Reviewed-by: Guchun Chen
Regards,
Guchun
-Original Message-
From: Song, Asher
Sent: Tuesday, September 27, 2022 11:38 AM
To: Chen, Guchun ; Cui, Flora ; Shi,
Leslie ; Ma, Jun ;
amd-gfx@lists.freedesktop.org
Cc: Song, Asher
Subject: [PATCH] drm/amdgpu: fix a compiling error in old kernels
This patch is used to fix following compiling error that occurs in some old
kernels.
error: ‘for’ loop initial declarations are only allowed in C99 mode
for (int i = 0; i < dc->res_pool->res_cap->num_dsc; i++) {
Signed-off-by: Asher Song
---
drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
index 772ad200c5da..c91fcde7a16c 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
@@ -1405,8 +1405,9 @@ void dcn32_update_dsc_pg(struct dc *dc,
bool safe_to_disable)
{
struct dce_hwseq *hws = dc->hwseq;
+ int i;
- for (int i = 0; i < dc->res_pool->res_cap->num_dsc; i++) {
+ for (i = 0; i < dc->res_pool->res_cap->num_dsc; i++) {
struct display_stream_compressor *dsc = dc->res_pool->dscs[i];
bool is_dsc_ungated = hws->funcs.dsc_pg_status(hws, dsc->inst);
--
2.25.1