linux-kernel - [PATCH 7/9] drm/panfrost: Refactor job IRQ enabling sequence

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Message-ID: <20241014233758.994861-7-adrian.larumbe@collabora.com>
Date: Tue, 15 Oct 2024 00:31:42 +0100
From: Adrián Larumbe <adrian.larumbe@...labora.com>
To: Boris Brezillon <boris.brezillon@...labora.com>,
	Rob Herring <robh@...nel.org>,
	Steven Price <steven.price@....com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Philipp Zabel <p.zabel@...gutronix.de>
Cc: kernel@...labora.com,
	Adrián Larumbe <adrian.larumbe@...labora.com>,
	dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 7/9] drm/panfrost: Refactor job IRQ enabling sequence

Just a convenience macro to avoid reduplication.

Signed-off-by: Adrián Larumbe <adrian.larumbe@...labora.com>
---
 drivers/gpu/drm/panfrost/panfrost_job.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panfrost/panfrost_job.c b/drivers/gpu/drm/panfrost/panfrost_job.c
index 68be555c6c52..5d83c6a148ec 100644
--- a/drivers/gpu/drm/panfrost/panfrost_job.c
+++ b/drivers/gpu/drm/panfrost/panfrost_job.c
@@ -27,6 +27,11 @@
 #define job_write(dev, reg, data) writel(data, dev->iomem + (reg))
 #define job_read(dev, reg) readl(dev->iomem + (reg))
 
+#define enable_job_interrupts(pfdev)				\
+	job_write((pfdev), JOB_INT_MASK,			\
+		  GENMASK(16 + NUM_JOB_SLOTS - 1, 16) |		\
+		  GENMASK(NUM_JOB_SLOTS - 1, 0))
+
 struct panfrost_queue_state {
 	struct drm_gpu_scheduler sched;
 	u64 fence_context;
@@ -741,9 +746,7 @@ panfrost_reset(struct panfrost_device *pfdev,
 		drm_sched_start(&pfdev->js->queue[i].sched, 0);
 
 	/* Re-enable job interrupts now that everything has been restarted. */
-	job_write(pfdev, JOB_INT_MASK,
-		  GENMASK(16 + NUM_JOB_SLOTS - 1, 16) |
-		  GENMASK(NUM_JOB_SLOTS - 1, 0));
+	enable_job_interrupts(pfdev);
 
 	dma_fence_end_signalling(cookie);
 }
@@ -816,9 +819,7 @@ static irqreturn_t panfrost_job_irq_handler_thread(int irq, void *data)
 
 	/* Enable interrupts only if we're not about to get suspended */
 	if (!test_bit(PANFROST_COMP_BIT_JOB, pfdev->is_suspended))
-		job_write(pfdev, JOB_INT_MASK,
-			  GENMASK(16 + NUM_JOB_SLOTS - 1, 16) |
-			  GENMASK(NUM_JOB_SLOTS - 1, 0));
+		enable_job_interrupts(pfdev);
 
 	return IRQ_HANDLED;
 }
-- 
2.46.2