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drm/amd/display: Remove delay on disconnect patch

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HDMI HPD's generic solution makes the monitor
patch code unnecessary so anything related has
been removed.

Signed-off-by: John Barberiz <jbarberi@amd.com>
Reviewed-by: John Barberiz <jbarberi@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
John Barberiz 2018-02-06 12:25:17 -05:00 committed by Alex Deucher
parent a0a31ec4ce
commit b0c4e97752
2 changed files with 4 additions and 13 deletions
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16
drivers/gpu/drm/amd/display/dc/core/dc_link.c
View File

@ -50,7 +50,6 @@
dm_logger_write(dc_ctx->logger, LOG_HW_HOTPLUG, \
__VA_ARGS__)
#define DEFAULT_DELAY_DISCONNECT 100
/*******************************************************************************
* Private structures
******************************************************************************/
@ -118,7 +117,7 @@ struct gpio *get_hpd_gpio(struct dc_bios *dcb,
* true on success, false otherwise
*/
static bool program_hpd_filter(
const struct dc_link *link, int default_disconnect_delay)
const struct dc_link *link)
{
bool result = false;
@ -136,7 +135,7 @@ static bool program_hpd_filter(
case SIGNAL_TYPE_HDMI_TYPE_A:
/* Program hpd filter */
delay_on_connect_in_ms = 500;
delay_on_disconnect_in_ms = default_disconnect_delay;
delay_on_disconnect_in_ms = 100;
break;
case SIGNAL_TYPE_DISPLAY_PORT:
case SIGNAL_TYPE_DISPLAY_PORT_MST:
@ -700,13 +699,6 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
dp_hbr_verify_link_cap(link, &link->reported_link_cap);
}
/* Add delay for certain monitors */
if (sink->edid_caps.panel_patch.disconnect_delay > 0
&& sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A)
program_hpd_filter(link, sink->edid_caps.panel_patch.disconnect_delay);
else
program_hpd_filter(link, DEFAULT_DELAY_DISCONNECT);
/* HDMI-DVI Dongle */
if (sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A &&
!sink->edid_caps.edid_hdmi)
@ -1093,7 +1085,7 @@ static bool construct(
* If GPIO isn't programmed correctly HPD might not rise or drain
* fast enough, leading to bounces.
*/
program_hpd_filter(link, DEFAULT_DELAY_DISCONNECT);
program_hpd_filter(link);
return true;
device_tag_fail:
@ -2018,7 +2010,7 @@ const struct dc_link_status *dc_link_get_status(const struct dc_link *link)
void core_link_resume(struct dc_link *link)
{
if (link->connector_signal != SIGNAL_TYPE_VIRTUAL)
program_hpd_filter(link, DEFAULT_DELAY_DISCONNECT);
program_hpd_filter(link);
}
static struct fixed31_32 get_pbn_per_slot(struct dc_stream_state *stream)

1
drivers/gpu/drm/amd/display/dc/dc_types.h
View File

@ -194,7 +194,6 @@ union display_content_support {
};
struct dc_panel_patch {
unsigned int disconnect_delay;
unsigned int dppowerup_delay;
};