powerpc/powernv: Add XIVE related definitions to opal-api.h

BugLink: http://bugs.launchpad.net/bugs/1691973
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Gustavo Walbon <gwalbon@linux.vnet.ibm.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
Acked-by: Seth Forshee <seth.forshee@canonical.com>
(backported from commit eeea1a434ddedbb5aaeac1a8661445b3ae3eb539)
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>

diff --git a/arch/powerpc/include/asm/opal-api.h b/arch/powerpc/include/asm/opal-api.h
index a599a2c893c3f4ca805081a12c23e9617275d2f8..cb3e6242a78c51794e8d61e2a68e6621af8f549d 100644 (file)
--- a/arch/powerpc/include/asm/opal-api.h
+++ b/arch/powerpc/include/asm/opal-api.h
@@ -40,6 +40,8 @@
 #define OPAL_I2C_ARBT_LOST     -22
 #define OPAL_I2C_NACK_RCVD     -23
 #define OPAL_I2C_STOP_ERR      -24
+#define OPAL_XIVE_PROVISIONING -31
+#define OPAL_XIVE_FREE_ACTIVE  -32
 
 /* API Tokens (in r0) */
 #define OPAL_INVALID_CALL                     -1
@@ -168,6 +170,23 @@
 #define OPAL_INT_SET_MFRR                      125
 #define OPAL_PCI_TCE_KILL                      126
 #define OPAL_NMMU_SET_PTCR                     127
+#define OPAL_XIVE_RESET                                128
+#define OPAL_XIVE_GET_IRQ_INFO                 129
+#define OPAL_XIVE_GET_IRQ_CONFIG               130
+#define OPAL_XIVE_SET_IRQ_CONFIG               131
+#define OPAL_XIVE_GET_QUEUE_INFO               132
+#define OPAL_XIVE_SET_QUEUE_INFO               133
+#define OPAL_XIVE_DONATE_PAGE                  134
+#define OPAL_XIVE_ALLOCATE_VP_BLOCK            135
+#define OPAL_XIVE_FREE_VP_BLOCK                        136
+#define OPAL_XIVE_GET_VP_INFO                  137
+#define OPAL_XIVE_SET_VP_INFO                  138
+#define OPAL_XIVE_ALLOCATE_IRQ                 139
+#define OPAL_XIVE_FREE_IRQ                     140
+#define OPAL_XIVE_SYNC                         141
+#define OPAL_XIVE_DUMP                         142
+#define OPAL_XIVE_RESERVED3                    143
+#define OPAL_XIVE_RESERVED4                    144
 #define OPAL_NPU_INIT_CONTEXT                  146
 #define OPAL_NPU_DESTROY_CONTEXT               147
 #define OPAL_NPU_MAP_LPAR                      148
@@ -931,6 +950,59 @@ enum {
        OPAL_PCI_TCE_KILL_ALL,
 };
 
+/* The xive operation mode indicates the active "API" and
+ * corresponds to the "mode" parameter of the opal_xive_reset()
+ * call
+ */
+enum {
+       OPAL_XIVE_MODE_EMU      = 0,
+       OPAL_XIVE_MODE_EXPL     = 1,
+};
+
+/* Flags for OPAL_XIVE_GET_IRQ_INFO */
+enum {
+       OPAL_XIVE_IRQ_TRIGGER_PAGE      = 0x00000001,
+       OPAL_XIVE_IRQ_STORE_EOI         = 0x00000002,
+       OPAL_XIVE_IRQ_LSI               = 0x00000004,
+       OPAL_XIVE_IRQ_SHIFT_BUG         = 0x00000008,
+       OPAL_XIVE_IRQ_MASK_VIA_FW       = 0x00000010,
+       OPAL_XIVE_IRQ_EOI_VIA_FW        = 0x00000020,
+};
+
+/* Flags for OPAL_XIVE_GET/SET_QUEUE_INFO */
+enum {
+       OPAL_XIVE_EQ_ENABLED            = 0x00000001,
+       OPAL_XIVE_EQ_ALWAYS_NOTIFY      = 0x00000002,
+       OPAL_XIVE_EQ_ESCALATE           = 0x00000004,
+};
+
+/* Flags for OPAL_XIVE_GET/SET_VP_INFO */
+enum {
+       OPAL_XIVE_VP_ENABLED            = 0x00000001,
+};
+
+/* "Any chip" replacement for chip ID for allocation functions */
+enum {
+       OPAL_XIVE_ANY_CHIP              = 0xffffffff,
+};
+
+/* Xive sync options */
+enum {
+       /* This bits are cumulative, arg is a girq */
+       XIVE_SYNC_EAS                   = 0x00000001, /* Sync irq source */
+       XIVE_SYNC_QUEUE                 = 0x00000002, /* Sync irq target */
+};
+
+/* Dump options */
+enum {
+       XIVE_DUMP_TM_HYP        = 0,
+       XIVE_DUMP_TM_POOL       = 1,
+       XIVE_DUMP_TM_OS         = 2,
+       XIVE_DUMP_TM_USER       = 3,
+       XIVE_DUMP_VP            = 4,
+       XIVE_DUMP_EMU_STATE     = 5,
+};
+
 #endif /* __ASSEMBLY__ */
 
 #endif /* __OPAL_API_H */

diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h
index b3b97c4cd54bba0d59717bd6b3258287ccf30ab1..588fb1c23af915cc6bf258947c611945d6d3551e 100644 (file)
--- a/arch/powerpc/include/asm/opal.h
+++ b/arch/powerpc/include/asm/opal.h
@@ -231,6 +231,42 @@ int64_t opal_pci_tce_kill(uint64_t phb_id, uint32_t kill_type,
                          uint32_t pe_num, uint32_t tce_size,
                          uint64_t dma_addr, uint32_t npages);
 int64_t opal_nmmu_set_ptcr(uint64_t chip_id, uint64_t ptcr);
+int64_t opal_xive_reset(uint64_t version);
+int64_t opal_xive_get_irq_info(uint32_t girq,
+                              __be64 *out_flags,
+                              __be64 *out_eoi_page,
+                              __be64 *out_trig_page,
+                              __be32 *out_esb_shift,
+                              __be32 *out_src_chip);
+int64_t opal_xive_get_irq_config(uint32_t girq, __be64 *out_vp,
+                                uint8_t *out_prio, __be32 *out_lirq);
+int64_t opal_xive_set_irq_config(uint32_t girq, uint64_t vp, uint8_t prio,
+                                uint32_t lirq);
+int64_t opal_xive_get_queue_info(uint64_t vp, uint32_t prio,
+                                __be64 *out_qpage,
+                                __be64 *out_qsize,
+                                __be64 *out_qeoi_page,
+                                __be32 *out_escalate_irq,
+                                __be64 *out_qflags);
+int64_t opal_xive_set_queue_info(uint64_t vp, uint32_t prio,
+                                uint64_t qpage,
+                                uint64_t qsize,
+                                uint64_t qflags);
+int64_t opal_xive_donate_page(uint32_t chip_id, uint64_t addr);
+int64_t opal_xive_alloc_vp_block(uint32_t alloc_order);
+int64_t opal_xive_free_vp_block(uint64_t vp);
+int64_t opal_xive_get_vp_info(uint64_t vp,
+                             __be64 *out_flags,
+                             __be64 *out_cam_value,
+                             __be64 *out_report_cl_pair,
+                             __be32 *out_chip_id);
+int64_t opal_xive_set_vp_info(uint64_t vp,
+                             uint64_t flags,
+                             uint64_t report_cl_pair);
+int64_t opal_xive_allocate_irq(uint32_t chip_id);
+int64_t opal_xive_free_irq(uint32_t girq);
+int64_t opal_xive_sync(uint32_t type, uint32_t id);
+int64_t opal_xive_dump(uint32_t type, uint32_t id);
 
 /* Internal functions */
 extern int early_init_dt_scan_opal(unsigned long node, const char *uname,

diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S b/arch/powerpc/platforms/powernv/opal-wrappers.S
index f7b2c740832bd9d3f5678aef9adc5cf393f01751..b528f178252b8de970ee8184cf216f9a6337e47f 100644 (file)
--- a/arch/powerpc/platforms/powernv/opal-wrappers.S
+++ b/arch/powerpc/platforms/powernv/opal-wrappers.S
@@ -301,6 +301,21 @@ OPAL_CALL(opal_int_eoi,                            OPAL_INT_EOI);
 OPAL_CALL(opal_int_set_mfrr,                   OPAL_INT_SET_MFRR);
 OPAL_CALL(opal_pci_tce_kill,                   OPAL_PCI_TCE_KILL);
 OPAL_CALL(opal_nmmu_set_ptcr,                  OPAL_NMMU_SET_PTCR);
+OPAL_CALL(opal_xive_reset,                     OPAL_XIVE_RESET);
+OPAL_CALL(opal_xive_get_irq_info,              OPAL_XIVE_GET_IRQ_INFO);
+OPAL_CALL(opal_xive_get_irq_config,            OPAL_XIVE_GET_IRQ_CONFIG);
+OPAL_CALL(opal_xive_set_irq_config,            OPAL_XIVE_SET_IRQ_CONFIG);
+OPAL_CALL(opal_xive_get_queue_info,            OPAL_XIVE_GET_QUEUE_INFO);
+OPAL_CALL(opal_xive_set_queue_info,            OPAL_XIVE_SET_QUEUE_INFO);
+OPAL_CALL(opal_xive_donate_page,               OPAL_XIVE_DONATE_PAGE);
+OPAL_CALL(opal_xive_alloc_vp_block,            OPAL_XIVE_ALLOCATE_VP_BLOCK);
+OPAL_CALL(opal_xive_free_vp_block,             OPAL_XIVE_FREE_VP_BLOCK);
+OPAL_CALL(opal_xive_allocate_irq,              OPAL_XIVE_ALLOCATE_IRQ);
+OPAL_CALL(opal_xive_free_irq,                  OPAL_XIVE_FREE_IRQ);
+OPAL_CALL(opal_xive_get_vp_info,               OPAL_XIVE_GET_VP_INFO);
+OPAL_CALL(opal_xive_set_vp_info,               OPAL_XIVE_SET_VP_INFO);
+OPAL_CALL(opal_xive_sync,                      OPAL_XIVE_SYNC);
+OPAL_CALL(opal_xive_dump,                      OPAL_XIVE_DUMP);
 OPAL_CALL(opal_npu_init_context,               OPAL_NPU_INIT_CONTEXT);
 OPAL_CALL(opal_npu_destroy_context,            OPAL_NPU_DESTROY_CONTEXT);
 OPAL_CALL(opal_npu_map_lpar,                   OPAL_NPU_MAP_LPAR);