diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-04-23 09:28:15 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-04-23 09:28:15 -0700 |
commit | 3cda77991eb75aa0066065b7f352a4349ca1a3bc (patch) | |
tree | 17356a5da4d8c5e964f74039cc001b47cb92897b | |
parent | 6a400063826b6ab7a9dc8eeddcb36a55ebbd7dab (diff) | |
parent | c2781e4d9bc6d925dfc1ff833dfdaf12b69679de (diff) |
Merge tag 'rproc-v5.7-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc
Pull remoteproc fixes from Bjorn Andersson:
"This fixes a regression in the probe error path of the Qualcomm modem
remoteproc driver and a mix up of phy_addr_t and dma_addr_t in the
Mediatek SCP control driver"
* tag 'rproc-v5.7-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc:
remoteproc: mtk_scp: use dma_addr_t for DMA API
remoteproc: qcom_q6v5_mss: fix q6v5_probe() error paths
remoteproc: qcom_q6v5_mss: fix a bug in q6v5_probe()
-rw-r--r-- | drivers/remoteproc/mtk_common.h | 2 | ||||
-rw-r--r-- | drivers/remoteproc/mtk_scp.c | 6 | ||||
-rw-r--r-- | drivers/remoteproc/qcom_q6v5_mss.c | 33 |
3 files changed, 24 insertions, 17 deletions
diff --git a/drivers/remoteproc/mtk_common.h b/drivers/remoteproc/mtk_common.h index deb20096146a..0066c83636d0 100644 --- a/drivers/remoteproc/mtk_common.h +++ b/drivers/remoteproc/mtk_common.h @@ -68,7 +68,7 @@ struct mtk_scp { wait_queue_head_t ack_wq; void __iomem *cpu_addr; - phys_addr_t phys_addr; + dma_addr_t dma_addr; size_t dram_size; struct rproc_subdev *rpmsg_subdev; diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c index ea3743e7e794..2bead57c9cf9 100644 --- a/drivers/remoteproc/mtk_scp.c +++ b/drivers/remoteproc/mtk_scp.c @@ -330,7 +330,7 @@ static void *scp_da_to_va(struct rproc *rproc, u64 da, size_t len) if (offset >= 0 && (offset + len) < scp->sram_size) return (void __force *)scp->sram_base + offset; } else { - offset = da - scp->phys_addr; + offset = da - scp->dma_addr; if (offset >= 0 && (offset + len) < scp->dram_size) return (void __force *)scp->cpu_addr + offset; } @@ -451,7 +451,7 @@ static int scp_map_memory_region(struct mtk_scp *scp) /* Reserved SCP code size */ scp->dram_size = MAX_CODE_SIZE; scp->cpu_addr = dma_alloc_coherent(scp->dev, scp->dram_size, - &scp->phys_addr, GFP_KERNEL); + &scp->dma_addr, GFP_KERNEL); if (!scp->cpu_addr) return -ENOMEM; @@ -461,7 +461,7 @@ static int scp_map_memory_region(struct mtk_scp *scp) static void scp_unmap_memory_region(struct mtk_scp *scp) { dma_free_coherent(scp->dev, scp->dram_size, scp->cpu_addr, - scp->phys_addr); + scp->dma_addr); of_reserved_mem_device_release(scp->dev); } diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c index ce49c3236ff7..5475d4f808a8 100644 --- a/drivers/remoteproc/qcom_q6v5_mss.c +++ b/drivers/remoteproc/qcom_q6v5_mss.c @@ -367,7 +367,7 @@ unroll_pd_votes: } return ret; -}; +} static void q6v5_pds_disable(struct q6v5 *qproc, struct device **pds, size_t pd_count) @@ -1527,7 +1527,7 @@ unroll_attach: dev_pm_domain_detach(devs[i], false); return ret; -}; +} static void q6v5_pds_detach(struct q6v5 *qproc, struct device **pds, size_t pd_count) @@ -1675,7 +1675,7 @@ static int q6v5_probe(struct platform_device *pdev) ret = of_property_read_string_index(pdev->dev.of_node, "firmware-name", 1, &qproc->hexagon_mdt_image); if (ret < 0 && ret != -EINVAL) - return ret; + goto free_rproc; platform_set_drvdata(pdev, qproc); @@ -1766,17 +1766,23 @@ static int q6v5_probe(struct platform_device *pdev) qproc->sysmon = qcom_add_sysmon_subdev(rproc, "modem", 0x12); if (IS_ERR(qproc->sysmon)) { ret = PTR_ERR(qproc->sysmon); - goto detach_proxy_pds; + goto remove_subdevs; } ret = rproc_add(rproc); if (ret) - goto detach_proxy_pds; + goto remove_sysmon_subdev; return 0; -detach_proxy_pds: +remove_sysmon_subdev: + qcom_remove_sysmon_subdev(qproc->sysmon); +remove_subdevs: qcom_remove_ipa_notify_subdev(qproc->rproc, &qproc->ipa_notify_subdev); + qcom_remove_ssr_subdev(rproc, &qproc->ssr_subdev); + qcom_remove_smd_subdev(rproc, &qproc->smd_subdev); + qcom_remove_glink_subdev(rproc, &qproc->glink_subdev); +detach_proxy_pds: q6v5_pds_detach(qproc, qproc->proxy_pds, qproc->proxy_pd_count); detach_active_pds: q6v5_pds_detach(qproc, qproc->active_pds, qproc->active_pd_count); @@ -1789,19 +1795,20 @@ free_rproc: static int q6v5_remove(struct platform_device *pdev) { struct q6v5 *qproc = platform_get_drvdata(pdev); + struct rproc *rproc = qproc->rproc; - rproc_del(qproc->rproc); + rproc_del(rproc); qcom_remove_sysmon_subdev(qproc->sysmon); - qcom_remove_ipa_notify_subdev(qproc->rproc, &qproc->ipa_notify_subdev); - qcom_remove_glink_subdev(qproc->rproc, &qproc->glink_subdev); - qcom_remove_smd_subdev(qproc->rproc, &qproc->smd_subdev); - qcom_remove_ssr_subdev(qproc->rproc, &qproc->ssr_subdev); + qcom_remove_ipa_notify_subdev(rproc, &qproc->ipa_notify_subdev); + qcom_remove_ssr_subdev(rproc, &qproc->ssr_subdev); + qcom_remove_smd_subdev(rproc, &qproc->smd_subdev); + qcom_remove_glink_subdev(rproc, &qproc->glink_subdev); - q6v5_pds_detach(qproc, qproc->active_pds, qproc->active_pd_count); q6v5_pds_detach(qproc, qproc->proxy_pds, qproc->proxy_pd_count); + q6v5_pds_detach(qproc, qproc->active_pds, qproc->active_pd_count); - rproc_free(qproc->rproc); + rproc_free(rproc); return 0; } |