drm/amd/display: fixed that I2C over AUX didn't read data issue

[Why]
The variable mismatch assignment error.

[How]
To use uint32_t replace it.

Signed-off-by: Brandon Syu <Brandon.Syu@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c
index 3fc9752..c2c136b 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c
@@ -589,7 +589,7 @@ bool dal_ddc_service_query_ddc_data(
 bool dal_ddc_submit_aux_command(struct ddc_service *ddc,
                struct aux_payload *payload)
 {
-       uint8_t retrieved = 0;
+       uint32_t retrieved = 0;
        bool ret = 0;
 
        if (!ddc)

diff --git a/drivers/gpu/drm/amd/display/include/i2caux_interface.h b/drivers/gpu/drm/amd/display/include/i2caux_interface.h
index bb012cb..c7fbb9c 100644 (file)
--- a/drivers/gpu/drm/amd/display/include/i2caux_interface.h
+++ b/drivers/gpu/drm/amd/display/include/i2caux_interface.h
@@ -42,7 +42,7 @@ struct aux_payload {
        bool write;
        bool mot;
        uint32_t address;
-       uint8_t length;
+       uint32_t length;
        uint8_t *data;
        /*
         * used to return the reply type of the transaction