Hi Amireddy, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on vkoul-dmaengine/next] [also build test WARNING on v5.8 next-20200814] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Amireddy-Mallikarjuna-reddy/Add-Intel-LGM-soc-DMA-support/20200814-134726 base: https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next config: nios2-allyesconfig (attached as .config) compiler: nios2-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nios2 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All warnings (new ones prefixed by >>): >> drivers/dma/lgm/lgm-dma.c:1570:5: warning: no previous prototype for >> 'update_client_configs' [-Wmissing-prototypes] 1570 | int update_client_configs(struct of_dma *ofdma, struct of_phandle_args *spec) | ^~~~~~~~~~~~~~~~~~~~~ vim +/update_client_configs +1570 drivers/dma/lgm/lgm-dma.c 1569 > 1570 int update_client_configs(struct of_dma *ofdma, struct of_phandle_args > *spec) 1571 { 1572 struct ldma_dev *d = ofdma->of_dma_data; 1573 struct ldma_port *p; 1574 struct ldma_chan *c; 1575 u32 chan_id = spec->args[0]; 1576 u32 port_id = spec->args[1]; 1577 1578 if (chan_id >= d->chan_nrs || port_id >= d->port_nrs) 1579 return 0; 1580 1581 p = &d->ports[port_id]; 1582 c = &d->chans[chan_id]; 1583 1584 if (d->ver == DMA_VER22) { 1585 u32 burst = spec->args[2]; 1586 1587 if (burst != 2 && burst != 4 && burst != 8) 1588 return 0; 1589 1590 /* TX and RX has the same burst length */ 1591 p->txbl = ilog2(burst); 1592 p->rxbl = p->txbl; 1593 1594 ldma_port_cfg(p); 1595 } else { 1596 if (spec->args[2] > 0 && spec->args[2] <= DMA_ENDIAN_TYPE3) { 1597 c->data_endian = spec->args[2]; 1598 c->data_endian_en = true; 1599 } 1600 1601 if (spec->args[3] > 0 && spec->args[3] <= DMA_ENDIAN_TYPE3) { 1602 c->desc_endian = spec->args[3]; 1603 c->desc_endian_en = true; 1604 } 1605 1606 if (spec->args[4] > 0 && spec->args[4] < 128) 1607 c->boff_len = spec->args[4]; 1608 1609 if (spec->args[5]) 1610 c->desc_rx_np = true; 1611 1612 /* 1613 * If channel packet drop enabled, port packet drop should 1614 * be enabled 1615 */ 1616 if (spec->args[6]) { 1617 c->pden = true; 1618 p->pkt_drop = DMA_PKT_DROP_EN; 1619 } 1620 ldma_port_cfg(p); 1621 ldma_chan_cfg(c); 1622 } 1623 1624 return 1; 1625 } 1626 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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