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path: root/drivers/gpu/drm/msm/adreno/adreno_gpu.c
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Diffstat (limited to 'drivers/gpu/drm/msm/adreno/adreno_gpu.c')
-rw-r--r--drivers/gpu/drm/msm/adreno/adreno_gpu.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index 10838943d4ab..0e995f12e362 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -313,6 +313,12 @@ static inline bool _rev_match(uint8_t entry, uint8_t id)
return (entry == ANY_ID) || (entry == id);
}
+static irqreturn_t irq_handler(int irq, void *data)
+{
+ struct adreno_gpu *gpu = data;
+ return gpu->funcs->irq(gpu);
+}
+
static void __iomem *adreno_ioremap(struct platform_device *pdev,
const char *name, const char *dbgname)
{
@@ -405,6 +411,21 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev,
if (IS_ERR(gpu->mmio))
return PTR_ERR(gpu->mmio);
+ /* Get Interrupt: */
+ gpu->irq = platform_get_irq_byname(pdev, "kgsl_3d0_irq");
+ if (gpu->irq < 0) {
+ ret = gpu->irq;
+ dev_err(drm->dev, "failed to get irq: %d\n", ret);
+ return ret;
+ }
+
+ ret = devm_request_irq(&pdev->dev, gpu->irq, irq_handler,
+ IRQF_TRIGGER_HIGH, adreno_get_name(gpu), gpu);
+ if (ret) {
+ dev_err(drm->dev, "failed to request IRQ%u: %d\n", gpu->irq, ret);
+ return ret;
+ }
+
ret = msm_gpu_init(drm, pdev, &gpu->base, funcs,
"kgsl_3d0_reg_memory", "kgsl_3d0_irq",
RB_SIZE);