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authorGravatar Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com> 2023-11-13 18:02:49 +0100
committerGravatar Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> 2023-11-16 13:41:49 +0100
commit12fbf8ac39b08f810b767e2e3dc32258907ce890 (patch)
tree6632fff6d00e6959e4edde91471c1883822b989a /drivers/accel/ivpu/ivpu_ipc.c
parentaccel/ivpu: Rename cons->rx_msg_lock (diff)
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accel/ivpu: Do not use irqsave in ivpu_ipc_dispatch
ivpu_ipc_dispatch is always called with irqs disabled. Add lockdep assertion and remove unneeded _irqsave/_irqrestore. Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com> Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Link: https://patchwork.freedesktop.org/patch/msgid/20231113170252.758137-3-jacek.lawrynowicz@linux.intel.com
Diffstat (limited to 'drivers/accel/ivpu/ivpu_ipc.c')
-rw-r--r--drivers/accel/ivpu/ivpu_ipc.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/accel/ivpu/ivpu_ipc.c b/drivers/accel/ivpu/ivpu_ipc.c
index 31ae0e71a8a3..781c7e40505a 100644
--- a/drivers/accel/ivpu/ivpu_ipc.c
+++ b/drivers/accel/ivpu/ivpu_ipc.c
@@ -367,9 +367,9 @@ ivpu_ipc_dispatch(struct ivpu_device *vdev, struct ivpu_ipc_consumer *cons,
{
struct ivpu_ipc_info *ipc = vdev->ipc;
struct ivpu_ipc_rx_msg *rx_msg;
- unsigned long flags;
lockdep_assert_held(&ipc->cons_list_lock);
+ lockdep_assert_irqs_disabled();
rx_msg = kzalloc(sizeof(*rx_msg), GFP_ATOMIC);
if (!rx_msg) {
@@ -382,9 +382,9 @@ ivpu_ipc_dispatch(struct ivpu_device *vdev, struct ivpu_ipc_consumer *cons,
rx_msg->ipc_hdr = ipc_hdr;
rx_msg->jsm_msg = jsm_msg;
- spin_lock_irqsave(&cons->rx_lock, flags);
+ spin_lock(&cons->rx_lock);
list_add_tail(&rx_msg->link, &cons->rx_msg_list);
- spin_unlock_irqrestore(&cons->rx_lock, flags);
+ spin_unlock(&cons->rx_lock);
wake_up(&cons->rx_msg_wq);
}