Add patches for AHCI driver

recipes-kernel/linux/linux-xlnx/ahci.patch

+--- a/drivers/ata/ahci.h	2016-09-13 17:18:35.579259846 -0600
++++ b/drivers/ata/ahci.h	2016-08-01 11:57:06.306630339 -0600
+@@ -396,6 +396,7 @@ void ahci_print_info(struct ata_host *ho
+ int ahci_host_activate(struct ata_host *host, int irq,
+ 		       struct scsi_host_template *sht);
+ void ahci_error_handler(struct ata_port *ap);
++irqreturn_t ahci_single_irq_intr(int irq, void *dev_instance);
+ 
+ static inline void __iomem *__ahci_port_base(struct ata_host *host,
+ 					     unsigned int port_no)

recipes-kernel/linux/linux-xlnx/libahci.patch

+--- a/drivers/ata/libahci.c	2016-09-13 17:18:35.579259846 -0600
++++ b/drivers/ata/libahci.c	2016-07-27 20:25:34.217095567 -0600
+@@ -1826,7 +1826,7 @@ static irqreturn_t ahci_multi_irqs_intr(
+ 	return IRQ_WAKE_THREAD;
+ }
+ 
+-static irqreturn_t ahci_single_irq_intr(int irq, void *dev_instance)
++irqreturn_t ahci_single_irq_intr(int irq, void *dev_instance)
+ {
+ 	struct ata_host *host = dev_instance;
+ 	struct ahci_host_priv *hpriv;
+@@ -1885,6 +1885,7 @@ static irqreturn_t ahci_single_irq_intr(
+ 
+ 	return IRQ_RETVAL(handled);
+ }
++EXPORT_SYMBOL_GPL(ahci_single_irq_intr);
+ 
+ unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
+ {

recipes-kernel/linux/linux-xlnx_4.0.bbappend

@@ -5,6 +5,8 @@ SRC_URI_append += " file://xilinx_emacps.c.patch"
 SRC_URI_append += " file://xilinx_uartps.c.patch"
 SRC_URI_append += " file://si5338_vsc330x.patch"
 SRC_URI_append += " file://drivers-elphel.patch"
+SRC_URI_append += " file://ahci.patch"
+SRC_URI_append += " file://libahci.patch"
 
 SRC_URI_append += " file://${MACHINE}.scc"
 KERNEL_FEATURES_append = " ${MACHINE}.scc"