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Thu, 2 Mar 2023 16:37:17 +0000 (GMT) From: Frederic Barrat To: clg@kaod.org, danielhb413@gmail.com, qemu-ppc@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH 3/4] pnv_phb4_pec: Move pnv_phb4_get_pec() to rightful file Date: Thu, 2 Mar 2023 17:37:14 +0100 Message-Id: <20230302163715.129635-4-fbarrat@linux.ibm.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230302163715.129635-1-fbarrat@linux.ibm.com> References: <20230302163715.129635-1-fbarrat@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: i9RTDb8f3QKlV6vnzg0SFjJQ8BYWpHs7 X-Proofpoint-GUID: 3H-b2RfkNkyTBViNtOfu5b_g-e6EmnT0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-02_09,2023-03-02_02,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 priorityscore=1501 bulkscore=0 mlxscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 suspectscore=0 phishscore=0 spamscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2303020144 Received-SPF: pass client-ip=148.163.156.1; envelope-from=fbarrat@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org The function pnv_phb4_get_pec() exposes some internals of the PEC and PHB logic, yet it was in the higher level hw/ppc/pnv.c file for historical reasons: P8 implements the PHBs from pnv.c directly, but on P9/P10, it's done through the CEC model, which has its own file. So move pnv_phb4_get_pec() to hw/pci-host/pnv_phb4_pec.c, where it fits naturally. While at it, replace the PnvPHB4 parameter by the PnvPHB front-end, since it has all the information needed and simplify it a bit. No functional changes. Signed-off-by: Frederic Barrat --- hw/pci-host/pnv_phb4_pec.c | 40 +++++++++++++++++++++++++++++++ hw/ppc/pnv.c | 44 +--------------------------------- include/hw/pci-host/pnv_phb4.h | 1 + 3 files changed, 42 insertions(+), 43 deletions(-) diff --git a/hw/pci-host/pnv_phb4_pec.c b/hw/pci-host/pnv_phb4_pec.c index 6c9b386069..6e2e5ae186 100644 --- a/hw/pci-host/pnv_phb4_pec.c +++ b/hw/pci-host/pnv_phb4_pec.c @@ -112,6 +112,46 @@ static const MemoryRegionOps pnv_pec_pci_xscom_ops = { .endianness = DEVICE_BIG_ENDIAN, }; +PnvPhb4PecState *pnv_phb4_get_pec(PnvChip *chip, PnvPHB *phb, Error **errp) +{ + PnvPhb4PecState *pecs = NULL; + int chip_id = phb->chip_id; + int index = phb->phb_id; + int i, j; + + if (phb->version == 4) { + Pnv9Chip *chip9 = PNV9_CHIP(chip); + + pecs = chip9->pecs; + } else if (phb->version == 5) { + Pnv10Chip *chip10 = PNV10_CHIP(chip); + + pecs = chip10->pecs; + } else { + g_assert_not_reached(); + } + + for (i = 0; i < chip->num_pecs; i++) { + /* + * For each PEC, check the amount of phbs it supports + * and see if the given phb4 index matches an index. + */ + PnvPhb4PecState *pec = &pecs[i]; + + for (j = 0; j < pec->num_phbs; j++) { + if (index == pnv_phb4_pec_get_phb_id(pec, j)) { + pec->phbs[j] = phb; + return pec; + } + } + } + error_setg(errp, + "pnv-phb4 chip-id %d index %d didn't match any existing PEC", + chip_id, index); + + return NULL; +} + static PnvPHB *pnv_pec_default_phb_realize(PnvPhb4PecState *pec, int stack_no, Error **errp) diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 24bf8461d6..46010b30ad 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -284,48 +284,6 @@ static void pnv_dt_icp(PnvChip *chip, void *fdt, uint32_t pir, g_free(reg); } -static PnvPhb4PecState *pnv_phb4_get_pec(PnvChip *chip, PnvPHB4 *phb, - Error **errp) -{ - PnvPHB *phb_base = phb->phb_base; - PnvPhb4PecState *pecs = NULL; - int chip_id = phb->chip_id; - int index = phb->phb_id; - int i, j; - - if (phb_base->version == 4) { - Pnv9Chip *chip9 = PNV9_CHIP(chip); - - pecs = chip9->pecs; - } else if (phb_base->version == 5) { - Pnv10Chip *chip10 = PNV10_CHIP(chip); - - pecs = chip10->pecs; - } else { - g_assert_not_reached(); - } - - for (i = 0; i < chip->num_pecs; i++) { - /* - * For each PEC, check the amount of phbs it supports - * and see if the given phb4 index matches an index. - */ - PnvPhb4PecState *pec = &pecs[i]; - - for (j = 0; j < pec->num_phbs; j++) { - if (index == pnv_phb4_pec_get_phb_id(pec, j)) { - pec->phbs[j] = phb->phb_base; - return pec; - } - } - } - error_setg(errp, - "pnv-phb4 chip-id %d index %d didn't match any existing PEC", - chip_id, index); - - return NULL; -} - /* * Adds a PnvPHB to the chip. Returns the parent obj of the * PHB which varies with each version (phb version 3 is parented @@ -349,7 +307,7 @@ Object *pnv_chip_add_phb(PnvChip *chip, PnvPHB *phb, Error **errp) return OBJECT(chip); } - phb->pec = pnv_phb4_get_pec(chip, PNV_PHB4(phb->backend), errp); + phb->pec = pnv_phb4_get_pec(chip, phb, errp); return OBJECT(phb->pec); } diff --git a/include/hw/pci-host/pnv_phb4.h b/include/hw/pci-host/pnv_phb4.h index 0b72ef1471..5c5edb2941 100644 --- a/include/hw/pci-host/pnv_phb4.h +++ b/include/hw/pci-host/pnv_phb4.h @@ -157,6 +157,7 @@ struct PnvPHB4 { void pnv_phb4_pic_print_info(PnvPHB4 *phb, Monitor *mon); int pnv_phb4_pec_get_phb_id(PnvPhb4PecState *pec, int stack_index); +PnvPhb4PecState *pnv_phb4_get_pec(PnvChip *chip, PnvPHB *phb, Error **errp); void pnv_phb4_bus_init(DeviceState *dev, PnvPHB4 *phb); extern const MemoryRegionOps pnv_phb4_xscom_ops; -- 2.39.2