From patchwork Sat May 2 07:15:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 244764 List-Id: U-Boot discussion From: jagan at amarulasolutions.com (Jagan Teki) Date: Sat, 2 May 2020 12:45:03 +0530 Subject: [PATCH v3 3/3] iopoll: Add readl_poll_sleep_timeout In-Reply-To: <20200502071503.11493-1-jagan@amarulasolutions.com> References: <20200502071503.11493-1-jagan@amarulasolutions.com> Message-ID: <20200502071503.11493-3-jagan@amarulasolutions.com> Add readl poll API with sleep and timeout support. This change is referenced from Linux from below commit: commit <5f5323a14cad19323060a8cbf9d96f2280a462dd> ("iopoll: introduce read_poll_timeout macro") Signed-off-by: Jagan Teki --- Changes for v3: - add readx_poll_sleep_timeout include/linux/iopoll.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/iopoll.h b/include/linux/iopoll.h index 76d2f951c1..30cdea0cdc 100644 --- a/include/linux/iopoll.h +++ b/include/linux/iopoll.h @@ -43,6 +43,12 @@ (cond) ? 0 : -ETIMEDOUT; \ }) +#define readx_poll_sleep_timeout(op, addr, val, cond, sleep_us, timeout_us) \ + read_poll_timeout(op, addr, val, cond, sleep_us, timeout_us) + +#define readl_poll_sleep_timeout(addr, val, cond, sleep_us, timeout_us) \ + readx_poll_sleep_timeout(readl, addr, val, cond, sleep_us, timeout_us) + #define readx_poll_timeout(op, addr, val, cond, timeout_us) \ read_poll_timeout(op, addr, val, cond, false, timeout_us)