Re: [PATCH 3/3] soc: qcom: pmic_pdcharger_ulog: Fix hypothetical ulog request message endianess

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On 06/12/2023 00:05, Andrew Halaney wrote:
Sparse reports the following:

     % ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- make C=2 W=1 drivers/soc/qcom/pmic_pdcharger_ulog.o
     ...
       CC      drivers/soc/qcom/pmic_pdcharger_ulog.o
       CHECK   drivers/soc/qcom/pmic_pdcharger_ulog.c
     drivers/soc/qcom/pmic_pdcharger_ulog.c:57:34: warning: incorrect type in initializer (different base types)
     drivers/soc/qcom/pmic_pdcharger_ulog.c:57:34:    expected restricted __le32 [usertype] owner
     drivers/soc/qcom/pmic_pdcharger_ulog.c:57:34:    got int
     drivers/soc/qcom/pmic_pdcharger_ulog.c:58:33: warning: incorrect type in initializer (different base types)
     drivers/soc/qcom/pmic_pdcharger_ulog.c:58:33:    expected restricted __le32 [usertype] type
     drivers/soc/qcom/pmic_pdcharger_ulog.c:58:33:    got int
     drivers/soc/qcom/pmic_pdcharger_ulog.c:59:35: warning: incorrect type in initializer (different base types)
     drivers/soc/qcom/pmic_pdcharger_ulog.c:59:35:    expected restricted __le32 [usertype] opcode
     drivers/soc/qcom/pmic_pdcharger_ulog.c:59:35:    got int

Let's deal with endianness conversion in the rare case this ever runs
on a big-endian machine (and to quiet down sparse for this file).

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Closes: https://lore.kernel.org/oe-kbuild-all/202312060355.M0eJtq4X-lkp@xxxxxxxxx/
Fixes: 086fdb48bc65 ("soc: qcom: add ADSP PDCharger ULOG driver")
Signed-off-by: Andrew Halaney <ahalaney@xxxxxxxxxx>
---
  drivers/soc/qcom/pmic_pdcharger_ulog.c | 6 +++---
  1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/soc/qcom/pmic_pdcharger_ulog.c b/drivers/soc/qcom/pmic_pdcharger_ulog.c
index f1aaacf05005..238cd38589dc 100644
--- a/drivers/soc/qcom/pmic_pdcharger_ulog.c
+++ b/drivers/soc/qcom/pmic_pdcharger_ulog.c
@@ -54,9 +54,9 @@ static int pmic_pdcharger_ulog_request(struct pmic_pdcharger_ulog *pg)
  {
  	struct get_ulog_req_msg req_msg = {
  		.hdr = {
-			.owner = MSG_OWNER_CHG_ULOG,
-			.type = MSG_TYPE_REQ_RESP,
-			.opcode = GET_CHG_ULOG_REQ
+			.owner = cpu_to_le32(MSG_OWNER_CHG_ULOG),
+			.type = cpu_to_le32(MSG_TYPE_REQ_RESP),
+			.opcode = cpu_to_le32(GET_CHG_ULOG_REQ)
  		},
  		.log_size = MAX_ULOG_SIZE
  	};


Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>




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