* [RFC PATCH 0/2] drm/etnaviv: add GC7000 r6202 support @ 2021-06-14 22:17 ` Michael Walle 0 siblings, 0 replies; 8+ messages in thread From: Michael Walle @ 2021-06-14 22:17 UTC (permalink / raw) To: etnaviv, dri-devel, linux-kernel Cc: Lucas Stach, Russell King, Christian Gmeiner, David Airlie, Daniel Vetter, Michael Walle This is the first step to bring GPU support to the NXP LS1028A SoC. It features a Mali DP500, a Vivante GC7000 and has one DisplayPort output which is driven by a Cadence MHDP controller and PHY. This was briefly tested with glmark2, a patched mesa kmsro driver to support the mali DP500/GC7000 duo an using ETNA_MESA_DEBUG=no_supertile,no_ts. Michael Walle (2): drm/etnaviv: add HWDB entry for GC7000 r6202 drm/etnaviv: add clock gating workaround for GC7000 r6202 drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 6 +++++ drivers/gpu/drm/etnaviv/etnaviv_hwdb.c | 31 ++++++++++++++++++++++++++ 2 files changed, 37 insertions(+) -- 2.20.1 ^ permalink raw reply [flat|nested] 8+ messages in thread
* [RFC PATCH 0/2] drm/etnaviv: add GC7000 r6202 support @ 2021-06-14 22:17 ` Michael Walle 0 siblings, 0 replies; 8+ messages in thread From: Michael Walle @ 2021-06-14 22:17 UTC (permalink / raw) To: etnaviv, dri-devel, linux-kernel Cc: David Airlie, Michael Walle, Russell King This is the first step to bring GPU support to the NXP LS1028A SoC. It features a Mali DP500, a Vivante GC7000 and has one DisplayPort output which is driven by a Cadence MHDP controller and PHY. This was briefly tested with glmark2, a patched mesa kmsro driver to support the mali DP500/GC7000 duo an using ETNA_MESA_DEBUG=no_supertile,no_ts. Michael Walle (2): drm/etnaviv: add HWDB entry for GC7000 r6202 drm/etnaviv: add clock gating workaround for GC7000 r6202 drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 6 +++++ drivers/gpu/drm/etnaviv/etnaviv_hwdb.c | 31 ++++++++++++++++++++++++++ 2 files changed, 37 insertions(+) -- 2.20.1 ^ permalink raw reply [flat|nested] 8+ messages in thread
* [RFC PATCH 1/2] drm/etnaviv: add HWDB entry for GC7000 r6202 2021-06-14 22:17 ` Michael Walle @ 2021-06-14 22:17 ` Michael Walle -1 siblings, 0 replies; 8+ messages in thread From: Michael Walle @ 2021-06-14 22:17 UTC (permalink / raw) To: etnaviv, dri-devel, linux-kernel Cc: Lucas Stach, Russell King, Christian Gmeiner, David Airlie, Daniel Vetter, Michael Walle The GPU is found on the NXP LS1028A SoC. The feature bits are taken from the NXP downstream kernel driver 6.4.3.p1. Signed-off-by: Michael Walle <michael@walle.cc> --- drivers/gpu/drm/etnaviv/etnaviv_hwdb.c | 31 ++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c b/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c index dfc0f536b3b9..f2fc645c7956 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c @@ -37,6 +37,37 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = { .minor_features10 = 0x0, .minor_features11 = 0x0, }, + { + .model = 0x7000, + .revision = 0x6202, + .product_id = 0x70003, + .customer_id = 0, + .eco_id = 0, + .stream_count = 8, + .register_max = 64, + .thread_count = 512, + .shader_core_count = 2, + .vertex_cache_size = 16, + .vertex_output_buffer_size = 1024, + .pixel_pipes = 1, + .instruction_count = 512, + .num_constants = 320, + .buffer_size = 0, + .varyings_count = 16, + .features = 0xe0287cad, + .minor_features0 = 0xc1489eff, + .minor_features1 = 0xfefbfad9, + .minor_features2 = 0xeb9d4fbf, + .minor_features3 = 0xedfffced, + .minor_features4 = 0xdb0dafc7, + .minor_features5 = 0x3b5ac333, + .minor_features6 = 0xfccee201, + .minor_features7 = 0x03fffa6f, + .minor_features8 = 0x00e10ef0, + .minor_features9 = 0x0088003c, + .minor_features10 = 0x00004040, + .minor_features11 = 0x00000024, + }, { .model = 0x7000, .revision = 0x6204, -- 2.20.1 ^ permalink raw reply related [flat|nested] 8+ messages in thread
* [RFC PATCH 1/2] drm/etnaviv: add HWDB entry for GC7000 r6202 @ 2021-06-14 22:17 ` Michael Walle 0 siblings, 0 replies; 8+ messages in thread From: Michael Walle @ 2021-06-14 22:17 UTC (permalink / raw) To: etnaviv, dri-devel, linux-kernel Cc: David Airlie, Michael Walle, Russell King The GPU is found on the NXP LS1028A SoC. The feature bits are taken from the NXP downstream kernel driver 6.4.3.p1. Signed-off-by: Michael Walle <michael@walle.cc> --- drivers/gpu/drm/etnaviv/etnaviv_hwdb.c | 31 ++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c b/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c index dfc0f536b3b9..f2fc645c7956 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c @@ -37,6 +37,37 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = { .minor_features10 = 0x0, .minor_features11 = 0x0, }, + { + .model = 0x7000, + .revision = 0x6202, + .product_id = 0x70003, + .customer_id = 0, + .eco_id = 0, + .stream_count = 8, + .register_max = 64, + .thread_count = 512, + .shader_core_count = 2, + .vertex_cache_size = 16, + .vertex_output_buffer_size = 1024, + .pixel_pipes = 1, + .instruction_count = 512, + .num_constants = 320, + .buffer_size = 0, + .varyings_count = 16, + .features = 0xe0287cad, + .minor_features0 = 0xc1489eff, + .minor_features1 = 0xfefbfad9, + .minor_features2 = 0xeb9d4fbf, + .minor_features3 = 0xedfffced, + .minor_features4 = 0xdb0dafc7, + .minor_features5 = 0x3b5ac333, + .minor_features6 = 0xfccee201, + .minor_features7 = 0x03fffa6f, + .minor_features8 = 0x00e10ef0, + .minor_features9 = 0x0088003c, + .minor_features10 = 0x00004040, + .minor_features11 = 0x00000024, + }, { .model = 0x7000, .revision = 0x6204, -- 2.20.1 ^ permalink raw reply related [flat|nested] 8+ messages in thread
* [RFC PATCH 2/2] drm/etnaviv: add clock gating workaround for GC7000 r6202 2021-06-14 22:17 ` Michael Walle @ 2021-06-14 22:17 ` Michael Walle -1 siblings, 0 replies; 8+ messages in thread From: Michael Walle @ 2021-06-14 22:17 UTC (permalink / raw) To: etnaviv, dri-devel, linux-kernel Cc: Lucas Stach, Russell King, Christian Gmeiner, David Airlie, Daniel Vetter, Michael Walle The LS1028A SoC errata sheet mentions A-050121 "GPU hangs if clock gating for Rasterizer, Setup Engine and Texture Engine are enabled". The workaround is to disable the corresponding clock gatings. Signed-off-by: Michael Walle <michael@walle.cc> --- drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index 4102bcea3341..574e4e04dddc 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -613,6 +613,12 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu) etnaviv_is_model_rev(gpu, GC2000, 0x5108)) pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX; + /* Disable RS, SE, TE clock gating on affected core revisions. */ + if (etnaviv_is_model_rev(gpu, GC7000, 0x6202)) + pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_SE | + VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA | + VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX; + pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_HZ; pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_EZ; -- 2.20.1 ^ permalink raw reply related [flat|nested] 8+ messages in thread
* [RFC PATCH 2/2] drm/etnaviv: add clock gating workaround for GC7000 r6202 @ 2021-06-14 22:17 ` Michael Walle 0 siblings, 0 replies; 8+ messages in thread From: Michael Walle @ 2021-06-14 22:17 UTC (permalink / raw) To: etnaviv, dri-devel, linux-kernel Cc: David Airlie, Michael Walle, Russell King The LS1028A SoC errata sheet mentions A-050121 "GPU hangs if clock gating for Rasterizer, Setup Engine and Texture Engine are enabled". The workaround is to disable the corresponding clock gatings. Signed-off-by: Michael Walle <michael@walle.cc> --- drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index 4102bcea3341..574e4e04dddc 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -613,6 +613,12 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu) etnaviv_is_model_rev(gpu, GC2000, 0x5108)) pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX; + /* Disable RS, SE, TE clock gating on affected core revisions. */ + if (etnaviv_is_model_rev(gpu, GC7000, 0x6202)) + pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_SE | + VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA | + VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX; + pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_HZ; pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_EZ; -- 2.20.1 ^ permalink raw reply related [flat|nested] 8+ messages in thread
* Re: [RFC PATCH 2/2] drm/etnaviv: add clock gating workaround for GC7000 r6202 2021-06-14 22:17 ` Michael Walle @ 2021-06-15 7:47 ` Lucas Stach -1 siblings, 0 replies; 8+ messages in thread From: Lucas Stach @ 2021-06-15 7:47 UTC (permalink / raw) To: Michael Walle, etnaviv, dri-devel, linux-kernel Cc: Russell King, Christian Gmeiner, David Airlie, Daniel Vetter Hi Michael, Am Dienstag, dem 15.06.2021 um 00:17 +0200 schrieb Michael Walle: > The LS1028A SoC errata sheet mentions A-050121 "GPU hangs if clock > gating for Rasterizer, Setup Engine and Texture Engine are enabled". > The workaround is to disable the corresponding clock gatings. > > Signed-off-by: Michael Walle <michael@walle.cc> > --- > drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c > index 4102bcea3341..574e4e04dddc 100644 > --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c > +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c > @@ -613,6 +613,12 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu) > etnaviv_is_model_rev(gpu, GC2000, 0x5108)) > pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX; > > + /* Disable RS, SE, TE clock gating on affected core revisions. */ This comment is wrong. RS (resolver) is a different engine than RA (rasterizer) and the texture engine is abbreviated TX throughout the driver. Regards, Lucas > + if (etnaviv_is_model_rev(gpu, GC7000, 0x6202)) > + pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_SE | > + VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA | > + VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX; > + > pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_HZ; > pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_EZ; > ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [RFC PATCH 2/2] drm/etnaviv: add clock gating workaround for GC7000 r6202 @ 2021-06-15 7:47 ` Lucas Stach 0 siblings, 0 replies; 8+ messages in thread From: Lucas Stach @ 2021-06-15 7:47 UTC (permalink / raw) To: Michael Walle, etnaviv, dri-devel, linux-kernel Cc: David Airlie, Russell King Hi Michael, Am Dienstag, dem 15.06.2021 um 00:17 +0200 schrieb Michael Walle: > The LS1028A SoC errata sheet mentions A-050121 "GPU hangs if clock > gating for Rasterizer, Setup Engine and Texture Engine are enabled". > The workaround is to disable the corresponding clock gatings. > > Signed-off-by: Michael Walle <michael@walle.cc> > --- > drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c > index 4102bcea3341..574e4e04dddc 100644 > --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c > +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c > @@ -613,6 +613,12 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu) > etnaviv_is_model_rev(gpu, GC2000, 0x5108)) > pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX; > > + /* Disable RS, SE, TE clock gating on affected core revisions. */ This comment is wrong. RS (resolver) is a different engine than RA (rasterizer) and the texture engine is abbreviated TX throughout the driver. Regards, Lucas > + if (etnaviv_is_model_rev(gpu, GC7000, 0x6202)) > + pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_SE | > + VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA | > + VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX; > + > pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_HZ; > pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_EZ; > ^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2021-06-15 7:47 UTC | newest] Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2021-06-14 22:17 [RFC PATCH 0/2] drm/etnaviv: add GC7000 r6202 support Michael Walle 2021-06-14 22:17 ` Michael Walle 2021-06-14 22:17 ` [RFC PATCH 1/2] drm/etnaviv: add HWDB entry for GC7000 r6202 Michael Walle 2021-06-14 22:17 ` Michael Walle 2021-06-14 22:17 ` [RFC PATCH 2/2] drm/etnaviv: add clock gating workaround " Michael Walle 2021-06-14 22:17 ` Michael Walle 2021-06-15 7:47 ` Lucas Stach 2021-06-15 7:47 ` Lucas Stach
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