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authorTomi Valkeinen <tomi.valkeinen@ti.com>2014-06-18 14:21:44 +0300
committerTomi Valkeinen <tomi.valkeinen@ti.com>2014-07-04 11:17:58 +0300
commitab0aee9526988a5f254ce58b59dbcb6a2ae42fd6 (patch)
treeb0ea21cd1188d4b76116dfdee4aa853da7908aa3 /drivers/video
parentc9d2c799447c2f51866fb1e7e88eb5061d11ac43 (diff)
OMAPDSS: HDMI4: add support to set infoframe & HDMI mode
Instead of using hardcoded AVI infoframe, and a custom HDMI/DVI mode selection based in internal videomode tables, add support to set the infoframe and HDMI/DVI mode. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/fbdev/omap2/dss/hdmi4.c53
-rw-r--r--drivers/video/fbdev/omap2/dss/hdmi4_core.c62
2 files changed, 41 insertions, 74 deletions
diff --git a/drivers/video/fbdev/omap2/dss/hdmi4.c b/drivers/video/fbdev/omap2/dss/hdmi4.c
index 626aad2bef4..6a8550cf43e 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi4.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi4.c
@@ -281,29 +281,11 @@ static int hdmi_display_check_timing(struct omap_dss_device *dssdev,
static void hdmi_display_set_timing(struct omap_dss_device *dssdev,
struct omap_video_timings *timings)
{
- struct hdmi_cm cm;
- const struct hdmi_config *t;
-
mutex_lock(&hdmi.lock);
- cm = hdmi_get_code(timings);
- hdmi.cfg.cm = cm;
-
- t = hdmi_get_timings(cm.mode, cm.code);
- if (t != NULL) {
- hdmi.cfg = *t;
-
- dispc_set_tv_pclk(t->timings.pixelclock);
- } else {
- hdmi.cfg.timings = *timings;
- hdmi.cfg.cm.code = 0;
- hdmi.cfg.cm.mode = HDMI_DVI;
-
- dispc_set_tv_pclk(timings->pixelclock);
- }
+ hdmi.cfg.timings = *timings;
- DSSDBG("using mode: %s, code %d\n", hdmi.cfg.cm.mode == HDMI_DVI ?
- "DVI" : "HDMI", hdmi.cfg.cm.code);
+ dispc_set_tv_pclk(timings->pixelclock);
mutex_unlock(&hdmi.lock);
}
@@ -311,14 +293,7 @@ static void hdmi_display_set_timing(struct omap_dss_device *dssdev,
static void hdmi_display_get_timings(struct omap_dss_device *dssdev,
struct omap_video_timings *timings)
{
- const struct hdmi_config *cfg;
- struct hdmi_cm cm = hdmi.cfg.cm;
-
- cfg = hdmi_get_timings(cm.mode, cm.code);
- if (cfg == NULL)
- cfg = hdmi_default_timing();
-
- memcpy(timings, &cfg->timings, sizeof(cfg->timings));
+ *timings = hdmi.cfg.timings;
}
static void hdmi_dump_regs(struct seq_file *s)
@@ -516,7 +491,7 @@ static int hdmi_audio_enable(struct omap_dss_device *dssdev)
mutex_lock(&hdmi.lock);
- if (!hdmi_mode_has_audio(hdmi.cfg.cm.mode)) {
+ if (!hdmi_mode_has_audio(hdmi.cfg.hdmi_dvi_mode)) {
r = -EPERM;
goto err;
}
@@ -554,7 +529,7 @@ static bool hdmi_audio_supported(struct omap_dss_device *dssdev)
mutex_lock(&hdmi.lock);
- r = hdmi_mode_has_audio(hdmi.cfg.cm.mode);
+ r = hdmi_mode_has_audio(hdmi.cfg.hdmi_dvi_mode);
mutex_unlock(&hdmi.lock);
return r;
@@ -568,7 +543,7 @@ static int hdmi_audio_config(struct omap_dss_device *dssdev,
mutex_lock(&hdmi.lock);
- if (!hdmi_mode_has_audio(hdmi.cfg.cm.mode)) {
+ if (!hdmi_mode_has_audio(hdmi.cfg.hdmi_dvi_mode)) {
r = -EPERM;
goto err;
}
@@ -615,6 +590,20 @@ static int hdmi_audio_config(struct omap_dss_device *dssdev,
}
#endif
+static int hdmi_set_infoframe(struct omap_dss_device *dssdev,
+ const struct hdmi_avi_infoframe *avi)
+{
+ hdmi.cfg.infoframe = *avi;
+ return 0;
+}
+
+static int hdmi_set_hdmi_mode(struct omap_dss_device *dssdev,
+ bool hdmi_mode)
+{
+ hdmi.cfg.hdmi_dvi_mode = hdmi_mode ? HDMI_HDMI : HDMI_DVI;
+ return 0;
+}
+
static const struct omapdss_hdmi_ops hdmi_ops = {
.connect = hdmi_connect,
.disconnect = hdmi_disconnect,
@@ -627,6 +616,8 @@ static const struct omapdss_hdmi_ops hdmi_ops = {
.get_timings = hdmi_display_get_timings,
.read_edid = hdmi_read_edid,
+ .set_infoframe = hdmi_set_infoframe,
+ .set_hdmi_mode = hdmi_set_hdmi_mode,
.audio_enable = hdmi_audio_enable,
.audio_disable = hdmi_audio_disable,
diff --git a/drivers/video/fbdev/omap2/dss/hdmi4_core.c b/drivers/video/fbdev/omap2/dss/hdmi4_core.c
index dbdbc5836d5..4ad39cfce25 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi4_core.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi4_core.c
@@ -197,8 +197,7 @@ int hdmi4_read_edid(struct hdmi_core_data *core, u8 *edid, int len)
return l;
}
-static void hdmi_core_init(struct hdmi_core_video_config *video_cfg,
- struct hdmi_core_packet_enable_repeat *repeat_cfg)
+static void hdmi_core_init(struct hdmi_core_video_config *video_cfg)
{
DSSDBG("Enter hdmi_core_init\n");
@@ -209,16 +208,6 @@ static void hdmi_core_init(struct hdmi_core_video_config *video_cfg,
video_cfg->pkt_mode = HDMI_PACKETMODERESERVEDVALUE;
video_cfg->hdmi_dvi = HDMI_DVI;
video_cfg->tclk_sel_clkmult = HDMI_FPLL10IDCK;
-
- /* packet enable and repeat */
- repeat_cfg->audio_pkt = 0;
- repeat_cfg->audio_pkt_repeat = 0;
- repeat_cfg->avi_infoframe = 0;
- repeat_cfg->avi_infoframe_repeat = 0;
- repeat_cfg->gen_cntrl_pkt = 0;
- repeat_cfg->gen_cntrl_pkt_repeat = 0;
- repeat_cfg->generic_pkt = 0;
- repeat_cfg->generic_pkt_repeat = 0;
}
static void hdmi_core_powerdown_disable(struct hdmi_core_data *core)
@@ -283,15 +272,18 @@ static void hdmi_core_video_config(struct hdmi_core_data *core,
HDMI_CORE_SYS_TMDS_CTRL, cfg->tclk_sel_clkmult, 6, 5);
}
-static void hdmi_core_aux_infoframe_avi_config(struct hdmi_core_data *core)
+static void hdmi_core_write_avi_infoframe(struct hdmi_core_data *core,
+ struct hdmi_avi_infoframe *frame)
{
void __iomem *av_base = hdmi_av_base(core);
- struct hdmi_avi_infoframe *frame = &core->avi_infoframe;
u8 data[HDMI_INFOFRAME_SIZE(AVI)];
int i;
hdmi_avi_infoframe_pack(frame, data, sizeof(data));
+ print_hex_dump_debug("AVI: ", DUMP_PREFIX_NONE, 16, 1, data,
+ HDMI_INFOFRAME_SIZE(AVI), false);
+
for (i = 0; i < sizeof(data); ++i) {
hdmi_write_reg(av_base, HDMI_CORE_AV_AVI_BASE + i * 4,
data[i]);
@@ -324,10 +316,9 @@ void hdmi4_configure(struct hdmi_core_data *core,
struct hdmi_video_format video_format;
/* HDMI core */
struct hdmi_core_video_config v_core_cfg;
- struct hdmi_core_packet_enable_repeat repeat_cfg;
- struct hdmi_avi_infoframe *avi_infoframe = &core->avi_infoframe;
+ struct hdmi_core_packet_enable_repeat repeat_cfg = { 0 };
- hdmi_core_init(&v_core_cfg, &repeat_cfg);
+ hdmi_core_init(&v_core_cfg);
hdmi_wp_init_vid_fmt_timings(&video_format, &video_timing, cfg);
@@ -350,39 +341,24 @@ void hdmi4_configure(struct hdmi_core_data *core,
hdmi_core_powerdown_disable(core);
v_core_cfg.pkt_mode = HDMI_PACKETMODE24BITPERPIXEL;
- v_core_cfg.hdmi_dvi = cfg->cm.mode;
+ v_core_cfg.hdmi_dvi = cfg->hdmi_dvi_mode;
hdmi_core_video_config(core, &v_core_cfg);
/* release software reset in the core */
hdmi_core_swreset_release(core);
- /*
- * configure packet
- * info frame video see doc CEA861-D page 65
- */
- hdmi_avi_infoframe_init(avi_infoframe);
- avi_infoframe->colorspace = HDMI_COLORSPACE_RGB;
- avi_infoframe->scan_mode = HDMI_SCAN_MODE_NONE;
- avi_infoframe->colorimetry = HDMI_COLORIMETRY_NONE;
- avi_infoframe->picture_aspect = HDMI_PICTURE_ASPECT_NONE;
- avi_infoframe->active_aspect = HDMI_ACTIVE_ASPECT_PICTURE;
- avi_infoframe->itc = 0;
- avi_infoframe->extended_colorimetry = HDMI_EXTENDED_COLORIMETRY_XV_YCC_601;
- avi_infoframe->quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT;
- avi_infoframe->nups = HDMI_NUPS_UNKNOWN;
- avi_infoframe->video_code = cfg->cm.code;
- avi_infoframe->ycc_quantization_range = HDMI_YCC_QUANTIZATION_RANGE_LIMITED;
- avi_infoframe->content_type = HDMI_CONTENT_TYPE_NONE;
- avi_infoframe->pixel_repeat = 0;
- hdmi_core_aux_infoframe_avi_config(core);
+ if (cfg->hdmi_dvi_mode == HDMI_HDMI) {
+ hdmi_core_write_avi_infoframe(core, &cfg->infoframe);
+
+ /* enable/repeat the infoframe */
+ repeat_cfg.avi_infoframe = HDMI_PACKETENABLE;
+ repeat_cfg.avi_infoframe_repeat = HDMI_PACKETREPEATON;
+ /* wakeup */
+ repeat_cfg.audio_pkt = HDMI_PACKETENABLE;
+ repeat_cfg.audio_pkt_repeat = HDMI_PACKETREPEATON;
+ }
- /* enable/repeat the infoframe */
- repeat_cfg.avi_infoframe = HDMI_PACKETENABLE;
- repeat_cfg.avi_infoframe_repeat = HDMI_PACKETREPEATON;
- /* wakeup */
- repeat_cfg.audio_pkt = HDMI_PACKETENABLE;
- repeat_cfg.audio_pkt_repeat = HDMI_PACKETREPEATON;
hdmi_core_av_packet_config(core, repeat_cfg);
}