From: kernel test robot <lkp@intel.com>
To: Frank Li <Frank.Li@nxp.com>, Vinod Koul <vkoul@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Peng Fan <peng.fan@nxp.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
imx@lists.linux.dev, dmaengine@vger.kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
Frank Li <Frank.Li@nxp.com>
Subject: Re: [PATCH 1/5] dmaengine: fsl-edma: remove 'slave_id' from fsl_edma_chan
Date: Thu, 29 Feb 2024 22:08:11 +0800 [thread overview]
Message-ID: <202402292240.149bq00a-lkp@intel.com> (raw)
In-Reply-To: <20240227-8ulp_edma-v1-1-7fcfe1e265c2@nxp.com>
Hi Frank,
kernel test robot noticed the following build errors:
[auto build test ERROR on 2d5c7b7eb345249cb34d42cbc2b97b4c57ea944e]
url: https://github.com/intel-lab-lkp/linux/commits/Frank-Li/dmaengine-fsl-edma-remove-slave_id-from-fsl_edma_chan/20240228-012842
base: 2d5c7b7eb345249cb34d42cbc2b97b4c57ea944e
patch link: https://lore.kernel.org/r/20240227-8ulp_edma-v1-1-7fcfe1e265c2%40nxp.com
patch subject: [PATCH 1/5] dmaengine: fsl-edma: remove 'slave_id' from fsl_edma_chan
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20240229/202402292240.149bq00a-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project edd4aee4dd9b5b98b2576a6f783e4086173d902a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240229/202402292240.149bq00a-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402292240.149bq00a-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/dma/mcf-edma-main.c:6:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:173:
In file included from arch/s390/include/asm/mmu_context.h:11:
In file included from arch/s390/include/asm/pgalloc.h:18:
In file included from include/linux/mm.h:2193:
include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
509 | item];
| ~~~~
include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
516 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
528 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
537 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/dma/mcf-edma-main.c:8:
In file included from include/linux/dmaengine.h:12:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
547 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
| ^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
| ^
In file included from drivers/dma/mcf-edma-main.c:8:
In file included from include/linux/dmaengine.h:12:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
| ^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
| ^
In file included from drivers/dma/mcf-edma-main.c:8:
In file included from include/linux/dmaengine.h:12:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
584 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
692 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
700 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
708 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
717 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
726 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
735 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
>> drivers/dma/mcf-edma-main.c:198:13: error: no member named 'slave_id' in 'struct fsl_edma_chan'
198 | mcf_chan->slave_id = i;
| ~~~~~~~~ ^
drivers/dma/mcf-edma-main.c:280:21: error: no member named 'slave_id' in 'struct fsl_edma_chan'
280 | return (mcf_chan->slave_id == (uintptr_t)param);
| ~~~~~~~~ ^
17 warnings and 2 errors generated.
vim +198 drivers/dma/mcf-edma-main.c
af802728e4ab07 drivers/dma/mcf-edma.c Robin Gong 2019-06-25 152
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 153 static int mcf_edma_probe(struct platform_device *pdev)
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 154 {
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 155 struct mcf_edma_platform_data *pdata;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 156 struct fsl_edma_engine *mcf_edma;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 157 struct edma_regs *regs;
923b138388928a drivers/dma/mcf-edma.c Christophe JAILLET 2023-05-06 158 int ret, i, chans;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 159
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 160 pdata = dev_get_platdata(&pdev->dev);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 161 if (!pdata) {
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 162 dev_err(&pdev->dev, "no platform data supplied\n");
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 163 return -EINVAL;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 164 }
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 165
0a46781c89dece drivers/dma/mcf-edma.c Christophe JAILLET 2023-07-12 166 if (!pdata->dma_channels) {
0a46781c89dece drivers/dma/mcf-edma.c Christophe JAILLET 2023-07-12 167 dev_info(&pdev->dev, "setting default channel number to 64");
0a46781c89dece drivers/dma/mcf-edma.c Christophe JAILLET 2023-07-12 168 chans = 64;
0a46781c89dece drivers/dma/mcf-edma.c Christophe JAILLET 2023-07-12 169 } else {
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 170 chans = pdata->dma_channels;
0a46781c89dece drivers/dma/mcf-edma.c Christophe JAILLET 2023-07-12 171 }
0a46781c89dece drivers/dma/mcf-edma.c Christophe JAILLET 2023-07-12 172
923b138388928a drivers/dma/mcf-edma.c Christophe JAILLET 2023-05-06 173 mcf_edma = devm_kzalloc(&pdev->dev, struct_size(mcf_edma, chans, chans),
923b138388928a drivers/dma/mcf-edma.c Christophe JAILLET 2023-05-06 174 GFP_KERNEL);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 175 if (!mcf_edma)
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 176 return -ENOMEM;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 177
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 178 mcf_edma->n_chans = chans;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 179
af802728e4ab07 drivers/dma/mcf-edma.c Robin Gong 2019-06-25 180 /* Set up drvdata for ColdFire edma */
af802728e4ab07 drivers/dma/mcf-edma.c Robin Gong 2019-06-25 181 mcf_edma->drvdata = &mcf_data;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 182 mcf_edma->big_endian = 1;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 183
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 184 mutex_init(&mcf_edma->fsl_edma_mutex);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 185
4b23603a251d24 drivers/dma/mcf-edma.c Tudor Ambarus 2022-11-10 186 mcf_edma->membase = devm_platform_ioremap_resource(pdev, 0);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 187 if (IS_ERR(mcf_edma->membase))
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 188 return PTR_ERR(mcf_edma->membase);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 189
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 190 fsl_edma_setup_regs(mcf_edma);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 191 regs = &mcf_edma->regs;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 192
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 193 INIT_LIST_HEAD(&mcf_edma->dma_dev.channels);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 194 for (i = 0; i < mcf_edma->n_chans; i++) {
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 195 struct fsl_edma_chan *mcf_chan = &mcf_edma->chans[i];
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 196
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 197 mcf_chan->edma = mcf_edma;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 @198 mcf_chan->slave_id = i;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 199 mcf_chan->idle = true;
0fa89f972da607 drivers/dma/mcf-edma.c Laurentiu Tudor 2019-01-18 200 mcf_chan->dma_dir = DMA_NONE;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 201 mcf_chan->vchan.desc_free = fsl_edma_free_desc;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 202 vchan_init(&mcf_chan->vchan, &mcf_edma->dma_dev);
7536f8b371adcc drivers/dma/mcf-edma-main.c Frank Li 2023-08-21 203 mcf_chan->tcd = mcf_edma->membase + EDMA_TCD
7536f8b371adcc drivers/dma/mcf-edma-main.c Frank Li 2023-08-21 204 + i * sizeof(struct fsl_edma_hw_tcd);
b51dd7c8aac292 drivers/dma/mcf-edma-main.c Frank Li 2023-12-21 205 edma_write_tcdreg(mcf_chan, cpu_to_le32(0), csr);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 206 }
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 207
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 208 iowrite32(~0, regs->inth);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 209 iowrite32(~0, regs->intl);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 210
af802728e4ab07 drivers/dma/mcf-edma.c Robin Gong 2019-06-25 211 ret = mcf_edma->drvdata->setup_irq(pdev, mcf_edma);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 212 if (ret)
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 213 return ret;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 214
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 215 dma_cap_set(DMA_PRIVATE, mcf_edma->dma_dev.cap_mask);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 216 dma_cap_set(DMA_SLAVE, mcf_edma->dma_dev.cap_mask);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 217 dma_cap_set(DMA_CYCLIC, mcf_edma->dma_dev.cap_mask);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 218
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 219 mcf_edma->dma_dev.dev = &pdev->dev;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 220 mcf_edma->dma_dev.device_alloc_chan_resources =
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 221 fsl_edma_alloc_chan_resources;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 222 mcf_edma->dma_dev.device_free_chan_resources =
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 223 fsl_edma_free_chan_resources;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 224 mcf_edma->dma_dev.device_config = fsl_edma_slave_config;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 225 mcf_edma->dma_dev.device_prep_dma_cyclic =
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 226 fsl_edma_prep_dma_cyclic;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 227 mcf_edma->dma_dev.device_prep_slave_sg = fsl_edma_prep_slave_sg;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 228 mcf_edma->dma_dev.device_tx_status = fsl_edma_tx_status;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 229 mcf_edma->dma_dev.device_pause = fsl_edma_pause;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 230 mcf_edma->dma_dev.device_resume = fsl_edma_resume;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 231 mcf_edma->dma_dev.device_terminate_all = fsl_edma_terminate_all;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 232 mcf_edma->dma_dev.device_issue_pending = fsl_edma_issue_pending;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 233
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 234 mcf_edma->dma_dev.src_addr_widths = FSL_EDMA_BUSWIDTHS;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 235 mcf_edma->dma_dev.dst_addr_widths = FSL_EDMA_BUSWIDTHS;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 236 mcf_edma->dma_dev.directions =
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 237 BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 238
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 239 mcf_edma->dma_dev.filter.fn = mcf_edma_filter_fn;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 240 mcf_edma->dma_dev.filter.map = pdata->slave_map;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 241 mcf_edma->dma_dev.filter.mapcnt = pdata->slavecnt;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 242
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 243 platform_set_drvdata(pdev, mcf_edma);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 244
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 245 ret = dma_async_device_register(&mcf_edma->dma_dev);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 246 if (ret) {
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 247 dev_err(&pdev->dev,
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 248 "Can't register Freescale eDMA engine. (%d)\n", ret);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 249 return ret;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 250 }
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 251
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 252 /* Enable round robin arbitration */
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 253 iowrite32(EDMA_CR_ERGA | EDMA_CR_ERCA, regs->cr);
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 254
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 255 return 0;
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 256 }
e7a3ff92eaf19e drivers/dma/mcf-edma.c Angelo Dureghello 2018-08-19 257
--
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next prev parent reply other threads:[~2024-02-29 14:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-27 17:21 [PATCH 0/5] dmaengine: fsl-edma: add 8ulp support Frank Li
2024-02-27 17:21 ` [PATCH 1/5] dmaengine: fsl-edma: remove 'slave_id' from fsl_edma_chan Frank Li
2024-02-29 14:08 ` kernel test robot [this message]
2024-02-29 19:08 ` kernel test robot
2024-02-27 17:21 ` [PATCH 2/5] dmaengine: fsl-edma: add safety check for 'srcid' Frank Li
2024-02-27 17:21 ` [PATCH 3/5] dmaengine: fsl-edma: clean up chclk and FSL_EDMA_DRV_HAS_CHCLK Frank Li
2024-02-27 17:21 ` [PATCH 4/5] dt-bindings: fsl-dma: fsl-edma: add fsl,imx8ulp-edma compatible string Frank Li
2024-02-29 9:49 ` Krzysztof Kozlowski
2024-02-29 15:54 ` Frank Li
2024-02-29 15:58 ` Krzysztof Kozlowski
2024-02-29 16:03 ` Frank Li
2024-02-27 17:21 ` [PATCH 5/5] dmaengine: fsl-edma: add i.MX8ULP edma support Frank Li
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