diff options
Diffstat (limited to 'drivers/gpu/drm/tegra')
| -rw-r--r-- | drivers/gpu/drm/tegra/dc.c | 38 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/drm.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/falcon.c | 14 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/hub.c | 48 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/hub.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/sor.c | 254 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/sor.h | 68 | ||||
| -rw-r--r-- | drivers/gpu/drm/tegra/vic.c | 46 |
8 files changed, 438 insertions, 34 deletions
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index f80e82e16475..607a6ea17ecc 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -1978,6 +1978,23 @@ static irqreturn_t tegra_dc_irq(int irq, void *data) return IRQ_HANDLED; } +static bool tegra_dc_has_window_groups(struct tegra_dc *dc) +{ + unsigned int i; + + if (!dc->soc->wgrps) + return true; + + for (i = 0; i < dc->soc->num_wgrps; i++) { + const struct tegra_windowgroup_soc *wgrp = &dc->soc->wgrps[i]; + + if (wgrp->dc == dc->pipe && wgrp->num_windows > 0) + return true; + } + + return false; +} + static int tegra_dc_init(struct host1x_client *client) { struct drm_device *drm = dev_get_drvdata(client->parent); @@ -1993,22 +2010,8 @@ static int tegra_dc_init(struct host1x_client *client) * assign a primary plane to them, which in turn will cause KMS to * crash. */ - if (dc->soc->wgrps) { - bool has_wgrps = false; - unsigned int i; - - for (i = 0; i < dc->soc->num_wgrps; i++) { - const struct tegra_windowgroup_soc *wgrp = &dc->soc->wgrps[i]; - - if (wgrp->dc == dc->pipe && wgrp->num_windows > 0) { - has_wgrps = true; - break; - } - } - - if (!has_wgrps) - return 0; - } + if (!tegra_dc_has_window_groups(dc)) + return 0; dc->syncpt = host1x_syncpt_request(client, flags); if (!dc->syncpt) @@ -2094,6 +2097,9 @@ static int tegra_dc_exit(struct host1x_client *client) struct tegra_dc *dc = host1x_client_to_dc(client); int err; + if (!tegra_dc_has_window_groups(dc)) + return 0; + devm_free_irq(dc->dev, dc->irq, dc); err = tegra_dc_rgb_exit(dc); diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index 65ea4988b332..4b70ce664c41 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -1274,6 +1274,7 @@ static const struct of_device_id host1x_drm_subdevs[] = { { .compatible = "nvidia,tegra194-display", }, { .compatible = "nvidia,tegra194-dc", }, { .compatible = "nvidia,tegra194-sor", }, + { .compatible = "nvidia,tegra194-vic", }, { /* sentinel */ } }; diff --git a/drivers/gpu/drm/tegra/falcon.c b/drivers/gpu/drm/tegra/falcon.c index f685e72949d1..352d05feabb0 100644 --- a/drivers/gpu/drm/tegra/falcon.c +++ b/drivers/gpu/drm/tegra/falcon.c @@ -141,9 +141,9 @@ int falcon_load_firmware(struct falcon *falcon) /* allocate iova space for the firmware */ falcon->firmware.vaddr = falcon->ops->alloc(falcon, firmware->size, &falcon->firmware.paddr); - if (!falcon->firmware.vaddr) { - dev_err(falcon->dev, "dma memory mapping failed\n"); - return -ENOMEM; + if (IS_ERR(falcon->firmware.vaddr)) { + dev_err(falcon->dev, "DMA memory mapping failed\n"); + return PTR_ERR(falcon->firmware.vaddr); } /* copy firmware image into local area. this also ensures endianness */ @@ -197,11 +197,19 @@ void falcon_exit(struct falcon *falcon) int falcon_boot(struct falcon *falcon) { unsigned long offset; + u32 value; int err; if (!falcon->firmware.vaddr) return -EINVAL; + err = readl_poll_timeout(falcon->regs + FALCON_DMACTL, value, + (value & (FALCON_DMACTL_IMEM_SCRUBBING | + FALCON_DMACTL_DMEM_SCRUBBING)) == 0, + 10, 10000); + if (err < 0) + return err; + falcon_writel(falcon, 0, FALCON_DMACTL); /* setup the address of the binary data so Falcon can access it later */ diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c index 3e26be5359cf..71cc3cf60066 100644 --- a/drivers/gpu/drm/tegra/hub.c +++ b/drivers/gpu/drm/tegra/hub.c @@ -742,7 +742,9 @@ static const struct host1x_client_ops tegra_display_hub_ops = { static int tegra_display_hub_probe(struct platform_device *pdev) { + struct device_node *child = NULL; struct tegra_display_hub *hub; + struct clk *clk; unsigned int i; int err; @@ -801,6 +803,34 @@ static int tegra_display_hub_probe(struct platform_device *pdev) return err; } + hub->num_heads = of_get_child_count(pdev->dev.of_node); + + hub->clk_heads = devm_kcalloc(&pdev->dev, hub->num_heads, sizeof(clk), + GFP_KERNEL); + if (!hub->clk_heads) + return -ENOMEM; + + for (i = 0; i < hub->num_heads; i++) { + child = of_get_next_child(pdev->dev.of_node, child); + if (!child) { + dev_err(&pdev->dev, "failed to find node for head %u\n", + i); + return -ENODEV; + } + + clk = devm_get_clk_from_child(&pdev->dev, child, "dc"); + if (IS_ERR(clk)) { + dev_err(&pdev->dev, "failed to get clock for head %u\n", + i); + of_node_put(child); + return PTR_ERR(clk); + } + + hub->clk_heads[i] = clk; + } + + of_node_put(child); + /* XXX: enable clock across reset? */ err = reset_control_assert(hub->rst); if (err < 0) @@ -840,12 +870,16 @@ static int tegra_display_hub_remove(struct platform_device *pdev) static int __maybe_unused tegra_display_hub_suspend(struct device *dev) { struct tegra_display_hub *hub = dev_get_drvdata(dev); + unsigned int i = hub->num_heads; int err; err = reset_control_assert(hub->rst); if (err < 0) return err; + while (i--) + clk_disable_unprepare(hub->clk_heads[i]); + clk_disable_unprepare(hub->clk_hub); clk_disable_unprepare(hub->clk_dsc); clk_disable_unprepare(hub->clk_disp); @@ -856,6 +890,7 @@ static int __maybe_unused tegra_display_hub_suspend(struct device *dev) static int __maybe_unused tegra_display_hub_resume(struct device *dev) { struct tegra_display_hub *hub = dev_get_drvdata(dev); + unsigned int i; int err; err = clk_prepare_enable(hub->clk_disp); @@ -870,13 +905,22 @@ static int __maybe_unused tegra_display_hub_resume(struct device *dev) if (err < 0) goto disable_dsc; + for (i = 0; i < hub->num_heads; i++) { + err = clk_prepare_enable(hub->clk_heads[i]); + if (err < 0) + goto disable_heads; + } + err = reset_control_deassert(hub->rst); if (err < 0) - goto disable_hub; + goto disable_heads; return 0; -disable_hub: +disable_heads: + while (i--) + clk_disable_unprepare(hub->clk_heads[i]); + clk_disable_unprepare(hub->clk_hub); disable_dsc: clk_disable_unprepare(hub->clk_dsc); diff --git a/drivers/gpu/drm/tegra/hub.h b/drivers/gpu/drm/tegra/hub.h index 6696a85fc1f2..479087c0705a 100644 --- a/drivers/gpu/drm/tegra/hub.h +++ b/drivers/gpu/drm/tegra/hub.h @@ -49,6 +49,9 @@ struct tegra_display_hub { struct clk *clk_hub; struct reset_control *rst; + unsigned int num_heads; + struct clk **clk_heads; + const struct tegra_display_hub_soc *soc; struct tegra_windowgroup *wgrps; }; diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index d90bf5f6a67a..44feac2a0359 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -19,6 +19,8 @@ #include <soc/tegra/pmc.h> +#include <sound/hda_verbs.h> + #include <drm/drm_atomic_helper.h> #include <drm/drm_dp_helper.h> #include <drm/drm_panel.h> @@ -29,14 +31,6 @@ #include "sor.h" #include "trace.h" -/* - * XXX Remove this after the commit adding it to soc/tegra/pmc.h has been - * merged. Having this around after the commit is merged should be safe since - * the preprocessor will effectively replace all occurrences and therefore no - * duplicate will be defined. - */ -#define TEGRA_IO_PAD_HDMI_DP0 26 - #define SOR_REKEY 0x38 struct tegra_sor_hdmi_settings { @@ -407,6 +401,7 @@ struct tegra_sor { const struct tegra_sor_soc *soc; void __iomem *regs; unsigned int index; + unsigned int irq; struct reset_control *rst; struct clk *clk_parent; @@ -433,6 +428,11 @@ struct tegra_sor { struct delayed_work scdc; bool scdc_enabled; + + struct { + unsigned int sample_rate; + unsigned int channels; + } audio; }; struct tegra_sor_state { @@ -2140,6 +2140,144 @@ tegra_sor_hdmi_setup_avi_infoframe(struct tegra_sor *sor, return 0; } +static void tegra_sor_write_eld(struct tegra_sor *sor) +{ + size_t length = drm_eld_size(sor->output.connector.eld), i; + + for (i = 0; i < length; i++) + tegra_sor_writel(sor, i << 8 | sor->output.connector.eld[i], + SOR_AUDIO_HDA_ELD_BUFWR); + + /* + * The HDA codec will always report an ELD buffer size of 96 bytes and + * the HDA codec driver will check that each byte read from the buffer + * is valid. Therefore every byte must be written, even if no 96 bytes + * were parsed from EDID. + */ + for (i = length; i < 96; i++) + tegra_sor_writel(sor, i << 8 | 0, SOR_AUDIO_HDA_ELD_BUFWR); +} + +static void tegra_sor_audio_prepare(struct tegra_sor *sor) +{ + u32 value; + + tegra_sor_write_eld(sor); + + value = SOR_AUDIO_HDA_PRESENSE_ELDV | SOR_AUDIO_HDA_PRESENSE_PD; + tegra_sor_writel(sor, value, SOR_AUDIO_HDA_PRESENSE); +} + +static void tegra_sor_audio_unprepare(struct tegra_sor *sor) +{ + tegra_sor_writel(sor, 0, SOR_AUDIO_HDA_PRESENSE); +} + +static int tegra_sor_hdmi_enable_audio_infoframe(struct tegra_sor *sor) +{ + u8 buffer[HDMI_INFOFRAME_SIZE(AUDIO)]; + struct hdmi_audio_infoframe frame; + u32 value; + int err; + + err = hdmi_audio_infoframe_init(&frame); + if (err < 0) { + dev_err(sor->dev, "failed to setup audio infoframe: %d\n", err); + return err; + } + + frame.channels = sor->audio.channels; + + err = hdmi_audio_infoframe_pack(&frame, buffer, sizeof(buffer)); + if (err < 0) { + dev_err(sor->dev, "failed to pack audio infoframe: %d\n", err); + return err; + } + + tegra_sor_hdmi_write_infopack(sor, buffer, err); + + value = tegra_sor_readl(sor, SOR_HDMI_AUDIO_INFOFRAME_CTRL); + value |= INFOFRAME_CTRL_CHECKSUM_ENABLE; + value |= INFOFRAME_CTRL_ENABLE; + tegra_sor_writel(sor, value, SOR_HDMI_AUDIO_INFOFRAME_CTRL); + + return 0; +} + +static void tegra_sor_hdmi_audio_enable(struct tegra_sor *sor) +{ + u32 value; + + value = tegra_sor_readl(sor, SOR_AUDIO_CNTRL); + + /* select HDA audio input */ + value &= ~SOR_AUDIO_CNTRL_SOURCE_SELECT(SOURCE_SELECT_MASK); + value |= SOR_AUDIO_CNTRL_SOURCE_SELECT(SOURCE_SELECT_HDA); + + /* inject null samples */ + if (sor->audio.channels != 2) + value &= ~SOR_AUDIO_CNTRL_INJECT_NULLSMPL; + else + value |= SOR_AUDIO_CNTRL_INJECT_NULLSMPL; + + value |= SOR_AUDIO_CNTRL_AFIFO_FLUSH; + + tegra_sor_writel(sor, value, SOR_AUDIO_CNTRL); + + /* enable advertising HBR capability */ + tegra_sor_writel(sor, SOR_AUDIO_SPARE_HBR_ENABLE, SOR_AUDIO_SPARE); + + tegra_sor_writel(sor, 0, SOR_HDMI_ACR_CTRL); + + value = SOR_HDMI_SPARE_ACR_PRIORITY_HIGH | + SOR_HDMI_SPARE_CTS_RESET(1) | + SOR_HDMI_SPARE_HW_CTS_ENABLE; + tegra_sor_writel(sor, value, SOR_HDMI_SPARE); + + /* enable HW CTS */ + value = SOR_HDMI_ACR_SUBPACK_LOW_SB1(0); + tegra_sor_writel(sor, value, SOR_HDMI_ACR_0441_SUBPACK_LOW); + + /* allow packet to be sent */ + value = SOR_HDMI_ACR_SUBPACK_HIGH_ENABLE; + tegra_sor_writel(sor, value, SOR_HDMI_ACR_0441_SUBPACK_HIGH); + + /* reset N counter and enable lookup */ + value = SOR_HDMI_AUDIO_N_RESET | SOR_HDMI_AUDIO_N_LOOKUP; + tegra_sor_writel(sor, value, SOR_HDMI_AUDIO_N); + + value = (24000 * 4096) / (128 * sor->audio.sample_rate / 1000); + tegra_sor_writel(sor, value, SOR_AUDIO_AVAL_0320); + tegra_sor_writel(sor, 4096, SOR_AUDIO_NVAL_0320); + + tegra_sor_writel(sor, 20000, SOR_AUDIO_AVAL_0441); + tegra_sor_writel(sor, 4704, SOR_AUDIO_NVAL_0441); + + tegra_sor_writel(sor, 20000, SOR_AUDIO_AVAL_0882); + tegra_sor_writel(sor, 9408, SOR_AUDIO_NVAL_0882); + + tegra_sor_writel(sor, 20000, SOR_AUDIO_AVAL_1764); + tegra_sor_writel(sor, 18816, SOR_AUDIO_NVAL_1764); + + value = (24000 * 6144) / (128 * sor->audio.sample_rate / 1000); + tegra_sor_writel(sor, value, SOR_AUDIO_AVAL_0480); + tegra_sor_writel(sor, 6144, SOR_AUDIO_NVAL_0480); + + value = (24000 * 12288) / (128 * sor->audio.sample_rate / 1000); + tegra_sor_writel(sor, value, SOR_AUDIO_AVAL_0960); + tegra_sor_writel(sor, 12288, SOR_AUDIO_NVAL_0960); + + value = (24000 * 24576) / (128 * sor->audio.sample_rate / 1000); + tegra_sor_writel(sor, value, SOR_AUDIO_AVAL_1920); + tegra_sor_writel(sor, 24576, SOR_AUDIO_NVAL_1920); + + value = tegra_sor_readl(sor, SOR_HDMI_AUDIO_N); + value &= ~SOR_HDMI_AUDIO_N_RESET; + tegra_sor_writel(sor, value, SOR_HDMI_AUDIO_N); + + tegra_sor_hdmi_enable_audio_infoframe(sor); +} + static void tegra_sor_hdmi_disable_audio_infoframe(struct tegra_sor *sor) { u32 value; @@ -2149,6 +2287,11 @@ static void tegra_sor_hdmi_disable_audio_infoframe(struct tegra_sor *sor) tegra_sor_writel(sor, value, SOR_HDMI_AUDIO_INFOFRAME_CTRL); } +static void tegra_sor_hdmi_audio_disable(struct tegra_sor *sor) +{ + tegra_sor_hdmi_disable_audio_infoframe(sor); +} + static struct tegra_sor_hdmi_settings * tegra_sor_hdmi_find_settings(struct tegra_sor *sor, unsigned long frequency) { @@ -2244,6 +2387,7 @@ static void tegra_sor_hdmi_disable(struct drm_encoder *encoder) u32 value; int err; + tegra_sor_audio_unprepare(sor); tegra_sor_hdmi_scdc_stop(sor); err = tegra_sor_detach(sor); @@ -2652,6 +2796,7 @@ static void tegra_sor_hdmi_enable(struct drm_encoder *encoder) dev_err(sor->dev, "failed to wakeup SOR: %d\n", err); tegra_sor_hdmi_scdc_start(sor); + tegra_sor_audio_prepare(sor); } static const struct drm_encoder_helper_funcs tegra_sor_hdmi_helpers = { @@ -2667,6 +2812,7 @@ static int tegra_sor_init(struct host1x_client *client) struct tegra_sor *sor = host1x_client_to_sor(client); int connector = DRM_MODE_CONNECTOR_Unknown; int encoder = DRM_MODE_ENCODER_NONE; + u32 value; int err; if (!sor->aux) { @@ -2760,6 +2906,15 @@ static int tegra_sor_init(struct host1x_client *client) if (err < 0) return err; + /* + * Enable and unmask the HDA codec SCRATCH0 register interrupt. This + * is used for interoperability between the HDA codec driver and the + * HDMI/DP driver. + */ + value = SOR_INT_CODEC_SCRATCH1 | SOR_INT_CODEC_SCRATCH0; + tegra_sor_writel(sor, value, SOR_INT_ENABLE); + tegra_sor_writel(sor, value, SOR_INT_MASK); + return 0; } @@ -2768,6 +2923,9 @@ static int tegra_sor_exit(struct host1x_client *client) struct tegra_sor *sor = host1x_client_to_sor(client); int err; + tegra_sor_writel(sor, 0, SOR_INT_MASK); + tegra_sor_writel(sor, 0, SOR_INT_ENABLE); + tegra_output_exit(&sor->output); if (sor->aux) { @@ -3038,6 +3196,54 @@ static int tegra_sor_parse_dt(struct tegra_sor *sor) return 0; } +static void tegra_hda_parse_format(unsigned int format, unsigned int *rate, + unsigned int *channels) +{ + unsigned int mul, div; + + if (format & AC_FMT_BASE_44K) + *rate = 44100; + else + *rate = 48000; + + mul = (format & AC_FMT_MULT_MASK) >> AC_FMT_MULT_SHIFT; + div = (format & AC_FMT_DIV_MASK) >> AC_FMT_DIV_SHIFT; + + *rate = *rate * (mul + 1) / (div + 1); + + *channels = (format & AC_FMT_CHAN_MASK) >> AC_FMT_CHAN_SHIFT; +} + +static irqreturn_t tegra_sor_irq(int irq, void *data) +{ + struct tegra_sor *sor = data; + u32 value; + + value = tegra_sor_readl(sor, SOR_INT_STATUS); + tegra_sor_writel(sor, value, SOR_INT_STATUS); + + if (value & SOR_INT_CODEC_SCRATCH0) { + value = tegra_sor_readl(sor, SOR_AUDIO_HDA_CODEC_SCRATCH0); + + if (value & SOR_AUDIO_HDA_CODEC_SCRATCH0_VALID) { + unsigned int format, sample_rate, channels; + + format = value & SOR_AUDIO_HDA_CODEC_SCRATCH0_FMT_MASK; + + tegra_hda_parse_format(format, &sample_rate, &channels); + + sor->audio.sample_rate = sample_rate; + sor->audio.channels = channels; + + tegra_sor_hdmi_audio_enable(sor); + } else { + tegra_sor_hdmi_audio_disable(sor); + } + } + + return IRQ_HANDLED; +} + static int tegra_sor_probe(struct platform_device *pdev) { struct device_node *np; @@ -3120,14 +3326,38 @@ static int tegra_sor_probe(struct platform_device *pdev) goto remove; } - if (!pdev->dev.pm_domain) { - sor->rst = devm_reset_control_get(&pdev->dev, "sor"); - if (IS_ERR(sor->rst)) { - err = PTR_ERR(sor->rst); + err = platform_get_irq(pdev, 0); + if (err < 0) { + dev_err(&pdev->dev, "failed to get IRQ: %d\n", err); + goto remove; + } + + sor->irq = err; + + err = devm_request_irq(sor->dev, sor->irq, tegra_sor_irq, 0, + dev_name(sor->dev), sor); + if (err < 0) { + dev_err(&pdev->dev, "failed to request IRQ: %d\n", err); + goto remove; + } + + sor->rst = devm_reset_control_get(&pdev->dev, "sor"); + if (IS_ERR(sor->rst)) { + err = PTR_ERR(sor->rst); + + if (err != -EBUSY || WARN_ON(!pdev->dev.pm_domain)) { dev_err(&pdev->dev, "failed to get reset control: %d\n", err); goto remove; } + + /* + * At this point, the reset control is most likely being used + * by the generic power domain implementation. With any luck + * the power domain will have taken care of resetting the SOR + * and we don't have to do anything. + */ + sor->rst = NULL; } sor->clk = devm_clk_get(&pdev->dev, NULL); diff --git a/drivers/gpu/drm/tegra/sor.h b/drivers/gpu/drm/tegra/sor.h index fb0854d92a27..13f7e68bec42 100644 --- a/drivers/gpu/drm/tegra/sor.h +++ b/drivers/gpu/drm/tegra/sor.h @@ -364,12 +364,28 @@ #define INFOFRAME_HEADER_VERSION(x) (((x) & 0xff) << 8) #define INFOFRAME_HEADER_TYPE(x) (((x) & 0xff) << 0) +#define SOR_HDMI_ACR_CTRL 0xb1 + +#define SOR_HDMI_ACR_0320_SUBPACK_LOW 0xb2 +#define SOR_HDMI_ACR_SUBPACK_LOW_SB1(x) (((x) & 0xff) << 24) + +#define SOR_HDMI_ACR_0320_SUBPACK_HIGH 0xb3 +#define SOR_HDMI_ACR_SUBPACK_HIGH_ENABLE (1 << 31) + +#define SOR_HDMI_ACR_0441_SUBPACK_LOW 0xb4 +#define SOR_HDMI_ACR_0441_SUBPACK_HIGH 0xb5 + #define SOR_HDMI_CTRL 0xc0 #define SOR_HDMI_CTRL_ENABLE (1 << 30) #define SOR_HDMI_CTRL_MAX_AC_PACKET(x) (((x) & 0x1f) << 16) #define SOR_HDMI_CTRL_AUDIO_LAYOUT (1 << 10) #define SOR_HDMI_CTRL_REKEY(x) (((x) & 0x7f) << 0) +#define SOR_HDMI_SPARE 0xcb +#define SOR_HDMI_SPARE_ACR_PRIORITY_HIGH (1 << 31) +#define SOR_HDMI_SPARE_CTS_RESET(x) (((x) & 0x7) << 16) +#define SOR_HDMI_SPARE_HW_CTS_ENABLE (1 << 0) + #define SOR_REFCLK 0xe6 #define SOR_REFCLK_DIV_INT(x) ((((x) >> 2) & 0xff) << 8) #define SOR_REFCLK_DIV_FRAC(x) (((x) & 0x3) << 6) @@ -378,10 +394,62 @@ #define SOR_INPUT_CONTROL_ARM_VIDEO_RANGE_LIMITED (1 << 1) #define SOR_INPUT_CONTROL_HDMI_SRC_SELECT(x) (((x) & 0x1) << 0) +#define SOR_AUDIO_CNTRL 0xfc +#define SOR_AUDIO_CNTRL_INJECT_NULLSMPL (1 << 29) +#define SOR_AUDIO_CNTRL_SOURCE_SELECT(x) (((x) & 0x3) << 20) +#define SOURCE_SELECT_MASK 0x3 +#define SOURCE_SELECT_HDA 0x2 +#define SOURCE_SELECT_SPDIF 0x1 +#define SOURCE_SELECT_AUTO 0x0 +#define SOR_AUDIO_CNTRL_AFIFO_FLUSH (1 << 12) + +#define SOR_AUDIO_SPARE 0xfe +#define SOR_AUDIO_SPARE_HBR_ENABLE (1 << 27) + +#define SOR_AUDIO_NVAL_0320 0xff +#define SOR_AUDIO_NVAL_0441 0x100 +#define SOR_AUDIO_NVAL_0882 0x101 +#define SOR_AUDIO_NVAL_1764 0x102 +#define SOR_AUDIO_NVAL_0480 0x103 +#define SOR_AUDIO_NVAL_0960 0x104 +#define SOR_AUDIO_NVAL_1920 0x105 + +#define SOR_AUDIO_HDA_CODEC_SCRATCH0 0x10a +#define SOR_AUDIO_HDA_CODEC_SCRATCH0_VALID (1 << 30) +#define SOR_AUDIO_HDA_CODEC_SCRATCH0_FMT_MASK 0xffff + +#define SOR_AUDIO_HDA_ELD_BUFWR 0x10c +#define SOR_AUDIO_HDA_ELD_BUFWR_INDEX(x) (((x) & 0xff) << 8) +#define SOR_AUDIO_HDA_ELD_BUFWR_DATA(x) (((x) & 0xff) << 0) + +#define SOR_AUDIO_HDA_PRESENSE 0x10d +#define SOR_AUDIO_HDA_PRESENSE_ELDV (1 << 1) +#define SOR_AUDIO_HDA_PRESENSE_PD (1 << 0) + +#define SOR_AUDIO_AVAL_0320 0x10f +#define SOR_AUDIO_AVAL_0441 0x110 +#define SOR_AUDIO_AVAL_0882 0x111 +#define SOR_AUDIO_AVAL_1764 0x112 +#define SOR_AUDIO_AVAL_0480 0x113 +#define SOR_AUDIO_AVAL_0960 0x114 +#define SOR_AUDIO_AVAL_1920 0x115 + +#define SOR_INT_STATUS 0x11c +#define SOR_INT_CODEC_CP_REQUEST (1 << 2) +#define SOR_INT_CODEC_SCRATCH1 (1 << 1) +#define SOR_INT_CODEC_SCRATCH0 (1 << 0) + +#define SOR_INT_MASK 0x11d +#define SOR_INT_ENABLE 0x11e + #define SOR_HDMI_VSI_INFOFRAME_CTRL 0x123 #define SOR_HDMI_VSI_INFOFRAME_STATUS 0x124 #define SOR_HDMI_VSI_INFOFRAME_HEADER 0x125 +#define SOR_HDMI_AUDIO_N 0x13c +#define SOR_HDMI_AUDIO_N_LOOKUP (1 << 28) +#define SOR_HDMI_AUDIO_N_RESET (1 << 20) + #define SOR_HDMI2_CTRL 0x13e #define SOR_HDMI2_CTRL_CLOCK_MODE_DIV_BY_4 (1 << 1) #define SOR_HDMI2_CTRL_SCRAMBLE (1 << 0) diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c index 9f657a63b0bb..d47983deb1cf 100644 --- a/drivers/gpu/drm/tegra/vic.c +++ b/drivers/gpu/drm/tegra/vic.c @@ -38,6 +38,7 @@ struct vic { struct iommu_domain *domain; struct device *dev; struct clk *clk; + struct reset_control *rst; /* Platform configuration */ const struct vic_config *config; @@ -56,13 +57,37 @@ static void vic_writel(struct vic *vic, u32 value, unsigned int offset) static int vic_runtime_resume(struct device *dev) { struct vic *vic = dev_get_drvdata(dev); + int err; + + err = clk_prepare_enable(vic->clk); + if (err < 0) + return err; + + usleep_range(10, 20); + + err = reset_control_deassert(vic->rst); + if (err < 0) + goto disable; + + usleep_range(10, 20); + + return 0; - return clk_prepare_enable(vic->clk); +disable: + clk_disable_unprepare(vic->clk); + return err; } static int vic_runtime_suspend(struct device *dev) { struct vic *vic = dev_get_drvdata(dev); + int err; + + err = reset_control_assert(vic->rst); + if (err < 0) + return err; + + usleep_range(2000, 4000); clk_disable_unprepare(vic->clk); @@ -282,10 +307,18 @@ static const struct vic_config vic_t186_config = { .version = 0x18, }; +#define NVIDIA_TEGRA_194_VIC_FIRMWARE "nvidia/tegra194/vic.bin" + +static const struct vic_config vic_t194_config = { + .firmware = NVIDIA_TEGRA_194_VIC_FIRMWARE, + .version = 0x19, +}; + static const struct of_device_id vic_match[] = { { .compatible = "nvidia,tegra124-vic", .data = &vic_t124_config }, { .compatible = "nvidia,tegra210-vic", .data = &vic_t210_config }, { .compatible = "nvidia,tegra186-vic", .data = &vic_t186_config }, + { .compatible = "nvidia,tegra194-vic", .data = &vic_t194_config }, { }, }; @@ -323,6 +356,14 @@ static int vic_probe(struct platform_device *pdev) return PTR_ERR(vic->clk); } + if (!dev->pm_domain) { + vic->rst = devm_reset_control_get(dev, "vic"); + if (IS_ERR(vic->rst)) { + dev_err(&pdev->dev, "failed to get reset\n"); + return PTR_ERR(vic->rst); + } + } + vic->falcon.dev = dev; vic->falcon.regs = vic->regs; vic->falcon.ops = &vic_falcon_ops; @@ -418,3 +459,6 @@ MODULE_FIRMWARE(NVIDIA_TEGRA_210_VIC_FIRMWARE); #if IS_ENABLED(CONFIG_ARCH_TEGRA_186_SOC) MODULE_FIRMWARE(NVIDIA_TEGRA_186_VIC_FIRMWARE); #endif +#if IS_ENABLED(CONFIG_ARCH_TEGRA_194_SOC) +MODULE_FIRMWARE(NVIDIA_TEGRA_194_VIC_FIRMWARE); +#endif |