From: Tony Cheng <tony.cheng@amd.com>
Date: Fri, 15 Jun 2018 17:53:35 -0400
Subject: drm/amd/display: fix bug where we are creating bogus i2c aux
Git-commit: 4981a66144fa1e05c54164ea2ef4255451b62d78
Patch-mainline: v4.19-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
[WHY]
we were using 6 instances based on i2caux_dce110.c
[HOW]
pass in how many instances to ctor
Signed-off-by: Tony Cheng <tony.cheng@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/display/dc/i2caux/dce100/i2caux_dce100.c | 1 +
drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c | 6 ++++--
drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.h | 1 +
drivers/gpu/drm/amd/display/dc/i2caux/dce112/i2caux_dce112.c | 1 +
drivers/gpu/drm/amd/display/dc/i2caux/dce120/i2caux_dce120.c | 1 +
drivers/gpu/drm/amd/display/dc/i2caux/dcn10/i2caux_dcn10.c | 1 +
6 files changed, 9 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dce100/i2caux_dce100.c
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce100/i2caux_dce100.c
@@ -97,6 +97,7 @@ struct i2caux *dal_i2caux_dce100_create(
dal_i2caux_dce110_construct(i2caux_dce110,
ctx,
+ ARRAY_SIZE(dce100_aux_regs),
dce100_aux_regs,
dce100_hw_engine_regs,
&i2c_shift,
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c
@@ -199,6 +199,7 @@ static const struct dce110_i2c_hw_engine
void dal_i2caux_dce110_construct(
struct i2caux_dce110 *i2caux_dce110,
struct dc_context *ctx,
+ unsigned int num_i2caux_inst,
const struct dce110_aux_registers aux_regs[],
const struct dce110_i2c_hw_engine_registers i2c_hw_engine_regs[],
const struct dce110_i2c_hw_engine_shift *i2c_shift,
@@ -251,7 +252,7 @@ void dal_i2caux_dce110_construct(
dal_i2c_hw_engine_dce110_create(&hw_arg_dce110);
++i;
- } while (i < ARRAY_SIZE(hw_ddc_lines));
+ } while (i < num_i2caux_inst);
/* Create AUX engines for all lines which has assisted HW AUX
* 'i' (loop counter) used as DDC/AUX engine_id */
@@ -272,7 +273,7 @@ void dal_i2caux_dce110_construct(
dal_aux_engine_dce110_create(&aux_init_data);
++i;
- } while (i < ARRAY_SIZE(hw_aux_lines));
+ } while (i < num_i2caux_inst);
/*TODO Generic I2C SW and HW*/
}
@@ -303,6 +304,7 @@ struct i2caux *dal_i2caux_dce110_create(
dal_i2caux_dce110_construct(i2caux_dce110,
ctx,
+ ARRAY_SIZE(dce110_aux_regs),
dce110_aux_regs,
i2c_hw_engine_regs,
&i2c_shift,
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.h
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.h
@@ -45,6 +45,7 @@ struct i2caux *dal_i2caux_dce110_create(
void dal_i2caux_dce110_construct(
struct i2caux_dce110 *i2caux_dce110,
struct dc_context *ctx,
+ unsigned int num_i2caux_inst,
const struct dce110_aux_registers *aux_regs,
const struct dce110_i2c_hw_engine_registers *i2c_hw_engine_regs,
const struct dce110_i2c_hw_engine_shift *i2c_shift,
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dce112/i2caux_dce112.c
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce112/i2caux_dce112.c
@@ -93,6 +93,7 @@ static void construct(
{
dal_i2caux_dce110_construct(i2caux_dce110,
ctx,
+ ARRAY_SIZE(dce112_aux_regs),
dce112_aux_regs,
dce112_hw_engine_regs,
&i2c_shift,
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dce120/i2caux_dce120.c
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce120/i2caux_dce120.c
@@ -111,6 +111,7 @@ struct i2caux *dal_i2caux_dce120_create(
dal_i2caux_dce110_construct(i2caux_dce110,
ctx,
+ ARRAY_SIZE(dce120_aux_regs),
dce120_aux_regs,
dce120_hw_engine_regs,
&i2c_shift,
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dcn10/i2caux_dcn10.c
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dcn10/i2caux_dcn10.c
@@ -111,6 +111,7 @@ struct i2caux *dal_i2caux_dcn10_create(
dal_i2caux_dce110_construct(i2caux_dce110,
ctx,
+ ARRAY_SIZE(dcn10_aux_regs),
dcn10_aux_regs,
dcn10_hw_engine_regs,
&i2c_shift,