From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [v3,4/7] dmaengine: stm32-dma: Add DMA/MDMA chaining support From: Vinod Koul Message-Id: <20181010040343.GO2372@vkoul-mobl> Date: Wed, 10 Oct 2018 09:33:43 +0530 To: Pierre Yves MORDRET Cc: Rob Herring , Mark Rutland , Alexandre Torgue , Maxime Coquelin , Dan Williams , devicetree@vger.kernel.org, dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org List-ID: T24gMDktMTAtMTgsIDEwOjQwLCBQaWVycmUgWXZlcyBNT1JEUkVUIHdyb3RlOgo+IAo+IAo+IE9u IDEwLzA3LzIwMTggMDY6MDAgUE0sIFZpbm9kIHdyb3RlOgo+ID4gT24gMjgtMDktMTgsIDE1OjAx LCBQaWVycmUtWXZlcyBNT1JEUkVUIHdyb3RlOgo+ID4+IFRoaXMgcGF0Y2ggYWRkcyBzdXBwb3J0 IG9mIERNQS9NRE1BIGNoYWluaW5nIHN1cHBvcnQuCj4gPj4gSXQgaW50cm9kdWNlcyBhbiBpbnRl cm1lZGlhdGUgdHJhbnNmZXIgYmV0d2VlbiBwZXJpcGhlcmFscyBhbmQgU1RNMzIgRE1BLgo+ID4+ IFRoaXMgaW50ZXJtZWRpYXRlIHRyYW5zZmVyIGlzIHRyaWdnZXJlZCBieSBTVyBmb3Igc2luZ2xl IE0yRCB0cmFuc2ZlciBhbmQKPiA+PiBieSBTVE0zMiBETUEgSVAgZm9yIGFsbCBvdGhlciBtb2Rl cyAoc2csIGN5Y2xpYykgYW5kIGRpcmVjdGlvbiAoRDJNKS4KPiA+Pgo+ID4+IEEgZ2VuZXJpYyBT UkFNIGFsbG9jYXRvciBpcyB1c2VkIGZvciB0aGlzIGludGVybWVkaWF0ZSBidWZmZXIKPiA+PiBF YWNoIERNQSBjaGFubmVsIHdpbGwgYmUgYWJsZSB0byBkZWZpbmUgaXRzIFNSQU0gbmVlZHMgdG8g YWNoaWV2ZSBjaGFpbmluZwo+ID4+IGZlYXR1cmUgOiAoMiBeIG9yZGVyKSAqIFBBR0VfU0laRS4K PiA+PiBGb3IgY3ljbGljLCBTUkFNIGJ1ZmZlciBpcyBkZXJpdmVkIGZyb20gcGVyaW9kIGxlbmd0 aCAocm91bmRlZCBvbgo+ID4+IFBBR0VfU0laRSkuCj4gPiAKPiA+IFNvIElJVUMsIHlvdSBjaGFp biB0d28gZG1hIHR4bnMgdG9nZXRoZXIgYW5kIHRyYW5zZmVyIGRhdGEgdmlhIGFuIFNSQU0/Cj4g Cj4gQ29ycmVjdC4gb25lIERNQSBpcyBETUF2MiAoc3RtMzItZG1hKSBhbmQgdGhlIG90aGVyIGlz IE1ETUEoc3RtMzItbWRtYSkuCj4gSW50ZXJtZWRpYXRlIHRyYW5zZmVyIGlzIGJldHdlZW4gZGV2 aWNlIGFuZCBtZW1vcnkuCj4gVGhpcyBpbnRlcm1lZGlhdGUgdHJhbnNmZXIgaXMgdXNpbmcgU0RS QU0uCgpBaCBzbyB5b3UgdXNlIGRtYSBjYWxscyB0byBzZXR1cCBtZG1hIHh0ZmVycz8gSSBkb250 IHRoaW5rIHRoYXQgaXMgYQpnb29kIGlkZWEuIEhvdyBkbyB5b3Uga25vdyB5b3Ugc2hvdWxkIHVz ZSBtZG1hIGZvciBzdWJzZXF1ZW50IHRyYW5zZmVyPwoKCj4gPj4gIGRyaXZlcnMvZG1hL3N0bTMy LWRtYS5jIHwgODc5ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKy0t LS0tLQo+ID4gCj4gPiB0aGF0IGlzIGEgbG90IG9mIGNoYW5nZSBmb3IgYSBkcml2ZXIsIGNvbnNp ZGVyIHNwbGl0dGluZyBpdCB1cAo+ID4gbG9naWNhbGx5IGluIHNtYWxsZXIgY2hhbmdlcy4uLgo+ ID4gCj4gCj4gVGhpcyBmZWF0dXJlIGlzIHJhdGhlciBtb25vbGl0aGljLiBEaWZmaWN1bHQgdG8g c3BsaXQgdXAuCj4gQWxsIHRoZSBjb2RlIGlzIHJlcXVpcmVkIGF0IG9uY2UuCgpJdCBjYW4gYmUg ZW5hYmxlZCBhdCBsYXN0IGJ1dCBzcGxpdCB1cCBsb2dpY2FsbHkuIEludHJ1c2l2ZSBjaGFuZ2Vz IHRvIGEKZHJpdmVyIG1ha2UgaXQgaGFyZCB0byByZXZpZXcuLgo=