net: mvpp2: TCAM entry enable should be written after SRAM data

Last TCAM data contains TCAM enable bit.
It should be written after SRAM data before entry enabled.

Fixes: 3f51850 ("ethernet: Add new driver for Marvell Armada 375 network unit")
Signed-off-by: Stefan Chulski <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

Author: stefanchulski

drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c

@@ -29,16 +29,16 @@ static int mvpp2_prs_hw_write(struct mvpp2 *priv, struct mvpp2_prs_entry *pe)
 	/* Clear entry invalidation bit */
 	pe->tcam[MVPP2_PRS_TCAM_INV_WORD] &= ~MVPP2_PRS_TCAM_INV_MASK;
 
-	/* Write tcam index - indirect access */
-	mvpp2_write(priv, MVPP2_PRS_TCAM_IDX_REG, pe->index);
-	for (i = 0; i < MVPP2_PRS_TCAM_WORDS; i++)
-		mvpp2_write(priv, MVPP2_PRS_TCAM_DATA_REG(i), pe->tcam[i]);
-
 	/* Write sram index - indirect access */
 	mvpp2_write(priv, MVPP2_PRS_SRAM_IDX_REG, pe->index);
 	for (i = 0; i < MVPP2_PRS_SRAM_WORDS; i++)
 		mvpp2_write(priv, MVPP2_PRS_SRAM_DATA_REG(i), pe->sram[i]);
 
+	/* Write tcam index - indirect access */
+	mvpp2_write(priv, MVPP2_PRS_TCAM_IDX_REG, pe->index);
+	for (i = 0; i < MVPP2_PRS_TCAM_WORDS; i++)
+		mvpp2_write(priv, MVPP2_PRS_TCAM_DATA_REG(i), pe->tcam[i]);
+
 	return 0;
 }