[Intel-gfx] [PATCH v4 2/2] drm: Add HDMI 2.0 VIC support for AVI info-frames
Sharma, Shashank
shashank.sharma at intel.com
Thu Mar 23 15:22:54 UTC 2017
Regards
Shashank
On 3/23/2017 5:17 PM, Ilia Mirkin wrote:
> On Thu, Mar 23, 2017 at 11:14 AM, Shashank Sharma
> <shashank.sharma at intel.com> wrote:
>> HDMI 1.4b support the CEA video modes as per range of CEA-861-D (VIC 1-64).
>> For any other mode, the VIC filed in AVI infoframes should be 0.
>> HDMI 2.0 sinks, support video modes range as per CEA-861-F spec, which is
>> extended to (VIC 1-107).
>>
>> This patch adds a bool input variable, which indicates if the connected
>> sink is a HDMI 2.0 sink or not. This will make sure that we don't pass a
>> HDMI 2.0 VIC to a HDMI 1.4 sink.
> Should this patch come before the patch which recognizes VICs 65+?
> Otherwise if only the first patch is applied but not this one, you
> could end up with the bad scenario. (As can happen in bisections, for
> example.)
I kindof agree, this could be the case, but also, for the correct
functionality, you should have the whole series
together.
>> This patch touches all drm drivers, who are callers of this function
>> drm_hdmi_avi_infoframe_from_display_mode but to make sure there is
>> no change in current behavior, is_hdmi2 is kept as false.
>>
>> In case of I915 driver, this patch checks the connector->display_info
>> to check if the connected display is HDMI 2.0.
>>
>> Cc: Ville Syrjala <ville.syrjala at linux.intel.com>
>> Cc: Jose Abreu <jose.abreu at synopsys.com>
>> Cc: Andrzej Hajda <a.hajda at samsung.com>
>> Cc: Alex Deucher <alexander.deucher at amd.com>
>> Cc: Daniel Vetter <daniel.vetter at intel.com>
>>
>> PS: This patch touches a few lines in few files, which were
>> already above 80 char, so checkpatch gives 80 char warning again.
>> - gpu/drm/omapdrm/omap_encoder.c
>> - gpu/drm/i915/intel_sdvo.c
>>
>> Signed-off-by: Shashank Sharma <shashank.sharma at intel.com>
>> ---
>> drivers/gpu/drm/amd/amdgpu/dce_v10_0.c | 2 +-
>> drivers/gpu/drm/amd/amdgpu/dce_v11_0.c | 2 +-
>> drivers/gpu/drm/amd/amdgpu/dce_v8_0.c | 2 +-
>> drivers/gpu/drm/bridge/analogix-anx78xx.c | 3 ++-
>> drivers/gpu/drm/bridge/sii902x.c | 2 +-
>> drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 2 +-
>> drivers/gpu/drm/drm_edid.c | 12 +++++++++++-
>> drivers/gpu/drm/exynos/exynos_hdmi.c | 2 +-
>> drivers/gpu/drm/i2c/tda998x_drv.c | 2 +-
>> drivers/gpu/drm/i915/intel_hdmi.c | 5 ++++-
>> drivers/gpu/drm/i915/intel_sdvo.c | 3 ++-
>> drivers/gpu/drm/mediatek/mtk_hdmi.c | 2 +-
>> drivers/gpu/drm/omapdrm/omap_encoder.c | 3 ++-
>> drivers/gpu/drm/radeon/radeon_audio.c | 2 +-
>> drivers/gpu/drm/rockchip/inno_hdmi.c | 2 +-
>> drivers/gpu/drm/sti/sti_hdmi.c | 2 +-
>> drivers/gpu/drm/tegra/hdmi.c | 2 +-
>> drivers/gpu/drm/tegra/sor.c | 2 +-
>> drivers/gpu/drm/vc4/vc4_hdmi.c | 2 +-
>> drivers/gpu/drm/zte/zx_hdmi.c | 2 +-
>> include/drm/drm_edid.h | 3 ++-
>> 21 files changed, 38 insertions(+), 21 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
>> index d4452d8..ab7a399 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
>> @@ -1877,7 +1877,7 @@ static void dce_v10_0_afmt_setmode(struct drm_encoder *encoder,
>> dce_v10_0_audio_write_sad_regs(encoder);
>> dce_v10_0_audio_write_latency_fields(encoder, mode);
>>
>> - err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
>> + err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode, false);
>> if (err < 0) {
>> DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);
>> return;
>> diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
>> index 5b24e89..3c5fd83 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
>> @@ -1861,7 +1861,7 @@ static void dce_v11_0_afmt_setmode(struct drm_encoder *encoder,
>> dce_v11_0_audio_write_sad_regs(encoder);
>> dce_v11_0_audio_write_latency_fields(encoder, mode);
>>
>> - err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
>> + err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode, false);
>> if (err < 0) {
>> DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);
>> return;
>> diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
>> index d2590d7..c564dca 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
>> @@ -1760,7 +1760,7 @@ static void dce_v8_0_afmt_setmode(struct drm_encoder *encoder,
>> dce_v8_0_audio_write_sad_regs(encoder);
>> dce_v8_0_audio_write_latency_fields(encoder, mode);
>>
>> - err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
>> + err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode, false);
>> if (err < 0) {
>> DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);
>> return;
>> diff --git a/drivers/gpu/drm/bridge/analogix-anx78xx.c b/drivers/gpu/drm/bridge/analogix-anx78xx.c
>> index a2a8236..f9b77b8 100644
>> --- a/drivers/gpu/drm/bridge/analogix-anx78xx.c
>> +++ b/drivers/gpu/drm/bridge/analogix-anx78xx.c
>> @@ -1097,7 +1097,8 @@ static void anx78xx_bridge_mode_set(struct drm_bridge *bridge,
>>
>> mutex_lock(&anx78xx->lock);
>>
>> - err = drm_hdmi_avi_infoframe_from_display_mode(&frame, adjusted_mode);
>> + err = drm_hdmi_avi_infoframe_from_display_mode(&frame, adjusted_mode,
>> + false);
>> if (err) {
>> DRM_ERROR("Failed to setup AVI infoframe: %d\n", err);
>> goto unlock;
>> diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
>> index 9126d03..dcf15d7 100644
>> --- a/drivers/gpu/drm/bridge/sii902x.c
>> +++ b/drivers/gpu/drm/bridge/sii902x.c
>> @@ -269,7 +269,7 @@ static void sii902x_bridge_mode_set(struct drm_bridge *bridge,
>> if (ret)
>> return;
>>
>> - ret = drm_hdmi_avi_infoframe_from_display_mode(&frame, adj);
>> + ret = drm_hdmi_avi_infoframe_from_display_mode(&frame, adj, false);
>> if (ret < 0) {
>> DRM_ERROR("couldn't fill AVI infoframe\n");
>> return;
>> diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
>> index af93f7a..5ff2886 100644
>> --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
>> +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
>> @@ -1146,7 +1146,7 @@ static void hdmi_config_AVI(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
>> u8 val;
>>
>> /* Initialise info frame from DRM mode */
>> - drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
>> + drm_hdmi_avi_infoframe_from_display_mode(&frame, mode, false);
>>
>> if (hdmi->hdmi_data.enc_out_format == YCBCR444)
>> frame.colorspace = HDMI_COLORSPACE_YUV444;
>> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
>> index 3b494c2..f9a4b08 100644
>> --- a/drivers/gpu/drm/drm_edid.c
>> +++ b/drivers/gpu/drm/drm_edid.c
>> @@ -4664,12 +4664,14 @@ EXPORT_SYMBOL(drm_set_preferred_mode);
>> * data from a DRM display mode
>> * @frame: HDMI AVI infoframe
>> * @mode: DRM display mode
>> + * @is_hdmi2: Sink is HDMI 2.0 compliant
>> *
>> * Return: 0 on success or a negative error code on failure.
>> */
>> int
>> drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
>> - const struct drm_display_mode *mode)
>> + const struct drm_display_mode *mode,
>> + bool is_hdmi2)
>> {
>> int err;
>>
>> @@ -4685,6 +4687,14 @@ drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
>>
>> frame->video_code = drm_match_cea_mode(mode);
>>
>> + /*
>> + * HDMI 1.4 VIC range: 1 <= VIC <= 64 (CEA-861-D) but
>> + * HDMI 2.0 VIC range: 1 <= VIC <= 107 (CEA-861-F). So we
>> + * have to make sure we dont break HDMI 1.4 sinks.
>> + */
>> + if (!is_hdmi2 && frame->video_code > 64)
>> + frame->video_code = 0;
>> +
>> frame->picture_aspect = HDMI_PICTURE_ASPECT_NONE;
>>
>> /*
>> diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
>> index 5243840..5cb44d4 100644
>> --- a/drivers/gpu/drm/exynos/exynos_hdmi.c
>> +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
>> @@ -781,7 +781,7 @@ static void hdmi_reg_infoframes(struct hdmi_context *hdata)
>> }
>>
>> ret = drm_hdmi_avi_infoframe_from_display_mode(&frm.avi,
>> - &hdata->current_mode);
>> + &hdata->current_mode, false);
>> if (!ret)
>> ret = hdmi_avi_infoframe_pack(&frm.avi, buf, sizeof(buf));
>> if (ret > 0) {
>> diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c
>> index 86f47e1..d1e7ac5 100644
>> --- a/drivers/gpu/drm/i2c/tda998x_drv.c
>> +++ b/drivers/gpu/drm/i2c/tda998x_drv.c
>> @@ -712,7 +712,7 @@ tda998x_write_avi(struct tda998x_priv *priv, struct drm_display_mode *mode)
>> {
>> union hdmi_infoframe frame;
>>
>> - drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, mode);
>> + drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, mode, false);
>> frame.avi.quantization_range = HDMI_QUANTIZATION_RANGE_FULL;
>>
>> tda998x_write_if(priv, DIP_IF_FLAGS_IF2, REG_IF2_HB0, &frame);
>> diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
>> index 3eec74c..96644f3 100644
>> --- a/drivers/gpu/drm/i915/intel_hdmi.c
>> +++ b/drivers/gpu/drm/i915/intel_hdmi.c
>> @@ -458,11 +458,14 @@ static void intel_hdmi_set_avi_infoframe(struct drm_encoder *encoder,
>> struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
>> const struct drm_display_mode *adjusted_mode =
>> &crtc_state->base.adjusted_mode;
>> + struct drm_connector *connector = &intel_hdmi->attached_connector->base;
>> + bool is_hdmi2 = connector->display_info.hdmi.scdc.supported;
>> union hdmi_infoframe frame;
>> int ret;
>>
>> ret = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi,
>> - adjusted_mode);
>> + adjusted_mode,
>> + is_hdmi2);
>> if (ret < 0) {
>> DRM_ERROR("couldn't fill AVI infoframe\n");
>> return;
>> diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
>> index 816a6f5..694f626 100644
>> --- a/drivers/gpu/drm/i915/intel_sdvo.c
>> +++ b/drivers/gpu/drm/i915/intel_sdvo.c
>> @@ -1011,7 +1011,8 @@ static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo,
>> ssize_t len;
>>
>> ret = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi,
>> - &pipe_config->base.adjusted_mode);
>> + &pipe_config->base.adjusted_mode,
>> + false);
>> if (ret < 0) {
>> DRM_ERROR("couldn't fill AVI infoframe\n");
>> return false;
>> diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
>> index c262512..80c36af 100644
>> --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
>> +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
>> @@ -975,7 +975,7 @@ static int mtk_hdmi_setup_avi_infoframe(struct mtk_hdmi *hdmi,
>> u8 buffer[17];
>> ssize_t err;
>>
>> - err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
>> + err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode, false);
>> if (err < 0) {
>> dev_err(hdmi->dev,
>> "Failed to get AVI infoframe from mode: %zd\n", err);
>> diff --git a/drivers/gpu/drm/omapdrm/omap_encoder.c b/drivers/gpu/drm/omapdrm/omap_encoder.c
>> index 86c977b..624f5b5 100644
>> --- a/drivers/gpu/drm/omapdrm/omap_encoder.c
>> +++ b/drivers/gpu/drm/omapdrm/omap_encoder.c
>> @@ -85,7 +85,8 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder,
>> if (hdmi_mode && dssdev->driver->set_hdmi_infoframe) {
>> struct hdmi_avi_infoframe avi;
>>
>> - r = drm_hdmi_avi_infoframe_from_display_mode(&avi, adjusted_mode);
>> + r = drm_hdmi_avi_infoframe_from_display_mode(&avi, adjusted_mode,
>> + false);
>> if (r == 0)
>> dssdev->driver->set_hdmi_infoframe(dssdev, &avi);
>> }
>> diff --git a/drivers/gpu/drm/radeon/radeon_audio.c b/drivers/gpu/drm/radeon/radeon_audio.c
>> index b214663..49b42bf 100644
>> --- a/drivers/gpu/drm/radeon/radeon_audio.c
>> +++ b/drivers/gpu/drm/radeon/radeon_audio.c
>> @@ -516,7 +516,7 @@ static int radeon_audio_set_avi_packet(struct drm_encoder *encoder,
>> if (!connector)
>> return -EINVAL;
>>
>> - err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
>> + err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode, false);
>> if (err < 0) {
>> DRM_ERROR("failed to setup AVI infoframe: %d\n", err);
>> return err;
>> diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c
>> index 006260d..b105f1c 100644
>> --- a/drivers/gpu/drm/rockchip/inno_hdmi.c
>> +++ b/drivers/gpu/drm/rockchip/inno_hdmi.c
>> @@ -294,7 +294,7 @@ static int inno_hdmi_config_video_avi(struct inno_hdmi *hdmi,
>> union hdmi_infoframe frame;
>> int rc;
>>
>> - rc = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, mode);
>> + rc = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, mode, false);
>>
>> if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV444)
>> frame.avi.colorspace = HDMI_COLORSPACE_YUV444;
>> diff --git a/drivers/gpu/drm/sti/sti_hdmi.c b/drivers/gpu/drm/sti/sti_hdmi.c
>> index ce2dcba..2128b8c 100644
>> --- a/drivers/gpu/drm/sti/sti_hdmi.c
>> +++ b/drivers/gpu/drm/sti/sti_hdmi.c
>> @@ -434,7 +434,7 @@ static int hdmi_avi_infoframe_config(struct sti_hdmi *hdmi)
>>
>> DRM_DEBUG_DRIVER("\n");
>>
>> - ret = drm_hdmi_avi_infoframe_from_display_mode(&infoframe, mode);
>> + ret = drm_hdmi_avi_infoframe_from_display_mode(&infoframe, mode, false);
>> if (ret < 0) {
>> DRM_ERROR("failed to setup AVI infoframe: %d\n", ret);
>> return ret;
>> diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c
>> index cda0491..718d8db 100644
>> --- a/drivers/gpu/drm/tegra/hdmi.c
>> +++ b/drivers/gpu/drm/tegra/hdmi.c
>> @@ -734,7 +734,7 @@ static void tegra_hdmi_setup_avi_infoframe(struct tegra_hdmi *hdmi,
>> u8 buffer[17];
>> ssize_t err;
>>
>> - err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
>> + err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode, false);
>> if (err < 0) {
>> dev_err(hdmi->dev, "failed to setup AVI infoframe: %zd\n", err);
>> return;
>> diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c
>> index a8f5289..fb2709c 100644
>> --- a/drivers/gpu/drm/tegra/sor.c
>> +++ b/drivers/gpu/drm/tegra/sor.c
>> @@ -1904,7 +1904,7 @@ tegra_sor_hdmi_setup_avi_infoframe(struct tegra_sor *sor,
>> value &= ~INFOFRAME_CTRL_ENABLE;
>> tegra_sor_writel(sor, value, SOR_HDMI_AVI_INFOFRAME_CTRL);
>>
>> - err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
>> + err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode, false);
>> if (err < 0) {
>> dev_err(sor->dev, "failed to setup AVI infoframe: %d\n", err);
>> return err;
>> diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
>> index e9cbe26..5d81301 100644
>> --- a/drivers/gpu/drm/vc4/vc4_hdmi.c
>> +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
>> @@ -394,7 +394,7 @@ static void vc4_hdmi_set_avi_infoframe(struct drm_encoder *encoder)
>> union hdmi_infoframe frame;
>> int ret;
>>
>> - ret = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, mode);
>> + ret = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, mode, false);
>> if (ret < 0) {
>> DRM_ERROR("couldn't fill AVI infoframe\n");
>> return;
>> diff --git a/drivers/gpu/drm/zte/zx_hdmi.c b/drivers/gpu/drm/zte/zx_hdmi.c
>> index c47b9cb..3e267dd 100644
>> --- a/drivers/gpu/drm/zte/zx_hdmi.c
>> +++ b/drivers/gpu/drm/zte/zx_hdmi.c
>> @@ -125,7 +125,7 @@ static int zx_hdmi_config_video_avi(struct zx_hdmi *hdmi,
>> union hdmi_infoframe frame;
>> int ret;
>>
>> - ret = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, mode);
>> + ret = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, mode, false);
>> if (ret) {
>> DRM_DEV_ERROR(hdmi->dev, "failed to get avi infoframe: %d\n",
>> ret);
>> diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h
>> index a21d494..a4d174e7 100644
>> --- a/include/drm/drm_edid.h
>> +++ b/include/drm/drm_edid.h
>> @@ -348,7 +348,8 @@ drm_load_edid_firmware(struct drm_connector *connector)
>>
>> int
>> drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
>> - const struct drm_display_mode *mode);
>> + const struct drm_display_mode *mode,
>> + bool is_hdmi2);
>> int
>> drm_hdmi_vendor_infoframe_from_display_mode(struct hdmi_vendor_infoframe *frame,
>> const struct drm_display_mode *mode);
>> --
>> 2.7.4
>>
>> _______________________________________________
>> dri-devel mailing list
>> dri-devel at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/dri-devel
More information about the Intel-gfx
mailing list