From a774fc188dc615bb5c252e8350ff69e4d489fe85 Mon Sep 17 00:00:00 2001 From: Ranjani Sridharan Date: Tue, 18 Aug 2020 12:59:42 -0700 Subject: [PATCH 1/4] ASoC: SOF: rename cores_mask to host_managed_cores_mask Rename the cores_mask in struct sof_intel_dsp_desc to host_managed_cores_mask to be more indicative of the fact that only these cores can be powered up/down by the host. Signed-off-by: Ranjani Sridharan --- sound/soc/sof/intel/apl.c | 2 +- sound/soc/sof/intel/bdw.c | 2 +- sound/soc/sof/intel/byt.c | 6 +++--- sound/soc/sof/intel/cnl.c | 8 ++++---- sound/soc/sof/intel/hda-dsp.c | 2 +- sound/soc/sof/intel/hda-loader.c | 6 +++--- sound/soc/sof/intel/hda.c | 2 +- sound/soc/sof/intel/shim.h | 2 +- sound/soc/sof/intel/tgl.c | 2 +- 9 files changed, 16 insertions(+), 16 deletions(-) diff --git a/sound/soc/sof/intel/apl.c b/sound/soc/sof/intel/apl.c index 9e29d4fd393a2c..25d3f5775aac0a 100644 --- a/sound/soc/sof/intel/apl.c +++ b/sound/soc/sof/intel/apl.c @@ -129,7 +129,7 @@ const struct sof_intel_dsp_desc apl_chip_info = { /* Apollolake */ .cores_num = 2, .init_core_mask = 1, - .cores_mask = HDA_DSP_CORE_MASK(0) | HDA_DSP_CORE_MASK(1), + .host_managed_cores_mask = HDA_DSP_CORE_MASK(0) | HDA_DSP_CORE_MASK(1), .ipc_req = HDA_DSP_REG_HIPCI, .ipc_req_mask = HDA_DSP_REG_HIPCI_BUSY, .ipc_ack = HDA_DSP_REG_HIPCIE, diff --git a/sound/soc/sof/intel/bdw.c b/sound/soc/sof/intel/bdw.c index 99fd0bd7276e22..50a4a73e6b9f68 100644 --- a/sound/soc/sof/intel/bdw.c +++ b/sound/soc/sof/intel/bdw.c @@ -655,7 +655,7 @@ EXPORT_SYMBOL_NS(sof_bdw_ops, SND_SOC_SOF_BROADWELL); const struct sof_intel_dsp_desc bdw_chip_info = { .cores_num = 1, - .cores_mask = 1, + .host_managed_cores_mask = 1, }; EXPORT_SYMBOL_NS(bdw_chip_info, SND_SOC_SOF_BROADWELL); diff --git a/sound/soc/sof/intel/byt.c b/sound/soc/sof/intel/byt.c index 49f67f1b94e0ba..186736ee5fc2e8 100644 --- a/sound/soc/sof/intel/byt.c +++ b/sound/soc/sof/intel/byt.c @@ -651,7 +651,7 @@ EXPORT_SYMBOL_NS(sof_tng_ops, SND_SOC_SOF_MERRIFIELD); const struct sof_intel_dsp_desc tng_chip_info = { .cores_num = 1, - .cores_mask = 1, + .host_managed_cores_mask = 1, }; EXPORT_SYMBOL_NS(tng_chip_info, SND_SOC_SOF_MERRIFIELD); @@ -896,7 +896,7 @@ EXPORT_SYMBOL_NS(sof_byt_ops, SND_SOC_SOF_BAYTRAIL); const struct sof_intel_dsp_desc byt_chip_info = { .cores_num = 1, - .cores_mask = 1, + .host_managed_cores_mask = 1, }; EXPORT_SYMBOL_NS(byt_chip_info, SND_SOC_SOF_BAYTRAIL); @@ -976,7 +976,7 @@ EXPORT_SYMBOL_NS(sof_cht_ops, SND_SOC_SOF_BAYTRAIL); const struct sof_intel_dsp_desc cht_chip_info = { .cores_num = 1, - .cores_mask = 1, + .host_managed_cores_mask = 1, }; EXPORT_SYMBOL_NS(cht_chip_info, SND_SOC_SOF_BAYTRAIL); diff --git a/sound/soc/sof/intel/cnl.c b/sound/soc/sof/intel/cnl.c index f11a6e4096464e..b18bea1befd28c 100644 --- a/sound/soc/sof/intel/cnl.c +++ b/sound/soc/sof/intel/cnl.c @@ -334,7 +334,7 @@ const struct sof_intel_dsp_desc cnl_chip_info = { /* Cannonlake */ .cores_num = 4, .init_core_mask = 1, - .cores_mask = HDA_DSP_CORE_MASK(0) | + .host_managed_cores_mask = HDA_DSP_CORE_MASK(0) | HDA_DSP_CORE_MASK(1) | HDA_DSP_CORE_MASK(2) | HDA_DSP_CORE_MASK(3), @@ -353,7 +353,7 @@ const struct sof_intel_dsp_desc icl_chip_info = { /* Icelake */ .cores_num = 4, .init_core_mask = 1, - .cores_mask = HDA_DSP_CORE_MASK(0) | + .host_managed_cores_mask = HDA_DSP_CORE_MASK(0) | HDA_DSP_CORE_MASK(1) | HDA_DSP_CORE_MASK(2) | HDA_DSP_CORE_MASK(3), @@ -372,7 +372,7 @@ const struct sof_intel_dsp_desc ehl_chip_info = { /* Elkhartlake */ .cores_num = 4, .init_core_mask = 1, - .cores_mask = HDA_DSP_CORE_MASK(0), + .host_managed_cores_mask = HDA_DSP_CORE_MASK(0), .ipc_req = CNL_DSP_REG_HIPCIDR, .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY, .ipc_ack = CNL_DSP_REG_HIPCIDA, @@ -388,7 +388,7 @@ const struct sof_intel_dsp_desc jsl_chip_info = { /* Jasperlake */ .cores_num = 2, .init_core_mask = 1, - .cores_mask = HDA_DSP_CORE_MASK(0) | + .host_managed_cores_mask = HDA_DSP_CORE_MASK(0) | HDA_DSP_CORE_MASK(1), .ipc_req = CNL_DSP_REG_HIPCIDR, .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY, diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c index ed4d65a29d3ae2..18d726669c6f21 100644 --- a/sound/soc/sof/intel/hda-dsp.c +++ b/sound/soc/sof/intel/hda-dsp.c @@ -610,7 +610,7 @@ static int hda_suspend(struct snd_sof_dev *sdev, bool runtime_suspend) #endif /* power down DSP */ - ret = hda_dsp_core_reset_power_down(sdev, chip->cores_mask); + ret = hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask); if (ret < 0) { dev_err(sdev->dev, "error: failed to power down core during suspend\n"); diff --git a/sound/soc/sof/intel/hda-loader.c b/sound/soc/sof/intel/hda-loader.c index 70727495fdbf3e..713ebe8d731135 100644 --- a/sound/soc/sof/intel/hda-loader.c +++ b/sound/soc/sof/intel/hda-loader.c @@ -91,7 +91,7 @@ static int cl_dsp_init(struct snd_sof_dev *sdev, int stream_tag, int iteration) int i; /* step 1: power up corex */ - ret = hda_dsp_core_power_up(sdev, chip->cores_mask); + ret = hda_dsp_core_power_up(sdev, chip->host_managed_cores_mask); if (ret < 0) { if (iteration == HDA_FW_BOOT_ATTEMPTS) dev_err(sdev->dev, "error: dsp core 0/1 power up failed\n"); @@ -147,7 +147,7 @@ static int cl_dsp_init(struct snd_sof_dev *sdev, int stream_tag, int iteration) /* step 5: power down corex */ ret = hda_dsp_core_power_down(sdev, - chip->cores_mask & ~(HDA_DSP_CORE_MASK(0))); + chip->host_managed_cores_mask & ~(HDA_DSP_CORE_MASK(0))); if (ret < 0) { if (iteration == HDA_FW_BOOT_ATTEMPTS) dev_err(sdev->dev, @@ -176,7 +176,7 @@ static int cl_dsp_init(struct snd_sof_dev *sdev, int stream_tag, int iteration) err: hda_dsp_dump(sdev, SOF_DBG_REGS | SOF_DBG_PCI | SOF_DBG_MBOX); - hda_dsp_core_reset_power_down(sdev, chip->cores_mask); + hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask); return ret; } diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index 0e8285b34a7d8b..723082e8689a50 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -910,7 +910,7 @@ int hda_dsp_remove(struct snd_sof_dev *sdev) /* disable cores */ if (chip) - hda_dsp_core_reset_power_down(sdev, chip->cores_mask); + hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask); /* disable DSP */ snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL, diff --git a/sound/soc/sof/intel/shim.h b/sound/soc/sof/intel/shim.h index 6fe8b004b50eff..1e0afb5c87204a 100644 --- a/sound/soc/sof/intel/shim.h +++ b/sound/soc/sof/intel/shim.h @@ -154,7 +154,7 @@ /* DSP hardware descriptor */ struct sof_intel_dsp_desc { int cores_num; - int cores_mask; + int host_managed_cores_mask; int init_core_mask; /* cores available after fw boot */ int ipc_req; int ipc_req_mask; diff --git a/sound/soc/sof/intel/tgl.c b/sound/soc/sof/intel/tgl.c index d0e84b7747a0f9..8f3fe82a22bc68 100644 --- a/sound/soc/sof/intel/tgl.c +++ b/sound/soc/sof/intel/tgl.c @@ -124,7 +124,7 @@ const struct sof_intel_dsp_desc tgl_chip_info = { /* Tigerlake */ .cores_num = 4, .init_core_mask = 1, - .cores_mask = HDA_DSP_CORE_MASK(0), + .host_managed_cores_mask = HDA_DSP_CORE_MASK(0), .ipc_req = CNL_DSP_REG_HIPCIDR, .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY, .ipc_ack = CNL_DSP_REG_HIPCIDA, From f4e2d16f740c077a1bbff4a9e466ac3f38438e0c Mon Sep 17 00:00:00 2001 From: Ranjani Sridharan Date: Thu, 30 Jul 2020 18:51:30 -0700 Subject: [PATCH 2/4] ASoC: SOF: Intel: hda: modify core_power_up/down op Modify the core_power_up/down ops for HDA platforms to restrict the core_mask to the ones allowed by chip->cores_mask. This is needed because on some HDA platforms not all cores can be powered up/down by the host and this must be handled internally in the FW. Signed-off-by: Ranjani Sridharan --- sound/soc/sof/intel/hda-dsp.c | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-) diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c index 18d726669c6f21..18ff1c2f5376e3 100644 --- a/sound/soc/sof/intel/hda-dsp.c +++ b/sound/soc/sof/intel/hda-dsp.c @@ -239,10 +239,15 @@ bool hda_dsp_core_is_enabled(struct snd_sof_dev *sdev, int hda_dsp_enable_core(struct snd_sof_dev *sdev, unsigned int core_mask) { + struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; + const struct sof_intel_dsp_desc *chip = hda->desc; int ret; - /* return if core is already enabled */ - if (hda_dsp_core_is_enabled(sdev, core_mask)) + /* restrict core_mask to host managed cores mask */ + core_mask &= chip->host_managed_cores_mask; + + /* return if core_mask is not valid or cores are already enabled */ + if (!core_mask || hda_dsp_core_is_enabled(sdev, core_mask)) return 0; /* power up */ @@ -259,8 +264,17 @@ int hda_dsp_enable_core(struct snd_sof_dev *sdev, unsigned int core_mask) int hda_dsp_core_reset_power_down(struct snd_sof_dev *sdev, unsigned int core_mask) { + struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; + const struct sof_intel_dsp_desc *chip = hda->desc; int ret; + /* restrict core_mask to host managed cores mask */ + core_mask &= chip->host_managed_cores_mask; + + /* return if core_mask is not valid */ + if (!core_mask) + return 0; + /* place core in reset prior to power down */ ret = hda_dsp_core_stall_reset(sdev, core_mask); if (ret < 0) { From bac5fe6935c140208c13a0a96b1bf7fd94276ca9 Mon Sep 17 00:00:00 2001 From: Ranjani Sridharan Date: Tue, 18 Aug 2020 13:49:12 -0700 Subject: [PATCH 3/4] ASoC: SOF: Intel: remove the HDA_DSP_CORE_MASK() macro Remove the HDA_DSP_CORE_MASK() macro and use BIT() and GENMASK() macros directly for more clarity. Signed-off-by: Ranjani Sridharan --- sound/soc/sof/intel/apl.c | 2 +- sound/soc/sof/intel/cnl.c | 15 ++++----------- sound/soc/sof/intel/hda-loader.c | 5 ++--- sound/soc/sof/intel/hda.h | 3 --- sound/soc/sof/intel/tgl.c | 2 +- 5 files changed, 8 insertions(+), 19 deletions(-) diff --git a/sound/soc/sof/intel/apl.c b/sound/soc/sof/intel/apl.c index 25d3f5775aac0a..4eeade2e77f7f7 100644 --- a/sound/soc/sof/intel/apl.c +++ b/sound/soc/sof/intel/apl.c @@ -129,7 +129,7 @@ const struct sof_intel_dsp_desc apl_chip_info = { /* Apollolake */ .cores_num = 2, .init_core_mask = 1, - .host_managed_cores_mask = HDA_DSP_CORE_MASK(0) | HDA_DSP_CORE_MASK(1), + .host_managed_cores_mask = GENMASK(1, 0), .ipc_req = HDA_DSP_REG_HIPCI, .ipc_req_mask = HDA_DSP_REG_HIPCI_BUSY, .ipc_ack = HDA_DSP_REG_HIPCIE, diff --git a/sound/soc/sof/intel/cnl.c b/sound/soc/sof/intel/cnl.c index b18bea1befd28c..c2f80b0987968c 100644 --- a/sound/soc/sof/intel/cnl.c +++ b/sound/soc/sof/intel/cnl.c @@ -334,10 +334,7 @@ const struct sof_intel_dsp_desc cnl_chip_info = { /* Cannonlake */ .cores_num = 4, .init_core_mask = 1, - .host_managed_cores_mask = HDA_DSP_CORE_MASK(0) | - HDA_DSP_CORE_MASK(1) | - HDA_DSP_CORE_MASK(2) | - HDA_DSP_CORE_MASK(3), + .host_managed_cores_mask = GENMASK(3, 0), .ipc_req = CNL_DSP_REG_HIPCIDR, .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY, .ipc_ack = CNL_DSP_REG_HIPCIDA, @@ -353,10 +350,7 @@ const struct sof_intel_dsp_desc icl_chip_info = { /* Icelake */ .cores_num = 4, .init_core_mask = 1, - .host_managed_cores_mask = HDA_DSP_CORE_MASK(0) | - HDA_DSP_CORE_MASK(1) | - HDA_DSP_CORE_MASK(2) | - HDA_DSP_CORE_MASK(3), + .host_managed_cores_mask = GENMASK(3, 0), .ipc_req = CNL_DSP_REG_HIPCIDR, .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY, .ipc_ack = CNL_DSP_REG_HIPCIDA, @@ -372,7 +366,7 @@ const struct sof_intel_dsp_desc ehl_chip_info = { /* Elkhartlake */ .cores_num = 4, .init_core_mask = 1, - .host_managed_cores_mask = HDA_DSP_CORE_MASK(0), + .host_managed_cores_mask = BIT(0), .ipc_req = CNL_DSP_REG_HIPCIDR, .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY, .ipc_ack = CNL_DSP_REG_HIPCIDA, @@ -388,8 +382,7 @@ const struct sof_intel_dsp_desc jsl_chip_info = { /* Jasperlake */ .cores_num = 2, .init_core_mask = 1, - .host_managed_cores_mask = HDA_DSP_CORE_MASK(0) | - HDA_DSP_CORE_MASK(1), + .host_managed_cores_mask = GENMASK(1, 0), .ipc_req = CNL_DSP_REG_HIPCIDR, .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY, .ipc_ack = CNL_DSP_REG_HIPCIDA, diff --git a/sound/soc/sof/intel/hda-loader.c b/sound/soc/sof/intel/hda-loader.c index 713ebe8d731135..5515c75e53e4f5 100644 --- a/sound/soc/sof/intel/hda-loader.c +++ b/sound/soc/sof/intel/hda-loader.c @@ -114,7 +114,7 @@ static int cl_dsp_init(struct snd_sof_dev *sdev, int stream_tag, int iteration) ((stream_tag - 1) << 9))); /* step 3: unset core 0 reset state & unstall/run core 0 */ - ret = hda_dsp_core_run(sdev, HDA_DSP_CORE_MASK(0)); + ret = hda_dsp_core_run(sdev, BIT(0)); if (ret < 0) { if (iteration == HDA_FW_BOOT_ATTEMPTS) dev_err(sdev->dev, @@ -146,8 +146,7 @@ static int cl_dsp_init(struct snd_sof_dev *sdev, int stream_tag, int iteration) chip->ipc_ack_mask); /* step 5: power down corex */ - ret = hda_dsp_core_power_down(sdev, - chip->host_managed_cores_mask & ~(HDA_DSP_CORE_MASK(0))); + ret = hda_dsp_core_power_down(sdev, chip->host_managed_cores_mask & ~(BIT(0))); if (ret < 0) { if (iteration == HDA_FW_BOOT_ATTEMPTS) dev_err(sdev->dev, diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h index 5ee2f835405183..f0f8f95c082bc1 100644 --- a/sound/soc/sof/intel/hda.h +++ b/sound/soc/sof/intel/hda.h @@ -305,9 +305,6 @@ #define HDA_DSP_ADSPCS_CPA_SHIFT 24 #define HDA_DSP_ADSPCS_CPA_MASK(cm) ((cm) << HDA_DSP_ADSPCS_CPA_SHIFT) -/* Mask for a given core index, c = 0.. number of supported cores - 1 */ -#define HDA_DSP_CORE_MASK(c) BIT(c) - /* * Mask for a given number of cores * nc = number of supported cores diff --git a/sound/soc/sof/intel/tgl.c b/sound/soc/sof/intel/tgl.c index 8f3fe82a22bc68..f8d04fd66ceb3b 100644 --- a/sound/soc/sof/intel/tgl.c +++ b/sound/soc/sof/intel/tgl.c @@ -124,7 +124,7 @@ const struct sof_intel_dsp_desc tgl_chip_info = { /* Tigerlake */ .cores_num = 4, .init_core_mask = 1, - .host_managed_cores_mask = HDA_DSP_CORE_MASK(0), + .host_managed_cores_mask = BIT(0), .ipc_req = CNL_DSP_REG_HIPCIDR, .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY, .ipc_ack = CNL_DSP_REG_HIPCIDA, From f8b66f8dea65cc919f59734588d664e6d808ec3b Mon Sep 17 00:00:00 2001 From: Ranjani Sridharan Date: Tue, 18 Aug 2020 13:57:27 -0700 Subject: [PATCH 4/4] ASoC: SOF: topology: fix core enable sequence Core power up involves 2 steps: The first step tries to power up the core by setting the ADSPCS.SPA bit for the host-managed cores. The second step involves sending the IPC to power up other cores that are not host managed. The enabled_cores_mask should be updated only when both these steps are successful. If the IPC to the DSP fails, the host-managed core that was powered in step 1 should be powered off before returning the error. Signed-off-by: Ranjani Sridharan --- sound/soc/sof/topology.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c index d57a01c5bf7790..1d01b2ae0f7f29 100644 --- a/sound/soc/sof/topology.c +++ b/sound/soc/sof/topology.c @@ -1320,7 +1320,7 @@ static int sof_core_enable(struct snd_sof_dev *sdev, int core) if (sdev->enabled_cores_mask & BIT(core)) return 0; - /* power up the core */ + /* power up the core if it is host managed */ ret = snd_sof_dsp_core_power_up(sdev, BIT(core)); if (ret < 0) { dev_err(sdev->dev, "error: %d powering up core %d\n", @@ -1328,16 +1328,24 @@ static int sof_core_enable(struct snd_sof_dev *sdev, int core) return ret; } - /* update enabled cores mask */ - sdev->enabled_cores_mask |= BIT(core); - - /* Now notify DSP that the core has been powered up */ + /* Now notify DSP */ ret = sof_ipc_tx_message(sdev->ipc, pm_core_config.hdr.cmd, &pm_core_config, sizeof(pm_core_config), &pm_core_config, sizeof(pm_core_config)); - if (ret < 0) + if (ret < 0) { dev_err(sdev->dev, "error: core %d enable ipc failure %d\n", core, ret); + goto err; + } + + /* update enabled cores mask */ + sdev->enabled_cores_mask |= BIT(core); + + return ret; +err: + /* power down core if it is host managed and return the original error if this fails too */ + if (snd_sof_dsp_core_power_down(sdev, BIT(core)) < 0) + dev_err(sdev->dev, "error: powering down core %d\n", core); return ret; }