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* [PATCH v1 1/1] scsi: ufs: ufs-pci: Switch to use acpi_evaluate_dsm_typed()
@ 2023-10-02 13:51 Andy Shevchenko
  2023-10-02 18:44 ` Avri Altman
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Andy Shevchenko @ 2023-10-02 13:51 UTC (permalink / raw)
  To: Martin K. Petersen, Bart Van Assche, linux-scsi, linux-kernel
  Cc: James E.J. Bottomley, Andy Shevchenko

The acpi_evaluate_dsm_typed() provides a way to check the type of the
object evaluated by _DSM call. Use it instead of open coded variant.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/ufs/host/ufshcd-pci.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/ufs/host/ufshcd-pci.c b/drivers/ufs/host/ufshcd-pci.c
index 248a49e5e7f3..0aca666d2199 100644
--- a/drivers/ufs/host/ufshcd-pci.c
+++ b/drivers/ufs/host/ufshcd-pci.c
@@ -58,11 +58,12 @@ static int __intel_dsm(struct intel_host *intel_host, struct device *dev,
 	int err = 0;
 	size_t len;
 
-	obj = acpi_evaluate_dsm(ACPI_HANDLE(dev), &intel_dsm_guid, 0, fn, NULL);
+	obj = acpi_evaluate_dsm_typed(ACPI_HANDLE(dev), &intel_dsm_guid, 0, fn, NULL,
+				      ACPI_TYPE_BUFFER);
 	if (!obj)
 		return -EOPNOTSUPP;
 
-	if (obj->type != ACPI_TYPE_BUFFER || obj->buffer.length < 1) {
+	if (obj->buffer.length < 1) {
 		err = -EINVAL;
 		goto out;
 	}
-- 
2.40.0.1.gaa8946217a0b


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* RE: [PATCH v1 1/1] scsi: ufs: ufs-pci: Switch to use acpi_evaluate_dsm_typed()
  2023-10-02 13:51 [PATCH v1 1/1] scsi: ufs: ufs-pci: Switch to use acpi_evaluate_dsm_typed() Andy Shevchenko
@ 2023-10-02 18:44 ` Avri Altman
  2023-10-10  1:47 ` Martin K. Petersen
  2023-10-13 21:03 ` Martin K. Petersen
  2 siblings, 0 replies; 4+ messages in thread
From: Avri Altman @ 2023-10-02 18:44 UTC (permalink / raw)
  To: Andy Shevchenko, Martin K. Petersen, Bart Van Assche,
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
  Cc: James E.J. Bottomley

> The acpi_evaluate_dsm_typed() provides a way to check the type of the
> object evaluated by _DSM call. Use it instead of open coded variant.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Avri Altman <avri.altman@wdc.com>

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH v1 1/1] scsi: ufs: ufs-pci: Switch to use acpi_evaluate_dsm_typed()
  2023-10-02 13:51 [PATCH v1 1/1] scsi: ufs: ufs-pci: Switch to use acpi_evaluate_dsm_typed() Andy Shevchenko
  2023-10-02 18:44 ` Avri Altman
@ 2023-10-10  1:47 ` Martin K. Petersen
  2023-10-13 21:03 ` Martin K. Petersen
  2 siblings, 0 replies; 4+ messages in thread
From: Martin K. Petersen @ 2023-10-10  1:47 UTC (permalink / raw)
  To: Andy Shevchenko
  Cc: Martin K. Petersen, Bart Van Assche, linux-scsi, linux-kernel,
	James E.J. Bottomley


Andy,

> The acpi_evaluate_dsm_typed() provides a way to check the type of the
> object evaluated by _DSM call. Use it instead of open coded variant.

Applied to 6.7/scsi-staging, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH v1 1/1] scsi: ufs: ufs-pci: Switch to use acpi_evaluate_dsm_typed()
  2023-10-02 13:51 [PATCH v1 1/1] scsi: ufs: ufs-pci: Switch to use acpi_evaluate_dsm_typed() Andy Shevchenko
  2023-10-02 18:44 ` Avri Altman
  2023-10-10  1:47 ` Martin K. Petersen
@ 2023-10-13 21:03 ` Martin K. Petersen
  2 siblings, 0 replies; 4+ messages in thread
From: Martin K. Petersen @ 2023-10-13 21:03 UTC (permalink / raw)
  To: Bart Van Assche, linux-scsi, linux-kernel, Andy Shevchenko
  Cc: Martin K . Petersen, James E.J. Bottomley

On Mon, 02 Oct 2023 16:51:25 +0300, Andy Shevchenko wrote:

> The acpi_evaluate_dsm_typed() provides a way to check the type of the
> object evaluated by _DSM call. Use it instead of open coded variant.
> 
> 

Applied to 6.7/scsi-queue, thanks!

[1/1] scsi: ufs: ufs-pci: Switch to use acpi_evaluate_dsm_typed()
      https://git.kernel.org/mkp/scsi/c/fcf3fb7bd50c

-- 
Martin K. Petersen	Oracle Linux Engineering

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2023-10-13 21:04 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2023-10-02 13:51 [PATCH v1 1/1] scsi: ufs: ufs-pci: Switch to use acpi_evaluate_dsm_typed() Andy Shevchenko
2023-10-02 18:44 ` Avri Altman
2023-10-10  1:47 ` Martin K. Petersen
2023-10-13 21:03 ` Martin K. Petersen

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