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path: root/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c
index 2a047f8ca0e9..1d748ac1d6d6 100644
--- a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c
+++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/i2caux_dce110.c
@@ -43,6 +43,9 @@
#include "i2c_sw_engine_dce110.h"
#include "i2c_hw_engine_dce110.h"
#include "aux_engine_dce110.h"
+#include "../../dc.h"
+#include "dc_types.h"
+
/*
* Post-requisites: headers required by this unit
@@ -199,6 +202,7 @@ static const struct dce110_i2c_hw_engine_mask i2c_mask = {
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,
@@ -249,9 +253,22 @@ void dal_i2caux_dce110_construct(
base->i2c_hw_engines[line_id] =
dal_i2c_hw_engine_dce110_create(&hw_arg_dce110);
-
+ if (base->i2c_hw_engines[line_id] != NULL) {
+ switch (ctx->dce_version) {
+ case DCN_VERSION_1_0:
+ base->i2c_hw_engines[line_id]->setup_limit =
+ I2C_SETUP_TIME_LIMIT_DCN;
+ base->i2c_hw_engines[line_id]->send_reset_length = 0;
+ break;
+ default:
+ base->i2c_hw_engines[line_id]->setup_limit =
+ I2C_SETUP_TIME_LIMIT_DCE;
+ base->i2c_hw_engines[line_id]->send_reset_length = 0;
+ break;
+ }
+ }
++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 +289,7 @@ 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 +320,7 @@ 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,