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From 3d0eaf95785c0e8fe2941569ccb08a0b077c90ea Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 2 Oct 2015 13:53:33 -0400
Subject: [PATCH 0588/1050] drm/amdgpu/atom: implement debug opcode
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Basically a nop.
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/atom.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/atom.c b/drivers/gpu/drm/amd/amdgpu/atom.c
index a0346a9..331bd05 100644
--- a/drivers/gpu/drm/amd/amdgpu/atom.c
+++ b/drivers/gpu/drm/amd/amdgpu/atom.c
@@ -1022,7 +1022,8 @@ static void atom_op_xor(atom_exec_context *ctx, int *ptr, int arg)
static void atom_op_debug(atom_exec_context *ctx, int *ptr, int arg)
{
- printk(KERN_INFO "unimplemented!\n");
+ uint8_t val = U8((*ptr)++);
+ SDEBUG("DEBUG output: 0x%02X\n", val);
}
static struct {
--
1.9.1
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