target: msm8226: Add support for parsing panel selection
Display panel can be selected dynamically using the fastboot
oem command. Add support for parsing and initializing the panel
selected by the user. If the specified panel is not supported
then fall-back to the default panel for the platform.
Change-Id: I43e4cd1a598660ba7e7a993548afc4a16dec882a
diff --git a/target/msm8226/oem_panel.c b/target/msm8226/oem_panel.c
index 5b5cc21..b1e0f90 100755
--- a/target/msm8226/oem_panel.c
+++ b/target/msm8226/oem_panel.c
@@ -52,6 +52,7 @@
#define DISPLAY_MAX_PANEL_DETECTION 2
#define SSD2080M_720P_VIDEO_PANEL_ON_DELAY 200
+#define MAX_PANEL_ID_LEN 64
/*---------------------------------------------------------------------------*/
/* static panel selection variable */
@@ -78,8 +79,61 @@
HW_PLATFORM_SUBTYPE_SKUG = 5,
};
+struct panel_list {
+ char name[MAX_PANEL_ID_LEN];
+ uint32_t id;
+};
+
+/*
+ * The list of panels that are supported on this target.
+ * Any panel in this list can be selected using fastboot oem command.
+ */
+static struct panel_list supp_panels[] = {
+ {"toshiba_720p_video", TOSHIBA_720P_VIDEO_PANEL},
+ {"nt35590_720p_cmd", NT35590_720P_CMD_PANEL},
+ {"nt35590_720p_video", NT35590_720P_VIDEO_PANEL},
+ {"nt35596_1080p_video", NT35596_1080P_VIDEO_PANEL},
+ {"hx8394a_720p_video", HX8394A_720P_VIDEO_PANEL},
+ {"nt35521_720p_video", NT35521_720P_VIDEO_PANEL},
+ {"ssd2080m_720p_video", SSD2080M_720P_VIDEO_PANEL},
+ {"jdi_1080p_video", JDI_1080P_VIDEO_PANEL},
+};
+
static uint32_t panel_id;
+static uint32_t panel_name_to_id(const char *panel_name)
+{
+ uint32_t i;
+ uint32_t panel_id = UNKNOWN_PANEL;
+
+ /* Remove any leading whitespaces */
+ panel_name += strspn(panel_name, " ");
+ for (i = 0; i < ARRAY_SIZE(supp_panels); i++) {
+ if (!strncmp(panel_name, supp_panels[i].name,
+ MAX_PANEL_ID_LEN)) {
+ panel_id = supp_panels[i].id;
+ break;
+ }
+ }
+
+ return panel_id;
+}
+
+static const char *panel_id_to_name(uint32_t panel_id)
+{
+ uint32_t i;
+ char *panel_name = "???";
+
+ for (i = 0; i < ARRAY_SIZE(supp_panels); i++) {
+ if (supp_panels[i].id == panel_id) {
+ panel_name = supp_panels[i].name;
+ break;
+ }
+ }
+
+ return panel_name;
+}
+
int oem_panel_rotation()
{
int ret = NO_ERROR;
@@ -315,10 +369,22 @@
uint32_t nt35590_panel_id = NT35590_720P_VIDEO_PANEL;
uint32_t hw_subtype = board_hardware_subtype();
bool ret = true;
+ uint32_t panel_override_id = UNKNOWN_PANEL;
-#if DISPLAY_TYPE_CMD_MODE
- nt35590_panel_id = NT35590_720P_CMD_PANEL;
-#endif
+ if (panel_name) {
+ panel_override_id = panel_name_to_id(panel_name);
+ dprintf(INFO, "%s: OEM panel override=%s\n", __func__,
+ panel_id_to_name(panel_override_id));
+ }
+
+ if (panel_override_id != UNKNOWN_PANEL) {
+ /* panel override using fastboot oem command */
+ panel_id = panel_override_id;
+ goto panel_init;
+ } else {
+ dprintf(INFO, "%s: Invalid panel override. Initializing default panel\n",
+ __func__);
+ }
switch (hw_id) {
case HW_PLATFORM_QRD:
@@ -367,6 +433,7 @@
return false;
}
+panel_init:
init_panel_data(panelstruct, pinfo, phy_db);
return ret;
diff --git a/target/msm8226/rules.mk b/target/msm8226/rules.mk
index 3f9d1a3..d31f2bc 100755
--- a/target/msm8226/rules.mk
+++ b/target/msm8226/rules.mk
@@ -18,7 +18,6 @@
DEFINES += DISPLAY_SPLASH_SCREEN=1
DEFINES += DISPLAY_TYPE_MIPI=1
DEFINES += DISPLAY_TYPE_DSI6G=1
-DEFINES += DISPLAY_TYPE_CMD_MODE=0
MODULES += \
dev/keys \