MIPS: Octeon: Convert octeon_irq_msi_lock to raw spinlock.

Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

arch/mips/cavium-octeon/octeon-irq.c

@@ -544,7 +544,7 @@ static struct irq_chip octeon_irq_chip_ciu1 = {
 
 #ifdef CONFIG_PCI_MSI
 
-static DEFINE_SPINLOCK(octeon_irq_msi_lock);
+static DEFINE_RAW_SPINLOCK(octeon_irq_msi_lock);
 
 static void octeon_irq_msi_ack(unsigned int irq)
 {
@@ -586,12 +586,12 @@ static void octeon_irq_msi_enable(unsigned int irq)
 		 */
 		uint64_t en;
 		unsigned long flags;
-		spin_lock_irqsave(&octeon_irq_msi_lock, flags);
+		raw_spin_lock_irqsave(&octeon_irq_msi_lock, flags);
 		en = cvmx_read_csr(CVMX_PEXP_NPEI_MSI_ENB0);
 		en |= 1ull << (irq - OCTEON_IRQ_MSI_BIT0);
 		cvmx_write_csr(CVMX_PEXP_NPEI_MSI_ENB0, en);
 		cvmx_read_csr(CVMX_PEXP_NPEI_MSI_ENB0);
-		spin_unlock_irqrestore(&octeon_irq_msi_lock, flags);
+		raw_spin_unlock_irqrestore(&octeon_irq_msi_lock, flags);
 	}
 }
 
@@ -608,12 +608,12 @@ static void octeon_irq_msi_disable(unsigned int irq)
 		 */
 		uint64_t en;
 		unsigned long flags;
-		spin_lock_irqsave(&octeon_irq_msi_lock, flags);
+		raw_spin_lock_irqsave(&octeon_irq_msi_lock, flags);
 		en = cvmx_read_csr(CVMX_PEXP_NPEI_MSI_ENB0);
 		en &= ~(1ull << (irq - OCTEON_IRQ_MSI_BIT0));
 		cvmx_write_csr(CVMX_PEXP_NPEI_MSI_ENB0, en);
 		cvmx_read_csr(CVMX_PEXP_NPEI_MSI_ENB0);
-		spin_unlock_irqrestore(&octeon_irq_msi_lock, flags);
+		raw_spin_unlock_irqrestore(&octeon_irq_msi_lock, flags);
 	}
 }