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authorKoen Kooi <koen@openembedded.org>2007-09-14 07:43:03 +0000
committerKoen Kooi <koen@openembedded.org>2007-09-14 07:43:03 +0000
commit2019b37bac10cff32469452eb3061e6e8e8aaad4 (patch)
tree79aa76f03f001988977386a9c13e59cebfe7c57b /packages/linux/linux-2.6.18/lcdc-do-not-clear-mem-if-fbmem_start-is-set.patch
parent7a5c873a58cdc4130eb4a14c5af0960f8ec6d81a (diff)
parenta50f3c05fc84d7d914e6a8287c82581462302bbe (diff)
propagate from branch 'org.openembedded.dev' (head bbdff51149f19a443ea4c897e2b4eb81eec6283a)
to branch 'org.openembedded.dev.avr32' (head ef59785d9aa6d25f6cf33266a65b61426e620f71)
Diffstat (limited to 'packages/linux/linux-2.6.18/lcdc-do-not-clear-mem-if-fbmem_start-is-set.patch')
-rw-r--r--packages/linux/linux-2.6.18/lcdc-do-not-clear-mem-if-fbmem_start-is-set.patch16
1 files changed, 16 insertions, 0 deletions
diff --git a/packages/linux/linux-2.6.18/lcdc-do-not-clear-mem-if-fbmem_start-is-set.patch b/packages/linux/linux-2.6.18/lcdc-do-not-clear-mem-if-fbmem_start-is-set.patch
new file mode 100644
index 0000000000..b354047f60
--- /dev/null
+++ b/packages/linux/linux-2.6.18/lcdc-do-not-clear-mem-if-fbmem_start-is-set.patch
@@ -0,0 +1,16 @@
+Index: linux-2.6.18/drivers/video/sidsafb.c
+===================================================================
+--- linux-2.6.18.orig/drivers/video/sidsafb.c 2006-12-20 13:43:17.000000000 +0100
++++ linux-2.6.18/drivers/video/sidsafb.c 2006-12-20 13:46:44.000000000 +0100
+@@ -765,7 +765,10 @@
+ printk("fb%d: Atmel LCDC at 0x%08lx (mapped at %p), irq %lu\n",
+ info->node, info->fix.mmio_start, sinfo->regs, sinfo->irq_base);
+
+- memset_io(info->screen_base, 0, info->fix.smem_len);
++ /* Only clear framebuffer if fbmem_start was not declared, assume the
++ * user have filled the framebuffer before the kernel was started. */
++ if (!fb_data->fbmem_start)
++ memset_io(info->screen_base, 0, info->fix.smem_len);
+ info->var.activate |= FB_ACTIVATE_FORCE | FB_ACTIVATE_NOW;
+ ret = fb_set_var(info, &info->var);
+ if (ret)