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[2/5] ALSA: hda/intel: Use pci_get_base_class() to reduce duplicated code

Message ID 20230825062714.6325-3-sui.jingfeng@linux.dev (mailing list archive)
State New, archived
Headers show
Series Add the pci_get_base_class() helper and use it | expand

Commit Message

Sui Jingfeng Aug. 25, 2023, 6:27 a.m. UTC 
From: Sui Jingfeng <suijingfeng@loongson.cn>

Should be no functional change

Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: Fred Oh <fred.oh@linux.intel.com>
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Cc: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Sui Jingfeng <suijingfeng@loongson.cn>
---
 sound/pci/hda/hda_intel.c | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)
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Patch

diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index a21b61ad08d1..811a149584f2 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1429,17 +1429,11 @@  static bool atpx_present(void)
 	acpi_handle dhandle, atpx_handle;
 	acpi_status status;
 
-	while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) {
-		dhandle = ACPI_HANDLE(&pdev->dev);
-		if (dhandle) {
-			status = acpi_get_handle(dhandle, "ATPX", &atpx_handle);
-			if (ACPI_SUCCESS(status)) {
-				pci_dev_put(pdev);
-				return true;
-			}
-		}
-	}
-	while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) {
+	while ((pdev = pci_get_base_class(PCI_BASE_CLASS_DISPLAY, pdev))) {
+		if ((pdev->class != PCI_CLASS_DISPLAY_VGA << 8) &&
+		    (pdev->class != PCI_CLASS_DISPLAY_OTHER << 8))
+			continue;
+
 		dhandle = ACPI_HANDLE(&pdev->dev);
 		if (dhandle) {
 			status = acpi_get_handle(dhandle, "ATPX", &atpx_handle);