Message ID | 1610972399-28286-5-git-send-email-peng.fan@nxp.com |
---|---|
State | Superseded |
Headers | show |
Series | remoteproc: imx_rproc: support iMX8MQ/M | expand |
Hi, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on robh/for-next] [also build test WARNING on linus/master v5.11-rc4 next-20210118] [cannot apply to remoteproc/for-next rpmsg/for-next] [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/peng-fan-nxp-com/remoteproc-imx_rproc-support-iMX8MQ-M/20210118-215317 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: arc-randconfig-s032-20210118 (attached as .config) compiler: arceb-elf-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-208-g46a52ca4-dirty # https://github.com/0day-ci/linux/commit/9d358237628eb3aa161d3bec62ca851706a78f22 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review peng-fan-nxp-com/remoteproc-imx_rproc-support-iMX8MQ-M/20210118-215317 git checkout 9d358237628eb3aa161d3bec62ca851706a78f22 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com> "sparse warnings: (new ones prefixed by >>)" >> drivers/remoteproc/remoteproc_elf_loader.c:219:61: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned char const [usertype] * @@ drivers/remoteproc/remoteproc_elf_loader.c:219:61: sparse: expected void const volatile [noderef] __iomem *addr drivers/remoteproc/remoteproc_elf_loader.c:219:61: sparse: got unsigned char const [usertype] * >> drivers/remoteproc/remoteproc_elf_loader.c:233:47: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/remoteproc/remoteproc_elf_loader.c:233:47: sparse: expected void volatile [noderef] __iomem *addr drivers/remoteproc/remoteproc_elf_loader.c:233:47: sparse: got void * -- >> drivers/remoteproc/remoteproc_coredump.c:169:53: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void *[assigned] ptr @@ drivers/remoteproc/remoteproc_coredump.c:169:53: sparse: expected void const volatile [noderef] __iomem *addr drivers/remoteproc/remoteproc_coredump.c:169:53: sparse: got void *[assigned] ptr vim +219 drivers/remoteproc/remoteproc_elf_loader.c 131 132 /** 133 * rproc_elf_load_segments() - load firmware segments to memory 134 * @rproc: remote processor which will be booted using these fw segments 135 * @fw: the ELF firmware image 136 * 137 * This function loads the firmware segments to memory, where the remote 138 * processor expects them. 139 * 140 * Some remote processors will expect their code and data to be placed 141 * in specific device addresses, and can't have them dynamically assigned. 142 * 143 * We currently support only those kind of remote processors, and expect 144 * the program header's paddr member to contain those addresses. We then go 145 * through the physically contiguous "carveout" memory regions which we 146 * allocated (and mapped) earlier on behalf of the remote processor, 147 * and "translate" device address to kernel addresses, so we can copy the 148 * segments where they are expected. 149 * 150 * Currently we only support remote processors that required carveout 151 * allocations and got them mapped onto their iommus. Some processors 152 * might be different: they might not have iommus, and would prefer to 153 * directly allocate memory for every segment/resource. This is not yet 154 * supported, though. 155 */ 156 int rproc_elf_load_segments(struct rproc *rproc, const struct firmware *fw) 157 { 158 struct device *dev = &rproc->dev; 159 const void *ehdr, *phdr; 160 int i, ret = 0; 161 u16 phnum; 162 const u8 *elf_data = fw->data; 163 u8 class = fw_elf_get_class(fw); 164 u32 elf_phdr_get_size = elf_size_of_phdr(class); 165 166 ehdr = elf_data; 167 phnum = elf_hdr_get_e_phnum(class, ehdr); 168 phdr = elf_data + elf_hdr_get_e_phoff(class, ehdr); 169 170 /* go through the available ELF segments */ 171 for (i = 0; i < phnum; i++, phdr += elf_phdr_get_size) { 172 u64 da = elf_phdr_get_p_paddr(class, phdr); 173 u64 memsz = elf_phdr_get_p_memsz(class, phdr); 174 u64 filesz = elf_phdr_get_p_filesz(class, phdr); 175 u64 offset = elf_phdr_get_p_offset(class, phdr); 176 u32 type = elf_phdr_get_p_type(class, phdr); 177 void *ptr; 178 bool is_iomem; 179 180 if (type != PT_LOAD) 181 continue; 182 183 dev_dbg(dev, "phdr: type %d da 0x%llx memsz 0x%llx filesz 0x%llx\n", 184 type, da, memsz, filesz); 185 186 if (filesz > memsz) { 187 dev_err(dev, "bad phdr filesz 0x%llx memsz 0x%llx\n", 188 filesz, memsz); 189 ret = -EINVAL; 190 break; 191 } 192 193 if (offset + filesz > fw->size) { 194 dev_err(dev, "truncated fw: need 0x%llx avail 0x%zx\n", 195 offset + filesz, fw->size); 196 ret = -EINVAL; 197 break; 198 } 199 200 if (!rproc_u64_fit_in_size_t(memsz)) { 201 dev_err(dev, "size (%llx) does not fit in size_t type\n", 202 memsz); 203 ret = -EOVERFLOW; 204 break; 205 } 206 207 /* grab the kernel address for this device address */ 208 ptr = rproc_da_to_va(rproc, da, memsz, &is_iomem); 209 if (!ptr) { 210 dev_err(dev, "bad phdr da 0x%llx mem 0x%llx\n", da, 211 memsz); 212 ret = -EINVAL; 213 break; 214 } 215 216 /* put the segment where the remote processor expects it */ 217 if (filesz) { 218 if (is_iomem) > 219 memcpy_fromio(ptr, elf_data + offset, filesz); 220 else 221 memcpy(ptr, elf_data + offset, filesz); 222 } 223 224 /* 225 * Zero out remaining memory for this segment. 226 * 227 * This isn't strictly required since dma_alloc_coherent already 228 * did this for us. albeit harmless, we may consider removing 229 * this. 230 */ 231 if (memsz > filesz) { 232 if (is_iomem) > 233 memset_io(ptr + filesz, 0, memsz - filesz); 234 else 235 memset(ptr + filesz, 0, memsz - filesz); 236 } 237 } 238 239 return ret; 240 } 241 EXPORT_SYMBOL(rproc_elf_load_segments); 242 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c index 8957ed271d20..6603e00bb6f4 100644 --- a/drivers/remoteproc/imx_rproc.c +++ b/drivers/remoteproc/imx_rproc.c @@ -208,7 +208,7 @@ static int imx_rproc_da_to_sys(struct imx_rproc *priv, u64 da, return -ENOENT; } -static void *imx_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *imx_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct imx_rproc *priv = rproc->priv; void *va = NULL; diff --git a/drivers/remoteproc/ingenic_rproc.c b/drivers/remoteproc/ingenic_rproc.c index 26e19e6143b7..bb5049295576 100644 --- a/drivers/remoteproc/ingenic_rproc.c +++ b/drivers/remoteproc/ingenic_rproc.c @@ -116,7 +116,7 @@ static void ingenic_rproc_kick(struct rproc *rproc, int vqid) writel(vqid, vpu->aux_base + REG_CORE_MSG); } -static void *ingenic_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *ingenic_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct vpu *vpu = rproc->priv; void __iomem *va = NULL; diff --git a/drivers/remoteproc/keystone_remoteproc.c b/drivers/remoteproc/keystone_remoteproc.c index cd266163a65f..54781f553f4e 100644 --- a/drivers/remoteproc/keystone_remoteproc.c +++ b/drivers/remoteproc/keystone_remoteproc.c @@ -246,7 +246,7 @@ static void keystone_rproc_kick(struct rproc *rproc, int vqid) * can be used either by the remoteproc core for loading (when using kernel * remoteproc loader), or by any rpmsg bus drivers. */ -static void *keystone_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *keystone_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct keystone_rproc *ksproc = rproc->priv; void __iomem *va = NULL; diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c index e0c235690361..535175f013e4 100644 --- a/drivers/remoteproc/mtk_scp.c +++ b/drivers/remoteproc/mtk_scp.c @@ -270,7 +270,7 @@ static int scp_elf_load_segments(struct rproc *rproc, const struct firmware *fw) } /* grab the kernel address for this device address */ - ptr = (void __iomem *)rproc_da_to_va(rproc, da, memsz); + ptr = (void __iomem *)rproc_da_to_va(rproc, da, memsz, NULL); if (!ptr) { dev_err(dev, "bad phdr da 0x%x mem 0x%x\n", da, memsz); ret = -EINVAL; @@ -458,7 +458,7 @@ static int scp_start(struct rproc *rproc) return ret; } -static void *scp_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *scp_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct mtk_scp *scp = (struct mtk_scp *)rproc->priv; int offset; @@ -587,7 +587,7 @@ void *scp_mapping_dm_addr(struct mtk_scp *scp, u32 mem_addr) { void *ptr; - ptr = scp_da_to_va(scp->rproc, mem_addr, 0); + ptr = scp_da_to_va(scp->rproc, mem_addr, 0, NULL); if (!ptr) return ERR_PTR(-EINVAL); diff --git a/drivers/remoteproc/omap_remoteproc.c b/drivers/remoteproc/omap_remoteproc.c index d94b7391bf9d..43531caa1959 100644 --- a/drivers/remoteproc/omap_remoteproc.c +++ b/drivers/remoteproc/omap_remoteproc.c @@ -728,7 +728,7 @@ static int omap_rproc_stop(struct rproc *rproc) * Return: translated virtual address in kernel memory space on success, * or NULL on failure. */ -static void *omap_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *omap_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct omap_rproc *oproc = rproc->priv; int i; diff --git a/drivers/remoteproc/pru_rproc.c b/drivers/remoteproc/pru_rproc.c index 5fad787ba012..8df99318f18a 100644 --- a/drivers/remoteproc/pru_rproc.c +++ b/drivers/remoteproc/pru_rproc.c @@ -483,7 +483,7 @@ static void *pru_i_da_to_va(struct pru_rproc *pru, u32 da, size_t len) * core for any PRU client drivers. The PRU Instruction RAM access is restricted * only to the PRU loader code. */ -static void *pru_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *pru_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct pru_rproc *pru = rproc->priv; diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c index e02450225e4a..8b0d8bbacd2e 100644 --- a/drivers/remoteproc/qcom_q6v5_adsp.c +++ b/drivers/remoteproc/qcom_q6v5_adsp.c @@ -281,7 +281,7 @@ static int adsp_stop(struct rproc *rproc) return ret; } -static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv; int offset; diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c index ee586226e438..333a1e389fcd 100644 --- a/drivers/remoteproc/qcom_q6v5_pas.c +++ b/drivers/remoteproc/qcom_q6v5_pas.c @@ -242,7 +242,7 @@ static int adsp_stop(struct rproc *rproc) return ret; } -static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv; int offset; diff --git a/drivers/remoteproc/qcom_q6v5_wcss.c b/drivers/remoteproc/qcom_q6v5_wcss.c index 78ebe1168b33..704cd63c9af4 100644 --- a/drivers/remoteproc/qcom_q6v5_wcss.c +++ b/drivers/remoteproc/qcom_q6v5_wcss.c @@ -410,7 +410,7 @@ static int q6v5_wcss_stop(struct rproc *rproc) return 0; } -static void *q6v5_wcss_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *q6v5_wcss_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct q6v5_wcss *wcss = rproc->priv; int offset; diff --git a/drivers/remoteproc/qcom_wcnss.c b/drivers/remoteproc/qcom_wcnss.c index f95854255c70..1bf60dc84f69 100644 --- a/drivers/remoteproc/qcom_wcnss.c +++ b/drivers/remoteproc/qcom_wcnss.c @@ -320,7 +320,7 @@ static int wcnss_stop(struct rproc *rproc) return ret; } -static void *wcnss_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *wcnss_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct qcom_wcnss *wcnss = (struct qcom_wcnss *)rproc->priv; int offset; diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index 2394eef383e3..9bec422ccce3 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -189,13 +189,13 @@ EXPORT_SYMBOL(rproc_va_to_pa); * here the output of the DMA API for the carveouts, which should be more * correct. */ -void *rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +void *rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct rproc_mem_entry *carveout; void *ptr = NULL; if (rproc->ops->da_to_va) { - ptr = rproc->ops->da_to_va(rproc, da, len); + ptr = rproc->ops->da_to_va(rproc, da, len, is_iomem); if (ptr) goto out; } @@ -217,6 +217,9 @@ void *rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) ptr = carveout->va + offset; + if (is_iomem) + *is_iomem = carveout->is_iomem; + break; } diff --git a/drivers/remoteproc/remoteproc_coredump.c b/drivers/remoteproc/remoteproc_coredump.c index 81ec154a6a5e..aee657cc08c6 100644 --- a/drivers/remoteproc/remoteproc_coredump.c +++ b/drivers/remoteproc/remoteproc_coredump.c @@ -153,18 +153,22 @@ static void rproc_copy_segment(struct rproc *rproc, void *dest, size_t offset, size_t size) { void *ptr; + bool is_iomem; if (segment->dump) { segment->dump(rproc, segment, dest, offset, size); } else { - ptr = rproc_da_to_va(rproc, segment->da + offset, size); + ptr = rproc_da_to_va(rproc, segment->da + offset, size, &is_iomem); if (!ptr) { dev_err(&rproc->dev, "invalid copy request for segment %pad with offset %zu and size %zu)\n", &segment->da, offset, size); memset(dest, 0xff, size); } else { - memcpy(dest, ptr, size); + if (is_iomem) + memcpy_fromio(dest, ptr, size); + else + memcpy(dest, ptr, size); } } } diff --git a/drivers/remoteproc/remoteproc_debugfs.c b/drivers/remoteproc/remoteproc_debugfs.c index 7e5845376e9f..b5a1e3b697d9 100644 --- a/drivers/remoteproc/remoteproc_debugfs.c +++ b/drivers/remoteproc/remoteproc_debugfs.c @@ -132,7 +132,7 @@ static ssize_t rproc_trace_read(struct file *filp, char __user *userbuf, char buf[100]; int len; - va = rproc_da_to_va(data->rproc, trace->da, trace->len); + va = rproc_da_to_va(data->rproc, trace->da, trace->len, NULL); if (!va) { len = scnprintf(buf, sizeof(buf), "Trace %s not available\n", diff --git a/drivers/remoteproc/remoteproc_elf_loader.c b/drivers/remoteproc/remoteproc_elf_loader.c index df68d87752e4..c02d4fec93a9 100644 --- a/drivers/remoteproc/remoteproc_elf_loader.c +++ b/drivers/remoteproc/remoteproc_elf_loader.c @@ -175,6 +175,7 @@ int rproc_elf_load_segments(struct rproc *rproc, const struct firmware *fw) u64 offset = elf_phdr_get_p_offset(class, phdr); u32 type = elf_phdr_get_p_type(class, phdr); void *ptr; + bool is_iomem; if (type != PT_LOAD) continue; @@ -204,7 +205,7 @@ int rproc_elf_load_segments(struct rproc *rproc, const struct firmware *fw) } /* grab the kernel address for this device address */ - ptr = rproc_da_to_va(rproc, da, memsz); + ptr = rproc_da_to_va(rproc, da, memsz, &is_iomem); if (!ptr) { dev_err(dev, "bad phdr da 0x%llx mem 0x%llx\n", da, memsz); @@ -213,8 +214,12 @@ int rproc_elf_load_segments(struct rproc *rproc, const struct firmware *fw) } /* put the segment where the remote processor expects it */ - if (filesz) - memcpy(ptr, elf_data + offset, filesz); + if (filesz) { + if (is_iomem) + memcpy_fromio(ptr, elf_data + offset, filesz); + else + memcpy(ptr, elf_data + offset, filesz); + } /* * Zero out remaining memory for this segment. @@ -223,8 +228,12 @@ int rproc_elf_load_segments(struct rproc *rproc, const struct firmware *fw) * did this for us. albeit harmless, we may consider removing * this. */ - if (memsz > filesz) - memset(ptr + filesz, 0, memsz - filesz); + if (memsz > filesz) { + if (is_iomem) + memset_io(ptr + filesz, 0, memsz - filesz); + else + memset(ptr + filesz, 0, memsz - filesz); + } } return ret; @@ -377,6 +386,6 @@ struct resource_table *rproc_elf_find_loaded_rsc_table(struct rproc *rproc, return NULL; } - return rproc_da_to_va(rproc, sh_addr, sh_size); + return rproc_da_to_va(rproc, sh_addr, sh_size, NULL); } EXPORT_SYMBOL(rproc_elf_find_loaded_rsc_table); diff --git a/drivers/remoteproc/remoteproc_internal.h b/drivers/remoteproc/remoteproc_internal.h index c34002888d2c..9ea37aa687d2 100644 --- a/drivers/remoteproc/remoteproc_internal.h +++ b/drivers/remoteproc/remoteproc_internal.h @@ -84,7 +84,7 @@ static inline void rproc_char_device_remove(struct rproc *rproc) void rproc_free_vring(struct rproc_vring *rvring); int rproc_alloc_vring(struct rproc_vdev *rvdev, int i); -void *rproc_da_to_va(struct rproc *rproc, u64 da, size_t len); +void *rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem); phys_addr_t rproc_va_to_pa(void *cpu_addr); int rproc_trigger_recovery(struct rproc *rproc); diff --git a/drivers/remoteproc/st_slim_rproc.c b/drivers/remoteproc/st_slim_rproc.c index 09bcb4d8b9e0..22096adc1ad3 100644 --- a/drivers/remoteproc/st_slim_rproc.c +++ b/drivers/remoteproc/st_slim_rproc.c @@ -174,7 +174,7 @@ static int slim_rproc_stop(struct rproc *rproc) return 0; } -static void *slim_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *slim_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct st_slim_rproc *slim_rproc = rproc->priv; void *va = NULL; diff --git a/drivers/remoteproc/ti_k3_dsp_remoteproc.c b/drivers/remoteproc/ti_k3_dsp_remoteproc.c index 863c0214e0a8..fd4eb67a6681 100644 --- a/drivers/remoteproc/ti_k3_dsp_remoteproc.c +++ b/drivers/remoteproc/ti_k3_dsp_remoteproc.c @@ -354,7 +354,7 @@ static int k3_dsp_rproc_stop(struct rproc *rproc) * can be used either by the remoteproc core for loading (when using kernel * remoteproc loader), or by any rpmsg bus drivers. */ -static void *k3_dsp_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *k3_dsp_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct k3_dsp_rproc *kproc = rproc->priv; void __iomem *va = NULL; diff --git a/drivers/remoteproc/ti_k3_r5_remoteproc.c b/drivers/remoteproc/ti_k3_r5_remoteproc.c index 62b5a4c29456..5cf8d030a1f0 100644 --- a/drivers/remoteproc/ti_k3_r5_remoteproc.c +++ b/drivers/remoteproc/ti_k3_r5_remoteproc.c @@ -590,7 +590,7 @@ static int k3_r5_rproc_stop(struct rproc *rproc) * present in a DSP or IPU device). The translated addresses can be used * either by the remoteproc core for loading, or by any rpmsg bus drivers. */ -static void *k3_r5_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *k3_r5_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct k3_r5_rproc *kproc = rproc->priv; struct k3_r5_core *core = kproc->core; diff --git a/drivers/remoteproc/wkup_m3_rproc.c b/drivers/remoteproc/wkup_m3_rproc.c index 92d387dfc03b..484f7605823e 100644 --- a/drivers/remoteproc/wkup_m3_rproc.c +++ b/drivers/remoteproc/wkup_m3_rproc.c @@ -89,7 +89,7 @@ static int wkup_m3_rproc_stop(struct rproc *rproc) return error; } -static void *wkup_m3_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +static void *wkup_m3_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem) { struct wkup_m3_rproc *wkupm3 = rproc->priv; void *va = NULL; diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h index a5f6d2d9cde2..1b7d56c7a453 100644 --- a/include/linux/remoteproc.h +++ b/include/linux/remoteproc.h @@ -386,7 +386,7 @@ struct rproc_ops { int (*stop)(struct rproc *rproc); int (*attach)(struct rproc *rproc); void (*kick)(struct rproc *rproc, int vqid); - void * (*da_to_va)(struct rproc *rproc, u64 da, size_t len); + void * (*da_to_va)(struct rproc *rproc, u64 da, size_t len, bool *is_iomem); int (*parse_fw)(struct rproc *rproc, const struct firmware *fw); int (*handle_rsc)(struct rproc *rproc, u32 rsc_type, void *rsc, int offset, int avail);