* [PATCH v2] PCI: ACPI: Replace acpi_bus_get_device()
@ 2022-01-26 23:40 Rafael J. Wysocki
2022-01-27 6:25 ` Mika Westerberg
2022-02-04 23:14 ` Bjorn Helgaas
0 siblings, 2 replies; 3+ messages in thread
From: Rafael J. Wysocki @ 2022-01-26 23:40 UTC (permalink / raw)
To: Bjorn Helgaas; +Cc: Mika Westerberg, Linux PCI, Linux ACPI, LKML
From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Replace acpi_bus_get_device() that is going to be dropped with
acpi_fetch_acpi_dev().
No intentional functional impact.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
-> v2: Fix typo (superfluous paren) in acpiphp_ibm.c.
---
drivers/pci/hotplug/acpiphp_glue.c | 7 ++++---
drivers/pci/hotplug/acpiphp_ibm.c | 5 +++--
drivers/pci/pci-acpi.c | 6 +++---
3 files changed, 10 insertions(+), 8 deletions(-)
Index: linux-pm/drivers/pci/hotplug/acpiphp_glue.c
===================================================================
--- linux-pm.orig/drivers/pci/hotplug/acpiphp_glue.c
+++ linux-pm/drivers/pci/hotplug/acpiphp_glue.c
@@ -226,9 +226,9 @@ static void acpiphp_post_dock_fixup(stru
static acpi_status acpiphp_add_context(acpi_handle handle, u32 lvl, void *data,
void **rv)
{
+ struct acpi_device *adev = acpi_fetch_acpi_dev(handle);
struct acpiphp_bridge *bridge = data;
struct acpiphp_context *context;
- struct acpi_device *adev;
struct acpiphp_slot *slot;
struct acpiphp_func *newfunc;
acpi_status status = AE_OK;
@@ -238,6 +238,9 @@ static acpi_status acpiphp_add_context(a
struct pci_dev *pdev = bridge->pci_dev;
u32 val;
+ if (!adev)
+ return AE_OK;
+
status = acpi_evaluate_integer(handle, "_ADR", NULL, &adr);
if (ACPI_FAILURE(status)) {
if (status != AE_NOT_FOUND)
@@ -245,8 +248,6 @@ static acpi_status acpiphp_add_context(a
"can't evaluate _ADR (%#x)\n", status);
return AE_OK;
}
- if (acpi_bus_get_device(handle, &adev))
- return AE_OK;
device = (adr >> 16) & 0xffff;
function = adr & 0xffff;
Index: linux-pm/drivers/pci/hotplug/acpiphp_ibm.c
===================================================================
--- linux-pm.orig/drivers/pci/hotplug/acpiphp_ibm.c
+++ linux-pm/drivers/pci/hotplug/acpiphp_ibm.c
@@ -433,8 +433,9 @@ static int __init ibm_acpiphp_init(void)
goto init_return;
}
pr_debug("%s: found IBM aPCI device\n", __func__);
- if (acpi_bus_get_device(ibm_acpi_handle, &device)) {
- pr_err("%s: acpi_bus_get_device failed\n", __func__);
+ device = acpi_fetch_acpi_dev(ibm_acpi_handle);
+ if (!device) {
+ pr_err("%s: acpi_fetch_acpi_dev failed\n", __func__);
retval = -ENODEV;
goto init_return;
}
Index: linux-pm/drivers/pci/pci-acpi.c
===================================================================
--- linux-pm.orig/drivers/pci/pci-acpi.c
+++ linux-pm/drivers/pci/pci-acpi.c
@@ -89,9 +89,9 @@ int acpi_get_rc_resources(struct device
return -ENODEV;
}
- ret = acpi_bus_get_device(handle, &adev);
- if (ret)
- return ret;
+ adev = acpi_fetch_acpi_dev(handle);
+ if (!adev)
+ return -ENODEV;
ret = acpi_get_rc_addr(adev, res);
if (ret) {
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH v2] PCI: ACPI: Replace acpi_bus_get_device()
2022-01-26 23:40 [PATCH v2] PCI: ACPI: Replace acpi_bus_get_device() Rafael J. Wysocki
@ 2022-01-27 6:25 ` Mika Westerberg
2022-02-04 23:14 ` Bjorn Helgaas
1 sibling, 0 replies; 3+ messages in thread
From: Mika Westerberg @ 2022-01-27 6:25 UTC (permalink / raw)
To: Rafael J. Wysocki; +Cc: Bjorn Helgaas, Linux PCI, Linux ACPI, LKML
On Thu, Jan 27, 2022 at 12:40:13AM +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>
> Replace acpi_bus_get_device() that is going to be dropped with
> acpi_fetch_acpi_dev().
>
> No intentional functional impact.
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2] PCI: ACPI: Replace acpi_bus_get_device()
2022-01-26 23:40 [PATCH v2] PCI: ACPI: Replace acpi_bus_get_device() Rafael J. Wysocki
2022-01-27 6:25 ` Mika Westerberg
@ 2022-02-04 23:14 ` Bjorn Helgaas
1 sibling, 0 replies; 3+ messages in thread
From: Bjorn Helgaas @ 2022-02-04 23:14 UTC (permalink / raw)
To: Rafael J. Wysocki; +Cc: Mika Westerberg, Linux PCI, Linux ACPI, LKML
On Thu, Jan 27, 2022 at 12:40:13AM +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>
> Replace acpi_bus_get_device() that is going to be dropped with
> acpi_fetch_acpi_dev().
>
> No intentional functional impact.
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Applied with Mika's Reviewed-by to pci/acpi for v5.18, thanks!
> ---
>
> -> v2: Fix typo (superfluous paren) in acpiphp_ibm.c.
>
> ---
> drivers/pci/hotplug/acpiphp_glue.c | 7 ++++---
> drivers/pci/hotplug/acpiphp_ibm.c | 5 +++--
> drivers/pci/pci-acpi.c | 6 +++---
> 3 files changed, 10 insertions(+), 8 deletions(-)
>
> Index: linux-pm/drivers/pci/hotplug/acpiphp_glue.c
> ===================================================================
> --- linux-pm.orig/drivers/pci/hotplug/acpiphp_glue.c
> +++ linux-pm/drivers/pci/hotplug/acpiphp_glue.c
> @@ -226,9 +226,9 @@ static void acpiphp_post_dock_fixup(stru
> static acpi_status acpiphp_add_context(acpi_handle handle, u32 lvl, void *data,
> void **rv)
> {
> + struct acpi_device *adev = acpi_fetch_acpi_dev(handle);
> struct acpiphp_bridge *bridge = data;
> struct acpiphp_context *context;
> - struct acpi_device *adev;
> struct acpiphp_slot *slot;
> struct acpiphp_func *newfunc;
> acpi_status status = AE_OK;
> @@ -238,6 +238,9 @@ static acpi_status acpiphp_add_context(a
> struct pci_dev *pdev = bridge->pci_dev;
> u32 val;
>
> + if (!adev)
> + return AE_OK;
> +
> status = acpi_evaluate_integer(handle, "_ADR", NULL, &adr);
> if (ACPI_FAILURE(status)) {
> if (status != AE_NOT_FOUND)
> @@ -245,8 +248,6 @@ static acpi_status acpiphp_add_context(a
> "can't evaluate _ADR (%#x)\n", status);
> return AE_OK;
> }
> - if (acpi_bus_get_device(handle, &adev))
> - return AE_OK;
>
> device = (adr >> 16) & 0xffff;
> function = adr & 0xffff;
> Index: linux-pm/drivers/pci/hotplug/acpiphp_ibm.c
> ===================================================================
> --- linux-pm.orig/drivers/pci/hotplug/acpiphp_ibm.c
> +++ linux-pm/drivers/pci/hotplug/acpiphp_ibm.c
> @@ -433,8 +433,9 @@ static int __init ibm_acpiphp_init(void)
> goto init_return;
> }
> pr_debug("%s: found IBM aPCI device\n", __func__);
> - if (acpi_bus_get_device(ibm_acpi_handle, &device)) {
> - pr_err("%s: acpi_bus_get_device failed\n", __func__);
> + device = acpi_fetch_acpi_dev(ibm_acpi_handle);
> + if (!device) {
> + pr_err("%s: acpi_fetch_acpi_dev failed\n", __func__);
> retval = -ENODEV;
> goto init_return;
> }
> Index: linux-pm/drivers/pci/pci-acpi.c
> ===================================================================
> --- linux-pm.orig/drivers/pci/pci-acpi.c
> +++ linux-pm/drivers/pci/pci-acpi.c
> @@ -89,9 +89,9 @@ int acpi_get_rc_resources(struct device
> return -ENODEV;
> }
>
> - ret = acpi_bus_get_device(handle, &adev);
> - if (ret)
> - return ret;
> + adev = acpi_fetch_acpi_dev(handle);
> + if (!adev)
> + return -ENODEV;
>
> ret = acpi_get_rc_addr(adev, res);
> if (ret) {
>
>
>
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2022-02-04 23:14 UTC | newest]
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2022-01-26 23:40 [PATCH v2] PCI: ACPI: Replace acpi_bus_get_device() Rafael J. Wysocki
2022-01-27 6:25 ` Mika Westerberg
2022-02-04 23:14 ` Bjorn Helgaas
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