From: zhoucm1 <david1.zhou-5C7GfCeVMHo@public.gmane.org>
To: Xiangliang Yu <Xiangliang.Yu-5C7GfCeVMHo@public.gmane.org>,
amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Cc: Monk Liu <Monk.Liu-5C7GfCeVMHo@public.gmane.org>
Subject: Re: [PATCH 1/1] drm/amdgpu/gfx8: add support kernel interface queue(KIQ)
Date: Tue, 20 Dec 2016 17:49:27 +0800 [thread overview]
Message-ID: <5858FEA7.9060800@amd.com> (raw)
In-Reply-To: <1482227322-2556-1-git-send-email-Xiangliang.Yu-5C7GfCeVMHo@public.gmane.org>
On 2016年12月20日 17:48, Xiangliang Yu wrote:
> + if (kiq->eop_obj == NULL) {
> + r = amdgpu_bo_create(adev,
> + MEC_HPD_SIZE,
> + PAGE_SIZE, true,
> + AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL,
> + &kiq->eop_obj);
> + if (r) {
> + dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
> + return r;
> + }
> + }
> +
> + r = amdgpu_bo_reserve(kiq->eop_obj, false);
> + if (unlikely(r != 0)) {
> + gfx_v8_0_kiq_fini(adev);
> + return r;
> + }
> +
> + r = amdgpu_bo_pin(kiq->eop_obj, AMDGPU_GEM_DOMAIN_GTT,
> + &kiq->eop_gpu_addr);
> + if (r) {
> + dev_warn(adev->dev, "(%d) pin HDP EOP bo failed\n", r);
> + gfx_v8_0_kiq_fini(adev);
> + return r;
> + }
> +
> + r = amdgpu_bo_kmap(kiq->eop_obj, (void **)&hpd);
you can use amdgpu_bo_create/free_kernel helper to do these.
Regards,
David Zhou
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next prev parent reply other threads:[~2016-12-20 9:49 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-20 9:48 [PATCH 1/1] drm/amdgpu/gfx8: add support kernel interface queue(KIQ) Xiangliang Yu
[not found] ` <1482227322-2556-1-git-send-email-Xiangliang.Yu-5C7GfCeVMHo@public.gmane.org>
2016-12-20 9:49 ` zhoucm1 [this message]
[not found] ` <5858FEA7.9060800-5C7GfCeVMHo@public.gmane.org>
2016-12-22 8:58 ` Yu, Xiangliang
[not found] ` <CY4PR12MB17017A2AE849141C7D61EBF4EB920-rpdhrqHFk05QaJCA3gGb3wdYzm3356FpvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-12-22 9:01 ` zhoucm1
[not found] ` <585B9663.7070007-5C7GfCeVMHo@public.gmane.org>
2016-12-22 9:06 ` Yu, Xiangliang
-- strict thread matches above, loose matches on Subject: below --
2016-12-20 9:40 Xiangliang Yu
[not found] ` <1482226848-2440-1-git-send-email-Xiangliang.Yu-5C7GfCeVMHo@public.gmane.org>
2016-12-20 9:41 ` Yu, Xiangliang
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