@@ -71,6 +71,10 @@
#define DRV_NAME "ahci-ceva"
#define CEVA_FLAG_BROKEN_GEN2 1
+static unsigned int rx_watermark = PTC_RX_WM_VAL;
+module_param(rx_watermark, uint, 0644);
+MODULE_PARM_DESC(rx_watermark, "RxWaterMark value (0 - 0x80)");
+
struct ceva_ahci_priv {
struct platform_device *ahci_pdev;
/* Port Phy2Cfg Register */
@@ -152,7 +156,7 @@ static void ahci_ceva_setup(struct ahci_host_priv *hpriv)
writel(cevapriv->pp5c[i], mmio + AHCI_VEND_PP5C);
/* Rx Watermark setting */
- tmp = PTC_RX_WM_VAL | PTC_RSVD;
+ tmp = rx_watermark | PTC_RSVD;
writel(tmp, mmio + AHCI_VEND_PTC);
/* Default to Gen 3 Speed and Gen 1 if Gen2 is broken */