Once the ras recovery is issued from eeprom write itself,
bad page reservation should be ignored, otherwise, recursive
calling of writting to eeprom would happen.
Signed-off-by: Guchun Chen <guchun.chen@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 2 --
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h | 14 +++++++++++---
2 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 06db2f0b78d7..4c86c7a64bcc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -62,8 +62,6 @@ const char *ras_block_string[] = {
#define ras_err_str(i) (ras_error_string[ffs(i)])
#define ras_block_str(i) (ras_block_string[i])
-#define AMDGPU_RAS_FLAG_INIT_BY_VBIOS 1
-#define AMDGPU_RAS_FLAG_INIT_NEED_RESET 2
#define RAS_DEFAULT_FLAGS (AMDGPU_RAS_FLAG_INIT_BY_VBIOS)
/* inject address is 52 bits */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
index 4672649a9293..cf9f60202334 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
@@ -31,6 +31,10 @@
#include "ta_ras_if.h"
#include "amdgpu_ras_eeprom.h"
+#define AMDGPU_RAS_FLAG_INIT_BY_VBIOS (0x1 << 0)
+#define AMDGPU_RAS_FLAG_INIT_NEED_RESET (0x1 << 1)
+#define AMDGPU_RAS_FLAG_SKIP_BAD_PAGE_RESV (0x1 << 2)
+
enum amdgpu_ras_block {
AMDGPU_RAS_BLOCK__UMC = 0,
AMDGPU_RAS_BLOCK__SDMA,
@@ -503,10 +507,14 @@ static inline int amdgpu_ras_reset_gpu(struct amdgpu_device *adev)
{
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
- /* save bad page to eeprom before gpu reset,
- * i2c may be unstable in gpu reset
+ /*
+ * Save bad page to eeprom before gpu reset, i2c may be unstable
+ * in gpu reset.
+ *
+ * Also, exclude the case when ras recovery issuer is
+ * eeprom page write itself.
*/
- if (in_task())
+ if (!(ras->flags & AMDGPU_RAS_FLAG_SKIP_BAD_PAGE_RESV) && in_task())
amdgpu_ras_reserve_bad_pages(adev);
if (atomic_cmpxchg(&ras->in_recovery, 0, 1) == 0)
--
2.17.1
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