summaryrefslogtreecommitdiffstats
path: root/include/drm
diff options
context:
space:
mode:
authorDaniel Vetter <daniel.vetter@ffwll.ch>2016-10-25 10:06:04 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2016-10-25 10:06:04 +0200
commit0fc4f78f44e6c6148cee32456f0d0023ec1c1fd8 (patch)
tree71c906207227dd8753a0191db9304035ec3471a4 /include/drm
parentdma-buf/fence: add an lockdep_assert_held() (diff)
parentMerge tag 'drm-intel-next-2016-10-24' of git://anongit.freedesktop.org/drm-in... (diff)
downloadlinux-0fc4f78f44e6c6148cee32456f0d0023ec1c1fd8.tar.xz
linux-0fc4f78f44e6c6148cee32456f0d0023ec1c1fd8.zip
Merge remote-tracking branch 'airlied/drm-next' into topic/drm-misc
Backmerge latest drm-next to have a baseline for the s/fence/dma_fence/ patch from Chris. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/drm_dp_dual_mode_helper.h27
-rw-r--r--include/drm/i915_component.h6
2 files changed, 30 insertions, 3 deletions
diff --git a/include/drm/drm_dp_dual_mode_helper.h b/include/drm/drm_dp_dual_mode_helper.h
index e8a9dfd0e055..4c42db81fcb4 100644
--- a/include/drm/drm_dp_dual_mode_helper.h
+++ b/include/drm/drm_dp_dual_mode_helper.h
@@ -40,6 +40,8 @@
#define DP_DUAL_MODE_REV_TYPE2 0x00
#define DP_DUAL_MODE_TYPE_MASK 0xf0
#define DP_DUAL_MODE_TYPE_TYPE2 0xa0
+/* This field is marked reserved in dual mode spec, used in LSPCON */
+#define DP_DUAL_MODE_TYPE_HAS_DPCD 0x08
#define DP_DUAL_MODE_IEEE_OUI 0x11 /* 11-13*/
#define DP_DUAL_IEEE_OUI_LEN 3
#define DP_DUAL_DEVICE_ID 0x14 /* 14-19 */
@@ -55,6 +57,11 @@
#define DP_DUAL_MODE_CEC_ENABLE 0x01
#define DP_DUAL_MODE_I2C_SPEED_CTRL 0x22
+/* LSPCON specific registers, defined by MCA */
+#define DP_DUAL_MODE_LSPCON_MODE_CHANGE 0x40
+#define DP_DUAL_MODE_LSPCON_CURRENT_MODE 0x41
+#define DP_DUAL_MODE_LSPCON_MODE_PCON 0x1
+
struct i2c_adapter;
ssize_t drm_dp_dual_mode_read(struct i2c_adapter *adapter,
@@ -63,6 +70,20 @@ ssize_t drm_dp_dual_mode_write(struct i2c_adapter *adapter,
u8 offset, const void *buffer, size_t size);
/**
+ * enum drm_lspcon_mode
+ * @DRM_LSPCON_MODE_INVALID: No LSPCON.
+ * @DRM_LSPCON_MODE_LS: Level shifter mode of LSPCON
+ * which drives DP++ to HDMI 1.4 conversion.
+ * @DRM_LSPCON_MODE_PCON: Protocol converter mode of LSPCON
+ * which drives DP++ to HDMI 2.0 active conversion.
+ */
+enum drm_lspcon_mode {
+ DRM_LSPCON_MODE_INVALID,
+ DRM_LSPCON_MODE_LS,
+ DRM_LSPCON_MODE_PCON,
+};
+
+/**
* enum drm_dp_dual_mode_type - Type of the DP dual mode adaptor
* @DRM_DP_DUAL_MODE_NONE: No DP dual mode adaptor
* @DRM_DP_DUAL_MODE_UNKNOWN: Could be either none or type 1 DVI adaptor
@@ -70,6 +91,7 @@ ssize_t drm_dp_dual_mode_write(struct i2c_adapter *adapter,
* @DRM_DP_DUAL_MODE_TYPE1_HDMI: Type 1 HDMI adaptor
* @DRM_DP_DUAL_MODE_TYPE2_DVI: Type 2 DVI adaptor
* @DRM_DP_DUAL_MODE_TYPE2_HDMI: Type 2 HDMI adaptor
+ * @DRM_DP_DUAL_MODE_LSPCON: Level shifter / protocol converter
*/
enum drm_dp_dual_mode_type {
DRM_DP_DUAL_MODE_NONE,
@@ -78,6 +100,7 @@ enum drm_dp_dual_mode_type {
DRM_DP_DUAL_MODE_TYPE1_HDMI,
DRM_DP_DUAL_MODE_TYPE2_DVI,
DRM_DP_DUAL_MODE_TYPE2_HDMI,
+ DRM_DP_DUAL_MODE_LSPCON,
};
enum drm_dp_dual_mode_type drm_dp_dual_mode_detect(struct i2c_adapter *adapter);
@@ -89,4 +112,8 @@ int drm_dp_dual_mode_set_tmds_output(enum drm_dp_dual_mode_type type,
struct i2c_adapter *adapter, bool enable);
const char *drm_dp_get_dual_mode_type_name(enum drm_dp_dual_mode_type type);
+int drm_lspcon_get_mode(struct i2c_adapter *adapter,
+ enum drm_lspcon_mode *current_mode);
+int drm_lspcon_set_mode(struct i2c_adapter *adapter,
+ enum drm_lspcon_mode reqd_mode);
#endif
diff --git a/include/drm/i915_component.h b/include/drm/i915_component.h
index b46fa0ef3005..545c6e0fea7d 100644
--- a/include/drm/i915_component.h
+++ b/include/drm/i915_component.h
@@ -64,7 +64,7 @@ struct i915_audio_component_ops {
* Called from audio driver. After audio driver sets the
* sample rate, it will call this function to set n/cts
*/
- int (*sync_audio_rate)(struct device *, int port, int rate);
+ int (*sync_audio_rate)(struct device *, int port, int pipe, int rate);
/**
* @get_eld: fill the audio state and ELD bytes for the given port
*
@@ -77,7 +77,7 @@ struct i915_audio_component_ops {
* Note that the returned size may be over @max_bytes. Then it
* implies that only a part of ELD has been copied to the buffer.
*/
- int (*get_eld)(struct device *, int port, bool *enabled,
+ int (*get_eld)(struct device *, int port, int pipe, bool *enabled,
unsigned char *buf, int max_bytes);
};
@@ -97,7 +97,7 @@ struct i915_audio_component_audio_ops {
* status accordingly (even when the HDA controller is in power save
* mode).
*/
- void (*pin_eld_notify)(void *audio_ptr, int port);
+ void (*pin_eld_notify)(void *audio_ptr, int port, int pipe);
};
/**