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From: Mathieu Poirier <mathieu.poirier@linaro.org>
To: ohad@wizery.com, bjorn.andersson@linaro.org,
	loic.pallardy@st.com, arnaud.pouliquen@st.com,
	mcoquelin.stm32@gmail.com, alexandre.torgue@st.com
Cc: linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-stm32@st-md-mailman.stormreply.com
Subject: [PATCH v6 10/11] remoteproc: stm32: Introduce new attach() operation
Date: Tue, 14 Jul 2020 14:04:44 -0600
Message-ID: <20200714200445.1427257-11-mathieu.poirier@linaro.org> (raw)
In-Reply-To: <20200714200445.1427257-1-mathieu.poirier@linaro.org>

Introduce new attach function to be used when attaching to a
remote processor.

Mainly based on the work published by Arnaud Pouliquen [1].

[1]. https://patchwork.kernel.org/project/linux-remoteproc/list/?series=239877

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
---
 drivers/remoteproc/stm32_rproc.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c
index 882229f3b1c9..7145cd49616e 100644
--- a/drivers/remoteproc/stm32_rproc.c
+++ b/drivers/remoteproc/stm32_rproc.c
@@ -460,6 +460,13 @@ static int stm32_rproc_start(struct rproc *rproc)
 	return stm32_rproc_set_hold_boot(rproc, true);
 }
 
+static int stm32_rproc_attach(struct rproc *rproc)
+{
+	stm32_rproc_add_coredump_trace(rproc);
+
+	return stm32_rproc_set_hold_boot(rproc, true);
+}
+
 static int stm32_rproc_stop(struct rproc *rproc)
 {
 	struct stm32_rproc *ddata = rproc->priv;
@@ -525,6 +532,7 @@ static void stm32_rproc_kick(struct rproc *rproc, int vqid)
 static struct rproc_ops st_rproc_ops = {
 	.start		= stm32_rproc_start,
 	.stop		= stm32_rproc_stop,
+	.attach		= stm32_rproc_attach,
 	.kick		= stm32_rproc_kick,
 	.load		= rproc_elf_load_segments,
 	.parse_fw	= stm32_rproc_parse_fw,
-- 
2.25.1


  parent reply index

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-14 20:04 [PATCH v6 00/11] remoteproc: stm32: Add support for attaching to M4 Mathieu Poirier
2020-07-14 20:04 ` [PATCH v6 01/11] remoteproc: stm32: Decouple rproc from memory translation Mathieu Poirier
2020-07-14 20:04 ` [PATCH v6 02/11] remoteproc: stm32: Request IRQ with platform device Mathieu Poirier
2020-07-14 20:04 ` [PATCH v6 03/11] remoteproc: stm32: Decouple rproc from DT parsing Mathieu Poirier
2020-07-14 20:04 ` [PATCH v6 04/11] remoteproc: stm32: Remove memory translation " Mathieu Poirier
2020-07-14 20:04 ` [PATCH v6 05/11] remoteproc: stm32: Parse syscon that will manage M4 synchronisation Mathieu Poirier
2020-07-14 20:04 ` [PATCH v6 06/11] remoteproc: stm32: Properly set co-processor state when attaching Mathieu Poirier
2020-07-14 20:04 ` [PATCH v6 07/11] remoteproc: Make function rproc_resource_cleanup() public Mathieu Poirier
2020-07-14 20:04 ` [PATCH v6 08/11] remoteproc: stm32: Parse memory regions when attaching to M4 Mathieu Poirier
2020-07-14 20:04 ` [PATCH v6 09/11] remoteproc: stm32: Properly handle the resource table when attaching Mathieu Poirier
2020-07-14 20:04 ` Mathieu Poirier [this message]
2020-07-14 20:04 ` [PATCH v6 11/11] remoteproc: stm32: Update M4 state in stm32_rproc_stop() Mathieu Poirier
2020-07-15  6:51 ` [PATCH v6 00/11] remoteproc: stm32: Add support for attaching to M4 Arnaud POULIQUEN
2020-07-15 15:32   ` Mathieu Poirier
2020-07-22  0:00 ` patchwork-bot+linux-remoteproc

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