* [PATCH] ufs: host: ufs-qcom: Return directly if MCQ resource is provided in DT
@ 2023-03-01 7:31 Manivannan Sadhasivam
2023-03-01 18:07 ` Bart Van Assche
0 siblings, 1 reply; 3+ messages in thread
From: Manivannan Sadhasivam @ 2023-03-01 7:31 UTC (permalink / raw)
To: jejb, martin.petersen
Cc: linux-arm-msm, linux-scsi, linux-kernel, bvanassche,
quic_asutoshd, Manivannan Sadhasivam
Instead of using a goto label to return, let's return directly in the
"if" condition after setting mcq_base.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
drivers/ufs/host/ufs-qcom.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
index 34fc453f3eb1..d90f963eed02 100644
--- a/drivers/ufs/host/ufs-qcom.c
+++ b/drivers/ufs/host/ufs-qcom.c
@@ -1460,8 +1460,10 @@ static int ufs_qcom_mcq_config_resource(struct ufs_hba *hba)
/* MCQ resource provided in DT */
res = &hba->res[RES_MCQ];
/* Bail if MCQ resource is provided */
- if (res->base)
- goto out;
+ if (res->base) {
+ hba->mcq_base = res->base;
+ return 0;
+ }
/* Explicitly allocate MCQ resource from ufs_mem */
res_mcq = devm_kzalloc(hba->dev, sizeof(*res_mcq), GFP_KERNEL);
@@ -1489,9 +1491,6 @@ static int ufs_qcom_mcq_config_resource(struct ufs_hba *hba)
goto ioremap_err;
}
-out:
- hba->mcq_base = res->base;
- return 0;
ioremap_err:
res->base = NULL;
remove_resource(res_mcq);
--
2.25.1
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH] ufs: host: ufs-qcom: Return directly if MCQ resource is provided in DT
2023-03-01 7:31 [PATCH] ufs: host: ufs-qcom: Return directly if MCQ resource is provided in DT Manivannan Sadhasivam
@ 2023-03-01 18:07 ` Bart Van Assche
2023-03-02 7:26 ` Manivannan Sadhasivam
0 siblings, 1 reply; 3+ messages in thread
From: Bart Van Assche @ 2023-03-01 18:07 UTC (permalink / raw)
To: Manivannan Sadhasivam, jejb, martin.petersen
Cc: linux-arm-msm, linux-scsi, linux-kernel, quic_asutoshd
On 2/28/23 23:31, Manivannan Sadhasivam wrote:
> Instead of using a goto label to return, let's return directly in the
> "if" condition after setting mcq_base.
>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> ---
> drivers/ufs/host/ufs-qcom.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
> index 34fc453f3eb1..d90f963eed02 100644
> --- a/drivers/ufs/host/ufs-qcom.c
> +++ b/drivers/ufs/host/ufs-qcom.c
> @@ -1460,8 +1460,10 @@ static int ufs_qcom_mcq_config_resource(struct ufs_hba *hba)
> /* MCQ resource provided in DT */
> res = &hba->res[RES_MCQ];
> /* Bail if MCQ resource is provided */
> - if (res->base)
> - goto out;
> + if (res->base) {
> + hba->mcq_base = res->base;
> + return 0;
> + }
>
> /* Explicitly allocate MCQ resource from ufs_mem */
> res_mcq = devm_kzalloc(hba->dev, sizeof(*res_mcq), GFP_KERNEL);
> @@ -1489,9 +1491,6 @@ static int ufs_qcom_mcq_config_resource(struct ufs_hba *hba)
> goto ioremap_err;
> }
>
> -out:
> - hba->mcq_base = res->base;
> - return 0;
> ioremap_err:
> res->base = NULL;
> remove_resource(res_mcq);
This patch changes the behavior for the success case without mentioning
this in the patch description. So I assume that the behavior change is
unintentional and hence that this patch should be dropped?
Bart.
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] ufs: host: ufs-qcom: Return directly if MCQ resource is provided in DT
2023-03-01 18:07 ` Bart Van Assche
@ 2023-03-02 7:26 ` Manivannan Sadhasivam
0 siblings, 0 replies; 3+ messages in thread
From: Manivannan Sadhasivam @ 2023-03-02 7:26 UTC (permalink / raw)
To: Bart Van Assche
Cc: jejb, martin.petersen, linux-arm-msm, linux-scsi, linux-kernel,
quic_asutoshd
On Wed, Mar 01, 2023 at 10:07:41AM -0800, Bart Van Assche wrote:
> On 2/28/23 23:31, Manivannan Sadhasivam wrote:
> > Instead of using a goto label to return, let's return directly in the
> > "if" condition after setting mcq_base.
> >
> > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> > ---
> > drivers/ufs/host/ufs-qcom.c | 9 ++++-----
> > 1 file changed, 4 insertions(+), 5 deletions(-)
> >
> > diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
> > index 34fc453f3eb1..d90f963eed02 100644
> > --- a/drivers/ufs/host/ufs-qcom.c
> > +++ b/drivers/ufs/host/ufs-qcom.c
> > @@ -1460,8 +1460,10 @@ static int ufs_qcom_mcq_config_resource(struct ufs_hba *hba)
> > /* MCQ resource provided in DT */
> > res = &hba->res[RES_MCQ];
> > /* Bail if MCQ resource is provided */
> > - if (res->base)
> > - goto out;
> > + if (res->base) {
> > + hba->mcq_base = res->base;
> > + return 0;
> > + }
> > /* Explicitly allocate MCQ resource from ufs_mem */
> > res_mcq = devm_kzalloc(hba->dev, sizeof(*res_mcq), GFP_KERNEL);
> > @@ -1489,9 +1491,6 @@ static int ufs_qcom_mcq_config_resource(struct ufs_hba *hba)
> > goto ioremap_err;
> > }
> > -out:
> > - hba->mcq_base = res->base;
> > - return 0;
> > ioremap_err:
> > res->base = NULL;
> > remove_resource(res_mcq);
>
> This patch changes the behavior for the success case without mentioning this
> in the patch description. So I assume that the behavior change is
> unintentional and hence that this patch should be dropped?
>
Sorry, my bad here :( Please ignore this patch.
Thanks,
Mani
> Bart.
--
மணிவண்ணன் சதாசிவம்
^ permalink raw reply [flat|nested] 3+ messages in thread
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2023-03-01 7:31 [PATCH] ufs: host: ufs-qcom: Return directly if MCQ resource is provided in DT Manivannan Sadhasivam
2023-03-01 18:07 ` Bart Van Assche
2023-03-02 7:26 ` Manivannan Sadhasivam
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