Extract the hardware initialisation part from malidp_se_irq_init() into the
malidp_se_irq_hw_init() which will be later invoked from
malidpxxx_enable_memwrite() when it needs to re-enable the interrupts.
Signed-off-by: Ayan Kumar Halder <ayan.halder@xxxxxxx>
---
Changes in v2:-
- Removed the change id
---
drivers/gpu/drm/arm/malidp_hw.c | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/arm/malidp_hw.c b/drivers/gpu/drm/arm/malidp_hw.c
index 3e73370..f5633bc 100644
--- a/drivers/gpu/drm/arm/malidp_hw.c
+++ b/drivers/gpu/drm/arm/malidp_hw.c
@@ -163,6 +163,7 @@ static const u16 dp500_se_scaling_coeffs[][SE_N_SCALING_COEFFS] = {
};
#define MALIDP_DE_DEFAULT_PREFETCH_START 5
+static void malidp_se_irq_hw_init(struct malidp_hw_device *hwdev);
static int malidp500_query_hw(struct malidp_hw_device *hwdev)
{
@@ -952,6 +953,16 @@ static irqreturn_t malidp_se_irq(int irq, void *arg)
return IRQ_HANDLED;
}
+static void malidp_se_irq_hw_init(struct malidp_hw_device *hwdev)
+{
+ /* ensure interrupts are disabled */
+ malidp_hw_disable_irq(hwdev, MALIDP_SE_BLOCK, 0xffffffff);
+ malidp_hw_clear_irq(hwdev, MALIDP_SE_BLOCK, 0xffffffff);
+
+ malidp_hw_enable_irq(hwdev, MALIDP_SE_BLOCK,
+ hwdev->hw->map.se_irq_map.irq_mask);
+}
+
static irqreturn_t malidp_se_irq_thread_handler(int irq, void *arg)
{
return IRQ_HANDLED;
@@ -975,8 +986,7 @@ int malidp_se_irq_init(struct drm_device *drm, int irq)
return ret;
}
- malidp_hw_enable_irq(hwdev, MALIDP_SE_BLOCK,
- hwdev->hw->map.se_irq_map.irq_mask);
+ malidp_se_irq_hw_init(hwdev);
return 0;
}
--
2.7.4
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