PCI: Add function 0 DMA alias quirk for Glenfly Arise chip

[ Upstream commit 9246b48 ]

Add DMA support for audio function of Glenfly Arise chip, which uses
Requester ID of function 0.

Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: SiyuLi <[email protected]>
Signed-off-by: WangYuli <[email protected]>
[bhelgaas: lower-case hex to match local code, drop unused Device IDs]
Signed-off-by: Bjorn Helgaas <[email protected]>
Reviewed-by: Takashi Iwai <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>

Author: Avenger-285714

drivers/pci/quirks.c

@@ -4252,6 +4252,10 @@ static void quirk_dma_func0_alias(struct pci_dev *dev)
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_RICOH, 0xe832, quirk_dma_func0_alias);
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_RICOH, 0xe476, quirk_dma_func0_alias);
 
+/* Some Glenfly chips use function 0 as the PCIe Requester ID for DMA */
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_GLENFLY, 0x3d40, quirk_dma_func0_alias);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_GLENFLY, 0x3d41, quirk_dma_func0_alias);
+
 static void quirk_dma_func1_alias(struct pci_dev *dev)
 {
 	if (PCI_FUNC(dev->devfn) != 1)

include/linux/pci_ids.h

@@ -2653,6 +2653,8 @@
 #define PCI_DEVICE_ID_DCI_PCCOM8	0x0002
 #define PCI_DEVICE_ID_DCI_PCCOM2	0x0004
 
+#define PCI_VENDOR_ID_GLENFLY		0x6766
+
 #define PCI_VENDOR_ID_INTEL		0x8086
 #define PCI_DEVICE_ID_INTEL_EESSC	0x0008
 #define PCI_DEVICE_ID_INTEL_HDA_CML_LP	0x02c8

sound/pci/hda/hda_intel.c

@@ -2682,7 +2682,7 @@ static const struct pci_device_id azx_ids[] = {
 	  .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
 	  AZX_DCAPS_PM_RUNTIME },
 	/* GLENFLY */
-	{ PCI_DEVICE(0x6766, PCI_ANY_ID),
+	{ PCI_DEVICE(PCI_VENDOR_ID_GLENFLY, PCI_ANY_ID),
 	  .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
 	  .class_mask = 0xffffff,
 	  .driver_data = AZX_DRIVER_GFHDMI | AZX_DCAPS_POSFIX_LPIB |