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path: root/drivers/gpu/drm/i915/intel_audio.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_audio.c')
-rw-r--r--drivers/gpu/drm/i915/intel_audio.c48
1 files changed, 29 insertions, 19 deletions
diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
index 3ea566f99450..bb94172ffc07 100644
--- a/drivers/gpu/drm/i915/intel_audio.c
+++ b/drivers/gpu/drm/i915/intel_audio.c
@@ -59,6 +59,7 @@
*/
/* DP N/M table */
+#define LC_810M 810000
#define LC_540M 540000
#define LC_270M 270000
#define LC_162M 162000
@@ -99,6 +100,15 @@ static const struct dp_aud_n_m dp_aud_n_m[] = {
{ 128000, LC_540M, 4096, 33750 },
{ 176400, LC_540M, 3136, 18750 },
{ 192000, LC_540M, 2048, 11250 },
+ { 32000, LC_810M, 1024, 50625 },
+ { 44100, LC_810M, 784, 28125 },
+ { 48000, LC_810M, 512, 16875 },
+ { 64000, LC_810M, 2048, 50625 },
+ { 88200, LC_810M, 1568, 28125 },
+ { 96000, LC_810M, 1024, 16875 },
+ { 128000, LC_810M, 4096, 50625 },
+ { 176400, LC_810M, 3136, 28125 },
+ { 192000, LC_810M, 2048, 16875 },
};
static const struct dp_aud_n_m *
@@ -198,13 +208,13 @@ static int audio_config_hdmi_get_n(const struct intel_crtc_state *crtc_state,
}
static bool intel_eld_uptodate(struct drm_connector *connector,
- i915_reg_t reg_eldv, uint32_t bits_eldv,
- i915_reg_t reg_elda, uint32_t bits_elda,
+ i915_reg_t reg_eldv, u32 bits_eldv,
+ i915_reg_t reg_elda, u32 bits_elda,
i915_reg_t reg_edid)
{
struct drm_i915_private *dev_priv = to_i915(connector->dev);
- uint8_t *eld = connector->eld;
- uint32_t tmp;
+ const u8 *eld = connector->eld;
+ u32 tmp;
int i;
tmp = I915_READ(reg_eldv);
@@ -218,7 +228,7 @@ static bool intel_eld_uptodate(struct drm_connector *connector,
I915_WRITE(reg_elda, tmp);
for (i = 0; i < drm_eld_size(eld) / 4; i++)
- if (I915_READ(reg_edid) != *((uint32_t *)eld + i))
+ if (I915_READ(reg_edid) != *((const u32 *)eld + i))
return false;
return true;
@@ -229,7 +239,7 @@ static void g4x_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);
- uint32_t eldv, tmp;
+ u32 eldv, tmp;
DRM_DEBUG_KMS("Disable audio codec\n");
@@ -251,12 +261,12 @@ static void g4x_audio_codec_enable(struct intel_encoder *encoder,
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct drm_connector *connector = conn_state->connector;
- uint8_t *eld = connector->eld;
- uint32_t eldv;
- uint32_t tmp;
+ const u8 *eld = connector->eld;
+ u32 eldv;
+ u32 tmp;
int len, i;
- DRM_DEBUG_KMS("Enable audio codec, %u bytes ELD\n", eld[2]);
+ DRM_DEBUG_KMS("Enable audio codec, %u bytes ELD\n", drm_eld_size(eld));
tmp = I915_READ(G4X_AUD_VID_DID);
if (tmp == INTEL_AUDIO_DEVBLC || tmp == INTEL_AUDIO_DEVCL)
@@ -278,7 +288,7 @@ static void g4x_audio_codec_enable(struct intel_encoder *encoder,
len = min(drm_eld_size(eld) / 4, len);
DRM_DEBUG_DRIVER("ELD size %d\n", len);
for (i = 0; i < len; i++)
- I915_WRITE(G4X_HDMIW_HDMIEDID, *((uint32_t *)eld + i));
+ I915_WRITE(G4X_HDMIW_HDMIEDID, *((const u32 *)eld + i));
tmp = I915_READ(G4X_AUD_CNTL_ST);
tmp |= eldv;
@@ -393,7 +403,7 @@ static void hsw_audio_codec_disable(struct intel_encoder *encoder,
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;
- uint32_t tmp;
+ u32 tmp;
DRM_DEBUG_KMS("Disable audio codec on pipe %c\n", pipe_name(pipe));
@@ -426,8 +436,8 @@ static void hsw_audio_codec_enable(struct intel_encoder *encoder,
struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
struct drm_connector *connector = conn_state->connector;
enum pipe pipe = crtc->pipe;
- const uint8_t *eld = connector->eld;
- uint32_t tmp;
+ const u8 *eld = connector->eld;
+ u32 tmp;
int len, i;
DRM_DEBUG_KMS("Enable audio codec on pipe %c, %u bytes ELD\n",
@@ -456,7 +466,7 @@ static void hsw_audio_codec_enable(struct intel_encoder *encoder,
/* 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), *((uint32_t *)eld + i));
+ I915_WRITE(HSW_AUD_EDID_DATA(pipe), *((const u32 *)eld + i));
/* ELD valid */
tmp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD);
@@ -477,7 +487,7 @@ static void ilk_audio_codec_disable(struct intel_encoder *encoder,
struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->base.crtc);
enum pipe pipe = crtc->pipe;
enum port port = encoder->port;
- uint32_t tmp, eldv;
+ u32 tmp, eldv;
i915_reg_t aud_config, aud_cntrl_st2;
DRM_DEBUG_KMS("Disable audio codec on port %c, pipe %c\n",
@@ -524,8 +534,8 @@ static void ilk_audio_codec_enable(struct intel_encoder *encoder,
struct drm_connector *connector = conn_state->connector;
enum pipe pipe = crtc->pipe;
enum port port = encoder->port;
- uint8_t *eld = connector->eld;
- uint32_t tmp, eldv;
+ const u8 *eld = connector->eld;
+ u32 tmp, eldv;
int len, i;
i915_reg_t hdmiw_hdmiedid, aud_config, aud_cntl_st, aud_cntrl_st2;
@@ -575,7 +585,7 @@ static void ilk_audio_codec_enable(struct intel_encoder *encoder,
/* Up to 84 bytes of hw ELD buffer */
len = min(drm_eld_size(eld), 84);
for (i = 0; i < len / 4; i++)
- I915_WRITE(hdmiw_hdmiedid, *((uint32_t *)eld + i));
+ I915_WRITE(hdmiw_hdmiedid, *((const u32 *)eld + i));
/* ELD valid */
tmp = I915_READ(aud_cntrl_st2);