as selected by mask - * data: 0 or 1 in the positions depending on what needs to be written - * dir: 0 for read, 1 for write - * mask: select by setting - * I2CCLK (bit 0) - * I2CDATA (bit 1) - */ -u64 hfi1_gpio_mod(struct hfi1_devdata *dd, u32 target, u32 data, u32 dir, - u32 mask) -{ - u64 qsfp_oe, target_oe; - - target_oe = target ? ASIC_QSFP2_OE : ASIC_QSFP1_OE; - if (mask) { - /* We are writing register bits, so lock access */ - dir &= mask; - data &= mask; - - qsfp_oe = read_csr(dd, target_oe); - qsfp_oe = (qsfp_oe & ~(u64)mask) | (u64)dir; - write_csr(dd, target_oe, qsfp_oe); - } - /* We are exclusively reading bits here, but it is unlikely - * we'll get valid data when we set the direction of the pin - * in the same call, so read should call this function again - * to get valid data - */ - return read_csr(dd, target ? ASIC_QSFP2_IN : ASIC_QSFP1_IN); -} - #define CLEAR_STATIC_RATE_CONTROL_SMASK(r) \ (r &= ~SEND_CTXT_CHECK_ENABLE_DISALLOW_PBC_STATIC_RATE_CONTROL_SMASK) |