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Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Add functions to support ND_CMD_GET_CONFIG_SIZE, ND_CMD_SET_CONFIG_DATA and ND_CMD_GET_CONFIG_DATA. Signed-off-by: Santosh Sivaraj --- tools/testing/nvdimm/test/ndtest.c | 51 ++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) diff --git a/tools/testing/nvdimm/test/ndtest.c b/tools/testing/nvdimm/test/ndtest.c index 821296b59bdc..dc1e3636616a 100644 --- a/tools/testing/nvdimm/test/ndtest.c +++ b/tools/testing/nvdimm/test/ndtest.c @@ -254,6 +254,45 @@ static inline struct ndtest_priv *to_ndtest_priv(struct device *dev) return container_of(pdev, struct ndtest_priv, pdev); } +static int ndtest_config_get(struct ndtest_dimm *p, unsigned int buf_len, + struct nd_cmd_get_config_data_hdr *hdr) +{ + unsigned int len; + + if ((hdr->in_offset + hdr->in_length) > LABEL_SIZE) + return -EINVAL; + + hdr->status = 0; + len = min(hdr->in_length, LABEL_SIZE - hdr->in_offset); + memcpy(hdr->out_buf, p->label_area + hdr->in_offset, len); + + return buf_len - len; +} + +static int ndtest_config_set(struct ndtest_dimm *p, unsigned int buf_len, + struct nd_cmd_set_config_hdr *hdr) +{ + unsigned int len; + + if ((hdr->in_offset + hdr->in_length) > LABEL_SIZE) + return -EINVAL; + + len = min(hdr->in_length, LABEL_SIZE - hdr->in_offset); + memcpy(p->label_area + hdr->in_offset, hdr->in_buf, len); + + return buf_len - len; +} + +static int ndtest_get_config_size(struct ndtest_dimm *dimm, unsigned int buf_len, + struct nd_cmd_get_config_size *size) +{ + size->status = 0; + size->max_xfer = 8; + size->config_size = dimm->config_size; + + return 0; +} + static int ndtest_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm, unsigned int cmd, void *buf, unsigned int buf_len, int *cmd_rc) @@ -275,12 +314,24 @@ static int ndtest_ctl(struct nvdimm_bus_descriptor *nd_desc, switch (cmd) { case ND_CMD_GET_CONFIG_SIZE: + *cmd_rc = ndtest_get_config_size(dimm, buf_len, buf); + break; case ND_CMD_GET_CONFIG_DATA: + *cmd_rc = ndtest_config_get(dimm, buf_len, buf); + break; case ND_CMD_SET_CONFIG_DATA: + *cmd_rc = ndtest_config_set(dimm, buf_len, buf); + break; default: return -EINVAL; } + /* Failures for a DIMM can be injected using fail_cmd and + * fail_cmd_code, see the device attributes below + */ + if ((1 << cmd) & dimm->fail_cmd) + return dimm->fail_cmd_code ? dimm->fail_cmd_code : -EIO; + return 0; } -- 2.26.2 _______________________________________________ Linux-nvdimm mailing list -- linux-nvdimm@lists.01.org To unsubscribe send an email to linux-nvdimm-leave@lists.01.org