Use abstracted resource query functions, and obtain the IRQ from the
correct bus.
Signed-off-by: Alexandre Courbot <acourbot@xxxxxxxxxx>
---
drivers/gpu/drm/nouveau/core/include/subdev/mc.h | 1 +
drivers/gpu/drm/nouveau/core/subdev/mc/base.c | 43 +++++++++++++++---------
2 files changed, 29 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/mc.h b/drivers/gpu/drm/nouveau/core/include/subdev/mc.h
index adc88b7..7c551b5 100644
--- a/drivers/gpu/drm/nouveau/core/include/subdev/mc.h
+++ b/drivers/gpu/drm/nouveau/core/include/subdev/mc.h
@@ -12,6 +12,7 @@ struct nouveau_mc_intr {
struct nouveau_mc {
struct nouveau_subdev base;
bool use_msi;
+ unsigned int irq;
};
static inline struct nouveau_mc *
diff --git a/drivers/gpu/drm/nouveau/core/subdev/mc/base.c b/drivers/gpu/drm/nouveau/core/subdev/mc/base.c
index b4b9943..081fd96 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/mc/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/mc/base.c
@@ -93,8 +93,8 @@ _nouveau_mc_dtor(struct nouveau_object *object)
{
struct nouveau_device *device = nv_device(object);
struct nouveau_mc *pmc = (void *)object;
- free_irq(device->pdev->irq, pmc);
- if (pmc->use_msi)
+ free_irq(pmc->irq, pmc);
+ if (nv_device_is_pci(device) && pmc->use_msi)
pci_disable_msi(device->pdev);
nouveau_subdev_destroy(&pmc->base);
}
@@ -114,22 +114,25 @@ nouveau_mc_create_(struct nouveau_object *parent, struct nouveau_object *engine,
if (ret)
return ret;
- switch (device->pdev->device & 0x0ff0) {
- case 0x00f0:
- case 0x02e0:
- /* BR02? NFI how these would be handled yet exactly */
- break;
- default:
- switch (device->chipset) {
- case 0xaa: break; /* reported broken, nv also disable it */
- default:
- pmc->use_msi = true;
+ if (nv_device_is_pci(device))
+ switch (device->pdev->device & 0x0ff0) {
+ case 0x00f0:
+ case 0x02e0:
+ /* BR02? NFI how these would be handled yet exactly */
break;
+ default:
+ switch (device->chipset) {
+ case 0xaa:
+ /* reported broken, nv also disable it */
+ break;
+ default:
+ pmc->use_msi = true;
+ break;
}
}
pmc->use_msi = nouveau_boolopt(device->cfgopt, "NvMSI", pmc->use_msi);
- if (pmc->use_msi && oclass->msi_rearm) {
+ if (nv_device_is_pci(device) && pmc->use_msi && oclass->msi_rearm) {
pmc->use_msi = pci_enable_msi(device->pdev) == 0;
if (pmc->use_msi) {
nv_info(pmc, "MSI interrupts enabled\n");
@@ -139,8 +142,18 @@ nouveau_mc_create_(struct nouveau_object *parent, struct nouveau_object *engine,
pmc->use_msi = false;
}
- ret = request_irq(device->pdev->irq, nouveau_mc_intr,
- IRQF_SHARED, "nouveau", pmc);
+ if (nv_device_is_pci(device)) {
+ pmc->irq = device->pdev->irq;
+ } else {
+ int irq = platform_get_irq_byname(device->platformdev, "stall");
+ if (irq < 0)
+ return irq;
+ pmc->irq = irq;
+ }
+
+ ret = request_irq(pmc->irq, nouveau_mc_intr, IRQF_SHARED, "nouveau",
+ pmc);
+
if (ret < 0)
return ret;
--
1.8.5.3
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