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authorFrancisco Iglesias <frasse.iglesias@gmail.com>2017-12-13 17:59:22 +0000
committerPeter Maydell <peter.maydell@linaro.org>2017-12-13 17:59:22 +0000
commit2e1cf2c9685978193ef429cdb711bf50debea9d8 (patch)
treef0bfd476d14257ad9a6b6f5587581b4346f89b61 /hw/ssi
parentfbfaa5074c455c5d61c9242128e7789595d2327d (diff)
xilinx_spips: Don't set TX FIFO UNDERFLOW at cmd done
Don't set TX FIFO UNDERFLOW interrupt after transmitting the commands. Also update interrupts after reading out the interrupt status. Signed-off-by: Francisco Iglesias <frasse.iglesias@gmail.com> Acked-by: Alistair Francis <alistair.francis@xilinx.com> Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Message-id: 20171126231634.9531-12-frasse.iglesias@gmail.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/ssi')
-rw-r--r--hw/ssi/xilinx_spips.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/hw/ssi/xilinx_spips.c b/hw/ssi/xilinx_spips.c
index ab54da8aa3..3805d8b46d 100644
--- a/hw/ssi/xilinx_spips.c
+++ b/hw/ssi/xilinx_spips.c
@@ -329,9 +329,6 @@ static void xilinx_spips_flush_txfifo(XilinxSPIPS *s)
uint8_t addr_length;
if (fifo8_is_empty(&s->tx_fifo)) {
- if (!(s->regs[R_LQSPI_CFG] & LQSPI_CFG_LQ_MODE)) {
- s->regs[R_INTR_STATUS] |= IXR_TX_FIFO_UNDERFLOW;
- }
xilinx_spips_update_ixr(s);
return;
} else if (s->snoop_state == SNOOP_STRIPING) {
@@ -530,6 +527,7 @@ static uint64_t xilinx_spips_read(void *opaque, hwaddr addr,
ret = s->regs[addr] & IXR_ALL;
s->regs[addr] = 0;
DB_PRINT_L(0, "addr=" TARGET_FMT_plx " = %x\n", addr * 4, ret);
+ xilinx_spips_update_ixr(s);
return ret;
case R_INTR_MASK:
mask = IXR_ALL;