[PATCH] fpga: xilinx-pr-decoupler: remove useless function

[Jiapeng Chong]

Fix the following gcc warning:

drivers/fpga/xilinx-pr-decoupler.c:32:19: warning: unused function
'xlnx_pr_decouple_read' [-Wunused-function].

Reported-by: Abaci Robot <ab...@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.ch...@linux.alibaba.com>
---
 drivers/fpga/xilinx-pr-decoupler.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/fpga/xilinx-pr-decoupler.c 
b/drivers/fpga/xilinx-pr-decoupler.c
index 7d69af2..f407cb2 100644
--- a/drivers/fpga/xilinx-pr-decoupler.c
+++ b/drivers/fpga/xilinx-pr-decoupler.c
@@ -29,12 +29,6 @@ static inline void xlnx_pr_decoupler_write(struct 
xlnx_pr_decoupler_data *d,
        writel(val, d->io_base + offset);
 }
 
-static inline u32 xlnx_pr_decouple_read(const struct xlnx_pr_decoupler_data *d,
-                                       u32 offset)
-{
-       return readl(d->io_base + offset);
-}
-
 static int xlnx_pr_decoupler_enable_set(struct fpga_bridge *bridge, bool 
enable)
 {
        int err;
-- 
1.8.3.1