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-rw-r--r--drivers/media/platform/raspberrypi/pisp_be/pisp_be.c25
1 files changed, 7 insertions, 18 deletions
diff --git a/drivers/media/platform/raspberrypi/pisp_be/pisp_be.c b/drivers/media/platform/raspberrypi/pisp_be/pisp_be.c
index b1449245f394..92c452891d6c 100644
--- a/drivers/media/platform/raspberrypi/pisp_be/pisp_be.c
+++ b/drivers/media/platform/raspberrypi/pisp_be/pisp_be.c
@@ -588,24 +588,6 @@ static void pispbe_schedule(struct pispbe_dev *pispbe, bool clear_hw_busy)
pispbe->hw_busy = true;
spin_unlock_irqrestore(&pispbe->hw_lock, flags);
- if (job.config->num_tiles <= 0 ||
- job.config->num_tiles > PISP_BACK_END_NUM_TILES ||
- !((job.hw_enables.bayer_enables | job.hw_enables.rgb_enables) &
- PISP_BE_BAYER_ENABLE_INPUT)) {
- /*
- * Bad job. We can't let it proceed as it could lock up
- * the hardware, or worse!
- *
- * For now, just force num_tiles to 0, which causes the
- * H/W to do something bizarre but survivable. It
- * increments (started,done) counters by more than 1,
- * but we seem to survive...
- */
- dev_dbg(pispbe->dev, "Bad job: invalid number of tiles: %u\n",
- job.config->num_tiles);
- job.config->num_tiles = 0;
- }
-
pispbe_queue_job(pispbe, &job);
return;
@@ -703,6 +685,13 @@ static int pisp_be_validate_config(struct pispbe_dev *pispbe,
return -EIO;
}
+ if (config->num_tiles == 0 ||
+ config->num_tiles > PISP_BACK_END_NUM_TILES) {
+ dev_dbg(dev, "%s: Invalid number of tiles: %d\n", __func__,
+ config->num_tiles);
+ return -EINVAL;
+ }
+
/* Ensure output config strides and buffer sizes match the V4L2 formats. */
fmt = &pispbe->node[TDN_OUTPUT_NODE].format;
if (bayer_enables & PISP_BE_BAYER_ENABLE_TDN_OUTPUT) {