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path: root/drivers/gpu/drm/v3d/v3d_sched.c
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Diffstat (limited to 'drivers/gpu/drm/v3d/v3d_sched.c')
-rw-r--r--drivers/gpu/drm/v3d/v3d_sched.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/gpu/drm/v3d/v3d_sched.c b/drivers/gpu/drm/v3d/v3d_sched.c
index 9bd7453b25ad..b8682818bafa 100644
--- a/drivers/gpu/drm/v3d/v3d_sched.c
+++ b/drivers/gpu/drm/v3d/v3d_sched.c
@@ -315,7 +315,7 @@ v3d_csd_job_run(struct drm_sched_job *sched_job)
struct v3d_dev *v3d = job->base.v3d;
struct drm_device *dev = &v3d->drm;
struct dma_fence *fence;
- int i, csd_cfg0_reg, csd_cfg_reg_count;
+ int i, csd_cfg0_reg;
v3d->csd_job = job;
@@ -335,9 +335,17 @@ v3d_csd_job_run(struct drm_sched_job *sched_job)
v3d_switch_perfmon(v3d, &job->base);
csd_cfg0_reg = V3D_CSD_QUEUED_CFG0(v3d->ver);
- csd_cfg_reg_count = v3d->ver < 71 ? 6 : 7;
- for (i = 1; i <= csd_cfg_reg_count; i++)
+ for (i = 1; i <= 6; i++)
V3D_CORE_WRITE(0, csd_cfg0_reg + 4 * i, job->args.cfg[i]);
+
+ /* Although V3D 7.1 has an eighth configuration register, we are not
+ * using it. Therefore, make sure it remains unused.
+ *
+ * XXX: Set the CFG7 register
+ */
+ if (v3d->ver >= 71)
+ V3D_CORE_WRITE(0, V3D_V7_CSD_QUEUED_CFG7, 0);
+
/* CFG0 write kicks off the job. */
V3D_CORE_WRITE(0, csd_cfg0_reg, job->args.cfg[0]);