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Fri, 20 Dec 2019 02:49:39 -0600 Received: from DLEE111.ent.ti.com (157.170.170.22) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3; Fri, 20 Dec 2019 02:49:38 -0600 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE111.ent.ti.com (157.170.170.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3 via Frontend Transport; Fri, 20 Dec 2019 02:49:38 -0600 Received: from [192.168.2.6] (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id xBK8nYH9105823; Fri, 20 Dec 2019 02:49:35 -0600 Subject: Re: [PATCH v7 05/12] dmaengine: Add support for reporting DMA cached data amount To: Vinod Koul References: <20191209094332.4047-1-peter.ujfalusi@ti.com> <20191209094332.4047-6-peter.ujfalusi@ti.com> <20191220083713.GL2536@vkoul-mobl> From: Peter Ujfalusi Message-ID: Date: Fri, 20 Dec 2019 10:49:52 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191220083713.GL2536@vkoul-mobl> Content-Language: en-US X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191220_004946_566396_69EF66E3 X-CRM114-Status: GOOD ( 16.61 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: nm@ti.com, devicetree@vger.kernel.org, grygorii.strashko@ti.com, vigneshr@ti.com, lokeshvutla@ti.com, j-keerthy@ti.com, linux-kernel@vger.kernel.org, t-kristo@ti.com, tony@atomide.com, robh+dt@kernel.org, ssantosh@kernel.org, dmaengine@vger.kernel.org, dan.j.williams@intel.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org CgpPbiAyMC8xMi8yMDE5IDEwLjM3LCBWaW5vZCBLb3VsIHdyb3RlOgo+IE9uIDA5LTEyLTE5LCAx MTo0MywgUGV0ZXIgVWpmYWx1c2kgd3JvdGU6Cj4+IEEgRE1BIGhhcmR3YXJlIGNhbiBoYXZlIGJp ZyBjYWNoZSBvciBGSUZPIGFuZCB0aGUgYW1vdW50IG9mIGRhdGEgc2l0dGluZyBpbgo+PiB0aGUg RE1BIGZhYnJpYyBjYW4gYmUgYW4gaW50ZXJlc3QgZm9yIHRoZSBjbGllbnRzLgo+Pgo+PiBGb3Ig ZXhhbXBsZSBpbiBhdWRpbyB3ZSB3YW50IHRvIGtub3cgdGhlIGRlbGF5IGluIHRoZSBkYXRhIGZs b3cgYW5kIGluIGNhc2UKPj4gdGhlIERNQSBoYXZlIHNpZ25pZmljYW50bHkgbGFyZ2UgRklGTy9j YWNoZSwgaXQgY2FuIGFmZmVjdCB0aGUgbGF0ZW5jL2RlbGF5Cj4+Cj4+IFNpZ25lZC1vZmYtYnk6 IFBldGVyIFVqZmFsdXNpIDxwZXRlci51amZhbHVzaUB0aS5jb20+Cj4+IFJldmlld2VkLWJ5OiBU ZXJvIEtyaXN0byA8dC1rcmlzdG9AdGkuY29tPgo+PiAtLS0KPj4gIGRyaXZlcnMvZG1hL2RtYWVu Z2luZS5oICAgfCA4ICsrKysrKysrCj4+ICBpbmNsdWRlL2xpbnV4L2RtYWVuZ2luZS5oIHwgMiAr Kwo+PiAgMiBmaWxlcyBjaGFuZ2VkLCAxMCBpbnNlcnRpb25zKCspCj4+Cj4+IGRpZmYgLS1naXQg YS9kcml2ZXJzL2RtYS9kbWFlbmdpbmUuaCBiL2RyaXZlcnMvZG1hL2RtYWVuZ2luZS5oCj4+IGlu ZGV4IDUwMWMwYjA2M2Y4NS4uYjBiOTc0NzU3MDdhIDEwMDY0NAo+PiAtLS0gYS9kcml2ZXJzL2Rt YS9kbWFlbmdpbmUuaAo+PiArKysgYi9kcml2ZXJzL2RtYS9kbWFlbmdpbmUuaAo+PiBAQCAtNzcs NiArNzcsNyBAQCBzdGF0aWMgaW5saW5lIGVudW0gZG1hX3N0YXR1cyBkbWFfY29va2llX3N0YXR1 cyhzdHJ1Y3QgZG1hX2NoYW4gKmNoYW4sCj4+ICAJCXN0YXRlLT5sYXN0ID0gY29tcGxldGU7Cj4+ ICAJCXN0YXRlLT51c2VkID0gdXNlZDsKPj4gIAkJc3RhdGUtPnJlc2lkdWUgPSAwOwo+PiArCQlz dGF0ZS0+aW5fZmxpZ2h0X2J5dGVzID0gMDsKPj4gIAl9Cj4+ICAJcmV0dXJuIGRtYV9hc3luY19p c19jb21wbGV0ZShjb29raWUsIGNvbXBsZXRlLCB1c2VkKTsKPj4gIH0KPj4gQEAgLTg3LDYgKzg4 LDEzIEBAIHN0YXRpYyBpbmxpbmUgdm9pZCBkbWFfc2V0X3Jlc2lkdWUoc3RydWN0IGRtYV90eF9z dGF0ZSAqc3RhdGUsIHUzMiByZXNpZHVlKQo+PiAgCQlzdGF0ZS0+cmVzaWR1ZSA9IHJlc2lkdWU7 Cj4+ICB9Cj4+ICAKPj4gK3N0YXRpYyBpbmxpbmUgdm9pZCBkbWFfc2V0X2luX2ZsaWdodF9ieXRl cyhzdHJ1Y3QgZG1hX3R4X3N0YXRlICpzdGF0ZSwKPj4gKwkJCQkJICAgdTMyIGluX2ZsaWdodF9i eXRlcykKPj4gK3sKPj4gKwlpZiAoc3RhdGUpCj4+ICsJCXN0YXRlLT5pbl9mbGlnaHRfYnl0ZXMg PSBpbl9mbGlnaHRfYnl0ZXM7Cj4+ICt9Cj4gCj4gVGhpcyB3b3VsZCBiZSB1c2VkIGJ5IGRtYWVu Z2luZSBkcml2ZXJzIHJpZ2h0LCBzbyBsZXRzIG1vdmUgaXQgdG8gZHJpdmVycy9kbWEvZG1hZW5n aW5lLmgKPiAKPiBsZXRzIG5vdCBleHBvc2UgdGhpcyB0byB1c2VycyA6KQoKSSBoYXZlIHB1dCBp dCB3aGVyZSB0aGUgZG1hX3NldF9yZXNpZHVlKCkgd2FzLgpJIGNhbiBhZGQgYSBwYXRjaCBmaXJz dCB0byBtb3ZlIGRtYV9zZXRfcmVzaWR1ZSgpIHRoZW4gYWRkCmRtYV9zZXRfaW5fZmxpZ2h0X2J5 dGVzKCkgdGhlcmUgYXMgd2VsbD8KCi0gUMOpdGVyCgpUZXhhcyBJbnN0cnVtZW50cyBGaW5sYW5k IE95LCBQb3Jra2FsYW5rYXR1IDIyLCAwMDE4MCBIZWxzaW5raS4KWS10dW5udXMvQnVzaW5lc3Mg SUQ6IDA2MTU1MjEtNC4gS290aXBhaWtrYS9Eb21pY2lsZTogSGVsc2lua2kKCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFp bGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlz dHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK