diff options
Diffstat (limited to 'target/linux/ps3/patches-2.6.28/0013-mtd-ps3vram-Use-_PAGE_NO_CACHE-in-memory-ioremap.patch')
| -rw-r--r-- | target/linux/ps3/patches-2.6.28/0013-mtd-ps3vram-Use-_PAGE_NO_CACHE-in-memory-ioremap.patch | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/target/linux/ps3/patches-2.6.28/0013-mtd-ps3vram-Use-_PAGE_NO_CACHE-in-memory-ioremap.patch b/target/linux/ps3/patches-2.6.28/0013-mtd-ps3vram-Use-_PAGE_NO_CACHE-in-memory-ioremap.patch deleted file mode 100644 index b3047e16a..000000000 --- a/target/linux/ps3/patches-2.6.28/0013-mtd-ps3vram-Use-_PAGE_NO_CACHE-in-memory-ioremap.patch +++ /dev/null @@ -1,78 +0,0 @@ -From 2efd72af0f18860927084df618f7419c82f69be3 Mon Sep 17 00:00:00 2001 -From: Geoff Levand <geoffrey.levand@am.sony.com> -Date: Wed, 7 Jan 2009 17:22:07 -0800 -Subject: [PATCH] mtd/ps3vram: Use _PAGE_NO_CACHE in memory ioremap - -Use _PAGE_NO_CACHE for gpu memory ioremap. Also, -add __iomem attribute to gpu memory pointer and -change use of memset() to memset_io(). - -Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com> -Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> ---- - drivers/mtd/devices/ps3vram.c | 14 ++++++++------ - 1 files changed, 8 insertions(+), 6 deletions(-) - -diff --git a/drivers/mtd/devices/ps3vram.c b/drivers/mtd/devices/ps3vram.c -index d592414..d21e9be 100644 ---- a/drivers/mtd/devices/ps3vram.c -+++ b/drivers/mtd/devices/ps3vram.c -@@ -6,6 +6,7 @@ - */ - - #include <linux/io.h> -+#include <linux/mm.h> - #include <linux/init.h> - #include <linux/kernel.h> - #include <linux/list.h> -@@ -69,7 +70,7 @@ struct ps3vram_priv { - u64 context_handle; - u32 *ctrl; - u32 *reports; -- u8 *base; -+ u8 __iomem *ddr_base; - u8 *xdr_buf; - - u32 *fifo_base; -@@ -425,7 +426,7 @@ static int ps3vram_erase(struct mtd_info *mtd, struct erase_info *instr) - ps3vram_cache_flush(mtd); - - /* Set bytes to 0xFF */ -- memset(priv->base + instr->addr, 0xFF, instr->len); -+ memset_io(priv->ddr_base + instr->addr, 0xFF, instr->len); - - mutex_unlock(&priv->lock); - -@@ -628,8 +629,9 @@ static int __devinit ps3vram_probe(struct ps3_system_bus_device *dev) - goto out_free_context; - } - -- priv->base = ioremap(ddr_lpar, ddr_size); -- if (!priv->base) { -+ priv->ddr_base = ioremap_flags(ddr_lpar, ddr_size, _PAGE_NO_CACHE); -+ -+ if (!priv->ddr_base) { - dev_err(&dev->core, "%s:%d: ioremap failed\n", __func__, - __LINE__); - ret = -ENOMEM; -@@ -702,7 +704,7 @@ out_unmap_reports: - out_unmap_ctrl: - iounmap(priv->ctrl); - out_unmap_vram: -- iounmap(priv->base); -+ iounmap(priv->ddr_base); - out_free_context: - lv1_gpu_context_free(priv->context_handle); - out_free_memory: -@@ -728,7 +730,7 @@ static int ps3vram_shutdown(struct ps3_system_bus_device *dev) - ps3vram_cache_cleanup(&ps3vram_mtd); - iounmap(priv->reports); - iounmap(priv->ctrl); -- iounmap(priv->base); -+ iounmap(priv->ddr_base); - lv1_gpu_context_free(priv->context_handle); - lv1_gpu_memory_free(priv->memory_handle); - ps3_close_hv_device(dev); --- -1.6.0.4 - |