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: Revert "dmaengine: pl330: add DMA_PAUSE feature" From: Marek Szyprowski Message-Id: <7f0b7404-ee12-977f-02a4-a463d1873aee@samsung.com> Date: Fri, 18 May 2018 08:28:14 +0200 To: Vinod , Frank Mori Hess Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, Dan Williams , r.baldyga@hackerion.com, Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz , Linux Samsung SOC List-ID: SGkgVmlub2QsCgpPbiAyMDE4LTA1LTE4IDA2OjAzLCBWaW5vZCB3cm90ZToKPiBPbiAxNy0wNS0x OCwgMTI6MjAsIEZyYW5rIE1vcmkgSGVzcyB3cm90ZToKPj4gU29ycnkgdG8ga2VlcCBjb21pbmcg YmFjayB0byB0aGlzLCBidXQgSSdtIGV4cGVyaWVuY2luZyBhIGJpdCBvZgo+PiBpbmNyZWR1bGl0 eSB0aGF0IHlvdSBhcmUgc2F5aW5nIHdoYXQgeW91IHNlZW0gdG8gYmUgc2F5aW5nLiAgWW91IHNl ZW0KPj4gdG8gYmUgc2F5aW5nIGRtYWVuZ2luZSBwcm92aWRlcyBubyB3YXkgdG8gcGVybWFuZW50 bHkgc3RvcCBhIHRyYW5zZmVyCj4+IHNhZmVseSBvdGhlciB0aGFuIHRyYW5zZmVycmluZyB0aGUg ZnVsbCBudW1iZXIgb2YgYnl0ZXMgaW5pdGlhbGx5Cj4+IHJlcXVlc3RlZC4gIFNvIHRoZSBwcm9w ZXIgcmVzb2x1dGlvbiBpcyB0aGUgODI1MCBzZXJpYWwgZHJpdmVyIG5lZWRzCj4+IHRvIHJlbW92 ZSByeCBkbWEgc3VwcG9ydCwgYmVjYXVzZSB0aGV5IGFyZSBqdXN0IHRyeWluZyB0byBkbyBzb21l dGhpbmcKPj4gdGhhdCBpcyBub3Qgc3VwcG9ydGVkLgoKLi4uCgo+PiBJIHNlZSB0d28gd2F5cyBv ZiBpbnRlcnByZXRpbmcgd2hhdCB5b3UgYXJlIHNheWluZy4gRmlyc3QsIGZyb20gdGhlCj4+IHBv aW50IG9mIHZpZXcgb2YgdGhlIHVzZXIgb2YgdGhlIGRtYWVuZ2luZSBhcGkuICBGcm9tIHRoaXMg cG9pbnQgb2YKPj4gdmlldyBpdCBpcyBpbXBvc3NpYmxlIGZvciBkYXRhIGxvc3MgdG8gb2NjdXIg ZHVyaW5nIHBhdXNlIG9yIHJlYWRpbmcKPj4gdGhlIHJlc2lkdWUsIHNvIHNheWluZyB0aGV5IGNh dXNlIG5vIGRhdGEgbG9zcyBkdXJpbmcKPj4gcGF1c2UvcmVzaWR1ZS90ZXJtaW5hdGUgaXMgbWVh bmluZ2xlc3MuICBUaGlzIGlzIGJlY2F1c2UgdGhlIHVzZXIKPj4gY2FuJ3QgY29uZmlybSBhbnkg ZGF0YSBsb3NzIHVudGlsIGFmdGVyIHRoZXkgaGF2ZSByZWFkIHRoZSByZXNpZHVlIGFuZAo+PiB0 aGUgdHJhbnNmZXIgaXMgdGVybWluYXRlZCwgc2luY2Ugb3B0aW1pc3RpY2FsbHkgdGhlIGRhdGEg bWF5IHN0aWxsIGJlCj4+IGF2YWlsYWJsZSBpZiBvbmx5IHRoZSB1c2VyIHdvdWxkIHJlc3VtZSBh bmQgYWxsb3cgdGhlIHRyYW5zZmVyIHRvCj4+IGNvbnRpbnVlLgo+Pgo+PiBTZWNvbmQgdGhlcmUg aXMgdGhlIGludGVycHJldGF0aW9uIEkgd2FudCB0byBiZWxpZXZlLiAgVGhpcyBpcyAibm8KPj4g ZGF0YSBsb3NzIG9uIHBhdXNlIiBtZWFucyB0aGF0IGFmdGVyIHRoZSBwYXVzZSwgbm8gZGF0YSBo YXMgYmVlbgo+PiBkaXNjYXJkZWQgYnkgdGhlIGRtYSBjb250cm9sbGVyIGhhcmR3YXJlLCBpbiBm YWN0IGFsbCB0aGUgZGF0YSBpdCBoYXMKPj4gcmVhZCBiZWZvcmUgYmVpbmcgcGF1c2VkIGhhcyBi ZWVuIGZ1bGx5IHRyYW5zZmVycmVkIHRvIGl0cwo+PiBkZXN0aW5hdGlvbi4gIFJlYWRpbmcgdGhl IHJlc2lkdWUgd2hpbGUgcGF1c2VkIGdpdmVzIHlvdSBhbiBhY2N1cmF0ZSwKPj4gdXAtdG8tZGF0 ZSBzdGF0ZSBvZiB0aGUgcGF1c2VkIHRyYW5zZmVyLiAgVGhlbiBmaW5hbGx5LCBhbHRob3VnaCBp bgo+PiBnZW5lcmFsIGRtYSB0ZXJtaW5hdGUgY2F1c2VzIGRhdGEgbG9zcywgaXQgZG9lcyBub3Qg aW4gdGhpcyBjYXNlIHNpbmNlCj4+IHdlIHRlcm1pbmF0ZWQgd2hpbGUgd2Ugd2VyZSBwYXVzZWQg YW5kIHJlYWQgdGhlIHVwLXRvLWRhdGUgcmVzaWR1ZS4KPj4gVGhpcyBpcyB0aGUgaW50ZXJwcmV0 YXRpb24gaW1wbGljaXQgaW4gdGhlIDgyNTAgc2VyaWFsIGRyaXZlci4KPiBZb3UgYXJlIHNpbXBs eSBtaXhpbmcgdGhpbmdzIHVwISBPbiBQYXVzZSB3ZSBkb24ndCBleHBlY3QgZGF0YSBsb3NzLCBh cyB1c2VyIGNhbgo+IHJlc3VtZSB0aGUgdHJhbnNmZXIuIFRoaXMgbWVhbnMgYXMgeW91IHJpZ2h0 bHkgZ3Vlc3NlZCwgdGhlIERNQSBIVyBzaG91bGQgbm90IGRyb3AKPiBhbnkgZGF0YSwgbm9yIHNo b3VsZCBTVy4KPgo+IE5vdyBpZiB5b3Ugd2FudCB0byByZWFkIHJlc2lkdWUgYXQgdGhpcyBwb2lu dCBpdCBpcyBwZXJmZWN0bHkgdmFsaWQuIEJ1dCBpZiB5b3UKPiBkZWNpZGUgdG8gdGVybWluYXRl IHRoZSBjaGFubmVsICh5ZXMgaXQgaXMgdGVybWluYXRlX2FsbCBBUEkpLCB3ZSBhYm9ydCBhbmQg ZG9uJ3QKPiBoYXZlIGNvbnRleHQgdG8gcmVwb3J0IGJhY2shCj4KPiBBcyBMYXJzIHJpZ2h0bHkg cG9pbnRlZCBvdXQsIHJlc2lkdWUgY2FsY3VsYXRpb24gYXJlIHZlcnkgdHJpY2t5LCBETUEgZmlm byBtYXkKPiBoYXZlIGRhdGEsIHNvbWUgZGF0YSBtYXkgYmUgaW4gZGV2aWNlIEZJRk8sIHNvIHJl c2lkdWUgaXMgYWx3YXlzIGZyb20gRE1BIHBvaW50Cj4gb2YgdmlldyBhbmQgbWF5IGRpZmZlciBm cm9tIGRldmljZSB2aWV3IChtb3JlIG9yIGxlc3MgZGVwZW5kaW5nIHVwb24gZGlyZWN0aW9uKQo+ Cj4gTm93IGlmIHlvdSByZXF1aXJlIHRvIGFkZCBtb3JlIGZlYXR1cmVzIGZvciB5b3VyIHVzZWNh c2UsIHBsZWFzZSBkbyBmZWVsIGZyZWUgdG8KPiBzZW5kIGEgcGF0Y2guIFRoZSBmcmFtZXdvcmsg Y2FuIGFsd2F5cyBiZSBpbXByb3ZlZCwgd2UgaGF2ZW4ndCBzb2x2ZWQgd29ybGQKPiBodW5nZXIg eWV0IQoKT2theSwgSSBzZWUgdGhhdCBpbiB0aGVvcnksIHRoZXJlIGFyZSBzb21lIHRyaWNreSBi aXRzIGluIGltcGxlbWVudGluZyBETUEKc3VwcG9ydCBpbiBVQVJUIGRyaXZlcnMuIE9uIHRoZSBv dGhlciBoYW5kIHRoZXJlIGFyZSBhbHJlYWR5IGRyaXZlcnMgCndpdGggc2VlbXMKdG8gYmUgd29y a2luZyBmaW5lLiBUaGlzIGRpc2N1c3Npb24gaXMgYWJvdXQgcmV2ZXJ0IG9mIHRoZSBmZWF0dXJl IApwcmVzZW50IGluCnBsMzMwIGRyaXZlciwgd2hpY2ggaXMgcmVxdWlyZWQgYnkgb3RoZXIgaW4t a2VybmVsIGRyaXZlciB3aXRob3V0IHByb3BlciAKZml4IHRvCnRoZW0uCgpDYW4gd2UgZHJvcCBp dCBmb3Igbm93IGFuZCBkaXNjdXNzIHdoYXQgYW5kIGhvdyBzaG91bGQgYmUgaW1wbGVtZW50ZWQg dG8gCm1ha2UKZXZlcnlvbmUgaGFwcHksIHdpdGhvdXQgYW55IHJlZ3Jlc3Npb25zPwoKQmVzdCBy ZWdhcmRzCg==