drm/nvaa/mc: blacklist msi to off by default (0fef9d8a) · Commits · e / devices / android_kernel_teracube_2e

drivers/gpu/drm/nouveau/core/subdev/mc/base.c

+19 −11

Original line number	Diff line number	Diff line
		@@ -42,7 +42,7 @@ nouveau_mc_intr(int irq, void *arg)
		if (intr == 0xffffffff) /* likely fallen off the bus */
		intr = 0x00000000;

		if (pmc->use_msi && oclass->msi_rearm)
		if (pmc->use_msi)
		oclass->msi_rearm(pmc);

		if (intr) {
		@@ -111,20 +111,28 @@ nouveau_mc_create_(struct nouveau_object parent, struct nouveau_object engine,
		return ret;

		switch (device->pdev->device & 0x0ff0) {
		case 0x00f0: /* BR02? */
		case 0x02e0: /* BR02? */
		pmc->use_msi = false;
		case 0x00f0:
		case 0x02e0:
		/* BR02? NFI how these would be handled yet exactly */
		break;
		default:
		pmc->use_msi = nouveau_boolopt(device->cfgopt, "NvMSI", true);
		if (pmc->use_msi) {
		switch (device->chipset) {
		case 0xaa: break; /* reported broken, nv also disable it */
		default:
		pmc->use_msi = true;
		break;
		}
		}

		pmc->use_msi = nouveau_boolopt(device->cfgopt, "NvMSI", pmc->use_msi);
		if (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");
		oclass->msi_rearm(pmc);
		}
		}
		break;
		} else {
		pmc->use_msi = false;
		}

		ret = request_irq(device->pdev->irq, nouveau_mc_intr,