1 files changed, 75 insertions, 28 deletions

diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
index 7e09d44e4a15..d39400e5bc42 100644
--- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
@@ -89,14 +89,14 @@ static int zap_shader_load_mdt(struct msm_gpu *gpu, const char *fwname)
 	 */
 	if (to_adreno_gpu(gpu)->fwloc == FW_LOCATION_LEGACY) {
 		ret = qcom_mdt_load(dev, fw, fwname, GPU_PAS_ID,
-				mem_region, mem_phys, mem_size);
+				mem_region, mem_phys, mem_size, NULL);
 	} else {
 		char newname[strlen("qcom/") + strlen(fwname) + 1];
 
 		sprintf(newname, "qcom/%s", fwname);
 
 		ret = qcom_mdt_load(dev, fw, newname, GPU_PAS_ID,
-				mem_region, mem_phys, mem_size);
+				mem_region, mem_phys, mem_size, NULL);
 	}
 	if (ret)
 		goto out;
@@ -140,6 +140,65 @@ static void a5xx_flush(struct msm_gpu *gpu, struct msm_ringbuffer *ring)
 		gpu_write(gpu, REG_A5XX_CP_RB_WPTR, wptr);
 }
 
+static void a5xx_submit_in_rb(struct msm_gpu *gpu, struct msm_gem_submit *submit,
+	struct msm_file_private *ctx)
+{
+	struct msm_drm_private *priv = gpu->dev->dev_private;
+	struct msm_ringbuffer *ring = submit->ring;
+	struct msm_gem_object *obj;
+	uint32_t *ptr, dwords;
+	unsigned int i;
+
+	for (i = 0; i < submit->nr_cmds; i++) {
+		switch (submit->cmd[i].type) {
+		case MSM_SUBMIT_CMD_IB_TARGET_BUF:
+			break;
+		case MSM_SUBMIT_CMD_CTX_RESTORE_BUF:
+			if (priv->lastctx == ctx)
+				break;
+		case MSM_SUBMIT_CMD_BUF:
+			/* copy commands into RB: */
+			obj = submit->bos[submit->cmd[i].idx].obj;
+			dwords = submit->cmd[i].size;
+
+			ptr = msm_gem_get_vaddr(&obj->base);
+
+			/* _get_vaddr() shouldn't fail at this point,
+			 * since we've already mapped it once in
+			 * submit_reloc()
+			 */
+			if (WARN_ON(!ptr))
+				return;
+
+			for (i = 0; i < dwords; i++) {
+				/* normally the OUT_PKTn() would wait
+				 * for space for the packet.  But since
+				 * we just OUT_RING() the whole thing,
+				 * need to call adreno_wait_ring()
+				 * ourself:
+				 */
+				adreno_wait_ring(ring, 1);
+				OUT_RING(ring, ptr[i]);
+			}
+
+			msm_gem_put_vaddr(&obj->base);
+
+			break;
+		}
+	}
+
+	a5xx_flush(gpu, ring);
+	a5xx_preempt_trigger(gpu);
+
+	/* we might not necessarily have a cmd from userspace to
+	 * trigger an event to know that submit has completed, so
+	 * do this manually:
+	 */
+	a5xx_idle(gpu, ring);
+	ring->memptrs->fence = submit->seqno;
+	msm_gpu_retire(gpu);
+}
+
 static void a5xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit,
 	struct msm_file_private *ctx)
 {
@@ -149,6 +208,12 @@ static void a5xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit,
 	struct msm_ringbuffer *ring = submit->ring;
 	unsigned int i, ibs = 0;
 
+	if (IS_ENABLED(CONFIG_DRM_MSM_GPU_SUDO) && submit->in_rb) {
+		priv->lastctx = NULL;
+		a5xx_submit_in_rb(gpu, submit, ctx);
+		return;
+	}
+
 	OUT_PKT7(ring, CP_PREEMPT_ENABLE_GLOBAL, 1);
 	OUT_RING(ring, 0x02);
 
@@ -432,25 +497,6 @@ static int a5xx_preempt_start(struct msm_gpu *gpu)
 	return a5xx_idle(gpu, ring) ? 0 : -EINVAL;
 }
 
-
-static struct drm_gem_object *a5xx_ucode_load_bo(struct msm_gpu *gpu,
-		const struct firmware *fw, u64 *iova)
-{
-	struct drm_gem_object *bo;
-	void *ptr;
-
-	ptr = msm_gem_kernel_new_locked(gpu->dev, fw->size - 4,
-		MSM_BO_UNCACHED | MSM_BO_GPU_READONLY, gpu->aspace, &bo, iova);
-
-	if (IS_ERR(ptr))
-		return ERR_CAST(ptr);
-
-	memcpy(ptr, &fw->data[4], fw->size - 4);
-
-	msm_gem_put_vaddr(bo);
-	return bo;
-}
-
 static int a5xx_ucode_init(struct msm_gpu *gpu)
 {
 	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
@@ -458,8 +504,8 @@ static int a5xx_ucode_init(struct msm_gpu *gpu)
 	int ret;
 
 	if (!a5xx_gpu->pm4_bo) {
-		a5xx_gpu->pm4_bo = a5xx_ucode_load_bo(gpu, adreno_gpu->pm4,
-			&a5xx_gpu->pm4_iova);
+		a5xx_gpu->pm4_bo = adreno_fw_create_bo(gpu,
+			adreno_gpu->fw[ADRENO_FW_PM4], &a5xx_gpu->pm4_iova);
 
 		if (IS_ERR(a5xx_gpu->pm4_bo)) {
 			ret = PTR_ERR(a5xx_gpu->pm4_bo);
@@ -471,8 +517,8 @@ static int a5xx_ucode_init(struct msm_gpu *gpu)
 	}
 
 	if (!a5xx_gpu->pfp_bo) {
-		a5xx_gpu->pfp_bo = a5xx_ucode_load_bo(gpu, adreno_gpu->pfp,
-			&a5xx_gpu->pfp_iova);
+		a5xx_gpu->pfp_bo = adreno_fw_create_bo(gpu,
+			adreno_gpu->fw[ADRENO_FW_PFP], &a5xx_gpu->pfp_iova);
 
 		if (IS_ERR(a5xx_gpu->pfp_bo)) {
 			ret = PTR_ERR(a5xx_gpu->pfp_bo);
@@ -793,19 +839,19 @@ static void a5xx_destroy(struct msm_gpu *gpu)
 	if (a5xx_gpu->pm4_bo) {
 		if (a5xx_gpu->pm4_iova)
 			msm_gem_put_iova(a5xx_gpu->pm4_bo, gpu->aspace);
-		drm_gem_object_unreference_unlocked(a5xx_gpu->pm4_bo);
+		drm_gem_object_put_unlocked(a5xx_gpu->pm4_bo);
 	}
 
 	if (a5xx_gpu->pfp_bo) {
 		if (a5xx_gpu->pfp_iova)
 			msm_gem_put_iova(a5xx_gpu->pfp_bo, gpu->aspace);
-		drm_gem_object_unreference_unlocked(a5xx_gpu->pfp_bo);
+		drm_gem_object_put_unlocked(a5xx_gpu->pfp_bo);
 	}
 
 	if (a5xx_gpu->gpmu_bo) {
 		if (a5xx_gpu->gpmu_iova)
 			msm_gem_put_iova(a5xx_gpu->gpmu_bo, gpu->aspace);
-		drm_gem_object_unreference_unlocked(a5xx_gpu->gpmu_bo);
+		drm_gem_object_put_unlocked(a5xx_gpu->gpmu_bo);
 	}
 
 	adreno_gpu_cleanup(adreno_gpu);
@@ -1195,6 +1241,7 @@ static const struct adreno_gpu_funcs funcs = {
 		.destroy = a5xx_destroy,
 #ifdef CONFIG_DEBUG_FS
 		.show = a5xx_show,
+		.debugfs_init = a5xx_debugfs_init,
 #endif
 		.gpu_busy = a5xx_gpu_busy,
 	},