From: Neil Armstrong <narmstrong@baylibre.com> To: airlied@linux.ie, hans.verkuil@cisco.com, lee.jones@linaro.org, olof@lixom.net, seanpaul@google.com Cc: Neil Armstrong <narmstrong@baylibre.com>, sadolfsson@google.com, felixe@google.com, bleung@google.com, darekm@google.com, marcheu@chromium.org, fparent@baylibre.com, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/5] drm/i915: hdmi: add CEC notifier to intel_hdmi Date: Tue, 15 May 2018 16:42:19 +0200 [thread overview] Message-ID: <1526395342-15481-3-git-send-email-narmstrong@baylibre.com> (raw) In-Reply-To: <1526395342-15481-1-git-send-email-narmstrong@baylibre.com> This patchs adds the cec_notifier feature to the intel_hdmi part of the i915 DRM driver. It uses the HDMI DRM connector name to differentiate between each HDMI ports. The changes will allow the i915 HDMI code to notify EDID and HPD changes to an eventual CEC adapter. Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> --- drivers/gpu/drm/i915/Kconfig | 1 + drivers/gpu/drm/i915/intel_drv.h | 2 ++ drivers/gpu/drm/i915/intel_hdmi.c | 12 ++++++++++++ 3 files changed, 15 insertions(+) diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index dfd9588..2d65d56 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -23,6 +23,7 @@ config DRM_I915 select SYNC_FILE select IOSF_MBI select CRC32 + select CEC_CORE if CEC_NOTIFIER help Choose this option if you have a system that has "Intel Graphics Media Accelerator" or "HD Graphics" integrated graphics, diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index d436858..b50e51b 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -39,6 +39,7 @@ #include <drm/drm_dp_mst_helper.h> #include <drm/drm_rect.h> #include <drm/drm_atomic.h> +#include <media/cec-notifier.h> /** * __wait_for - magic wait macro @@ -1001,6 +1002,7 @@ struct intel_hdmi { bool has_audio; bool rgb_quant_range_selectable; struct intel_connector *attached_connector; + struct cec_notifier *notifier; }; struct intel_dp_mst_encoder; diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 1baef4a..e98103d 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1868,6 +1868,8 @@ intel_hdmi_set_edid(struct drm_connector *connector) connected = true; } + cec_notifier_set_phys_addr_from_edid(intel_hdmi->notifier, edid); + return connected; } @@ -1876,6 +1878,7 @@ intel_hdmi_detect(struct drm_connector *connector, bool force) { enum drm_connector_status status; struct drm_i915_private *dev_priv = to_i915(connector->dev); + struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector); DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); @@ -1891,6 +1894,9 @@ intel_hdmi_detect(struct drm_connector *connector, bool force) intel_display_power_put(dev_priv, POWER_DOMAIN_GMBUS); + if (status != connector_status_connected) + cec_notifier_phys_addr_invalidate(intel_hdmi->notifier); + return status; } @@ -2031,6 +2037,8 @@ static void chv_hdmi_pre_enable(struct intel_encoder *encoder, static void intel_hdmi_destroy(struct drm_connector *connector) { + if (intel_attached_hdmi(connector)->notifier) + cec_notifier_put(intel_attached_hdmi(connector)->notifier); kfree(to_intel_connector(connector)->detect_edid); drm_connector_cleanup(connector); kfree(connector); @@ -2358,6 +2366,10 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, u32 temp = I915_READ(PEG_BAND_GAP_DATA); I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd); } + + intel_hdmi->notifier = cec_notifier_get_conn(dev->dev, connector->name); + if (!intel_hdmi->notifier) + DRM_DEBUG_KMS("CEC notifier get failed\n"); } void intel_hdmi_init(struct drm_i915_private *dev_priv, -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Neil Armstrong <narmstrong@baylibre.com> To: airlied@linux.ie, hans.verkuil@cisco.com, lee.jones@linaro.org, olof@lixom.net, seanpaul@google.com Cc: Neil Armstrong <narmstrong@baylibre.com>, sadolfsson@google.com, intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, fparent@baylibre.com, felixe@google.com, bleung@google.com, darekm@google.com, linux-media@vger.kernel.org Subject: [PATCH v2 2/5] drm/i915: hdmi: add CEC notifier to intel_hdmi Date: Tue, 15 May 2018 16:42:19 +0200 [thread overview] Message-ID: <1526395342-15481-3-git-send-email-narmstrong@baylibre.com> (raw) In-Reply-To: <1526395342-15481-1-git-send-email-narmstrong@baylibre.com> This patchs adds the cec_notifier feature to the intel_hdmi part of the i915 DRM driver. It uses the HDMI DRM connector name to differentiate between each HDMI ports. The changes will allow the i915 HDMI code to notify EDID and HPD changes to an eventual CEC adapter. Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> --- drivers/gpu/drm/i915/Kconfig | 1 + drivers/gpu/drm/i915/intel_drv.h | 2 ++ drivers/gpu/drm/i915/intel_hdmi.c | 12 ++++++++++++ 3 files changed, 15 insertions(+) diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index dfd9588..2d65d56 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -23,6 +23,7 @@ config DRM_I915 select SYNC_FILE select IOSF_MBI select CRC32 + select CEC_CORE if CEC_NOTIFIER help Choose this option if you have a system that has "Intel Graphics Media Accelerator" or "HD Graphics" integrated graphics, diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index d436858..b50e51b 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -39,6 +39,7 @@ #include <drm/drm_dp_mst_helper.h> #include <drm/drm_rect.h> #include <drm/drm_atomic.h> +#include <media/cec-notifier.h> /** * __wait_for - magic wait macro @@ -1001,6 +1002,7 @@ struct intel_hdmi { bool has_audio; bool rgb_quant_range_selectable; struct intel_connector *attached_connector; + struct cec_notifier *notifier; }; struct intel_dp_mst_encoder; diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 1baef4a..e98103d 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1868,6 +1868,8 @@ intel_hdmi_set_edid(struct drm_connector *connector) connected = true; } + cec_notifier_set_phys_addr_from_edid(intel_hdmi->notifier, edid); + return connected; } @@ -1876,6 +1878,7 @@ intel_hdmi_detect(struct drm_connector *connector, bool force) { enum drm_connector_status status; struct drm_i915_private *dev_priv = to_i915(connector->dev); + struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector); DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); @@ -1891,6 +1894,9 @@ intel_hdmi_detect(struct drm_connector *connector, bool force) intel_display_power_put(dev_priv, POWER_DOMAIN_GMBUS); + if (status != connector_status_connected) + cec_notifier_phys_addr_invalidate(intel_hdmi->notifier); + return status; } @@ -2031,6 +2037,8 @@ static void chv_hdmi_pre_enable(struct intel_encoder *encoder, static void intel_hdmi_destroy(struct drm_connector *connector) { + if (intel_attached_hdmi(connector)->notifier) + cec_notifier_put(intel_attached_hdmi(connector)->notifier); kfree(to_intel_connector(connector)->detect_edid); drm_connector_cleanup(connector); kfree(connector); @@ -2358,6 +2366,10 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, u32 temp = I915_READ(PEG_BAND_GAP_DATA); I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd); } + + intel_hdmi->notifier = cec_notifier_get_conn(dev->dev, connector->name); + if (!intel_hdmi->notifier) + DRM_DEBUG_KMS("CEC notifier get failed\n"); } void intel_hdmi_init(struct drm_i915_private *dev_priv, -- 2.7.4 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2018-05-15 14:42 UTC|newest] Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-05-15 14:42 [PATCH v2 0/5] Add ChromeOS EC CEC Support Neil Armstrong 2018-05-15 14:42 ` Neil Armstrong 2018-05-15 14:42 ` [PATCH v2 1/5] media: cec-notifier: Get notifier by device and connector name Neil Armstrong 2018-05-15 14:42 ` Neil Armstrong 2018-05-15 15:22 ` Hans Verkuil 2018-05-15 15:22 ` Hans Verkuil 2018-05-15 16:10 ` Neil Armstrong 2018-05-15 16:10 ` Neil Armstrong 2018-05-15 14:42 ` Neil Armstrong [this message] 2018-05-15 14:42 ` [PATCH v2 2/5] drm/i915: hdmi: add CEC notifier to intel_hdmi Neil Armstrong 2018-05-15 15:23 ` Hans Verkuil 2018-05-15 15:23 ` Hans Verkuil 2018-05-15 15:35 ` [Intel-gfx] " Ville Syrjälä 2018-05-15 15:35 ` Ville Syrjälä 2018-05-16 7:31 ` [Intel-gfx] " Neil Armstrong 2018-05-16 7:31 ` Neil Armstrong 2018-05-16 7:40 ` [Intel-gfx] " Neil Armstrong 2018-05-16 7:40 ` Neil Armstrong 2018-05-16 14:07 ` Ville Syrjälä 2018-05-16 14:07 ` Ville Syrjälä 2018-05-16 18:53 ` Neil Armstrong 2018-05-16 18:53 ` Neil Armstrong 2018-05-15 14:42 ` [PATCH v2 3/5] mfd: cros-ec: Introduce CEC commands and events definitions Neil Armstrong 2018-05-15 14:42 ` Neil Armstrong 2018-05-15 15:28 ` Hans Verkuil 2018-05-15 15:28 ` Hans Verkuil 2018-05-16 7:45 ` Neil Armstrong 2018-05-16 7:45 ` Neil Armstrong 2018-05-15 14:42 ` [PATCH v2 4/5] mfd: cros_ec_dev: Add CEC sub-device registration Neil Armstrong 2018-05-15 14:42 ` Neil Armstrong 2018-05-15 15:29 ` Hans Verkuil 2018-05-15 15:29 ` Hans Verkuil 2018-05-15 16:40 ` Enric Balletbo Serra 2018-05-15 16:40 ` Enric Balletbo Serra 2018-05-16 7:42 ` Neil Armstrong 2018-05-16 7:42 ` Neil Armstrong 2018-05-15 14:42 ` [PATCH v2 5/5] media: platform: Add Chrome OS EC CEC driver Neil Armstrong 2018-05-15 15:35 ` Hans Verkuil 2018-05-15 15:35 ` Hans Verkuil 2018-05-17 19:59 ` [Intel-gfx] " kbuild test robot 2018-05-17 19:59 ` kbuild test robot 2018-05-15 15:20 ` ✗ Fi.CI.CHECKPATCH: warning for Add ChromeOS EC CEC Support (rev3) Patchwork 2018-05-15 15:36 ` ✓ Fi.CI.BAT: success " Patchwork 2018-05-16 2:04 ` ✓ Fi.CI.IGT: " Patchwork 2018-05-18 13:04 [PATCH v2 0/5] Add ChromeOS EC CEC Support Neil Armstrong 2018-05-18 13:05 ` [PATCH v2 2/5] drm/i915: hdmi: add CEC notifier to intel_hdmi Neil Armstrong 2018-05-18 13:05 ` Neil Armstrong 2018-05-18 13:24 ` Ville Syrjälä 2018-05-21 8:54 ` Neil Armstrong 2018-05-21 8:54 ` Neil Armstrong
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