| commit | 636ef59fb51f4b9e0fa6939697e144e04a99eb71 | [log] [tgz] |
|---|---|---|
| author | Lad, Prabhakar <prabhakar.csengg@gmail.com> | Sat Jul 30 22:28:24 2016 +0100 |
| committer | Jagan Teki <jagannadh.teki@gmail.com> | Thu Sep 22 00:58:26 2016 +0530 |
| tree | 182a4b7b709ca147fb85d8dfa239171d66a47b51 | |
| parent | 75794f994ab4120238cb47304cb711f045f77c8a [diff] |
spi: zynq_spi: Fix infinite looping while xfer During spi transfer, for example: sspi 1:1.0 8 ff the rx_len values will be: rx_len = 0 rx_len = 4294967295 This caused a busy looping during xfer, this patch fixes it by adding a check while reading the rx fifo Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com> Cc: Michal Simek <michal.simek@xilinx.com> Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com> Reviewed-by: Jagan Teki <jteki@openedev.com>