aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/video
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/omap2/dss/dispc.c24
-rw-r--r--drivers/video/omap2/dss/dss.h4
-rw-r--r--drivers/video/omap2/dss/dss_features.c22
-rw-r--r--drivers/video/omap2/dss/dss_features.h3
-rw-r--r--drivers/video/omap2/dss/manager.c28
5 files changed, 46 insertions, 35 deletions
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index 5e6849e224c2..e0639d328c5b 100644
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -179,7 +179,8 @@ static void dispc_save_context(void)
SR(CONTROL);
SR(CONFIG);
SR(LINE_NUMBER);
- if (dss_has_feature(FEAT_GLOBAL_ALPHA))
+ if (dss_has_feature(FEAT_ALPHA_FIXED_ZORDER) ||
+ dss_has_feature(FEAT_ALPHA_FREE_ZORDER))
SR(GLOBAL_ALPHA);
if (dss_has_feature(FEAT_MGR_LCD2)) {
SR(CONTROL2);
@@ -293,7 +294,8 @@ static void dispc_restore_context(void)
/*RR(CONTROL);*/
RR(CONFIG);
RR(LINE_NUMBER);
- if (dss_has_feature(FEAT_GLOBAL_ALPHA))
+ if (dss_has_feature(FEAT_ALPHA_FIXED_ZORDER) ||
+ dss_has_feature(FEAT_ALPHA_FREE_ZORDER))
RR(GLOBAL_ALPHA);
if (dss_has_feature(FEAT_MGR_LCD2))
RR(CONFIG2);
@@ -2159,38 +2161,35 @@ void dispc_mgr_enable_trans_key(enum omap_channel ch, bool enable)
else /* OMAP_DSS_CHANNEL_LCD2 */
REG_FLD_MOD(DISPC_CONFIG2, enable, 10, 10);
}
-void dispc_mgr_enable_alpha_blending(enum omap_channel ch, bool enable)
+
+void dispc_mgr_enable_alpha_fixed_zorder(enum omap_channel ch, bool enable)
{
- if (!dss_has_feature(FEAT_GLOBAL_ALPHA))
+ if (!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER))
return;
if (ch == OMAP_DSS_CHANNEL_LCD)
REG_FLD_MOD(DISPC_CONFIG, enable, 18, 18);
else if (ch == OMAP_DSS_CHANNEL_DIGIT)
REG_FLD_MOD(DISPC_CONFIG, enable, 19, 19);
- else /* OMAP_DSS_CHANNEL_LCD2 */
- REG_FLD_MOD(DISPC_CONFIG2, enable, 18, 18);
}
-bool dispc_mgr_alpha_blending_enabled(enum omap_channel ch)
+
+bool dispc_mgr_alpha_fixed_zorder_enabled(enum omap_channel ch)
{
bool enabled;
- if (!dss_has_feature(FEAT_GLOBAL_ALPHA))
+ if (!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER))
return false;
if (ch == OMAP_DSS_CHANNEL_LCD)
enabled = REG_GET(DISPC_CONFIG, 18, 18);
else if (ch == OMAP_DSS_CHANNEL_DIGIT)
enabled = REG_GET(DISPC_CONFIG, 19, 19);
- else if (ch == OMAP_DSS_CHANNEL_LCD2)
- enabled = REG_GET(DISPC_CONFIG2, 18, 18);
else
BUG();
return enabled;
}
-
bool dispc_mgr_trans_key_enabled(enum omap_channel ch)
{
bool enabled;
@@ -2603,7 +2602,8 @@ void dispc_dump_regs(struct seq_file *s)
DUMPREG(DISPC_CAPABLE);
DUMPREG(DISPC_LINE_STATUS);
DUMPREG(DISPC_LINE_NUMBER);
- if (dss_has_feature(FEAT_GLOBAL_ALPHA))
+ if (dss_has_feature(FEAT_ALPHA_FIXED_ZORDER) ||
+ dss_has_feature(FEAT_ALPHA_FREE_ZORDER))
DUMPREG(DISPC_GLOBAL_ALPHA);
if (dss_has_feature(FEAT_MGR_LCD2)) {
DUMPREG(DISPC_CONTROL2);
diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index 865200724778..6308fc59fc9e 100644
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -430,9 +430,9 @@ void dispc_mgr_get_trans_key(enum omap_channel ch,
enum omap_dss_trans_key_type *type,
u32 *trans_key);
void dispc_mgr_enable_trans_key(enum omap_channel ch, bool enable);
-void dispc_mgr_enable_alpha_blending(enum omap_channel ch, bool enable);
+void dispc_mgr_enable_alpha_fixed_zorder(enum omap_channel ch, bool enable);
bool dispc_mgr_trans_key_enabled(enum omap_channel ch);
-bool dispc_mgr_alpha_blending_enabled(enum omap_channel ch);
+bool dispc_mgr_alpha_fixed_zorder_enabled(enum omap_channel ch);
void dispc_mgr_set_lcd_timings(enum omap_channel channel,
struct omap_video_timings *timings);
void dispc_mgr_set_pol_freq(enum omap_channel channel,
diff --git a/drivers/video/omap2/dss/dss_features.c b/drivers/video/omap2/dss/dss_features.c
index a2fc8e058689..eb08b003ba49 100644
--- a/drivers/video/omap2/dss/dss_features.c
+++ b/drivers/video/omap2/dss/dss_features.c
@@ -248,15 +248,16 @@ static const enum omap_overlay_caps omap3630_dss_overlay_caps[] = {
static const enum omap_overlay_caps omap4_dss_overlay_caps[] = {
/* OMAP_DSS_GFX */
- OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA,
+ OMAP_DSS_OVL_CAP_GLOBAL_ALPHA | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA |
+ OMAP_DSS_OVL_CAP_ZORDER,
/* OMAP_DSS_VIDEO1 */
OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
- OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA,
+ OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER,
/* OMAP_DSS_VIDEO2 */
OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_GLOBAL_ALPHA |
- OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA,
+ OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA | OMAP_DSS_OVL_CAP_ZORDER,
};
static const char * const omap2_dss_clk_source_names[] = {
@@ -342,13 +343,13 @@ static const struct omap_dss_features omap3430_dss_features = {
.num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
.has_feature =
- FEAT_GLOBAL_ALPHA | FEAT_LCDENABLEPOL |
+ FEAT_LCDENABLEPOL |
FEAT_LCDENABLESIGNAL | FEAT_PCKFREEENABLE |
FEAT_FUNCGATED | FEAT_ROWREPEATENABLE |
FEAT_LINEBUFFERSPLIT | FEAT_RESIZECONF |
FEAT_DSI_PLL_FREQSEL | FEAT_DSI_REVERSE_TXCLKESC |
FEAT_VENC_REQUIRES_TV_DAC_CLK | FEAT_CPR | FEAT_PRELOAD |
- FEAT_FIR_COEF_V,
+ FEAT_FIR_COEF_V | FEAT_ALPHA_FIXED_ZORDER,
.num_mgrs = 2,
.num_ovls = 3,
@@ -366,13 +367,13 @@ static const struct omap_dss_features omap3630_dss_features = {
.num_reg_fields = ARRAY_SIZE(omap3_dss_reg_fields),
.has_feature =
- FEAT_GLOBAL_ALPHA | FEAT_LCDENABLEPOL |
+ FEAT_LCDENABLEPOL |
FEAT_LCDENABLESIGNAL | FEAT_PCKFREEENABLE |
FEAT_FUNCGATED |
FEAT_ROWREPEATENABLE | FEAT_LINEBUFFERSPLIT |
FEAT_RESIZECONF | FEAT_DSI_PLL_PWR_BUG |
FEAT_DSI_PLL_FREQSEL | FEAT_CPR | FEAT_PRELOAD |
- FEAT_FIR_COEF_V,
+ FEAT_FIR_COEF_V | FEAT_ALPHA_FIXED_ZORDER,
.num_mgrs = 2,
.num_ovls = 3,
@@ -392,12 +393,12 @@ static const struct omap_dss_features omap4430_es1_0_dss_features = {
.num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
.has_feature =
- FEAT_GLOBAL_ALPHA |
FEAT_MGR_LCD2 |
FEAT_CORE_CLK_DIV | FEAT_LCD_CLK_SRC |
FEAT_DSI_DCS_CMD_CONFIG_VC | FEAT_DSI_VC_OCP_WIDTH |
FEAT_DSI_GNQ | FEAT_HANDLE_UV_SEPARATE | FEAT_ATTR2 |
- FEAT_CPR | FEAT_PRELOAD | FEAT_FIR_COEF_V,
+ FEAT_CPR | FEAT_PRELOAD | FEAT_FIR_COEF_V |
+ FEAT_ALPHA_FREE_ZORDER,
.num_mgrs = 3,
.num_ovls = 3,
@@ -416,13 +417,12 @@ static const struct omap_dss_features omap4_dss_features = {
.num_reg_fields = ARRAY_SIZE(omap4_dss_reg_fields),
.has_feature =
- FEAT_GLOBAL_ALPHA |
FEAT_MGR_LCD2 |
FEAT_CORE_CLK_DIV | FEAT_LCD_CLK_SRC |
FEAT_DSI_DCS_CMD_CONFIG_VC | FEAT_DSI_VC_OCP_WIDTH |
FEAT_DSI_GNQ | FEAT_HDMI_CTS_SWMODE |
FEAT_HANDLE_UV_SEPARATE | FEAT_ATTR2 | FEAT_CPR |
- FEAT_PRELOAD | FEAT_FIR_COEF_V,
+ FEAT_PRELOAD | FEAT_FIR_COEF_V | FEAT_ALPHA_FREE_ZORDER,
.num_mgrs = 3,
.num_ovls = 3,
diff --git a/drivers/video/omap2/dss/dss_features.h b/drivers/video/omap2/dss/dss_features.h
index cd606447fcfc..e81271a0e005 100644
--- a/drivers/video/omap2/dss/dss_features.h
+++ b/drivers/video/omap2/dss/dss_features.h
@@ -31,7 +31,6 @@
/* DSS has feature id */
enum dss_feat_id {
- FEAT_GLOBAL_ALPHA = 1 << 0,
FEAT_LCDENABLEPOL = 1 << 3,
FEAT_LCDENABLESIGNAL = 1 << 4,
FEAT_PCKFREEENABLE = 1 << 5,
@@ -57,6 +56,8 @@ enum dss_feat_id {
FEAT_CPR = 1 << 23,
FEAT_PRELOAD = 1 << 24,
FEAT_FIR_COEF_V = 1 << 25,
+ FEAT_ALPHA_FIXED_ZORDER = 1 << 26,
+ FEAT_ALPHA_FREE_ZORDER = 1 << 27,
};
/* DSS register field id */
diff --git a/drivers/video/omap2/dss/manager.c b/drivers/video/omap2/dss/manager.c
index fdbbeebcd75c..6e63845cc7d7 100644
--- a/drivers/video/omap2/dss/manager.c
+++ b/drivers/video/omap2/dss/manager.c
@@ -249,7 +249,10 @@ static ssize_t manager_trans_key_enabled_store(struct omap_overlay_manager *mgr,
static ssize_t manager_alpha_blending_enabled_show(
struct omap_overlay_manager *mgr, char *buf)
{
- return snprintf(buf, PAGE_SIZE, "%d\n", mgr->info.alpha_enabled);
+ WARN_ON(!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER));
+
+ return snprintf(buf, PAGE_SIZE, "%d\n",
+ mgr->info.partial_alpha_enabled);
}
static ssize_t manager_alpha_blending_enabled_store(
@@ -260,13 +263,15 @@ static ssize_t manager_alpha_blending_enabled_store(
bool enable;
int r;
+ WARN_ON(!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER));
+
r = strtobool(buf, &enable);
if (r)
return r;
mgr->get_manager_info(mgr, &info);
- info.alpha_enabled = enable;
+ info.partial_alpha_enabled = enable;
r = mgr->set_manager_info(mgr, &info);
if (r)
@@ -966,7 +971,7 @@ static void configure_manager(enum omap_channel channel)
dispc_mgr_set_default_color(channel, mi->default_color);
dispc_mgr_set_trans_key(channel, mi->trans_key_type, mi->trans_key);
dispc_mgr_enable_trans_key(channel, mi->trans_enabled);
- dispc_mgr_enable_alpha_blending(channel, mi->alpha_enabled);
+ dispc_mgr_enable_alpha_fixed_zorder(channel, mi->partial_alpha_enabled);
if (dss_has_feature(FEAT_CPR)) {
dispc_mgr_enable_cpr(channel, mi->cpr_enable);
dispc_mgr_set_cpr_coef(channel, &mi->cpr_coefs);
@@ -1481,12 +1486,17 @@ static int omap_dss_mgr_apply(struct omap_overlay_manager *mgr)
static int dss_check_manager(struct omap_overlay_manager *mgr)
{
- /* OMAP supports only graphics source transparency color key and alpha
- * blending simultaneously. See TRM 15.4.2.4.2.2 Alpha Mode */
-
- if (mgr->info.alpha_enabled && mgr->info.trans_enabled &&
- mgr->info.trans_key_type != OMAP_DSS_COLOR_KEY_GFX_DST)
- return -EINVAL;
+ if (dss_has_feature(FEAT_ALPHA_FIXED_ZORDER)) {
+ /*
+ * OMAP3 supports only graphics source transparency color key
+ * and alpha blending simultaneously. See TRM 15.4.2.4.2.2
+ * Alpha Mode
+ */
+ if (mgr->info.partial_alpha_enabled && mgr->info.trans_enabled
+ && mgr->info.trans_key_type !=
+ OMAP_DSS_COLOR_KEY_GFX_DST)
+ return -EINVAL;
+ }
return 0;
}

Privacy Policy