clk_disable_unprepare(msm_host->byte_clk);
}
-static u32 dsi_get_pclk_rate(struct msm_dsi_host *msm_host, bool is_dual_dsi)
+static u32 dsi_get_pclk_rate(struct msm_dsi_host *msm_host, bool is_bonded_dsi)
{
struct drm_display_mode *mode = msm_host->mode;
u32 pclk_rate;
pclk_rate = mode->clock * 1000;
/*
- * For dual DSI mode, the current DRM mode has the complete width of the
+ * For bonded DSI mode, the current DRM mode has the complete width of the
* panel. Since, the complete panel is driven by two DSI controllers,
* the clock rates have to be split between the two dsi controllers.
* Adjust the byte and pixel clock rates for each dsi host accordingly.
*/
- if (is_dual_dsi)
+ if (is_bonded_dsi)
pclk_rate /= 2;
return pclk_rate;
}
-static void dsi_calc_pclk(struct msm_dsi_host *msm_host, bool is_dual_dsi)
+static void dsi_calc_pclk(struct msm_dsi_host *msm_host, bool is_bonded_dsi)
{
u8 lanes = msm_host->lanes;
u32 bpp = dsi_get_bpp(msm_host->format);
- u32 pclk_rate = dsi_get_pclk_rate(msm_host, is_dual_dsi);
+ u32 pclk_rate = dsi_get_pclk_rate(msm_host, is_bonded_dsi);
u64 pclk_bpp = (u64)pclk_rate * bpp;
if (lanes == 0) {
}
-int dsi_calc_clk_rate_6g(struct msm_dsi_host *msm_host, bool is_dual_dsi)
+int dsi_calc_clk_rate_6g(struct msm_dsi_host *msm_host, bool is_bonded_dsi)
{
if (!msm_host->mode) {
pr_err("%s: mode not set\n", __func__);
return -EINVAL;
}
- dsi_calc_pclk(msm_host, is_dual_dsi);
+ dsi_calc_pclk(msm_host, is_bonded_dsi);
msm_host->esc_clk_rate = clk_get_rate(msm_host->esc_clk);
return 0;
}
-int dsi_calc_clk_rate_v2(struct msm_dsi_host *msm_host, bool is_dual_dsi)
+int dsi_calc_clk_rate_v2(struct msm_dsi_host *msm_host, bool is_bonded_dsi)
{
u32 bpp = dsi_get_bpp(msm_host->format);
u64 pclk_bpp;
unsigned int esc_mhz, esc_div;
unsigned long byte_mhz;
- dsi_calc_pclk(msm_host, is_dual_dsi);
+ dsi_calc_pclk(msm_host, is_bonded_dsi);
- pclk_bpp = (u64)dsi_get_pclk_rate(msm_host, is_dual_dsi) * bpp;
+ pclk_bpp = (u64)dsi_get_pclk_rate(msm_host, is_bonded_dsi) * bpp;
do_div(pclk_bpp, 8);
msm_host->src_clk_rate = pclk_bpp;
dsi_write(msm_host, REG_DSI_CPHY_MODE_CTRL, BIT(0));
}
-static void dsi_timing_setup(struct msm_dsi_host *msm_host, bool is_dual_dsi)
+static void dsi_timing_setup(struct msm_dsi_host *msm_host, bool is_bonded_dsi)
{
struct drm_display_mode *mode = msm_host->mode;
u32 hs_start = 0, vs_start = 0; /* take sync start as 0 */
DBG("");
/*
- * For dual DSI mode, the current DRM mode has
+ * For bonded DSI mode, the current DRM mode has
* the complete width of the panel. Since, the complete
* panel is driven by two DSI controllers, the horizontal
* timings have to be split between the two dsi controllers.
* Adjust the DSI host timing values accordingly.
*/
- if (is_dual_dsi) {
+ if (is_bonded_dsi) {
h_total /= 2;
hs_end /= 2;
ha_start /= 2;
void msm_dsi_host_get_phy_clk_req(struct mipi_dsi_host *host,
struct msm_dsi_phy_clk_request *clk_req,
- bool is_dual_dsi)
+ bool is_bonded_dsi)
{
struct msm_dsi_host *msm_host = to_msm_dsi_host(host);
const struct msm_dsi_cfg_handler *cfg_hnd = msm_host->cfg_hnd;
int ret;
- ret = cfg_hnd->ops->calc_clk_rate(msm_host, is_dual_dsi);
+ ret = cfg_hnd->ops->calc_clk_rate(msm_host, is_bonded_dsi);
if (ret) {
pr_err("%s: unable to calc clk rate, %d\n", __func__, ret);
return;
int msm_dsi_host_power_on(struct mipi_dsi_host *host,
struct msm_dsi_phy_shared_timings *phy_shared_timings,
- bool is_dual_dsi)
+ bool is_bonded_dsi)
{
struct msm_dsi_host *msm_host = to_msm_dsi_host(host);
const struct msm_dsi_cfg_handler *cfg_hnd = msm_host->cfg_hnd;
goto fail_disable_clk;
}
- dsi_timing_setup(msm_host, is_dual_dsi);
+ dsi_timing_setup(msm_host, is_bonded_dsi);
dsi_sw_reset(msm_host);
dsi_ctrl_config(msm_host, true, phy_shared_timings);
struct msm_dsi_manager {
struct msm_dsi *dsi[DSI_MAX];
- bool is_dual_dsi;
+ bool is_bonded_dsi;
bool is_sync_needed;
int master_dsi_link_id;
};
static struct msm_dsi_manager msm_dsim_glb;
-#define IS_DUAL_DSI() (msm_dsim_glb.is_dual_dsi)
+#define IS_BONDED_DSI() (msm_dsim_glb.is_bonded_dsi)
#define IS_SYNC_NEEDED() (msm_dsim_glb.is_sync_needed)
#define IS_MASTER_DSI_LINK(id) (msm_dsim_glb.master_dsi_link_id == id)
return msm_dsim_glb.dsi[(id + 1) % DSI_MAX];
}
-static int dsi_mgr_parse_dual_dsi(struct device_node *np, int id)
+static int dsi_mgr_parse_of(struct device_node *np, int id)
{
struct msm_dsi_manager *msm_dsim = &msm_dsim_glb;
- /* We assume 2 dsi nodes have the same information of dual-dsi and
- * sync-mode, and only one node specifies master in case of dual mode.
+ /* We assume 2 dsi nodes have the same information of bonded dsi and
+ * sync-mode, and only one node specifies master in case of bonded mode.
*/
- if (!msm_dsim->is_dual_dsi)
- msm_dsim->is_dual_dsi = of_property_read_bool(
- np, "qcom,dual-dsi-mode");
+ if (!msm_dsim->is_bonded_dsi)
+ msm_dsim->is_bonded_dsi = of_property_read_bool(np, "qcom,dual-dsi-mode");
- if (msm_dsim->is_dual_dsi) {
+ if (msm_dsim->is_bonded_dsi) {
if (of_property_read_bool(np, "qcom,master-dsi"))
msm_dsim->master_dsi_link_id = id;
if (!msm_dsim->is_sync_needed)
struct msm_dsi *clk_slave_dsi = dsi_mgr_get_dsi(DSI_CLOCK_SLAVE);
int ret;
- if (!IS_DUAL_DSI()) {
+ if (!IS_BONDED_DSI()) {
ret = msm_dsi_host_register(msm_dsi->host, true);
if (ret)
return ret;
if (ret)
return ret;
- /* PLL0 is to drive both 2 DSI link clocks in Dual DSI mode. */
+ /* PLL0 is to drive both 2 DSI link clocks in bonded DSI mode. */
msm_dsi_phy_set_usecase(clk_master_dsi->phy,
MSM_DSI_PHY_MASTER);
msm_dsi_phy_set_usecase(clk_slave_dsi->phy,
{
struct msm_dsi_phy_clk_request clk_req;
int ret;
- bool is_dual_dsi = IS_DUAL_DSI();
+ bool is_bonded_dsi = IS_BONDED_DSI();
- msm_dsi_host_get_phy_clk_req(msm_dsi->host, &clk_req, is_dual_dsi);
+ msm_dsi_host_get_phy_clk_req(msm_dsi->host, &clk_req, is_bonded_dsi);
ret = msm_dsi_phy_enable(msm_dsi->phy, &clk_req, shared_timings);
struct msm_dsi *sdsi = dsi_mgr_get_dsi(DSI_CLOCK_SLAVE);
int ret;
- /* In case of dual DSI, some registers in PHY1 have been programmed
+ /* In case of bonded DSI, some registers in PHY1 have been programmed
* during PLL0 clock's set_rate. The PHY1 reset called by host1 here
* will silently reset those PHY1 registers. Therefore we need to reset
* and enable both PHYs before any PLL clock operation.
*/
- if (IS_DUAL_DSI() && mdsi && sdsi) {
+ if (IS_BONDED_DSI() && mdsi && sdsi) {
if (!mdsi->phy_enabled && !sdsi->phy_enabled) {
msm_dsi_host_reset_phy(mdsi->host);
msm_dsi_host_reset_phy(sdsi->host);
struct msm_dsi *sdsi = dsi_mgr_get_dsi(DSI_CLOCK_SLAVE);
/* disable DSI phy
- * In dual-dsi configuration, the phy should be disabled for the
+ * In bonded dsi configuration, the phy should be disabled for the
* first controller only when the second controller is disabled.
*/
msm_dsi->phy_enabled = false;
- if (IS_DUAL_DSI() && mdsi && sdsi) {
+ if (IS_BONDED_DSI() && mdsi && sdsi) {
if (!mdsi->phy_enabled && !sdsi->phy_enabled) {
msm_dsi_phy_disable(sdsi->phy);
msm_dsi_phy_disable(mdsi->phy);
struct msm_dsi *master_dsi, *slave_dsi;
struct drm_panel *panel;
- if (IS_DUAL_DSI() && !IS_MASTER_DSI_LINK(id)) {
+ if (IS_BONDED_DSI() && !IS_MASTER_DSI_LINK(id)) {
master_dsi = other_dsi;
slave_dsi = msm_dsi;
} else {
}
/*
- * There is only 1 panel in the global panel list for dual DSI mode.
+ * There is only 1 panel in the global panel list for bonded DSI mode.
* Therefore slave dsi should get the drm_panel instance from master
* dsi.
*/
return PTR_ERR(panel);
}
- if (!panel || !IS_DUAL_DSI())
+ if (!panel || !IS_BONDED_DSI())
goto out;
drm_object_attach_property(&conn->base,
conn->dev->mode_config.tile_property, 0);
/*
- * Set split display info to kms once dual DSI panel is connected to
+ * Set split display info to kms once bonded DSI panel is connected to
* both hosts.
*/
if (other_dsi && other_dsi->panel && kms->funcs->set_split_display) {
return 0;
/*
- * In dual DSI mode, we have one connector that can be
+ * In bonded DSI mode, we have one connector that can be
* attached to the drm_panel.
*/
num = drm_panel_get_modes(panel, connector);
struct mipi_dsi_host *host = msm_dsi->host;
struct drm_panel *panel = msm_dsi->panel;
struct msm_dsi_phy_shared_timings phy_shared_timings[DSI_MAX];
- bool is_dual_dsi = IS_DUAL_DSI();
+ bool is_bonded_dsi = IS_BONDED_DSI();
int ret;
DBG("id=%d", id);
if (!msm_dsi_device_connected(msm_dsi))
return;
- /* Do nothing with the host if it is slave-DSI in case of dual DSI */
- if (is_dual_dsi && !IS_MASTER_DSI_LINK(id))
+ /* Do nothing with the host if it is slave-DSI in case of bonded DSI */
+ if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id))
return;
ret = dsi_mgr_phy_enable(id, phy_shared_timings);
if (ret)
goto phy_en_fail;
- ret = msm_dsi_host_power_on(host, &phy_shared_timings[id], is_dual_dsi);
+ ret = msm_dsi_host_power_on(host, &phy_shared_timings[id], is_bonded_dsi);
if (ret) {
pr_err("%s: power on host %d failed, %d\n", __func__, id, ret);
goto host_on_fail;
}
- if (is_dual_dsi && msm_dsi1) {
+ if (is_bonded_dsi && msm_dsi1) {
ret = msm_dsi_host_power_on(msm_dsi1->host,
- &phy_shared_timings[DSI_1], is_dual_dsi);
+ &phy_shared_timings[DSI_1], is_bonded_dsi);
if (ret) {
pr_err("%s: power on host1 failed, %d\n",
__func__, ret);
goto host_en_fail;
}
- if (is_dual_dsi && msm_dsi1) {
+ if (is_bonded_dsi && msm_dsi1) {
ret = msm_dsi_host_enable(msm_dsi1->host);
if (ret) {
pr_err("%s: enable host1 failed, %d\n", __func__, ret);
if (panel)
drm_panel_unprepare(panel);
panel_prep_fail:
- if (is_dual_dsi && msm_dsi1)
+ if (is_bonded_dsi && msm_dsi1)
msm_dsi_host_power_off(msm_dsi1->host);
host1_on_fail:
msm_dsi_host_power_off(host);
/* if dual dsi, trigger tpg on master first then slave */
if (m_dsi) {
msm_dsi_host_test_pattern_en(m_dsi->host);
- if (IS_DUAL_DSI() && s_dsi)
+ if (IS_BONDED_DSI() && s_dsi)
msm_dsi_host_test_pattern_en(s_dsi->host);
}
}
int id = dsi_mgr_bridge_get_id(bridge);
struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
struct drm_panel *panel = msm_dsi->panel;
- bool is_dual_dsi = IS_DUAL_DSI();
+ bool is_bonded_dsi = IS_BONDED_DSI();
int ret;
DBG("id=%d", id);
if (!msm_dsi_device_connected(msm_dsi))
return;
- /* Do nothing with the host if it is slave-DSI in case of dual DSI */
- if (is_dual_dsi && !IS_MASTER_DSI_LINK(id))
+ /* Do nothing with the host if it is slave-DSI in case of bonded DSI */
+ if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id))
return;
if (panel) {
int id = dsi_mgr_bridge_get_id(bridge);
struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
struct drm_panel *panel = msm_dsi->panel;
- bool is_dual_dsi = IS_DUAL_DSI();
+ bool is_bonded_dsi = IS_BONDED_DSI();
int ret;
DBG("id=%d", id);
if (!msm_dsi_device_connected(msm_dsi))
return;
- /* Do nothing with the host if it is slave-DSI in case of dual DSI */
- if (is_dual_dsi && !IS_MASTER_DSI_LINK(id))
+ /* Do nothing with the host if it is slave-DSI in case of bonded DSI */
+ if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id))
return;
if (panel) {
struct msm_dsi *msm_dsi1 = dsi_mgr_get_dsi(DSI_1);
struct mipi_dsi_host *host = msm_dsi->host;
struct drm_panel *panel = msm_dsi->panel;
- bool is_dual_dsi = IS_DUAL_DSI();
+ bool is_bonded_dsi = IS_BONDED_DSI();
int ret;
DBG("id=%d", id);
return;
/*
- * Do nothing with the host if it is slave-DSI in case of dual DSI.
+ * Do nothing with the host if it is slave-DSI in case of bonded DSI.
* It is safe to call dsi_mgr_phy_disable() here because a single PHY
* won't be diabled until both PHYs request disable.
*/
- if (is_dual_dsi && !IS_MASTER_DSI_LINK(id))
+ if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id))
goto disable_phy;
ret = msm_dsi_host_disable(host);
if (ret)
pr_err("%s: host %d disable failed, %d\n", __func__, id, ret);
- if (is_dual_dsi && msm_dsi1) {
+ if (is_bonded_dsi && msm_dsi1) {
ret = msm_dsi_host_disable(msm_dsi1->host);
if (ret)
pr_err("%s: host1 disable failed, %d\n", __func__, ret);
if (ret)
pr_err("%s: host %d power off failed,%d\n", __func__, id, ret);
- if (is_dual_dsi && msm_dsi1) {
+ if (is_bonded_dsi && msm_dsi1) {
ret = msm_dsi_host_power_off(msm_dsi1->host);
if (ret)
pr_err("%s: host1 power off failed, %d\n",
struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
struct msm_dsi *other_dsi = dsi_mgr_get_other_dsi(id);
struct mipi_dsi_host *host = msm_dsi->host;
- bool is_dual_dsi = IS_DUAL_DSI();
+ bool is_bonded_dsi = IS_BONDED_DSI();
DBG("set mode: " DRM_MODE_FMT, DRM_MODE_ARG(mode));
- if (is_dual_dsi && !IS_MASTER_DSI_LINK(id))
+ if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id))
return;
msm_dsi_host_set_display_mode(host, adjusted_mode);
- if (is_dual_dsi && other_dsi)
+ if (is_bonded_dsi && other_dsi)
msm_dsi_host_set_display_mode(other_dsi->host, adjusted_mode);
}
bool msm_dsi_manager_validate_current_config(u8 id)
{
- bool is_dual_dsi = IS_DUAL_DSI();
+ bool is_bonded_dsi = IS_BONDED_DSI();
/*
- * For dual DSI, we only have one drm panel. For this
+ * For bonded DSI, we only have one drm panel. For this
* use case, we register only one bridge/connector.
* Skip bridge/connector initialisation if it is
- * slave-DSI for dual DSI configuration.
+ * slave-DSI for bonded DSI configuration.
*/
- if (is_dual_dsi && !IS_MASTER_DSI_LINK(id)) {
+ if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id)) {
DBG("Skip bridge registration for slave DSI->id: %d\n", id);
return false;
}
if (!msg->tx_buf || !msg->tx_len)
return 0;
- /* In dual master case, panel requires the same commands sent to
+ /* In bonded master case, panel requires the same commands sent to
* both DSI links. Host issues the command trigger to both links
* when DSI_1 calls the cmd transfer function, no matter it happens
* before or after DSI_0 cmd transfer.
msm_dsim->dsi[id] = msm_dsi;
- ret = dsi_mgr_parse_dual_dsi(msm_dsi->pdev->dev.of_node, id);
+ ret = dsi_mgr_parse_of(msm_dsi->pdev->dev.of_node, id);
if (ret) {
- pr_err("%s: failed to parse dual DSI info\n", __func__);
+ pr_err("%s: failed to parse OF DSI info\n", __func__);
goto fail;
}
projects / users / hch / misc.git / commitdiff