Contributors: 16
Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
Jani Nikula |
865 |
64.70% |
8 |
29.63% |
Jouni Högander |
215 |
16.08% |
2 |
7.41% |
Shawn C Lee |
74 |
5.53% |
1 |
3.70% |
Hans de Goede |
69 |
5.16% |
1 |
3.70% |
Jesse Barnes |
24 |
1.80% |
2 |
7.41% |
Wambui Karuga |
20 |
1.50% |
1 |
3.70% |
Ville Syrjälä |
16 |
1.20% |
1 |
3.70% |
Diego Santa Cruz |
14 |
1.05% |
1 |
3.70% |
Mavroudis Chatzilaridis |
11 |
0.82% |
1 |
3.70% |
Thomas Zimmermann |
8 |
0.60% |
1 |
3.70% |
Clint Taylor |
7 |
0.52% |
1 |
3.70% |
Daniel Vetter |
4 |
0.30% |
2 |
7.41% |
Chon Ming Lee |
4 |
0.30% |
2 |
7.41% |
Dave Airlie |
3 |
0.22% |
1 |
3.70% |
Chris Wilson |
2 |
0.15% |
1 |
3.70% |
Keith Packard |
1 |
0.07% |
1 |
3.70% |
Total |
1337 |
|
27 |
|
// SPDX-License-Identifier: MIT
/*
* Copyright © 2018 Intel Corporation
*/
#include <linux/dmi.h>
#include "i915_drv.h"
#include "intel_display_types.h"
#include "intel_quirks.h"
static void intel_set_quirk(struct intel_display *display, enum intel_quirk_id quirk)
{
display->quirks.mask |= BIT(quirk);
}
static void intel_set_dpcd_quirk(struct intel_dp *intel_dp, enum intel_quirk_id quirk)
{
intel_dp->quirks.mask |= BIT(quirk);
}
/*
* Some machines (Lenovo U160) do not work with SSC on LVDS for some reason
*/
static void quirk_ssc_force_disable(struct intel_display *display)
{
intel_set_quirk(display, QUIRK_LVDS_SSC_DISABLE);
drm_info(display->drm, "applying lvds SSC disable quirk\n");
}
/*
* A machine (e.g. Acer Aspire 5734Z) may need to invert the panel backlight
* brightness value
*/
static void quirk_invert_brightness(struct intel_display *display)
{
intel_set_quirk(display, QUIRK_INVERT_BRIGHTNESS);
drm_info(display->drm, "applying inverted panel brightness quirk\n");
}
/* Some VBT's incorrectly indicate no backlight is present */
static void quirk_backlight_present(struct intel_display *display)
{
intel_set_quirk(display, QUIRK_BACKLIGHT_PRESENT);
drm_info(display->drm, "applying backlight present quirk\n");
}
/* Toshiba Satellite P50-C-18C requires T12 delay to be min 800ms
* which is 300 ms greater than eDP spec T12 min.
*/
static void quirk_increase_t12_delay(struct intel_display *display)
{
intel_set_quirk(display, QUIRK_INCREASE_T12_DELAY);
drm_info(display->drm, "Applying T12 delay quirk\n");
}
/*
* GeminiLake NUC HDMI outputs require additional off time
* this allows the onboard retimer to correctly sync to signal
*/
static void quirk_increase_ddi_disabled_time(struct intel_display *display)
{
intel_set_quirk(display, QUIRK_INCREASE_DDI_DISABLED_TIME);
drm_info(display->drm, "Applying Increase DDI Disabled quirk\n");
}
static void quirk_no_pps_backlight_power_hook(struct intel_display *display)
{
intel_set_quirk(display, QUIRK_NO_PPS_BACKLIGHT_POWER_HOOK);
drm_info(display->drm, "Applying no pps backlight power quirk\n");
}
static void quirk_fw_sync_len(struct intel_dp *intel_dp)
{
struct intel_display *display = to_intel_display(intel_dp);
intel_set_dpcd_quirk(intel_dp, QUIRK_FW_SYNC_LEN);
drm_info(display->drm, "Applying Fast Wake sync pulse count quirk\n");
}
struct intel_quirk {
int device;
int subsystem_vendor;
int subsystem_device;
void (*hook)(struct intel_display *display);
};
struct intel_dpcd_quirk {
int device;
int subsystem_vendor;
int subsystem_device;
u8 sink_oui[3];
u8 sink_device_id[6];
void (*hook)(struct intel_dp *intel_dp);
};
#define SINK_OUI(first, second, third) { (first), (second), (third) }
#define SINK_DEVICE_ID(first, second, third, fourth, fifth, sixth) \
{ (first), (second), (third), (fourth), (fifth), (sixth) }
#define SINK_DEVICE_ID_ANY SINK_DEVICE_ID(0, 0, 0, 0, 0, 0)
/* For systems that don't have a meaningful PCI subdevice/subvendor ID */
struct intel_dmi_quirk {
void (*hook)(struct intel_display *display);
const struct dmi_system_id (*dmi_id_list)[];
};
static int intel_dmi_reverse_brightness(const struct dmi_system_id *id)
{
DRM_INFO("Backlight polarity reversed on %s\n", id->ident);
return 1;
}
static int intel_dmi_no_pps_backlight(const struct dmi_system_id *id)
{
DRM_INFO("No pps backlight support on %s\n", id->ident);
return 1;
}
static const struct intel_dmi_quirk intel_dmi_quirks[] = {
{
.dmi_id_list = &(const struct dmi_system_id[]) {
{
.callback = intel_dmi_reverse_brightness,
.ident = "NCR Corporation",
.matches = {DMI_MATCH(DMI_SYS_VENDOR, "NCR Corporation"),
DMI_MATCH(DMI_PRODUCT_NAME, ""),
},
},
{
.callback = intel_dmi_reverse_brightness,
.ident = "Thundersoft TST178 tablet",
/* DMI strings are too generic, also match on BIOS date */
.matches = {DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "To be filled by O.E.M."),
DMI_EXACT_MATCH(DMI_BIOS_DATE, "04/15/2014"),
},
},
{ } /* terminating entry */
},
.hook = quirk_invert_brightness,
},
{
.dmi_id_list = &(const struct dmi_system_id[]) {
{
.callback = intel_dmi_no_pps_backlight,
.ident = "Google Lillipup sku524294",
.matches = {DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Google"),
DMI_EXACT_MATCH(DMI_BOARD_NAME, "Lindar"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "sku524294"),
},
},
{
.callback = intel_dmi_no_pps_backlight,
.ident = "Google Lillipup sku524295",
.matches = {DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Google"),
DMI_EXACT_MATCH(DMI_BOARD_NAME, "Lindar"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "sku524295"),
},
},
{ }
},
.hook = quirk_no_pps_backlight_power_hook,
},
};
static struct intel_quirk intel_quirks[] = {
/* Lenovo U160 cannot use SSC on LVDS */
{ 0x0046, 0x17aa, 0x3920, quirk_ssc_force_disable },
/* Sony Vaio Y cannot use SSC on LVDS */
{ 0x0046, 0x104d, 0x9076, quirk_ssc_force_disable },
/* Acer Aspire 5734Z must invert backlight brightness */
{ 0x2a42, 0x1025, 0x0459, quirk_invert_brightness },
/* Acer/eMachines G725 */
{ 0x2a42, 0x1025, 0x0210, quirk_invert_brightness },
/* Acer/eMachines e725 */
{ 0x2a42, 0x1025, 0x0212, quirk_invert_brightness },
/* Acer/Packard Bell NCL20 */
{ 0x2a42, 0x1025, 0x034b, quirk_invert_brightness },
/* Acer Aspire 4736Z */
{ 0x2a42, 0x1025, 0x0260, quirk_invert_brightness },
/* Acer Aspire 5336 */
{ 0x2a42, 0x1025, 0x048a, quirk_invert_brightness },
/* Acer C720 and C720P Chromebooks (Celeron 2955U) have backlights */
{ 0x0a06, 0x1025, 0x0a11, quirk_backlight_present },
/* Acer C720 Chromebook (Core i3 4005U) */
{ 0x0a16, 0x1025, 0x0a11, quirk_backlight_present },
/* Apple Macbook 2,1 (Core 2 T7400) */
{ 0x27a2, 0x8086, 0x7270, quirk_backlight_present },
/* Apple Macbook 4,1 */
{ 0x2a02, 0x106b, 0x00a1, quirk_backlight_present },
/* Toshiba CB35 Chromebook (Celeron 2955U) */
{ 0x0a06, 0x1179, 0x0a88, quirk_backlight_present },
/* HP Chromebook 14 (Celeron 2955U) */
{ 0x0a06, 0x103c, 0x21ed, quirk_backlight_present },
/* Dell Chromebook 11 */
{ 0x0a06, 0x1028, 0x0a35, quirk_backlight_present },
/* Dell Chromebook 11 (2015 version) */
{ 0x0a16, 0x1028, 0x0a35, quirk_backlight_present },
/* Toshiba Satellite P50-C-18C */
{ 0x191B, 0x1179, 0xF840, quirk_increase_t12_delay },
/* GeminiLake NUC */
{ 0x3185, 0x8086, 0x2072, quirk_increase_ddi_disabled_time },
{ 0x3184, 0x8086, 0x2072, quirk_increase_ddi_disabled_time },
/* ASRock ITX*/
{ 0x3185, 0x1849, 0x2212, quirk_increase_ddi_disabled_time },
{ 0x3184, 0x1849, 0x2212, quirk_increase_ddi_disabled_time },
/* ECS Liva Q2 */
{ 0x3185, 0x1019, 0xa94d, quirk_increase_ddi_disabled_time },
{ 0x3184, 0x1019, 0xa94d, quirk_increase_ddi_disabled_time },
/* HP Notebook - 14-r206nv */
{ 0x0f31, 0x103c, 0x220f, quirk_invert_brightness },
};
static struct intel_dpcd_quirk intel_dpcd_quirks[] = {
/* Dell Precision 5490 */
{
.device = 0x7d55,
.subsystem_vendor = 0x1028,
.subsystem_device = 0x0cc7,
.sink_oui = SINK_OUI(0x38, 0xec, 0x11),
.hook = quirk_fw_sync_len,
},
};
void intel_init_quirks(struct intel_display *display)
{
struct pci_dev *d = to_pci_dev(display->drm->dev);
int i;
for (i = 0; i < ARRAY_SIZE(intel_quirks); i++) {
struct intel_quirk *q = &intel_quirks[i];
if (d->device == q->device &&
(d->subsystem_vendor == q->subsystem_vendor ||
q->subsystem_vendor == PCI_ANY_ID) &&
(d->subsystem_device == q->subsystem_device ||
q->subsystem_device == PCI_ANY_ID))
q->hook(display);
}
for (i = 0; i < ARRAY_SIZE(intel_dmi_quirks); i++) {
if (dmi_check_system(*intel_dmi_quirks[i].dmi_id_list) != 0)
intel_dmi_quirks[i].hook(display);
}
}
void intel_init_dpcd_quirks(struct intel_dp *intel_dp,
const struct drm_dp_dpcd_ident *ident)
{
struct intel_display *display = to_intel_display(intel_dp);
struct pci_dev *d = to_pci_dev(display->drm->dev);
int i;
for (i = 0; i < ARRAY_SIZE(intel_dpcd_quirks); i++) {
struct intel_dpcd_quirk *q = &intel_dpcd_quirks[i];
if (d->device == q->device &&
(d->subsystem_vendor == q->subsystem_vendor ||
q->subsystem_vendor == PCI_ANY_ID) &&
(d->subsystem_device == q->subsystem_device ||
q->subsystem_device == PCI_ANY_ID) &&
!memcmp(q->sink_oui, ident->oui, sizeof(ident->oui)) &&
(!memcmp(q->sink_device_id, ident->device_id,
sizeof(ident->device_id)) ||
!memchr_inv(q->sink_device_id, 0, sizeof(q->sink_device_id))))
q->hook(intel_dp);
}
}
bool intel_has_quirk(struct intel_display *display, enum intel_quirk_id quirk)
{
return display->quirks.mask & BIT(quirk);
}
bool intel_has_dpcd_quirk(struct intel_dp *intel_dp, enum intel_quirk_id quirk)
{
return intel_dp->quirks.mask & BIT(quirk);
}