Messages in this thread Patch in this message | | | From | Bixuan Cui <> | Subject | [PATCH -next v4 1/2] platform-msi: Save the msg context to desc in platform_msi_write_msg() | Date | Mon, 30 Aug 2021 15:38:57 +0800 |
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Save the msg context to desc when when the msi interrupt is requested. The drivers can use it in special scenarios(such as resume).
Signed-off-by: Bixuan Cui <cuibixuan@huawei.com> --- drivers/base/platform-msi.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/base/platform-msi.c b/drivers/base/platform-msi.c index 3d6c8f9caf43..60962a224fcc 100644 --- a/drivers/base/platform-msi.c +++ b/drivers/base/platform-msi.c @@ -90,6 +90,9 @@ static void platform_msi_write_msg(struct irq_data *data, struct msi_msg *msg) priv_data = desc->platform.msi_priv_data; + desc->msg.address_lo = msg->address_lo; + desc->msg.address_hi = msg->address_hi; + desc->msg.data = msg->data; priv_data->write_msg(desc, msg); } -- 2.17.1
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