Annotation of /trunk/kernel-alx/patches-4.19/0170-4.19.71-all-fixes.patch
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Revision 3467 -
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Tue Oct 29 10:31:28 2019 UTC (4 years, 7 months ago) by niro
File size: 2468 byte(s)
Tue Oct 29 10:31:28 2019 UTC (4 years, 7 months ago) by niro
File size: 2468 byte(s)
-linux-4.19.71
| 1 | niro | 3467 | diff --git a/Makefile b/Makefile |
| 2 | index ecf8806cb71f..f6c9d5757470 100644 | ||
| 3 | --- a/Makefile | ||
| 4 | +++ b/Makefile | ||
| 5 | @@ -1,7 +1,7 @@ | ||
| 6 | # SPDX-License-Identifier: GPL-2.0 | ||
| 7 | VERSION = 4 | ||
| 8 | PATCHLEVEL = 19 | ||
| 9 | -SUBLEVEL = 70 | ||
| 10 | +SUBLEVEL = 71 | ||
| 11 | EXTRAVERSION = | ||
| 12 | NAME = "People's Front" | ||
| 13 | |||
| 14 | diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c | ||
| 15 | index eb9b9de47fd1..530142b5a115 100644 | ||
| 16 | --- a/drivers/input/mouse/elantech.c | ||
| 17 | +++ b/drivers/input/mouse/elantech.c | ||
| 18 | @@ -1810,30 +1810,6 @@ static int elantech_create_smbus(struct psmouse *psmouse, | ||
| 19 | leave_breadcrumbs); | ||
| 20 | } | ||
| 21 | |||
| 22 | -static bool elantech_use_host_notify(struct psmouse *psmouse, | ||
| 23 | - struct elantech_device_info *info) | ||
| 24 | -{ | ||
| 25 | - if (ETP_NEW_IC_SMBUS_HOST_NOTIFY(info->fw_version)) | ||
| 26 | - return true; | ||
| 27 | - | ||
| 28 | - switch (info->bus) { | ||
| 29 | - case ETP_BUS_PS2_ONLY: | ||
| 30 | - /* expected case */ | ||
| 31 | - break; | ||
| 32 | - case ETP_BUS_SMB_HST_NTFY_ONLY: | ||
| 33 | - case ETP_BUS_PS2_SMB_HST_NTFY: | ||
| 34 | - /* SMbus implementation is stable since 2018 */ | ||
| 35 | - if (dmi_get_bios_year() >= 2018) | ||
| 36 | - return true; | ||
| 37 | - default: | ||
| 38 | - psmouse_dbg(psmouse, | ||
| 39 | - "Ignoring SMBus bus provider %d\n", info->bus); | ||
| 40 | - break; | ||
| 41 | - } | ||
| 42 | - | ||
| 43 | - return false; | ||
| 44 | -} | ||
| 45 | - | ||
| 46 | /** | ||
| 47 | * elantech_setup_smbus - called once the PS/2 devices are enumerated | ||
| 48 | * and decides to instantiate a SMBus InterTouch device. | ||
| 49 | @@ -1853,7 +1829,7 @@ static int elantech_setup_smbus(struct psmouse *psmouse, | ||
| 50 | * i2c_blacklist_pnp_ids. | ||
| 51 | * Old ICs are up to the user to decide. | ||
| 52 | */ | ||
| 53 | - if (!elantech_use_host_notify(psmouse, info) || | ||
| 54 | + if (!ETP_NEW_IC_SMBUS_HOST_NOTIFY(info->fw_version) || | ||
| 55 | psmouse_matches_pnp_id(psmouse, i2c_blacklist_pnp_ids)) | ||
| 56 | return -ENXIO; | ||
| 57 | } | ||
| 58 | @@ -1873,6 +1849,34 @@ static int elantech_setup_smbus(struct psmouse *psmouse, | ||
| 59 | return 0; | ||
| 60 | } | ||
| 61 | |||
| 62 | +static bool elantech_use_host_notify(struct psmouse *psmouse, | ||
| 63 | + struct elantech_device_info *info) | ||
| 64 | +{ | ||
| 65 | + if (ETP_NEW_IC_SMBUS_HOST_NOTIFY(info->fw_version)) | ||
| 66 | + return true; | ||
| 67 | + | ||
| 68 | + switch (info->bus) { | ||
| 69 | + case ETP_BUS_PS2_ONLY: | ||
| 70 | + /* expected case */ | ||
| 71 | + break; | ||
| 72 | + case ETP_BUS_SMB_ALERT_ONLY: | ||
| 73 | + /* fall-through */ | ||
| 74 | + case ETP_BUS_PS2_SMB_ALERT: | ||
| 75 | + psmouse_dbg(psmouse, "Ignoring SMBus provider through alert protocol.\n"); | ||
| 76 | + break; | ||
| 77 | + case ETP_BUS_SMB_HST_NTFY_ONLY: | ||
| 78 | + /* fall-through */ | ||
| 79 | + case ETP_BUS_PS2_SMB_HST_NTFY: | ||
| 80 | + return true; | ||
| 81 | + default: | ||
| 82 | + psmouse_dbg(psmouse, | ||
| 83 | + "Ignoring SMBus bus provider %d.\n", | ||
| 84 | + info->bus); | ||
| 85 | + } | ||
| 86 | + | ||
| 87 | + return false; | ||
| 88 | +} | ||
| 89 | + | ||
| 90 | int elantech_init_smbus(struct psmouse *psmouse) | ||
| 91 | { | ||
| 92 | struct elantech_device_info info; |