On Wed, 2018-03-21 at 18:26 +0000, Colin King wrote:
> From: Colin Ian King <colin.k...@canonical.com>
>
> The for-loops process data in the mclk_table but use slck_table.count
> as the loop index limit. I believe these are cut-n-paste errors from
> the previous almost identical loops as indicated by static analysis.
> Fix these.
Nice tool.
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
> b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
[]
> @@ -855,7 +855,7 @@ static int smu7_odn_initial_default_setting(struct
> pp_hwmgr *hwmgr)
>
> odn_table->odn_memory_clock_dpm_levels.num_of_pl =
>
> data->golden_dpm_table.mclk_table.count;
> - for (i=0; i<data->golden_dpm_table.sclk_table.count; i++) {
> + for (i=0; i<data->golden_dpm_table.mclk_table.count; i++) {
> odn_table->odn_memory_clock_dpm_levels.entries[i].clock =
>
> data->golden_dpm_table.mclk_table.dpm_levels[i].value;
> odn_table->odn_memory_clock_dpm_levels.entries[i].enabled =
> true;
Probably more sensible to use temporaries too.
Maybe something like the below (also trivially reduces object size)
---
drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 19 ++++++++++---------
1 file changed, 10 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index df2a312ca6c9..339b897146af 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -834,6 +834,7 @@ static int smu7_odn_initial_default_setting(struct pp_hwmgr
*hwmgr)
struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table;
struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table;
+ struct phm_odn_performance_level *entries;
if (table_info == NULL)
return -EINVAL;
@@ -843,11 +844,11 @@ static int smu7_odn_initial_default_setting(struct
pp_hwmgr *hwmgr)
odn_table->odn_core_clock_dpm_levels.num_of_pl =
data->golden_dpm_table.sclk_table.count;
+ entries = odn_table->odn_core_clock_dpm_levels.entries;
for (i=0; i<data->golden_dpm_table.sclk_table.count; i++) {
- odn_table->odn_core_clock_dpm_levels.entries[i].clock =
-
data->golden_dpm_table.sclk_table.dpm_levels[i].value;
- odn_table->odn_core_clock_dpm_levels.entries[i].enabled = true;
- odn_table->odn_core_clock_dpm_levels.entries[i].vddc =
dep_sclk_table->entries[i].vddc;
+ entries[i].clock =
data->golden_dpm_table.sclk_table.dpm_levels[i].value;
+ entries[i].enabled = true;
+ entries[i].vddc = dep_sclk_table->entries[i].vddc;
}
smu7_get_voltage_dependency_table(dep_sclk_table,
@@ -855,11 +856,11 @@ static int smu7_odn_initial_default_setting(struct
pp_hwmgr *hwmgr)
odn_table->odn_memory_clock_dpm_levels.num_of_pl =
data->golden_dpm_table.mclk_table.count;
- for (i=0; i<data->golden_dpm_table.sclk_table.count; i++) {
- odn_table->odn_memory_clock_dpm_levels.entries[i].clock =
-
data->golden_dpm_table.mclk_table.dpm_levels[i].value;
- odn_table->odn_memory_clock_dpm_levels.entries[i].enabled =
true;
- odn_table->odn_memory_clock_dpm_levels.entries[i].vddc =
dep_mclk_table->entries[i].vddc;
+ entries = odn_table->odn_memory_clock_dpm_levels.entries;
+ for (i=0; i<data->golden_dpm_table.mclk_table.count; i++) {
+ entries[i].clock =
data->golden_dpm_table.mclk_table.dpm_levels[i].value;
+ entries[i].enabled = true;
+ entries[i].vddc = dep_mclk_table->entries[i].vddc;
}
smu7_get_voltage_dependency_table(dep_mclk_table,
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