From mboxrd@z Thu Jan 1 00:00:00 1970 From: ville.syrjala@linux.intel.com Subject: [PATCH] drm/i915: Limit the watermark to at least 8 entries on gen2/3 Date: Fri, 5 Sep 2014 21:54:13 +0300 Message-ID: <1409943253-26567-1-git-send-email-ville.syrjala@linux.intel.com> References: <20140901085301.GU15520@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 59D1589D44 for ; Fri, 5 Sep 2014 11:54:17 -0700 (PDT) In-Reply-To: <20140901085301.GU15520@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org Cc: Thomas Richter List-Id: intel-gfx@lists.freedesktop.org RnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KCjgz MCBpcyB2ZXJ5IHVuaGFwcHkgb2YgdGhlIHdhdGVybWFyayB2YWx1ZSBpcyB0b28gbG93IChpbmRp Y2F0aW5nIGEgdmVyeQpoaWdoIHdhdGVybWFyayBpbiBmYWN0LCBpZS4gbWVtb3J5IGZldGNoIHdp bGwgb2NjdXIgd2l0aCBhbiBhbG1vc3QgZnVsbApGSUZPKS4gTGltaXQgdGhlIHdhdGVybWFyayB2 YWx1ZSB0byBhdCBsZWFzdCA4IGNhY2hlIGxpbmVzLgoKVGhhdCBhbHNvIG1hdGNoZXMgdGhlIGJ1 cnN0IHNpemUgd2UgdXNlIG9uIG1vc3QgcGxhdGZvcm1zLiBCU3BlYyBzZWVtcwp0byBpbmRpY2F0 ZSB3ZSBzaG91bGQgbGltaXQgdGhlIHdhdGVybWFyayB0byAnYnVyc3Qgc2l6ZSArIDEnLiBCdXQg b24KZ2VuNCB3ZSBhbHJlYWR5IHVzZSBhIGhhcmRjb2RlZCA4IGFzIHRoZSB3YXRlcm1hcmsgdmFs dWUgKGFzIHRoZSBzcGVjCnNheXMgd2Ugc2hvdWxkKSwgc28ganVzdCB1c2UgOCBhcyB0aGUgbGlt aXQgb24gZ2VuMi8zIGFzIHdlbGwuCgpTaWduZWQtb2ZmLWJ5OiBWaWxsZSBTeXJqw6Rsw6QgPHZp bGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX3BtLmMgfCAxMSArKysrKysrKysrKwogMSBmaWxlIGNoYW5nZWQsIDExIGluc2VydGlvbnMo KykKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jIGIvZHJpdmVy cy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYwppbmRleCA0NWY3MWU2Li41YjY4M2U4IDEwMDY0NAot LS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jCisrKyBiL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2ludGVsX3BtLmMKQEAgLTEwNzAsNiArMTA3MCwxNyBAQCBzdGF0aWMgdW5zaWduZWQg bG9uZyBpbnRlbF9jYWxjdWxhdGVfd20odW5zaWduZWQgbG9uZyBjbG9ja19pbl9raHosCiAJCXdt X3NpemUgPSB3bS0+bWF4X3dtOwogCWlmICh3bV9zaXplIDw9IDApCiAJCXdtX3NpemUgPSB3bS0+ ZGVmYXVsdF93bTsKKworCS8qCisJICogQnNwZWMgc2VlbXMgdG8gaW5kaWNhdGUgdGhhdCB0aGUg dmFsdWUgc2hvdWxkbid0IGJlIGxvd2VyIHRoYW4KKwkgKiAnYnVyc3Qgc2l6ZSArIDEnLiBDZXJ0 YWlubHkgODMwIGlzIHF1aXRlIHVuaGFwcHkgd2l0aCBsb3cgdmFsdWVzLgorCSAqIExldHMgZ28g Zm9yIDggd2hpY2ggaXMgdGhlIGJ1cnN0IHNpemUgc2luY2UgY2VydGFpbiBwbGF0Zm9ybXMKKwkg KiBhbHJlYWR5IHVzZSBhIGhhcmRjb2RlZCA4ICh3aGljaCBpcyB3aGF0IHRoZSBzcGVjIHNheXMg c2hvdWxkIGJlCisJICogZG9uZSkuCisJICovCisJaWYgKHdtX3NpemUgPD0gOCkKKwkJd21fc2l6 ZSA9IDg7CisKIAlyZXR1cm4gd21fc2l6ZTsKIH0KIAotLSAKMS44LjUuNQoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlz dApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK