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提交 3904fb78 编写于 作者: V Ville Syrjälä
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drm/i915: hsw+ audio regs are per-transocder 

s/pipe/transcoder/ when dealing with hsw+ audio registers. This
won't actually make any real difference since there is no audio
on the EDP transcoder. But this should avoid a bit of confusion
when cross checking against the spec.
Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190430142901.7302-2-ville.syrjala@linux.intel.comReviewed-by: NJani Nikula <jani.nikula@intel.com>
上级 abf4b8ed
隐藏空白更改
内联 并排
Showing with 32 addition and 35 deletion
drivers/gpu/drm/i915/i915_reg.h
浏览文件 @ 3904fb78
......@@ -9011,32 +9011,32 @@ enum {
/* HSW Audio */
#define _HSW_AUD_CONFIG_A 0x65000
#define _HSW_AUD_CONFIG_B 0x65100
#define HSW_AUD_CFG(pipe) _MMIO_PIPE(pipe, _HSW_AUD_CONFIG_A, _HSW_AUD_CONFIG_B)
#define HSW_AUD_CFG(trans) _MMIO_TRANS(trans, _HSW_AUD_CONFIG_A, _HSW_AUD_CONFIG_B)
#define _HSW_AUD_MISC_CTRL_A 0x65010
#define _HSW_AUD_MISC_CTRL_B 0x65110
#define HSW_AUD_MISC_CTRL(pipe) _MMIO_PIPE(pipe, _HSW_AUD_MISC_CTRL_A, _HSW_AUD_MISC_CTRL_B)
#define HSW_AUD_MISC_CTRL(trans) _MMIO_TRANS(trans, _HSW_AUD_MISC_CTRL_A, _HSW_AUD_MISC_CTRL_B)
#define _HSW_AUD_M_CTS_ENABLE_A 0x65028
#define _HSW_AUD_M_CTS_ENABLE_B 0x65128
#define HSW_AUD_M_CTS_ENABLE(pipe) _MMIO_PIPE(pipe, _HSW_AUD_M_CTS_ENABLE_A, _HSW_AUD_M_CTS_ENABLE_B)
#define HSW_AUD_M_CTS_ENABLE(trans) _MMIO_TRANS(trans, _HSW_AUD_M_CTS_ENABLE_A, _HSW_AUD_M_CTS_ENABLE_B)
#define AUD_M_CTS_M_VALUE_INDEX (1 << 21)
#define AUD_M_CTS_M_PROG_ENABLE (1 << 20)
#define AUD_CONFIG_M_MASK 0xfffff
#define _HSW_AUD_DIP_ELD_CTRL_ST_A 0x650b4
#define _HSW_AUD_DIP_ELD_CTRL_ST_B 0x651b4
#define HSW_AUD_DIP_ELD_CTRL(pipe) _MMIO_PIPE(pipe, _HSW_AUD_DIP_ELD_CTRL_ST_A, _HSW_AUD_DIP_ELD_CTRL_ST_B)
#define HSW_AUD_DIP_ELD_CTRL(trans) _MMIO_TRANS(trans, _HSW_AUD_DIP_ELD_CTRL_ST_A, _HSW_AUD_DIP_ELD_CTRL_ST_B)
/* Audio Digital Converter */
#define _HSW_AUD_DIG_CNVT_1 0x65080
#define _HSW_AUD_DIG_CNVT_2 0x65180
#define AUD_DIG_CNVT(pipe) _MMIO_PIPE(pipe, _HSW_AUD_DIG_CNVT_1, _HSW_AUD_DIG_CNVT_2)
#define AUD_DIG_CNVT(trans) _MMIO_TRANS(trans, _HSW_AUD_DIG_CNVT_1, _HSW_AUD_DIG_CNVT_2)
#define DIP_PORT_SEL_MASK 0x3
#define _HSW_AUD_EDID_DATA_A 0x65050
#define _HSW_AUD_EDID_DATA_B 0x65150
#define HSW_AUD_EDID_DATA(pipe) _MMIO_PIPE(pipe, _HSW_AUD_EDID_DATA_A, _HSW_AUD_EDID_DATA_B)
#define HSW_AUD_EDID_DATA(trans) _MMIO_TRANS(trans, _HSW_AUD_EDID_DATA_A, _HSW_AUD_EDID_DATA_B)
#define HSW_AUD_PIPE_CONV_CFG _MMIO(0x6507c)
#define HSW_AUD_PIN_ELD_CP_VLD _MMIO(0x650c0)
......
drivers/gpu/drm/i915/intel_audio.c
浏览文件 @ 3904fb78
......@@ -319,9 +319,8 @@ hsw_dp_audio_config_update(struct intel_encoder *encoder,
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct i915_audio_component *acomp = dev_priv->audio_component;
struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
enum port port = encoder->port;
enum pipe pipe = crtc->pipe;
const struct dp_aud_n_m *nm;
int rate;
u32 tmp;
......@@ -333,7 +332,7 @@ hsw_dp_audio_config_update(struct intel_encoder *encoder,
else
DRM_DEBUG_KMS("using automatic Maud, Naud\n");
tmp = I915_READ(HSW_AUD_CFG(pipe));
tmp = I915_READ(HSW_AUD_CFG(cpu_transcoder));
tmp &= ~AUD_CONFIG_N_VALUE_INDEX;
tmp &= ~AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK;
tmp &= ~AUD_CONFIG_N_PROG_ENABLE;
......@@ -345,9 +344,9 @@ hsw_dp_audio_config_update(struct intel_encoder *encoder,
tmp |= AUD_CONFIG_N_PROG_ENABLE;
}
I915_WRITE(HSW_AUD_CFG(pipe), tmp);
I915_WRITE(HSW_AUD_CFG(cpu_transcoder), tmp);
tmp = I915_READ(HSW_AUD_M_CTS_ENABLE(pipe));
tmp = I915_READ(HSW_AUD_M_CTS_ENABLE(cpu_transcoder));
tmp &= ~AUD_CONFIG_M_MASK;
tmp &= ~AUD_M_CTS_M_VALUE_INDEX;
tmp &= ~AUD_M_CTS_M_PROG_ENABLE;
......@@ -358,7 +357,7 @@ hsw_dp_audio_config_update(struct intel_encoder *encoder,
tmp |= AUD_M_CTS_M_PROG_ENABLE;
}
I915_WRITE(HSW_AUD_M_CTS_ENABLE(pipe), tmp);
I915_WRITE(HSW_AUD_M_CTS_ENABLE(cpu_transcoder), tmp);
}
static void
......@@ -367,15 +366,14 @@ hsw_hdmi_audio_config_update(struct intel_encoder *encoder,
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct i915_audio_component *acomp = dev_priv->audio_component;
struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
enum port port = encoder->port;
enum pipe pipe = crtc->pipe;
int n, rate;
u32 tmp;
rate = acomp ? acomp->aud_sample_rate[port] : 0;
tmp = I915_READ(HSW_AUD_CFG(pipe));
tmp = I915_READ(HSW_AUD_CFG(cpu_transcoder));
tmp &= ~AUD_CONFIG_N_VALUE_INDEX;
tmp &= ~AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK;
tmp &= ~AUD_CONFIG_N_PROG_ENABLE;
......@@ -392,16 +390,16 @@ hsw_hdmi_audio_config_update(struct intel_encoder *encoder,
DRM_DEBUG_KMS("using automatic N\n");
}
I915_WRITE(HSW_AUD_CFG(pipe), tmp);
I915_WRITE(HSW_AUD_CFG(cpu_transcoder), tmp);
/*
* Let's disable "Enable CTS or M Prog bit"
* and let HW calculate the value
*/
tmp = I915_READ(HSW_AUD_M_CTS_ENABLE(pipe));
tmp = I915_READ(HSW_AUD_M_CTS_ENABLE(cpu_transcoder));
tmp &= ~AUD_M_CTS_M_PROG_ENABLE;
tmp &= ~AUD_M_CTS_M_VALUE_INDEX;
I915_WRITE(HSW_AUD_M_CTS_ENABLE(pipe), tmp);
I915_WRITE(HSW_AUD_M_CTS_ENABLE(cpu_transcoder), tmp);
}
static void
......@@ -419,28 +417,28 @@ static void hsw_audio_codec_disable(struct intel_encoder *encoder,
const struct drm_connector_state *old_conn_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->base.crtc);
enum pipe pipe = crtc->pipe;
enum transcoder cpu_transcoder = old_crtc_state->cpu_transcoder;
u32 tmp;
DRM_DEBUG_KMS("Disable audio codec on pipe %c\n", pipe_name(pipe));
DRM_DEBUG_KMS("Disable audio codec on transcoder %s\n",
transcoder_name(cpu_transcoder));
mutex_lock(&dev_priv->av_mutex);
/* Disable timestamps */
tmp = I915_READ(HSW_AUD_CFG(pipe));
tmp = I915_READ(HSW_AUD_CFG(cpu_transcoder));
tmp &= ~AUD_CONFIG_N_VALUE_INDEX;
tmp |= AUD_CONFIG_N_PROG_ENABLE;
tmp &= ~AUD_CONFIG_UPPER_N_MASK;
tmp &= ~AUD_CONFIG_LOWER_N_MASK;
if (intel_crtc_has_dp_encoder(old_crtc_state))
tmp |= AUD_CONFIG_N_VALUE_INDEX;
I915_WRITE(HSW_AUD_CFG(pipe), tmp);
I915_WRITE(HSW_AUD_CFG(cpu_transcoder), tmp);
/* Invalidate ELD */
tmp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD);
tmp &= ~AUDIO_ELD_VALID(pipe);
tmp &= ~AUDIO_OUTPUT_ENABLE(pipe);
tmp &= ~AUDIO_ELD_VALID(cpu_transcoder);
tmp &= ~AUDIO_OUTPUT_ENABLE(cpu_transcoder);
I915_WRITE(HSW_AUD_PIN_ELD_CP_VLD, tmp);
mutex_unlock(&dev_priv->av_mutex);
......@@ -451,22 +449,21 @@ static void hsw_audio_codec_enable(struct intel_encoder *encoder,
const struct drm_connector_state *conn_state)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
struct drm_connector *connector = conn_state->connector;
enum pipe pipe = crtc->pipe;
enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
const u8 *eld = connector->eld;
u32 tmp;
int len, i;
DRM_DEBUG_KMS("Enable audio codec on pipe %c, %u bytes ELD\n",
pipe_name(pipe), drm_eld_size(eld));
DRM_DEBUG_KMS("Enable audio codec on transcoder %s, %u bytes ELD\n",
transcoder_name(cpu_transcoder), drm_eld_size(eld));
mutex_lock(&dev_priv->av_mutex);
/* Enable audio presence detect, invalidate ELD */
tmp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD);
tmp |= AUDIO_OUTPUT_ENABLE(pipe);
tmp &= ~AUDIO_ELD_VALID(pipe);
tmp |= AUDIO_OUTPUT_ENABLE(cpu_transcoder);
tmp &= ~AUDIO_ELD_VALID(cpu_transcoder);
I915_WRITE(HSW_AUD_PIN_ELD_CP_VLD, tmp);
/*
......@@ -477,18 +474,18 @@ static void hsw_audio_codec_enable(struct intel_encoder *encoder,
*/
/* Reset ELD write address */
tmp = I915_READ(HSW_AUD_DIP_ELD_CTRL(pipe));
tmp = I915_READ(HSW_AUD_DIP_ELD_CTRL(cpu_transcoder));
tmp &= ~IBX_ELD_ADDRESS_MASK;
I915_WRITE(HSW_AUD_DIP_ELD_CTRL(pipe), tmp);
I915_WRITE(HSW_AUD_DIP_ELD_CTRL(cpu_transcoder), tmp);
/* Up to 84 bytes of hw ELD buffer */
len = min(drm_eld_size(eld), 84);
for (i = 0; i < len / 4; i++)
I915_WRITE(HSW_AUD_EDID_DATA(pipe), *((const u32 *)eld + i));
I915_WRITE(HSW_AUD_EDID_DATA(cpu_transcoder), *((const u32 *)eld + i));
/* ELD valid */
tmp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD);
tmp |= AUDIO_ELD_VALID(pipe);
tmp |= AUDIO_ELD_VALID(cpu_transcoder);
I915_WRITE(HSW_AUD_PIN_ELD_CP_VLD, tmp);
/* Enable timestamps */
......
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