EDAC, altera: Drop some ifdeffery

Make the IRQ and check_deps() functions available to all the memory
buffers by moving them outside of the OCRAM only area.

Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/1466603939-7526-5-git-send-email-tthayer@opensource.altera.com
Signed-off-by: Borislav Petkov <bp@suse.de>

1 files changed, 33 insertions, 29 deletions

diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
index dcedc4a8cd12..2e5940e5801e 100644
--- a/drivers/edac/altera_edac.c
+++ b/drivers/edac/altera_edac.c
@@ -825,16 +825,16 @@ static struct platform_driver altr_edac_device_driver = {
 };
 module_platform_driver(altr_edac_device_driver);
 
-/*********************** OCRAM EDAC Device Functions *********************/
+/******************* Arria10 Device ECC Shared Functions *****************/
 
-#ifdef CONFIG_EDAC_ALTERA_OCRAM
 /*
  *  Test for memory's ECC dependencies upon entry because platform specific
  *  startup should have initialized the memory and enabled the ECC.
  *  Can't turn on ECC here because accessing un-initialized memory will
  *  cause CE/UE errors possibly causing an ABORT.
  */
-static int altr_check_ecc_deps(struct altr_edac_device_dev *device)
+static int __maybe_unused
+altr_check_ecc_deps(struct altr_edac_device_dev *device)
 {
         void __iomem  *base = device->base;
         const struct edac_device_prv_data *prv = device->data;
@@ -848,6 +848,36 @@ static int altr_check_ecc_deps(struct altr_edac_device_dev *device)
         return -ENODEV;
 }
 
+static irqreturn_t __maybe_unused altr_edac_a10_ecc_irq(int irq, void *dev_id)
+{
+        struct altr_edac_device_dev *dci = dev_id;
+        void __iomem  *base = dci->base;
+
+        if (irq == dci->sb_irq) {
+                writel(ALTR_A10_ECC_SERRPENA,
+                       base + ALTR_A10_ECC_INTSTAT_OFST);
+                edac_device_handle_ce(dci->edac_dev, 0, 0, dci->edac_dev_name);
+
+                return IRQ_HANDLED;
+        } else if (irq == dci->db_irq) {
+                writel(ALTR_A10_ECC_DERRPENA,
+                       base + ALTR_A10_ECC_INTSTAT_OFST);
+                edac_device_handle_ue(dci->edac_dev, 0, 0, dci->edac_dev_name);
+                if (dci->data->panic)
+                        panic("\nEDAC:ECC_DEVICE[Uncorrectable errors]\n");
+
+                return IRQ_HANDLED;
+        }
+
+        WARN_ON(1);
+
+        return IRQ_NONE;
+}
+
+/*********************** OCRAM EDAC Device Functions *********************/
+
+#ifdef CONFIG_EDAC_ALTERA_OCRAM
+
 static void *ocram_alloc_mem(size_t size, void **other)
 {
         struct device_node *np;
@@ -882,32 +912,6 @@ static void ocram_free_mem(void *p, size_t size, void *other)
         gen_pool_free((struct gen_pool *)other, (u32)p, size);
 }
 
-static irqreturn_t altr_edac_a10_ecc_irq(int irq, void *dev_id)
-{
-        struct altr_edac_device_dev *dci = dev_id;
-        void __iomem  *base = dci->base;
-
-        if (irq == dci->sb_irq) {
-                writel(ALTR_A10_ECC_SERRPENA,
-                       base + ALTR_A10_ECC_INTSTAT_OFST);
-                edac_device_handle_ce(dci->edac_dev, 0, 0, dci->edac_dev_name);
-
-                return IRQ_HANDLED;
-        } else if (irq == dci->db_irq) {
-                writel(ALTR_A10_ECC_DERRPENA,
-                       base + ALTR_A10_ECC_INTSTAT_OFST);
-                edac_device_handle_ue(dci->edac_dev, 0, 0, dci->edac_dev_name);
-                if (dci->data->panic)
-                        panic("\nEDAC:ECC_DEVICE[Uncorrectable errors]\n");
-
-                return IRQ_HANDLED;
-        }
-
-        WARN_ON(1);
-
-        return IRQ_NONE;
-}
-
 static const struct edac_device_prv_data ocramecc_data = {
         .setup = altr_check_ecc_deps,
         .ce_clear_mask = (ALTR_OCR_ECC_EN | ALTR_OCR_ECC_SERR),