kernel: bump 6.6 to 6.6.21

Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.21

All patches automatically rebased.

Signed-off-by: John Audia <[email protected]>

include/kernel-6.6

@@ -1,2 +1,2 @@
-LINUX_VERSION-6.6 = .20
-LINUX_KERNEL_HASH-6.6.20 = e2f6c7f39b304248193370f8c5755553ab73ad5672e92dae994a344084d8dd22
+LINUX_VERSION-6.6 = .21
+LINUX_KERNEL_HASH-6.6.21 = ee0b430148da94d2b13608b8d80b007b7d281dc90e3f19b63cf9a9943810e457

target/linux/generic/backport-6.6/771-v6.7-02-net-stmmac-move-TX-timer-arm-after-DMA-enable.patch

@@ -42,7 +42,7 @@ Signed-off-by: Paolo Abeni <[email protected]>
  
  	u64_stats_update_begin(&txq_stats->napi_syncp);
  	u64_stats_add(&txq_stats->napi.tx_packets, tx_packets);
-@@ -5603,6 +5607,7 @@ static int stmmac_napi_poll_tx(struct na
+@@ -5605,6 +5609,7 @@ static int stmmac_napi_poll_tx(struct na
  		container_of(napi, struct stmmac_channel, tx_napi);
  	struct stmmac_priv *priv = ch->priv_data;
  	struct stmmac_txq_stats *txq_stats;
@@ -50,7 +50,7 @@ Signed-off-by: Paolo Abeni <[email protected]>
  	u32 chan = ch->index;
  	int work_done;
  
-@@ -5611,7 +5616,7 @@ static int stmmac_napi_poll_tx(struct na
+@@ -5613,7 +5618,7 @@ static int stmmac_napi_poll_tx(struct na
  	u64_stats_inc(&txq_stats->napi.poll);
  	u64_stats_update_end(&txq_stats->napi_syncp);
  
@@ -59,7 +59,7 @@ Signed-off-by: Paolo Abeni <[email protected]>
  	work_done = min(work_done, budget);
  
  	if (work_done < budget && napi_complete_done(napi, work_done)) {
-@@ -5622,6 +5627,10 @@ static int stmmac_napi_poll_tx(struct na
+@@ -5624,6 +5629,10 @@ static int stmmac_napi_poll_tx(struct na
  		spin_unlock_irqrestore(&ch->lock, flags);
  	}
  
@@ -70,7 +70,7 @@ Signed-off-by: Paolo Abeni <[email protected]>
  	return work_done;
  }
  
-@@ -5630,6 +5639,7 @@ static int stmmac_napi_poll_rxtx(struct
+@@ -5632,6 +5641,7 @@ static int stmmac_napi_poll_rxtx(struct
  	struct stmmac_channel *ch =
  		container_of(napi, struct stmmac_channel, rxtx_napi);
  	struct stmmac_priv *priv = ch->priv_data;
@@ -78,7 +78,7 @@ Signed-off-by: Paolo Abeni <[email protected]>
  	int rx_done, tx_done, rxtx_done;
  	struct stmmac_rxq_stats *rxq_stats;
  	struct stmmac_txq_stats *txq_stats;
-@@ -5645,7 +5655,7 @@ static int stmmac_napi_poll_rxtx(struct
+@@ -5647,7 +5657,7 @@ static int stmmac_napi_poll_rxtx(struct
  	u64_stats_inc(&txq_stats->napi.poll);
  	u64_stats_update_end(&txq_stats->napi_syncp);
  
@@ -87,7 +87,7 @@ Signed-off-by: Paolo Abeni <[email protected]>
  	tx_done = min(tx_done, budget);
  
  	rx_done = stmmac_rx_zc(priv, budget, chan);
-@@ -5670,6 +5680,10 @@ static int stmmac_napi_poll_rxtx(struct
+@@ -5672,6 +5682,10 @@ static int stmmac_napi_poll_rxtx(struct
  		spin_unlock_irqrestore(&ch->lock, flags);
  	}