From: Rick Wertenbroek <rick.wertenbroek@gmail.com>
To: alberto.dassatti@heig-vd.ch
Cc: damien.lemoal@opensource.wdc.com, xxm@rock-chips.com,
"Rick Wertenbroek" <rick.wertenbroek@gmail.com>,
stable@vger.kernel.org, "Shawn Lin" <shawn.lin@rock-chips.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
"Heiko Stuebner" <heiko@sntech.de>,
"Johan Jonker" <jbx6244@gmail.com>,
"Brian Norris" <briannorris@chromium.org>,
"Corentin Labbe" <clabbe@baylibre.com>,
"Caleb Connolly" <kc@postmarketos.org>,
"Arnaud Ferraris" <arnaud.ferraris@collabora.com>,
"Judy Hsiao" <judyhsiao@chromium.org>,
"Lin Huang" <hl@rock-chips.com>,
"Hugh Cole-Baker" <sigmaris@gmail.com>,
linux-pci@vger.kernel.org, linux-rockchip@lists.infradead.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v3 07/11] PCI: rockchip: Fix legacy IRQ generation for RK3399 PCIe endpoint core
Date: Tue, 4 Apr 2023 10:24:20 +0200 [thread overview]
Message-ID: <20230404082426.3880812-8-rick.wertenbroek@gmail.com> (raw)
In-Reply-To: <20230404082426.3880812-1-rick.wertenbroek@gmail.com>
Fix legacy IRQ generation for RK3399 PCIe endpoint core according to
the technical reference manual (TRM). Assert and deassert legacy
interrupt (INTx) through the legacy interrupt control register
("PCIE_CLIENT_LEGACY_INT_CTRL") instead of manually generating a PCIe
message. The generation of the legacy interrupt was tested and validated
with the PCIe endpoint test driver.
Fixes: cf590b078391 ("PCI: rockchip: Add EP driver for Rockchip PCIe controller")
Cc: stable@vger.kernel.org
Signed-off-by: Rick Wertenbroek <rick.wertenbroek@gmail.com>
---
drivers/pci/controller/pcie-rockchip-ep.c | 45 ++++++-----------------
drivers/pci/controller/pcie-rockchip.h | 6 ++-
2 files changed, 16 insertions(+), 35 deletions(-)
diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c
index 4c84e403e155..7591a7be78e0 100644
--- a/drivers/pci/controller/pcie-rockchip-ep.c
+++ b/drivers/pci/controller/pcie-rockchip-ep.c
@@ -337,48 +337,25 @@ static int rockchip_pcie_ep_get_msi(struct pci_epc *epc, u8 fn, u8 vfn)
}
static void rockchip_pcie_ep_assert_intx(struct rockchip_pcie_ep *ep, u8 fn,
- u8 intx, bool is_asserted)
+ u8 intx, bool do_assert)
{
struct rockchip_pcie *rockchip = &ep->rockchip;
- u32 r = ep->max_regions - 1;
- u32 offset;
- u32 status;
- u8 msg_code;
-
- if (unlikely(ep->irq_pci_addr != ROCKCHIP_PCIE_EP_PCI_LEGACY_IRQ_ADDR ||
- ep->irq_pci_fn != fn)) {
- rockchip_pcie_prog_ep_ob_atu(rockchip, fn, r,
- AXI_WRAPPER_NOR_MSG,
- ep->irq_phys_addr, 0, 0);
- ep->irq_pci_addr = ROCKCHIP_PCIE_EP_PCI_LEGACY_IRQ_ADDR;
- ep->irq_pci_fn = fn;
- }
intx &= 3;
- if (is_asserted) {
+
+ if (do_assert) {
ep->irq_pending |= BIT(intx);
- msg_code = ROCKCHIP_PCIE_MSG_CODE_ASSERT_INTA + intx;
+ rockchip_pcie_write(rockchip,
+ PCIE_CLIENT_INT_IN_ASSERT |
+ PCIE_CLIENT_INT_PEND_ST_PEND,
+ PCIE_CLIENT_LEGACY_INT_CTRL);
} else {
ep->irq_pending &= ~BIT(intx);
- msg_code = ROCKCHIP_PCIE_MSG_CODE_DEASSERT_INTA + intx;
+ rockchip_pcie_write(rockchip,
+ PCIE_CLIENT_INT_IN_DEASSERT |
+ PCIE_CLIENT_INT_PEND_ST_NORMAL,
+ PCIE_CLIENT_LEGACY_INT_CTRL);
}
-
- status = rockchip_pcie_read(rockchip,
- ROCKCHIP_PCIE_EP_FUNC_BASE(fn) +
- ROCKCHIP_PCIE_EP_CMD_STATUS);
- status &= ROCKCHIP_PCIE_EP_CMD_STATUS_IS;
-
- if ((status != 0) ^ (ep->irq_pending != 0)) {
- status ^= ROCKCHIP_PCIE_EP_CMD_STATUS_IS;
- rockchip_pcie_write(rockchip, status,
- ROCKCHIP_PCIE_EP_FUNC_BASE(fn) +
- ROCKCHIP_PCIE_EP_CMD_STATUS);
- }
-
- offset =
- ROCKCHIP_PCIE_MSG_ROUTING(ROCKCHIP_PCIE_MSG_ROUTING_LOCAL_INTX) |
- ROCKCHIP_PCIE_MSG_CODE(msg_code) | ROCKCHIP_PCIE_MSG_NO_DATA;
- writel(0, ep->irq_cpu_addr + offset);
}
static int rockchip_pcie_ep_send_legacy_irq(struct rockchip_pcie_ep *ep, u8 fn,
diff --git a/drivers/pci/controller/pcie-rockchip.h b/drivers/pci/controller/pcie-rockchip.h
index f3a5ff1cf7f4..ffc68a3a5fee 100644
--- a/drivers/pci/controller/pcie-rockchip.h
+++ b/drivers/pci/controller/pcie-rockchip.h
@@ -38,6 +38,11 @@
#define PCIE_CLIENT_MODE_EP HIWORD_UPDATE(0x0040, 0)
#define PCIE_CLIENT_GEN_SEL_1 HIWORD_UPDATE(0x0080, 0)
#define PCIE_CLIENT_GEN_SEL_2 HIWORD_UPDATE_BIT(0x0080)
+#define PCIE_CLIENT_LEGACY_INT_CTRL (PCIE_CLIENT_BASE + 0x0c)
+#define PCIE_CLIENT_INT_IN_ASSERT HIWORD_UPDATE_BIT(0x0002)
+#define PCIE_CLIENT_INT_IN_DEASSERT HIWORD_UPDATE(0x0002, 0)
+#define PCIE_CLIENT_INT_PEND_ST_PEND HIWORD_UPDATE_BIT(0x0001)
+#define PCIE_CLIENT_INT_PEND_ST_NORMAL HIWORD_UPDATE(0x0001, 0)
#define PCIE_CLIENT_SIDE_BAND_STATUS (PCIE_CLIENT_BASE + 0x20)
#define PCIE_CLIENT_PHY_ST BIT(12)
#define PCIE_CLIENT_DEBUG_OUT_0 (PCIE_CLIENT_BASE + 0x3c)
@@ -227,7 +232,6 @@
#define ROCKCHIP_PCIE_EP_MSI_CTRL_ME BIT(16)
#define ROCKCHIP_PCIE_EP_MSI_CTRL_MASK_MSI_CAP BIT(24)
#define ROCKCHIP_PCIE_EP_DUMMY_IRQ_ADDR 0x1
-#define ROCKCHIP_PCIE_EP_PCI_LEGACY_IRQ_ADDR 0x3
#define ROCKCHIP_PCIE_EP_FUNC_BASE(fn) (((fn) << 12) & GENMASK(19, 12))
#define ROCKCHIP_PCIE_AT_IB_EP_FUNC_BAR_ADDR0(fn, bar) \
(PCIE_RC_RP_ATS_BASE + 0x0840 + (fn) * 0x0040 + (bar) * 0x0008)
--
2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Rick Wertenbroek <rick.wertenbroek@gmail.com>
To: alberto.dassatti@heig-vd.ch
Cc: damien.lemoal@opensource.wdc.com, xxm@rock-chips.com,
"Rick Wertenbroek" <rick.wertenbroek@gmail.com>,
stable@vger.kernel.org, "Shawn Lin" <shawn.lin@rock-chips.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
"Heiko Stuebner" <heiko@sntech.de>,
"Johan Jonker" <jbx6244@gmail.com>,
"Brian Norris" <briannorris@chromium.org>,
"Corentin Labbe" <clabbe@baylibre.com>,
"Caleb Connolly" <kc@postmarketos.org>,
"Arnaud Ferraris" <arnaud.ferraris@collabora.com>,
"Judy Hsiao" <judyhsiao@chromium.org>,
"Lin Huang" <hl@rock-chips.com>,
"Hugh Cole-Baker" <sigmaris@gmail.com>,
linux-pci@vger.kernel.org, linux-rockchip@lists.infradead.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v3 07/11] PCI: rockchip: Fix legacy IRQ generation for RK3399 PCIe endpoint core
Date: Tue, 4 Apr 2023 10:24:20 +0200 [thread overview]
Message-ID: <20230404082426.3880812-8-rick.wertenbroek@gmail.com> (raw)
In-Reply-To: <20230404082426.3880812-1-rick.wertenbroek@gmail.com>
Fix legacy IRQ generation for RK3399 PCIe endpoint core according to
the technical reference manual (TRM). Assert and deassert legacy
interrupt (INTx) through the legacy interrupt control register
("PCIE_CLIENT_LEGACY_INT_CTRL") instead of manually generating a PCIe
message. The generation of the legacy interrupt was tested and validated
with the PCIe endpoint test driver.
Fixes: cf590b078391 ("PCI: rockchip: Add EP driver for Rockchip PCIe controller")
Cc: stable@vger.kernel.org
Signed-off-by: Rick Wertenbroek <rick.wertenbroek@gmail.com>
---
drivers/pci/controller/pcie-rockchip-ep.c | 45 ++++++-----------------
drivers/pci/controller/pcie-rockchip.h | 6 ++-
2 files changed, 16 insertions(+), 35 deletions(-)
diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c
index 4c84e403e155..7591a7be78e0 100644
--- a/drivers/pci/controller/pcie-rockchip-ep.c
+++ b/drivers/pci/controller/pcie-rockchip-ep.c
@@ -337,48 +337,25 @@ static int rockchip_pcie_ep_get_msi(struct pci_epc *epc, u8 fn, u8 vfn)
}
static void rockchip_pcie_ep_assert_intx(struct rockchip_pcie_ep *ep, u8 fn,
- u8 intx, bool is_asserted)
+ u8 intx, bool do_assert)
{
struct rockchip_pcie *rockchip = &ep->rockchip;
- u32 r = ep->max_regions - 1;
- u32 offset;
- u32 status;
- u8 msg_code;
-
- if (unlikely(ep->irq_pci_addr != ROCKCHIP_PCIE_EP_PCI_LEGACY_IRQ_ADDR ||
- ep->irq_pci_fn != fn)) {
- rockchip_pcie_prog_ep_ob_atu(rockchip, fn, r,
- AXI_WRAPPER_NOR_MSG,
- ep->irq_phys_addr, 0, 0);
- ep->irq_pci_addr = ROCKCHIP_PCIE_EP_PCI_LEGACY_IRQ_ADDR;
- ep->irq_pci_fn = fn;
- }
intx &= 3;
- if (is_asserted) {
+
+ if (do_assert) {
ep->irq_pending |= BIT(intx);
- msg_code = ROCKCHIP_PCIE_MSG_CODE_ASSERT_INTA + intx;
+ rockchip_pcie_write(rockchip,
+ PCIE_CLIENT_INT_IN_ASSERT |
+ PCIE_CLIENT_INT_PEND_ST_PEND,
+ PCIE_CLIENT_LEGACY_INT_CTRL);
} else {
ep->irq_pending &= ~BIT(intx);
- msg_code = ROCKCHIP_PCIE_MSG_CODE_DEASSERT_INTA + intx;
+ rockchip_pcie_write(rockchip,
+ PCIE_CLIENT_INT_IN_DEASSERT |
+ PCIE_CLIENT_INT_PEND_ST_NORMAL,
+ PCIE_CLIENT_LEGACY_INT_CTRL);
}
-
- status = rockchip_pcie_read(rockchip,
- ROCKCHIP_PCIE_EP_FUNC_BASE(fn) +
- ROCKCHIP_PCIE_EP_CMD_STATUS);
- status &= ROCKCHIP_PCIE_EP_CMD_STATUS_IS;
-
- if ((status != 0) ^ (ep->irq_pending != 0)) {
- status ^= ROCKCHIP_PCIE_EP_CMD_STATUS_IS;
- rockchip_pcie_write(rockchip, status,
- ROCKCHIP_PCIE_EP_FUNC_BASE(fn) +
- ROCKCHIP_PCIE_EP_CMD_STATUS);
- }
-
- offset =
- ROCKCHIP_PCIE_MSG_ROUTING(ROCKCHIP_PCIE_MSG_ROUTING_LOCAL_INTX) |
- ROCKCHIP_PCIE_MSG_CODE(msg_code) | ROCKCHIP_PCIE_MSG_NO_DATA;
- writel(0, ep->irq_cpu_addr + offset);
}
static int rockchip_pcie_ep_send_legacy_irq(struct rockchip_pcie_ep *ep, u8 fn,
diff --git a/drivers/pci/controller/pcie-rockchip.h b/drivers/pci/controller/pcie-rockchip.h
index f3a5ff1cf7f4..ffc68a3a5fee 100644
--- a/drivers/pci/controller/pcie-rockchip.h
+++ b/drivers/pci/controller/pcie-rockchip.h
@@ -38,6 +38,11 @@
#define PCIE_CLIENT_MODE_EP HIWORD_UPDATE(0x0040, 0)
#define PCIE_CLIENT_GEN_SEL_1 HIWORD_UPDATE(0x0080, 0)
#define PCIE_CLIENT_GEN_SEL_2 HIWORD_UPDATE_BIT(0x0080)
+#define PCIE_CLIENT_LEGACY_INT_CTRL (PCIE_CLIENT_BASE + 0x0c)
+#define PCIE_CLIENT_INT_IN_ASSERT HIWORD_UPDATE_BIT(0x0002)
+#define PCIE_CLIENT_INT_IN_DEASSERT HIWORD_UPDATE(0x0002, 0)
+#define PCIE_CLIENT_INT_PEND_ST_PEND HIWORD_UPDATE_BIT(0x0001)
+#define PCIE_CLIENT_INT_PEND_ST_NORMAL HIWORD_UPDATE(0x0001, 0)
#define PCIE_CLIENT_SIDE_BAND_STATUS (PCIE_CLIENT_BASE + 0x20)
#define PCIE_CLIENT_PHY_ST BIT(12)
#define PCIE_CLIENT_DEBUG_OUT_0 (PCIE_CLIENT_BASE + 0x3c)
@@ -227,7 +232,6 @@
#define ROCKCHIP_PCIE_EP_MSI_CTRL_ME BIT(16)
#define ROCKCHIP_PCIE_EP_MSI_CTRL_MASK_MSI_CAP BIT(24)
#define ROCKCHIP_PCIE_EP_DUMMY_IRQ_ADDR 0x1
-#define ROCKCHIP_PCIE_EP_PCI_LEGACY_IRQ_ADDR 0x3
#define ROCKCHIP_PCIE_EP_FUNC_BASE(fn) (((fn) << 12) & GENMASK(19, 12))
#define ROCKCHIP_PCIE_AT_IB_EP_FUNC_BAR_ADDR0(fn, bar) \
(PCIE_RC_RP_ATS_BASE + 0x0840 + (fn) * 0x0040 + (bar) * 0x0008)
--
2.25.1
_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip
WARNING: multiple messages have this Message-ID (diff)
From: Rick Wertenbroek <rick.wertenbroek@gmail.com>
To: alberto.dassatti@heig-vd.ch
Cc: damien.lemoal@opensource.wdc.com, xxm@rock-chips.com,
"Rick Wertenbroek" <rick.wertenbroek@gmail.com>,
stable@vger.kernel.org, "Shawn Lin" <shawn.lin@rock-chips.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
"Heiko Stuebner" <heiko@sntech.de>,
"Johan Jonker" <jbx6244@gmail.com>,
"Brian Norris" <briannorris@chromium.org>,
"Corentin Labbe" <clabbe@baylibre.com>,
"Caleb Connolly" <kc@postmarketos.org>,
"Arnaud Ferraris" <arnaud.ferraris@collabora.com>,
"Judy Hsiao" <judyhsiao@chromium.org>,
"Lin Huang" <hl@rock-chips.com>,
"Hugh Cole-Baker" <sigmaris@gmail.com>,
linux-pci@vger.kernel.org, linux-rockchip@lists.infradead.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v3 07/11] PCI: rockchip: Fix legacy IRQ generation for RK3399 PCIe endpoint core
Date: Tue, 4 Apr 2023 10:24:20 +0200 [thread overview]
Message-ID: <20230404082426.3880812-8-rick.wertenbroek@gmail.com> (raw)
In-Reply-To: <20230404082426.3880812-1-rick.wertenbroek@gmail.com>
Fix legacy IRQ generation for RK3399 PCIe endpoint core according to
the technical reference manual (TRM). Assert and deassert legacy
interrupt (INTx) through the legacy interrupt control register
("PCIE_CLIENT_LEGACY_INT_CTRL") instead of manually generating a PCIe
message. The generation of the legacy interrupt was tested and validated
with the PCIe endpoint test driver.
Fixes: cf590b078391 ("PCI: rockchip: Add EP driver for Rockchip PCIe controller")
Cc: stable@vger.kernel.org
Signed-off-by: Rick Wertenbroek <rick.wertenbroek@gmail.com>
---
drivers/pci/controller/pcie-rockchip-ep.c | 45 ++++++-----------------
drivers/pci/controller/pcie-rockchip.h | 6 ++-
2 files changed, 16 insertions(+), 35 deletions(-)
diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c
index 4c84e403e155..7591a7be78e0 100644
--- a/drivers/pci/controller/pcie-rockchip-ep.c
+++ b/drivers/pci/controller/pcie-rockchip-ep.c
@@ -337,48 +337,25 @@ static int rockchip_pcie_ep_get_msi(struct pci_epc *epc, u8 fn, u8 vfn)
}
static void rockchip_pcie_ep_assert_intx(struct rockchip_pcie_ep *ep, u8 fn,
- u8 intx, bool is_asserted)
+ u8 intx, bool do_assert)
{
struct rockchip_pcie *rockchip = &ep->rockchip;
- u32 r = ep->max_regions - 1;
- u32 offset;
- u32 status;
- u8 msg_code;
-
- if (unlikely(ep->irq_pci_addr != ROCKCHIP_PCIE_EP_PCI_LEGACY_IRQ_ADDR ||
- ep->irq_pci_fn != fn)) {
- rockchip_pcie_prog_ep_ob_atu(rockchip, fn, r,
- AXI_WRAPPER_NOR_MSG,
- ep->irq_phys_addr, 0, 0);
- ep->irq_pci_addr = ROCKCHIP_PCIE_EP_PCI_LEGACY_IRQ_ADDR;
- ep->irq_pci_fn = fn;
- }
intx &= 3;
- if (is_asserted) {
+
+ if (do_assert) {
ep->irq_pending |= BIT(intx);
- msg_code = ROCKCHIP_PCIE_MSG_CODE_ASSERT_INTA + intx;
+ rockchip_pcie_write(rockchip,
+ PCIE_CLIENT_INT_IN_ASSERT |
+ PCIE_CLIENT_INT_PEND_ST_PEND,
+ PCIE_CLIENT_LEGACY_INT_CTRL);
} else {
ep->irq_pending &= ~BIT(intx);
- msg_code = ROCKCHIP_PCIE_MSG_CODE_DEASSERT_INTA + intx;
+ rockchip_pcie_write(rockchip,
+ PCIE_CLIENT_INT_IN_DEASSERT |
+ PCIE_CLIENT_INT_PEND_ST_NORMAL,
+ PCIE_CLIENT_LEGACY_INT_CTRL);
}
-
- status = rockchip_pcie_read(rockchip,
- ROCKCHIP_PCIE_EP_FUNC_BASE(fn) +
- ROCKCHIP_PCIE_EP_CMD_STATUS);
- status &= ROCKCHIP_PCIE_EP_CMD_STATUS_IS;
-
- if ((status != 0) ^ (ep->irq_pending != 0)) {
- status ^= ROCKCHIP_PCIE_EP_CMD_STATUS_IS;
- rockchip_pcie_write(rockchip, status,
- ROCKCHIP_PCIE_EP_FUNC_BASE(fn) +
- ROCKCHIP_PCIE_EP_CMD_STATUS);
- }
-
- offset =
- ROCKCHIP_PCIE_MSG_ROUTING(ROCKCHIP_PCIE_MSG_ROUTING_LOCAL_INTX) |
- ROCKCHIP_PCIE_MSG_CODE(msg_code) | ROCKCHIP_PCIE_MSG_NO_DATA;
- writel(0, ep->irq_cpu_addr + offset);
}
static int rockchip_pcie_ep_send_legacy_irq(struct rockchip_pcie_ep *ep, u8 fn,
diff --git a/drivers/pci/controller/pcie-rockchip.h b/drivers/pci/controller/pcie-rockchip.h
index f3a5ff1cf7f4..ffc68a3a5fee 100644
--- a/drivers/pci/controller/pcie-rockchip.h
+++ b/drivers/pci/controller/pcie-rockchip.h
@@ -38,6 +38,11 @@
#define PCIE_CLIENT_MODE_EP HIWORD_UPDATE(0x0040, 0)
#define PCIE_CLIENT_GEN_SEL_1 HIWORD_UPDATE(0x0080, 0)
#define PCIE_CLIENT_GEN_SEL_2 HIWORD_UPDATE_BIT(0x0080)
+#define PCIE_CLIENT_LEGACY_INT_CTRL (PCIE_CLIENT_BASE + 0x0c)
+#define PCIE_CLIENT_INT_IN_ASSERT HIWORD_UPDATE_BIT(0x0002)
+#define PCIE_CLIENT_INT_IN_DEASSERT HIWORD_UPDATE(0x0002, 0)
+#define PCIE_CLIENT_INT_PEND_ST_PEND HIWORD_UPDATE_BIT(0x0001)
+#define PCIE_CLIENT_INT_PEND_ST_NORMAL HIWORD_UPDATE(0x0001, 0)
#define PCIE_CLIENT_SIDE_BAND_STATUS (PCIE_CLIENT_BASE + 0x20)
#define PCIE_CLIENT_PHY_ST BIT(12)
#define PCIE_CLIENT_DEBUG_OUT_0 (PCIE_CLIENT_BASE + 0x3c)
@@ -227,7 +232,6 @@
#define ROCKCHIP_PCIE_EP_MSI_CTRL_ME BIT(16)
#define ROCKCHIP_PCIE_EP_MSI_CTRL_MASK_MSI_CAP BIT(24)
#define ROCKCHIP_PCIE_EP_DUMMY_IRQ_ADDR 0x1
-#define ROCKCHIP_PCIE_EP_PCI_LEGACY_IRQ_ADDR 0x3
#define ROCKCHIP_PCIE_EP_FUNC_BASE(fn) (((fn) << 12) & GENMASK(19, 12))
#define ROCKCHIP_PCIE_AT_IB_EP_FUNC_BAR_ADDR0(fn, bar) \
(PCIE_RC_RP_ATS_BASE + 0x0840 + (fn) * 0x0040 + (bar) * 0x0008)
--
2.25.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-04-04 8:25 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-04 8:24 [PATCH v3 00/11] PCI: rockchip: Fix RK3399 PCIe endpoint controller driver Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` [PATCH v3 01/11] PCI: rockchip: Remove writes to unused registers Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` [PATCH v3 02/11] PCI: rockchip: Write PCI Device ID to correct register Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` [PATCH v3 03/11] PCI: rockchip: Assert PCI Configuration Enable bit after probe Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` [PATCH v3 04/11] PCI: rockchip: Add poll and timeout to wait for PHY PLLs to be locked Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` [PATCH v3 05/11] arm64: dts: rockchip: Add dtsi entry for RK3399 PCIe endpoint core Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` [PATCH v3 06/11] dt-bindings: PCI: Update the RK3399 example to a valid one Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:45 ` Krzysztof Kozlowski
2023-04-04 8:45 ` Krzysztof Kozlowski
2023-04-04 8:45 ` Krzysztof Kozlowski
2023-04-04 8:58 ` Rick Wertenbroek
2023-04-04 8:58 ` Rick Wertenbroek
2023-04-04 8:58 ` Rick Wertenbroek
2023-04-04 13:29 ` Krzysztof Kozlowski
2023-04-04 13:29 ` Krzysztof Kozlowski
2023-04-04 13:29 ` Krzysztof Kozlowski
2023-04-04 14:42 ` Rick Wertenbroek
2023-04-04 14:42 ` Rick Wertenbroek
2023-04-04 14:42 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek [this message]
2023-04-04 8:24 ` [PATCH v3 07/11] PCI: rockchip: Fix legacy IRQ generation for RK3399 PCIe endpoint core Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` [PATCH v3 08/11] PCI: rockchip: Fix window mapping and address translation for endpoint Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-05 11:43 ` Damien Le Moal
2023-04-05 11:43 ` Damien Le Moal
2023-04-05 11:43 ` Damien Le Moal
2023-04-04 8:24 ` [PATCH v3 09/11] PCI: rockchip: Use u32 variable to access 32-bit registers Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` [PATCH v3 10/11] PCI: rockchip: Don't advertise MSI-X in PCIe capabilities Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-05 11:50 ` Damien Le Moal
2023-04-05 11:50 ` Damien Le Moal
2023-04-05 11:50 ` Damien Le Moal
2023-04-04 8:24 ` [PATCH v3 11/11] PCI: rockchip: Set address alignment for endpoint mode Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-04 8:24 ` Rick Wertenbroek
2023-04-05 9:23 ` [PATCH v3 00/11] PCI: rockchip: Fix RK3399 PCIe endpoint controller driver Damien Le Moal
2023-04-05 9:23 ` Damien Le Moal
2023-04-05 9:23 ` Damien Le Moal
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