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drm/amd/display: remove dead code

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Signed-off-by: Tony Cheng <tony.cheng@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tony Cheng
2017-01-14 20:56:08 -05:00
committed by Alex Deucher
parent a10eadfb15
commit 5e701406ed
5 changed files with 0 additions and 223 deletions
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76
drivers/gpu/drm/amd/display/dc/bios/bios_parser.c
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@@ -545,80 +545,6 @@ static enum bp_result bios_parser_get_hpd_info(struct dc_bios *dcb,
return BP_RESULT_NORECORD;
}
static uint32_t bios_parser_get_gpio_record(
struct dc_bios *dcb,
struct graphics_object_id id,
struct bp_gpio_cntl_info *gpio_record,
uint32_t record_size)
{
struct bios_parser *bp = BP_FROM_DCB(dcb);
ATOM_COMMON_RECORD_HEADER *header = NULL;
ATOM_OBJECT_GPIO_CNTL_RECORD *record = NULL;
ATOM_OBJECT *object = get_bios_object(bp, id);
uint32_t offset;
uint32_t pins_number;
uint32_t i;
if (!object)
return 0;
/* Initialise offset */
offset = le16_to_cpu(object->usRecordOffset)
+ bp->object_info_tbl_offset;
for (;;) {
/* Get record header */
header = GET_IMAGE(ATOM_COMMON_RECORD_HEADER, offset);
if (!header || header->ucRecordType == LAST_RECORD_TYPE ||
!header->ucRecordSize)
break;
/* If this is gpio control record - stop. We found the record */
if (header->ucRecordType == ATOM_OBJECT_GPIO_CNTL_RECORD_TYPE
&& header->ucRecordSize
>= sizeof(ATOM_OBJECT_GPIO_CNTL_RECORD)) {
record = (ATOM_OBJECT_GPIO_CNTL_RECORD *) header;
break;
}
/* Advance to next record */
offset += header->ucRecordSize;
}
/* If we did not find a record - return */
if (!record)
return 0;
/* Extract gpio IDs from bios record (make sure we do not exceed passed
* array size) */
pins_number = (record->ucNumberOfPins < record_size ?
record->ucNumberOfPins : record_size);
for (i = 0; i < pins_number; i++) {
uint8_t output_state = ((record->asGpio[i].ucGPIO_PinState
& GPIO_PIN_OUTPUT_STATE_MASK)
>> GPIO_PIN_OUTPUT_STATE_SHIFT);
gpio_record[i].id = record->asGpio[i].ucGPIOID;
switch (output_state) {
case GPIO_PIN_STATE_ACTIVE_LOW:
gpio_record[i].state =
GPIO_PIN_OUTPUT_STATE_ACTIVE_LOW;
break;
case GPIO_PIN_STATE_ACTIVE_HIGH:
gpio_record[i].state =
GPIO_PIN_OUTPUT_STATE_ACTIVE_HIGH;
break;
default:
BREAK_TO_DEBUGGER(); /* Invalid Pin Output State */
break;
}
}
return pins_number;
}
enum bp_result bios_parser_get_device_tag_record(
struct bios_parser *bp,
ATOM_OBJECT *object,
@@ -4064,8 +3990,6 @@ static const struct dc_vbios_funcs vbios_funcs = {
.get_dst_number = bios_parser_get_dst_number,
.get_gpio_record = bios_parser_get_gpio_record,
.get_src_obj = bios_parser_get_src_obj,
.get_dst_obj = bios_parser_get_dst_obj,