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[PATCH 3.13.y-ckt 13/85] serial: 8250_pci: Add support for Pericom PI7C9X795[1248]

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From Kamal Mostafa <kamal@canonical.com>
Newsgroups linux.kernel
Subject [PATCH 3.13.y-ckt 13/85] serial: 8250_pci: Add support for Pericom PI7C9X795[1248]
Date Wed, 21 Oct 2015 01:00:04 +0200
Message-ID <qlO2U-10k-73@gated-at.bofh.it> (permalink)
References <qlMNr-7E9-5@gated-at.bofh.it>
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X-Original-Cc Adam Lee <adam.lee@canonical.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Luis Henriques <luis.henriques@canonical.com>, Kamal Mostafa <kamal@canonical.com>
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3.13.11-ckt28 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Adam Lee <adam.lee@canonical.com>

commit 89c043a6cb2d4525d48a38ed78d5f0f5672338b3 upstream.

Pericom PI7C9X795[1248] are Uno/Dual/Quad/Octal UART devices, this
patch enables them, also defines PCI_VENDOR_ID_PERICOM here.

Signed-off-by: Adam Lee <adam.lee@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
[ luis: backported to 3.16: adjusted context ]
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 drivers/tty/serial/8250/8250_pci.c | 81 ++++++++++++++++++++++++++++----------
 1 file changed, 61 insertions(+), 20 deletions(-)

diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 5ac6391..1339da4 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1772,6 +1772,12 @@ pci_wch_ch353_setup(struct serial_private *priv,
 #define PCI_DEVICE_ID_SUNIX_1999	0x1999
 
 
+#define PCI_VENDOR_ID_PERICOM			0x12D8
+#define PCI_DEVICE_ID_PERICOM_PI7C9X7951	0x7951
+#define PCI_DEVICE_ID_PERICOM_PI7C9X7952	0x7952
+#define PCI_DEVICE_ID_PERICOM_PI7C9X7954	0x7954
+#define PCI_DEVICE_ID_PERICOM_PI7C9X7958	0x7958
+
 /* Unknown vendors/cards - this should not be in linux/pci_ids.h */
 #define PCI_SUBDEVICE_ID_UNKNOWN_0x1584	0x1584
 #define PCI_SUBDEVICE_ID_UNKNOWN_0x1588	0x1588
@@ -2051,27 +2057,12 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
 	 * Pericom
 	 */
 	{
-		.vendor		= 0x12d8,
-		.device		= 0x7952,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_pericom_setup,
-	},
-	{
-		.vendor		= 0x12d8,
-		.device		= 0x7954,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_pericom_setup,
-	},
-	{
-		.vendor		= 0x12d8,
-		.device		= 0x7958,
-		.subvendor	= PCI_ANY_ID,
-		.subdevice	= PCI_ANY_ID,
-		.setup		= pci_pericom_setup,
+		.vendor         = PCI_VENDOR_ID_PERICOM,
+		.device         = PCI_ANY_ID,
+		.subvendor      = PCI_ANY_ID,
+		.subdevice      = PCI_ANY_ID,
+		.setup          = pci_pericom_setup,
 	},
-
 	/*
 	 * PLX
 	 */
@@ -2725,6 +2716,10 @@ enum pci_board_num_t {
 	pbn_fintek_4,
 	pbn_fintek_8,
 	pbn_fintek_12,
+	pbn_pericom_PI7C9X7951,
+	pbn_pericom_PI7C9X7952,
+	pbn_pericom_PI7C9X7954,
+	pbn_pericom_PI7C9X7958,
 };
 
 /*
@@ -3506,6 +3501,33 @@ static struct pciserial_board pci_boards[] = {
 		.base_baud	= 115200,
 		.first_offset	= 0x40,
 	},
+	/*
+	 * Pericom PI7C9X795[1248] Uno/Dual/Quad/Octal UART
+	 */
+	[pbn_pericom_PI7C9X7951] = {
+		.flags          = FL_BASE0,
+		.num_ports      = 1,
+		.base_baud      = 921600,
+		.uart_offset	= 0x8,
+	},
+	[pbn_pericom_PI7C9X7952] = {
+		.flags          = FL_BASE0,
+		.num_ports      = 2,
+		.base_baud      = 921600,
+		.uart_offset	= 0x8,
+	},
+	[pbn_pericom_PI7C9X7954] = {
+		.flags          = FL_BASE0,
+		.num_ports      = 4,
+		.base_baud      = 921600,
+		.uart_offset	= 0x8,
+	},
+	[pbn_pericom_PI7C9X7958] = {
+		.flags          = FL_BASE0,
+		.num_ports      = 8,
+		.base_baud      = 921600,
+		.uart_offset	= 0x8,
+	},
 };
 
 static const struct pci_device_id blacklist[] = {
@@ -4747,6 +4769,25 @@ static struct pci_device_id serial_pci_tbl[] = {
 		0, pbn_exar_XR17V358 },
 
 	/*
+	 * Pericom PI7C9X795[1248] Uno/Dual/Quad/Octal UART
+	 */
+	{   PCI_VENDOR_ID_PERICOM, PCI_DEVICE_ID_PERICOM_PI7C9X7951,
+		PCI_ANY_ID, PCI_ANY_ID,
+		0,
+		0, pbn_pericom_PI7C9X7951 },
+	{   PCI_VENDOR_ID_PERICOM, PCI_DEVICE_ID_PERICOM_PI7C9X7952,
+		PCI_ANY_ID, PCI_ANY_ID,
+		0,
+		0, pbn_pericom_PI7C9X7952 },
+	{   PCI_VENDOR_ID_PERICOM, PCI_DEVICE_ID_PERICOM_PI7C9X7954,
+		PCI_ANY_ID, PCI_ANY_ID,
+		0,
+		0, pbn_pericom_PI7C9X7954 },
+	{   PCI_VENDOR_ID_PERICOM, PCI_DEVICE_ID_PERICOM_PI7C9X7958,
+		PCI_ANY_ID, PCI_ANY_ID,
+		0,
+		0, pbn_pericom_PI7C9X7958 },
+	/*
 	 * Topic TP560 Data/Fax/Voice 56k modem (reported by Evan Clarke)
 	 */
 	{	PCI_VENDOR_ID_TOPIC, PCI_DEVICE_ID_TOPIC_TP560,
-- 
1.9.1

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[3.13.y-ckt stable] Linux 3.13.11-ckt28 stable review Kamal Mostafa <kamal@canonical.com> - 2015-10-20 23:40 +0200
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  [PATCH 3.13.y-ckt 68/85] powerpc/rtas: Introduce rtas_get_sensor_fast() for IRQ handlers Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
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  [PATCH 3.13.y-ckt 72/85] windfarm: decrement client count when unregistering Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
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  [PATCH 3.13.y-ckt 44/85] rtlwifi: rtl8192cu: Add new device ID Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
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  [PATCH 3.13.y-ckt 28/85] staging: comedi: adl_pci7x3x: fix digital output on PCI-7230 Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 39/85] xfs: Fix xfs_attr_leafblock definition Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
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  [PATCH 3.13.y-ckt 16/85] devres: fix devres_get() Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
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  [PATCH 3.13.y-ckt 04/85] sctp: fix race on protocol/netns initialization Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 12/85] usb: dwc3: ep0: Fix mem corruption on OUT transfers of more than 512 bytes Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 14/85] KVM: MMU: fix validation of mmio page fault Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 11/85] PCI: Add VPD function 0 quirk for Intel Ethernet devices Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 10/85] PCI: Add dev_flags bit to access VPD through function 0 Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 15/85] auxdisplay: ks0108: fix refcount Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 09/85] mac80211: enable assoc check for mesh interfaces Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 13/85] serial: 8250_pci: Add support for Pericom PI7C9X795[1248] Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200

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