From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: [PATCH 2/2] drm/i915: Use wait_for_atomic_us when waiting for gt fifo Date: Thu, 6 Apr 2017 18:40:16 +0300 Message-ID: <1491493216-31697-1-git-send-email-mika.kuoppala@intel.com> References: <20170406091254.GY10496@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 22C496E9B8 for ; Thu, 6 Apr 2017 15:40:21 +0000 (UTC) In-Reply-To: <20170406091254.GY10496@nuc-i3427.alporthouse.com> 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 List-Id: intel-gfx@lists.freedesktop.org UmVwbGFjZSB0aGUgaGFuZGNyYWZ0ZXIgbG9vcCB3aGVuIGNoZWNraW5nIGZvciBmaWZvIHNsb3Rz CndpdGggYXRvbWljIHdhaXQgZm9yLiBUaGlzIGJyaW5ncyB0aGlzIHdhaXQgaW4gbGluZSB3aXRo CnRoZSBvdGhlciB3YWl0cyBvbiByZWdpc3RlciBhY2Nlc3MuIFdlIGFsc28gZ2V0IGEgcmVhZGFi bGUKdGltZW91dCBjb25zdHJhaW50LCBzbyBtYWtlIGl0IHRvIGZhaWwgYWZ0ZXIgMTBtcy4KCkNo cmlzIHN1Z2dlc3RlZCB0aGF0IHdlIHNob3VsZCBmYWlsIHNpbGVudGx5IGFzIHRoZSBmaWZvIGRl YnVnCmhhbmRsZXIsIG5vdyBhdHRhY2hlZCB0byB1bmNsYWltZWQgbW1pbyBoYW5kbGluZywgd2ls bCB0YWtlIGNhcmUgb2YgdGhlCnBvc3NpYmxlIGVycm9ycyBhdCBsYXRlciBzdGFnZS4KCk5vdGUg dGhhdCB0aGUgZGVjaXNpb24gdG8gd2FpdCB3YXMgY2hhbmdlZCBzbyB0aGF0IHdlIGF2b2lkCmFs bG9jYXRpbmcgdGhlIGZpcnN0IHJlc2VydmVkIGVudHJ5LiBOb3IgZG8gd2UgcmVkdWNlIHRoZSBj b3VudAppZiB3ZSBmYWlsIHRoZSB3YWl0LCByZW1vdmluZyB0aGUgcG9zc2libGl0eSB0byB3cmFw IHRoZQpjb3VudCBpZiB0aGUgaHcgZmlmbyByZXR1cm5lZCB6ZXJvLgoKdjI6IHJlbW92ZSB1bmNs YWltZWQgY2hlY2sgb24gdGltZW91dCAoQ2hyaXMpCgpSZWZlcmVuY2VzOiBodHRwczovL2J1Z3Mu ZnJlZWRlc2t0b3Aub3JnL3Nob3dfYnVnLmNnaT9pZD0xMDAyNDcKU2lnbmVkLW9mZi1ieTogTWlr YSBLdW9wcGFsYSA8bWlrYS5rdW9wcGFsYUBpbnRlbC5jb20+ClJldmlld2VkLWJ5OiBDaHJpcyBX aWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF91bmNvcmUuYyB8IDI5ICsrKysrKysrKysrKysrLS0tLS0tLS0tLS0tLS0tCiAxIGZp bGUgY2hhbmdlZCwgMTQgaW5zZXJ0aW9ucygrKSwgMTUgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0 IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfdW5jb3JlLmMgYi9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF91bmNvcmUuYwppbmRleCA3YThlYjJlLi4zOGJhOTdmIDEwMDY0NAotLS0gYS9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF91bmNvcmUuYworKysgYi9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF91bmNvcmUuYwpAQCAtMjksNiArMjksNyBAQAogI2luY2x1ZGUgPGxpbnV4L3Bt X3J1bnRpbWUuaD4KIAogI2RlZmluZSBGT1JDRVdBS0VfQUNLX1RJTUVPVVRfTVMgNTAKKyNkZWZp bmUgR1RfRklGT19USU1FT1VUX01TCSAxMAogCiAjZGVmaW5lIF9fcmF3X3Bvc3RpbmdfcmVhZChk ZXZfcHJpdl9fLCByZWdfXykgKHZvaWQpX19yYXdfaTkxNV9yZWFkMzIoKGRldl9wcml2X18pLCAo cmVnX18pKQogCkBAIC0xODEsMjggKzE4MiwyNiBAQCBzdGF0aWMgaW5saW5lIHUzMiBmaWZvX2Zy ZWVfZW50cmllcyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCiAKIHN0YXRpYyBp bnQgX19nZW42X2d0X3dhaXRfZm9yX2ZpZm8oc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9w cml2KQogewotCWludCByZXQgPSAwOworCXUzMiBuOwogCiAJLyogT24gVkxWLCBGSUZPIHdpbGwg YmUgc2hhcmVkIGJ5IGJvdGggU1cgYW5kIEhXLgogCSAqIFNvLCB3ZSBuZWVkIHRvIHJlYWQgdGhl IEZSRUVfRU5UUklFUyBldmVyeXRpbWUgKi8KIAlpZiAoSVNfVkFMTEVZVklFVyhkZXZfcHJpdikp Ci0JCWRldl9wcml2LT51bmNvcmUuZmlmb19jb3VudCA9IGZpZm9fZnJlZV9lbnRyaWVzKGRldl9w cml2KTsKLQotCWlmIChkZXZfcHJpdi0+dW5jb3JlLmZpZm9fY291bnQgPCBHVF9GSUZPX05VTV9S RVNFUlZFRF9FTlRSSUVTKSB7Ci0JCWludCBsb29wID0gNTAwOwotCQl1MzIgZmlmbyA9IGZpZm9f ZnJlZV9lbnRyaWVzKGRldl9wcml2KTsKLQotCQl3aGlsZSAoZmlmbyA8PSBHVF9GSUZPX05VTV9S RVNFUlZFRF9FTlRSSUVTICYmIGxvb3AtLSkgewotCQkJdWRlbGF5KDEwKTsKLQkJCWZpZm8gPSBm aWZvX2ZyZWVfZW50cmllcyhkZXZfcHJpdik7CisJCW4gPSBmaWZvX2ZyZWVfZW50cmllcyhkZXZf cHJpdik7CisJZWxzZQorCQluID0gZGV2X3ByaXYtPnVuY29yZS5maWZvX2NvdW50OworCisJaWYg KG4gPD0gR1RfRklGT19OVU1fUkVTRVJWRURfRU5UUklFUykgeworCQlpZiAod2FpdF9mb3JfYXRv bWljKChuID0gZmlmb19mcmVlX2VudHJpZXMoZGV2X3ByaXYpKSA+CisJCQkJICAgIEdUX0ZJRk9f TlVNX1JFU0VSVkVEX0VOVFJJRVMsCisJCQkJICAgIEdUX0ZJRk9fVElNRU9VVF9NUykpIHsKKwkJ CURSTV9ERUJVRygiR1RfRklGTyB0aW1lb3V0LCBlbnRyaWVzOiAldVxuIiwgbik7CisJCQlyZXR1 cm4gLUVCVVNZOwogCQl9Ci0JCWlmIChXQVJOX09OKGxvb3AgPCAwICYmIGZpZm8gPD0gR1RfRklG T19OVU1fUkVTRVJWRURfRU5UUklFUykpCi0JCQkrK3JldDsKLQkJZGV2X3ByaXYtPnVuY29yZS5m aWZvX2NvdW50ID0gZmlmbzsKIAl9Ci0JZGV2X3ByaXYtPnVuY29yZS5maWZvX2NvdW50LS07CiAK LQlyZXR1cm4gcmV0OworCWRldl9wcml2LT51bmNvcmUuZmlmb19jb3VudCA9IG4gLSAxOworCXJl dHVybiAwOwogfQogCiBzdGF0aWMgZW51bSBocnRpbWVyX3Jlc3RhcnQKLS0gCjIuNy40CgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFp bGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK