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amdgpu/dc: remove pointless returns in the i2caux constructor paths. (v2)

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There was lots of return true, and error checking that was never used
in these paths.

Just remove it all.

v2: I missed one return true.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dave Airlie
2017-09-29 15:44:54 +10:00
committed by Alex Deucher
parent 4179cd8137
commit b08c3ca4e9
28 changed files with 100 additions and 246 deletions
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20
drivers/gpu/drm/amd/display/dc/i2caux/dce110/aux_engine_dce110.c
View File

@@ -426,22 +426,16 @@ static const struct engine_funcs engine_funcs = {
.acquire = dal_aux_engine_acquire,
};
static bool construct(
static void construct(
struct aux_engine_dce110 *engine,
const struct aux_engine_dce110_init_data *aux_init_data)
{
if (!dal_aux_engine_construct(
&engine->base, aux_init_data->ctx)) {
ASSERT_CRITICAL(false);
return false;
}
dal_aux_engine_construct(&engine->base, aux_init_data->ctx);
engine->base.base.funcs = &engine_funcs;
engine->base.funcs = &aux_engine_funcs;
engine->timeout_period = aux_init_data->timeout_period;
engine->regs = aux_init_data->regs;
return true;
}
static void destruct(
@@ -471,12 +465,6 @@ struct aux_engine *dal_aux_engine_dce110_create(
return NULL;
}
if (construct(engine, aux_init_data))
return &engine->base;
ASSERT_CRITICAL(false);
kfree(engine);
return NULL;
construct(engine, aux_init_data);
return &engine->base;
}

24
drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_hw_engine_dce110.c
View File

@@ -498,17 +498,13 @@ static const struct i2c_hw_engine_funcs i2c_hw_engine_funcs = {
.wait_on_operation_result = dal_i2c_hw_engine_wait_on_operation_result,
};
bool i2c_hw_engine_dce110_construct(
static void construct(
struct i2c_hw_engine_dce110 *hw_engine,
const struct i2c_hw_engine_dce110_create_arg *arg)
{
uint32_t xtal_ref_div = 0;
if (!arg->reference_frequency)
return false;
if (!dal_i2c_hw_engine_construct(&hw_engine->base, arg->ctx))
return false;
dal_i2c_hw_engine_construct(&hw_engine->base, arg->ctx);
hw_engine->base.base.base.funcs = &engine_funcs;
hw_engine->base.base.funcs = &i2c_engine_funcs;
@@ -545,8 +541,6 @@ bool i2c_hw_engine_dce110_construct(
*/
hw_engine->reference_frequency =
(arg->reference_frequency * 2) / xtal_ref_div;
return true;
}
struct i2c_engine *dal_i2c_hw_engine_dce110_create(
@@ -558,6 +552,10 @@ struct i2c_engine *dal_i2c_hw_engine_dce110_create(
ASSERT_CRITICAL(false);
return NULL;
}
if (!arg->reference_frequency) {
ASSERT_CRITICAL(false);
return NULL;
}
engine_dce10 = kzalloc(sizeof(struct i2c_hw_engine_dce110),
GFP_KERNEL);
@@ -567,12 +565,6 @@ struct i2c_engine *dal_i2c_hw_engine_dce110_create(
return NULL;
}
if (i2c_hw_engine_dce110_construct(engine_dce10, arg))
return &engine_dce10->base.base;
ASSERT_CRITICAL(false);
kfree(engine_dce10);
return NULL;
construct(engine_dce10, arg);
return &engine_dce10->base.base;
}

4
drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_hw_engine_dce110.h
View File

@@ -207,8 +207,4 @@ struct i2c_hw_engine_dce110_create_arg {
struct i2c_engine *dal_i2c_hw_engine_dce110_create(
const struct i2c_hw_engine_dce110_create_arg *arg);
bool i2c_hw_engine_dce110_construct(
struct i2c_hw_engine_dce110 *engine_dce110,
const struct i2c_hw_engine_dce110_create_arg *arg);
#endif

20
drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2c_sw_engine_dce110.c
View File

@@ -118,7 +118,7 @@ static const struct engine_funcs engine_funcs = {
.submit_request = dal_i2c_sw_engine_submit_request,
};
static bool construct(
static void construct(
struct i2c_sw_engine_dce110 *engine_dce110,
const struct i2c_sw_engine_dce110_create_arg *arg_dce110)
{
@@ -127,11 +127,7 @@ static bool construct(
arg_base.ctx = arg_dce110->ctx;
arg_base.default_speed = arg_dce110->default_speed;
if (!dal_i2c_sw_engine_construct(
&engine_dce110->base, &arg_base)) {
ASSERT_CRITICAL(false);
return false;
}
dal_i2c_sw_engine_construct(&engine_dce110->base, &arg_base);
/*struct engine struct engine_funcs*/
engine_dce110->base.base.base.funcs = &engine_funcs;
@@ -139,8 +135,6 @@ static bool construct(
engine_dce110->base.base.funcs = &i2c_engine_funcs;
engine_dce110->base.default_speed = arg_dce110->default_speed;
engine_dce110->engine_id = arg_dce110->engine_id;
return true;
}
struct i2c_engine *dal_i2c_sw_engine_dce110_create(
@@ -161,12 +155,6 @@ struct i2c_engine *dal_i2c_sw_engine_dce110_create(
return NULL;
}
if (construct(engine_dce110, arg))
return &engine_dce110->base.base;
ASSERT_CRITICAL(false);
kfree(engine_dce110);
return NULL;
construct(engine_dce110, arg);
return &engine_dce110->base.base;
}

30
drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c
View File

@@ -196,7 +196,7 @@ static const struct dce110_i2c_hw_engine_mask i2c_mask = {
I2C_COMMON_MASK_SH_LIST_DCE110(_MASK)
};
bool dal_i2caux_dce110_construct(
void dal_i2caux_dce110_construct(
struct i2caux_dce110 *i2caux_dce110,
struct dc_context *ctx,
const struct dce110_aux_registers aux_regs[],
@@ -217,10 +217,7 @@ bool dal_i2caux_dce110_construct(
base = &i2caux_dce110->base;
if (!dal_i2caux_construct(base, ctx)) {
ASSERT_CRITICAL(false);
return false;
}
dal_i2caux_construct(base, ctx);
i2caux_dce110->base.funcs = &i2caux_funcs;
i2caux_dce110->i2c_hw_buffer_in_use = false;
@@ -278,8 +275,6 @@ bool dal_i2caux_dce110_construct(
} while (i < ARRAY_SIZE(hw_aux_lines));
/*TODO Generic I2C SW and HW*/
return true;
}
/*
@@ -306,18 +301,11 @@ struct i2caux *dal_i2caux_dce110_create(
return NULL;
}
if (dal_i2caux_dce110_construct(
i2caux_dce110,
ctx,
dce110_aux_regs,
i2c_hw_engine_regs,
&i2c_shift,
&i2c_mask))
return &i2caux_dce110->base;
ASSERT_CRITICAL(false);
kfree(i2caux_dce110);
return NULL;
dal_i2caux_dce110_construct(i2caux_dce110,
ctx,
dce110_aux_regs,
i2c_hw_engine_regs,
&i2c_shift,
&i2c_mask);
return &i2caux_dce110->base;
}

2
drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.h
View File

@@ -42,7 +42,7 @@ struct dce110_i2c_hw_engine_mask;
struct i2caux *dal_i2caux_dce110_create(
struct dc_context *ctx);
bool dal_i2caux_dce110_construct(
void dal_i2caux_dce110_construct(
struct i2caux_dce110 *i2caux_dce110,
struct dc_context *ctx,
const struct dce110_aux_registers *aux_regs,