[PATCH v2 2/6] drm/v3d: Drop unused v3d_flush_caches().

From: Eric Anholt
Date: Mon Dec 03 2018 - 17:25:00 EST


Now that I've specified how the end-of-pipeline flushing should work,
we're never going to use this function.

Signed-off-by: Eric Anholt <eric@xxxxxxxxxx>
Reviewed-by: Dave Emett <david.emett@xxxxxxxxxxxx>
---
drivers/gpu/drm/v3d/v3d_drv.h | 1 -
drivers/gpu/drm/v3d/v3d_gem.c | 21 ---------------------
2 files changed, 22 deletions(-)

diff --git a/drivers/gpu/drm/v3d/v3d_drv.h b/drivers/gpu/drm/v3d/v3d_drv.h
index bcd3d567bec2..239b56d76f3e 100644
--- a/drivers/gpu/drm/v3d/v3d_drv.h
+++ b/drivers/gpu/drm/v3d/v3d_drv.h
@@ -314,7 +314,6 @@ void v3d_exec_put(struct v3d_exec_info *exec);
void v3d_tfu_job_put(struct v3d_tfu_job *exec);
void v3d_reset(struct v3d_dev *v3d);
void v3d_invalidate_caches(struct v3d_dev *v3d);
-void v3d_flush_caches(struct v3d_dev *v3d);

/* v3d_irq.c */
void v3d_irq_init(struct v3d_dev *v3d);
diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c
index f565b197cba9..92413cbcf92c 100644
--- a/drivers/gpu/drm/v3d/v3d_gem.c
+++ b/drivers/gpu/drm/v3d/v3d_gem.c
@@ -175,20 +175,6 @@ v3d_invalidate_slices(struct v3d_dev *v3d, int core)
V3D_SET_FIELD(0xf, V3D_SLCACTL_ICC));
}

-/* Invalidates texture L2 cachelines */
-static void
-v3d_invalidate_l2t(struct v3d_dev *v3d, int core)
-{
- V3D_CORE_WRITE(core,
- V3D_CTL_L2TCACTL,
- V3D_L2TCACTL_L2TFLS |
- V3D_SET_FIELD(V3D_L2TCACTL_FLM_CLEAR, V3D_L2TCACTL_FLM));
- if (wait_for(!(V3D_CORE_READ(core, V3D_CTL_L2TCACTL) &
- V3D_L2TCACTL_L2TFLS), 100)) {
- DRM_ERROR("Timeout waiting for L2T invalidate\n");
- }
-}
-
void
v3d_invalidate_caches(struct v3d_dev *v3d)
{
@@ -199,13 +185,6 @@ v3d_invalidate_caches(struct v3d_dev *v3d)
v3d_flush_l2t(v3d, 0);
}

-void
-v3d_flush_caches(struct v3d_dev *v3d)
-{
- v3d_invalidate_l1td(v3d, 0);
- v3d_invalidate_l2t(v3d, 0);
-}
-
static void
v3d_attach_object_fences(struct v3d_bo **bos, int bo_count,
struct dma_fence *fence)
--
2.20.0.rc1