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: [1/7] dmaengine: stm32-dma: threshold manages with bitfield feature From: Joel Fernandes Message-Id: <20181009054752.145978-2-joel@joelfernandes.org> Date: Mon, 8 Oct 2018 22:47:46 -0700 To: stable@vger.kernel.org Cc: Pierre Yves MORDRET , Vinod Koul , gregkh@linuxfoundation.org, Alexandre Torgue , Dan Williams , dmaengine@vger.kernel.org, "Joel Fernandes (Google)" , "moderated list:ARM/STM32 ARCHITECTURE" , linux-kernel@vger.kernel.org, Maxime Coquelin List-ID: RnJvbTogUGllcnJlIFl2ZXMgTU9SRFJFVCA8cGllcnJlLXl2ZXMubW9yZHJldEBzdC5jb20+Cgo+ RnJvbSBub3cgb24sIERNQSBiaXRmaWVsZCBpcyB0byBtYW5hZ2UgRE1BIEZJRk8gVGhyZXNob2xk LgoKU2lnbmVkLW9mZi1ieTogUGllcnJlLVl2ZXMgTU9SRFJFVCA8cGllcnJlLXl2ZXMubW9yZHJl dEBzdC5jb20+ClNpZ25lZC1vZmYtYnk6IFZpbm9kIEtvdWwgPHZpbm9kLmtvdWxAaW50ZWwuY29t PgotLS0KIGRyaXZlcnMvZG1hL3N0bTMyLWRtYS5jIHwgMTkgKysrKysrKysrKysrKysrKy0tLQog MSBmaWxlIGNoYW5nZWQsIDE2IGluc2VydGlvbnMoKyksIDMgZGVsZXRpb25zKC0pCgpkaWZmIC0t Z2l0IGEvZHJpdmVycy9kbWEvc3RtMzItZG1hLmMgYi9kcml2ZXJzL2RtYS9zdG0zMi1kbWEuYwpp bmRleCA3ODZmYzhmY2MzOGUuLjQwOTk5NDhiNjkxNCAxMDA2NDQKLS0tIGEvZHJpdmVycy9kbWEv c3RtMzItZG1hLmMKKysrIGIvZHJpdmVycy9kbWEvc3RtMzItZG1hLmMKQEAgLTExNiw2ICsxMTYs MTAgQEAKICNkZWZpbmUgU1RNMzJfRE1BX01BWF9EQVRBX1BBUkFNCTB4MDMKICNkZWZpbmUgU1RN MzJfRE1BX01BWF9CVVJTVAkJMTYKIAorLyogRE1BIEZlYXR1cmVzICovCisjZGVmaW5lIFNUTTMy X0RNQV9USFJFU0hPTERfRlRSX01BU0sJR0VOTUFTSygxLCAwKQorI2RlZmluZSBTVE0zMl9ETUFf VEhSRVNIT0xEX0ZUUl9HRVQobikJKChuKSAmIFNUTTMyX0RNQV9USFJFU0hPTERfRlRSX01BU0sp CisKIGVudW0gc3RtMzJfZG1hX3dpZHRoIHsKIAlTVE0zMl9ETUFfQllURSwKIAlTVE0zMl9ETUFf SEFMRl9XT1JELApAQCAtMTI5LDExICsxMzMsMTggQEAgZW51bSBzdG0zMl9kbWFfYnVyc3Rfc2l6 ZSB7CiAJU1RNMzJfRE1BX0JVUlNUX0lOQ1IxNiwKIH07CiAKKy8qKgorICogc3RydWN0IHN0bTMy X2RtYV9jZmcgLSBTVE0zMiBETUEgY3VzdG9tIGNvbmZpZ3VyYXRpb24KKyAqIEBjaGFubmVsX2lk OiBjaGFubmVsIElECisgKiBAcmVxdWVzdF9saW5lOiBETUEgcmVxdWVzdAorICogQHN0cmVhbV9j b25maWc6IDMyYml0IG1hc2sgc3BlY2lmeWluZyB0aGUgRE1BIGNoYW5uZWwgY29uZmlndXJhdGlv bgorICogQGZlYXR1cmVzOiAzMmJpdCBtYXNrIHNwZWNpZnlpbmcgdGhlIERNQSBGZWF0dXJlIGxp c3QKKyAqLwogc3RydWN0IHN0bTMyX2RtYV9jZmcgewogCXUzMiBjaGFubmVsX2lkOwogCXUzMiBy ZXF1ZXN0X2xpbmU7CiAJdTMyIHN0cmVhbV9jb25maWc7Ci0JdTMyIHRocmVzaG9sZDsKKwl1MzIg ZmVhdHVyZXM7CiB9OwogCiBzdHJ1Y3Qgc3RtMzJfZG1hX2NoYW5fcmVnIHsKQEAgLTE3MSw2ICsx ODIsNyBAQCBzdHJ1Y3Qgc3RtMzJfZG1hX2NoYW4gewogCXUzMiBuZXh0X3NnOwogCXN0cnVjdCBk bWFfc2xhdmVfY29uZmlnCWRtYV9zY29uZmlnOwogCXN0cnVjdCBzdG0zMl9kbWFfY2hhbl9yZWcg Y2hhbl9yZWc7CisJdTMyIHRocmVzaG9sZDsKIH07CiAKIHN0cnVjdCBzdG0zMl9kbWFfZGV2aWNl IHsKQEAgLTk3Niw3ICs5ODgsOCBAQCBzdGF0aWMgdm9pZCBzdG0zMl9kbWFfc2V0X2NvbmZpZyhz dHJ1Y3Qgc3RtMzJfZG1hX2NoYW4gKmNoYW4sCiAJLyogRW5hYmxlIEludGVycnVwdHMgICovCiAJ Y2hhbi0+Y2hhbl9yZWcuZG1hX3NjciB8PSBTVE0zMl9ETUFfU0NSX1RFSUUgfCBTVE0zMl9ETUFf U0NSX1RDSUU7CiAKLQljaGFuLT5jaGFuX3JlZy5kbWFfc2ZjciA9IGNmZy0+dGhyZXNob2xkICYg U1RNMzJfRE1BX1NGQ1JfRlRIX01BU0s7CisJY2hhbi0+dGhyZXNob2xkID0gU1RNMzJfRE1BX1RI UkVTSE9MRF9GVFJfR0VUKGNmZy0+ZmVhdHVyZXMpOworCWNoYW4tPmNoYW5fcmVnLmRtYV9zZmNy ID0gU1RNMzJfRE1BX1NGQ1JfRlRIKGNoYW4tPnRocmVzaG9sZCk7CiB9CiAKIHN0YXRpYyBzdHJ1 Y3QgZG1hX2NoYW4gKnN0bTMyX2RtYV9vZl94bGF0ZShzdHJ1Y3Qgb2ZfcGhhbmRsZV9hcmdzICpk bWFfc3BlYywKQEAgLTk5Niw3ICsxMDA5LDcgQEAgc3RhdGljIHN0cnVjdCBkbWFfY2hhbiAqc3Rt MzJfZG1hX29mX3hsYXRlKHN0cnVjdCBvZl9waGFuZGxlX2FyZ3MgKmRtYV9zcGVjLAogCWNmZy5j aGFubmVsX2lkID0gZG1hX3NwZWMtPmFyZ3NbMF07CiAJY2ZnLnJlcXVlc3RfbGluZSA9IGRtYV9z cGVjLT5hcmdzWzFdOwogCWNmZy5zdHJlYW1fY29uZmlnID0gZG1hX3NwZWMtPmFyZ3NbMl07Ci0J Y2ZnLnRocmVzaG9sZCA9IGRtYV9zcGVjLT5hcmdzWzNdOworCWNmZy5mZWF0dXJlcyA9IGRtYV9z cGVjLT5hcmdzWzNdOwogCiAJaWYgKChjZmcuY2hhbm5lbF9pZCA+PSBTVE0zMl9ETUFfTUFYX0NI QU5ORUxTKSB8fAogCSAgICAoY2ZnLnJlcXVlc3RfbGluZSA+PSBTVE0zMl9ETUFfTUFYX1JFUVVF U1RfSUQpKSB7Cg==