From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laurent Pinchart Subject: [PATCH v3 13/20] drm: omapdrm: Use a spinlock to protect the CRTC pending flag Date: Mon, 19 Sep 2016 15:27:36 +0300 Message-ID: <1474288063-5315-14-git-send-email-laurent.pinchart@ideasonboard.com> References: <1474288063-5315-1-git-send-email-laurent.pinchart@ideasonboard.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from galahad.ideasonboard.com (galahad.ideasonboard.com [185.26.127.97]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6C0DA6E240 for ; Mon, 19 Sep 2016 12:27:10 +0000 (UTC) In-Reply-To: <1474288063-5315-1-git-send-email-laurent.pinchart@ideasonboard.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org Cc: Tomi Valkeinen List-Id: dri-devel@lists.freedesktop.org VGhlIGZsYWcgd2lsbCBuZWVkIHRvIGJlIGFjY2Vzc2VkIGF0b21pY2FsbHkgaW4gdGhlIHZibGFu ayBpbnRlcnJ1cHQKaGFuZGxlciwgbWVtb3J5IGJhcnJpZXJzIHdvbid0IGJlIGVub3VnaC4KClNp Z25lZC1vZmYtYnk6IExhdXJlbnQgUGluY2hhcnQgPGxhdXJlbnQucGluY2hhcnRAaWRlYXNvbmJv YXJkLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vb21hcGRybS9vbWFwX2NydGMuYyB8IDI4ICsr KysrKysrKysrKysrKysrKysrKy0tLS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCAyMSBpbnNlcnRpb25z KCspLCA3IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9vbWFwZHJt L29tYXBfY3J0Yy5jIGIvZHJpdmVycy9ncHUvZHJtL29tYXBkcm0vb21hcF9jcnRjLmMKaW5kZXgg OGZlZjY1NTgxOTdiLi5hYzBlYzg1MTg2NWMgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9v bWFwZHJtL29tYXBfY3J0Yy5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9vbWFwZHJtL29tYXBfY3J0 Yy5jCkBAIC02OSw2ICs2OSwxOSBAQCBlbnVtIG9tYXBfY2hhbm5lbCBvbWFwX2NydGNfY2hhbm5l bChzdHJ1Y3QgZHJtX2NydGMgKmNydGMpCiAJcmV0dXJuIG9tYXBfY3J0Yy0+Y2hhbm5lbDsKIH0K IAorc3RhdGljIGJvb2wgb21hcF9jcnRjX2lzX3BlbmRpbmcoc3RydWN0IGRybV9jcnRjICpjcnRj KQoreworCXN0cnVjdCBvbWFwX2NydGMgKm9tYXBfY3J0YyA9IHRvX29tYXBfY3J0YyhjcnRjKTsK Kwl1bnNpZ25lZCBsb25nIGZsYWdzOworCWJvb2wgcGVuZGluZzsKKworCXNwaW5fbG9ja19pcnFz YXZlKCZjcnRjLT5kZXYtPmV2ZW50X2xvY2ssIGZsYWdzKTsKKwlwZW5kaW5nID0gb21hcF9jcnRj LT5wZW5kaW5nOworCXNwaW5fdW5sb2NrX2lycXJlc3RvcmUoJmNydGMtPmRldi0+ZXZlbnRfbG9j aywgZmxhZ3MpOworCisJcmV0dXJuIHBlbmRpbmc7Cit9CisKIGludCBvbWFwX2NydGNfd2FpdF9w ZW5kaW5nKHN0cnVjdCBkcm1fY3J0YyAqY3J0YykKIHsKIAlzdHJ1Y3Qgb21hcF9jcnRjICpvbWFw X2NydGMgPSB0b19vbWFwX2NydGMoY3J0Yyk7CkBAIC03OCw3ICs5MSw3IEBAIGludCBvbWFwX2Ny dGNfd2FpdF9wZW5kaW5nKHN0cnVjdCBkcm1fY3J0YyAqY3J0YykKIAkgKiBhIHNpbmdsZSBmcmFt ZSByZWZyZXNoIGV2ZW4gb24gc2xvd2VyIGRpc3BsYXlzLgogCSAqLwogCXJldHVybiB3YWl0X2V2 ZW50X3RpbWVvdXQob21hcF9jcnRjLT5wZW5kaW5nX3dhaXQsCi0JCQkJICAhb21hcF9jcnRjLT5w ZW5kaW5nLAorCQkJCSAgIW9tYXBfY3J0Y19pc19wZW5kaW5nKGNydGMpLAogCQkJCSAgbXNlY3Nf dG9famlmZmllcygyNTApKTsKIH0KIApAQCAtMjk3LDYgKzMxMCw3IEBAIHN0YXRpYyB2b2lkIG9t YXBfY3J0Y192YmxhbmtfaXJxKHN0cnVjdCBvbWFwX2RybV9pcnEgKmlycSwgdWludDMyX3QgaXJx c3RhdHVzKQogCXN0cnVjdCBvbWFwX2NydGMgKm9tYXBfY3J0YyA9CiAJCQljb250YWluZXJfb2Yo aXJxLCBzdHJ1Y3Qgb21hcF9jcnRjLCB2YmxhbmtfaXJxKTsKIAlzdHJ1Y3QgZHJtX2RldmljZSAq ZGV2ID0gb21hcF9jcnRjLT5iYXNlLmRldjsKKwlzdHJ1Y3QgZHJtX2NydGMgKmNydGMgPSAmb21h cF9jcnRjLT5iYXNlOwogCiAJaWYgKGRpc3BjX21ncl9nb19idXN5KG9tYXBfY3J0Yy0+Y2hhbm5l bCkpCiAJCXJldHVybjsKQEAgLTMwNSwxMCArMzE5LDEwIEBAIHN0YXRpYyB2b2lkIG9tYXBfY3J0 Y192YmxhbmtfaXJxKHN0cnVjdCBvbWFwX2RybV9pcnEgKmlycSwgdWludDMyX3QgaXJxc3RhdHVz KQogCiAJX19vbWFwX2lycV91bnJlZ2lzdGVyKGRldiwgJm9tYXBfY3J0Yy0+dmJsYW5rX2lycSk7 CiAKLQlybWIoKTsKKwlzcGluX2xvY2soJmNydGMtPmRldi0+ZXZlbnRfbG9jayk7CiAJV0FSTl9P Tighb21hcF9jcnRjLT5wZW5kaW5nKTsKIAlvbWFwX2NydGMtPnBlbmRpbmcgPSBmYWxzZTsKLQl3 bWIoKTsKKwlzcGluX3VubG9jaygmY3J0Yy0+ZGV2LT5ldmVudF9sb2NrKTsKIAogCS8qIHdha2Ug dXAgdXNlcnNwYWNlICovCiAJb21hcF9jcnRjX2NvbXBsZXRlX3BhZ2VfZmxpcCgmb21hcF9jcnRj LT5iYXNlKTsKQEAgLTM0MCwxMCArMzU0LDEwIEBAIHN0YXRpYyB2b2lkIG9tYXBfY3J0Y19lbmFi bGUoc3RydWN0IGRybV9jcnRjICpjcnRjKQogCiAJREJHKCIlcyIsIG9tYXBfY3J0Yy0+bmFtZSk7 CiAKLQlybWIoKTsKKwlzcGluX2xvY2tfaXJxKCZjcnRjLT5kZXYtPmV2ZW50X2xvY2spOwogCVdB Uk5fT04ob21hcF9jcnRjLT5wZW5kaW5nKTsKIAlvbWFwX2NydGMtPnBlbmRpbmcgPSB0cnVlOwot CXdtYigpOworCXNwaW5fdW5sb2NrX2lycSgmY3J0Yy0+ZGV2LT5ldmVudF9sb2NrKTsKIAogCW9t YXBfaXJxX3JlZ2lzdGVyKGNydGMtPmRldiwgJm9tYXBfY3J0Yy0+dmJsYW5rX2lycSk7CiAKQEAg LTQ0OSwxMCArNDYzLDEwIEBAIHN0YXRpYyB2b2lkIG9tYXBfY3J0Y19hdG9taWNfZmx1c2goc3Ry dWN0IGRybV9jcnRjICpjcnRjLAogCiAJREJHKCIlczogR08iLCBvbWFwX2NydGMtPm5hbWUpOwog Ci0Jcm1iKCk7CisJc3Bpbl9sb2NrX2lycSgmY3J0Yy0+ZGV2LT5ldmVudF9sb2NrKTsKIAlXQVJO X09OKG9tYXBfY3J0Yy0+cGVuZGluZyk7CiAJb21hcF9jcnRjLT5wZW5kaW5nID0gdHJ1ZTsKLQl3 bWIoKTsKKwlzcGluX3VubG9ja19pcnEoJmNydGMtPmRldi0+ZXZlbnRfbG9jayk7CiAKIAlkaXNw Y19tZ3JfZ28ob21hcF9jcnRjLT5jaGFubmVsKTsKIAlvbWFwX2lycV9yZWdpc3RlcihjcnRjLT5k ZXYsICZvbWFwX2NydGMtPnZibGFua19pcnEpOwotLSAKUmVnYXJkcywKCkxhdXJlbnQgUGluY2hh cnQKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1k ZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=