Unsigned expression compared with zero:
dummy_latency_index > 0.The return data type of the function is also int
For rigor,it is necessary to replace the data type unsigned int with int.
Otherwise,if there is a negative number,the consequences will be
disastrous.
Signed-off-by: Wang Ming <machel@xxxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
index ad6ee4858..e351357ff 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
@@ -1941,7 +1941,7 @@ void dcn32_calculate_wm_and_dlg_fpu(struct dc *dc, struct dc_state *context,
double dcfclk_from_fw_based_mclk_switching = dcfclk_from_validation;
bool pstate_en = context->bw_ctx.dml.vba.DRAMClockChangeSupport[vlevel][context->bw_ctx.dml.vba.maxMpcComb] !=
dm_dram_clock_change_unsupported;
- unsigned int dummy_latency_index = 0;
+ int dummy_latency_index = 0;
int maxMpcComb = context->bw_ctx.dml.vba.maxMpcComb;
unsigned int min_dram_speed_mts = context->bw_ctx.dml.vba.DRAMSpeed;
bool subvp_in_use = dcn32_subvp_in_use(dc, context);
--
2.25.1
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