diff options
Diffstat (limited to 'drivers/gpu/drm/bridge/analogix/anx7625.c')
-rw-r--r-- | drivers/gpu/drm/bridge/analogix/anx7625.c | 122 |
1 files changed, 62 insertions, 60 deletions
diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 8b985efdc086..51abe42c639e 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -206,7 +206,7 @@ static int anx7625_read_ctrl_status_p0(struct anx7625_data *ctx) static int wait_aux_op_finish(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int val; int ret; @@ -233,7 +233,7 @@ static int wait_aux_op_finish(struct anx7625_data *ctx) static int anx7625_aux_trans(struct anx7625_data *ctx, u8 op, u32 address, u8 len, u8 *buf) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int ret; u8 addrh, addrm, addrl; u8 cmd; @@ -426,7 +426,7 @@ static int anx7625_odfc_config(struct anx7625_data *ctx, u8 post_divider) { int ret; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; /* Config input reference clock frequency 27MHz/19.2MHz */ ret = anx7625_write_and(ctx, ctx->i2c.rx_p1_client, MIPI_DIGITAL_PLL_16, @@ -476,7 +476,7 @@ static int anx7625_set_k_value(struct anx7625_data *ctx) static int anx7625_dsi_video_timing_config(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; unsigned long m, n; u16 htotal; int ret; @@ -574,7 +574,7 @@ static int anx7625_dsi_video_timing_config(struct anx7625_data *ctx) static int anx7625_swap_dsi_lane3(struct anx7625_data *ctx) { int val; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; /* Swap MIPI-DSI data lane 3 P and N */ val = anx7625_reg_read(ctx, ctx->i2c.rx_p1_client, MIPI_SWAP); @@ -591,7 +591,7 @@ static int anx7625_api_dsi_config(struct anx7625_data *ctx) { int val, ret; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; /* Swap MIPI-DSI data lane 3 P and N */ ret = anx7625_swap_dsi_lane3(ctx); @@ -656,7 +656,7 @@ static int anx7625_api_dsi_config(struct anx7625_data *ctx) static int anx7625_dsi_config(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int ret; DRM_DEV_DEBUG_DRIVER(dev, "config dsi.\n"); @@ -688,7 +688,7 @@ static int anx7625_dsi_config(struct anx7625_data *ctx) static int anx7625_api_dpi_config(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; u16 freq = ctx->dt.pixelclock.min / 1000; int ret; @@ -719,7 +719,7 @@ static int anx7625_api_dpi_config(struct anx7625_data *ctx) static int anx7625_dpi_config(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int ret; DRM_DEV_DEBUG_DRIVER(dev, "config dpi\n"); @@ -764,7 +764,7 @@ static int anx7625_read_flash_status(struct anx7625_data *ctx) static int anx7625_hdcp_key_probe(struct anx7625_data *ctx) { int ret, val; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; u8 ident[FLASH_BUF_LEN]; ret = anx7625_reg_write(ctx, ctx->i2c.rx_p0_client, @@ -814,7 +814,7 @@ static int anx7625_hdcp_key_probe(struct anx7625_data *ctx) static int anx7625_hdcp_key_load(struct anx7625_data *ctx) { int ret; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; /* Select HDCP 1.4 KEY */ ret = anx7625_reg_write(ctx, ctx->i2c.rx_p0_client, @@ -842,7 +842,7 @@ static int anx7625_hdcp_key_load(struct anx7625_data *ctx) static int anx7625_hdcp_disable(struct anx7625_data *ctx) { int ret; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; dev_dbg(dev, "disable HDCP 1.4\n"); @@ -863,7 +863,7 @@ static int anx7625_hdcp_enable(struct anx7625_data *ctx) { u8 bcap; int ret; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; ret = anx7625_hdcp_key_probe(ctx); if (ret) { @@ -872,11 +872,11 @@ static int anx7625_hdcp_enable(struct anx7625_data *ctx) } /* Read downstream capability */ - ret = anx7625_aux_trans(ctx, DP_AUX_NATIVE_READ, 0x68028, 1, &bcap); + ret = anx7625_aux_trans(ctx, DP_AUX_NATIVE_READ, DP_AUX_HDCP_BCAPS, 1, &bcap); if (ret < 0) return ret; - if (!(bcap & 0x01)) { + if (!(bcap & DP_BCAPS_HDCP_CAPABLE)) { pr_warn("downstream not support HDCP 1.4, cap(%x).\n", bcap); return 0; } @@ -921,7 +921,7 @@ static int anx7625_hdcp_enable(struct anx7625_data *ctx) static void anx7625_dp_start(struct anx7625_data *ctx) { int ret; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; u8 data; if (!ctx->display_timing_valid) { @@ -931,8 +931,8 @@ static void anx7625_dp_start(struct anx7625_data *ctx) dev_dbg(dev, "set downstream sink into normal\n"); /* Downstream sink enter into normal mode */ - data = 1; - ret = anx7625_aux_trans(ctx, DP_AUX_NATIVE_WRITE, 0x000600, 1, &data); + data = DP_SET_POWER_D0; + ret = anx7625_aux_trans(ctx, DP_AUX_NATIVE_WRITE, DP_SET_POWER, 1, &data); if (ret < 0) dev_err(dev, "IO error : set sink into normal mode fail\n"); @@ -954,7 +954,7 @@ static void anx7625_dp_start(struct anx7625_data *ctx) static void anx7625_dp_stop(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int ret; u8 data; @@ -971,8 +971,8 @@ static void anx7625_dp_stop(struct anx7625_data *ctx) dev_dbg(dev, "notify downstream enter into standby\n"); /* Downstream monitor enter into standby mode */ - data = 2; - ret |= anx7625_aux_trans(ctx, DP_AUX_NATIVE_WRITE, 0x000600, 1, &data); + data = DP_SET_POWER_D3; + ret |= anx7625_aux_trans(ctx, DP_AUX_NATIVE_WRITE, DP_SET_POWER, 1, &data); if (ret < 0) DRM_DEV_ERROR(dev, "IO error : mute video fail\n"); @@ -1019,7 +1019,7 @@ static int sp_tx_aux_rd(struct anx7625_data *ctx, u8 len_cmd) static int sp_tx_get_edid_block(struct anx7625_data *ctx) { int c = 0; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; sp_tx_aux_wr(ctx, 0x7e); sp_tx_aux_rd(ctx, 0x01); @@ -1041,7 +1041,7 @@ static int edid_read(struct anx7625_data *ctx, u8 offset, u8 *pblock_buf) { int ret, cnt; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; for (cnt = 0; cnt <= EDID_TRY_CNT; cnt++) { sp_tx_aux_wr(ctx, offset); @@ -1072,7 +1072,7 @@ static int segments_edid_read(struct anx7625_data *ctx, { u8 cnt; int ret; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; /* Write address only */ ret = anx7625_reg_write(ctx, ctx->i2c.rx_p0_client, @@ -1127,7 +1127,7 @@ static int sp_tx_edid_read(struct anx7625_data *ctx, u8 i, j; int g_edid_break = 0; int ret; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; /* Address initial */ ret = anx7625_reg_write(ctx, ctx->i2c.rx_p0_client, @@ -1234,7 +1234,7 @@ static int sp_tx_edid_read(struct anx7625_data *ctx, static void anx7625_power_on(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int ret, i; if (!ctx->pdata.low_power_mode) { @@ -1270,7 +1270,7 @@ reg_err: static void anx7625_power_standby(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int ret; if (!ctx->pdata.low_power_mode) { @@ -1300,7 +1300,7 @@ static void anx7625_config(struct anx7625_data *ctx) static void anx7625_disable_pd_protocol(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int ret; /* Reset main ocm */ @@ -1320,7 +1320,7 @@ static void anx7625_disable_pd_protocol(struct anx7625_data *ctx) static int anx7625_ocm_loading_check(struct anx7625_data *ctx) { int ret; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; /* Check interface workable */ ret = anx7625_reg_read(ctx, ctx->i2c.rx_p0_client, @@ -1366,7 +1366,7 @@ static void anx7625_power_on_init(struct anx7625_data *ctx) static void anx7625_init_gpio(struct anx7625_data *platform) { - struct device *dev = &platform->client->dev; + struct device *dev = platform->dev; DRM_DEV_DEBUG_DRIVER(dev, "init gpio\n"); @@ -1406,7 +1406,7 @@ static void anx7625_stop_dp_work(struct anx7625_data *ctx) static void anx7625_start_dp_work(struct anx7625_data *ctx) { int ret; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; if (ctx->hpd_high_cnt >= 2) { DRM_DEV_DEBUG_DRIVER(dev, "filter useless HPD\n"); @@ -1458,7 +1458,7 @@ static int _anx7625_hpd_polling(struct anx7625_data *ctx, unsigned long wait_us) { int ret, val; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; /* Interrupt mode, no need poll HPD status, just return */ if (ctx->pdata.intp_irq) @@ -1492,7 +1492,7 @@ static int anx7625_wait_hpd_asserted(struct drm_dp_aux *aux, unsigned long wait_us) { struct anx7625_data *ctx = container_of(aux, struct anx7625_data, aux); - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int ret; pm_runtime_get_sync(dev); @@ -1525,7 +1525,7 @@ static void anx7625_dp_adjust_swing(struct anx7625_data *ctx) static void dp_hpd_change_handler(struct anx7625_data *ctx, bool on) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; /* HPD changed */ DRM_DEV_DEBUG_DRIVER(dev, "dp_hpd_change_default_func: %d\n", @@ -1545,7 +1545,7 @@ static void dp_hpd_change_handler(struct anx7625_data *ctx, bool on) static int anx7625_hpd_change_detect(struct anx7625_data *ctx) { int intr_vector, status; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; status = anx7625_reg_write(ctx, ctx->i2c.tcpc_client, INTR_ALERT_1, 0xFF); @@ -1593,18 +1593,20 @@ static void anx7625_work_func(struct work_struct *work) mutex_lock(&ctx->lock); - if (pm_runtime_suspended(&ctx->client->dev)) - goto unlock; + if (pm_runtime_suspended(ctx->dev)) { + mutex_unlock(&ctx->lock); + return; + } event = anx7625_hpd_change_detect(ctx); + + mutex_unlock(&ctx->lock); + if (event < 0) - goto unlock; + return; if (ctx->bridge_attached) drm_helper_hpd_irq_event(ctx->bridge.dev); - -unlock: - mutex_unlock(&ctx->lock); } static irqreturn_t anx7625_intr_hpd_isr(int irq, void *data) @@ -1735,7 +1737,7 @@ static ssize_t anx7625_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg) { struct anx7625_data *ctx = container_of(aux, struct anx7625_data, aux); - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; u8 request = msg->request & ~DP_AUX_I2C_MOT; int ret = 0; @@ -1761,7 +1763,7 @@ static ssize_t anx7625_aux_transfer(struct drm_dp_aux *aux, static struct edid *anx7625_get_edid(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; struct s_edid_data *p_edid = &ctx->slimport_edid_p; int edid_num; u8 *edid; @@ -1797,7 +1799,7 @@ static struct edid *anx7625_get_edid(struct anx7625_data *ctx) static enum drm_connector_status anx7625_sink_detect(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; DRM_DEV_DEBUG_DRIVER(dev, "sink detect\n"); @@ -2006,7 +2008,7 @@ static const struct hdmi_codec_ops anx7625_codec_ops = { static void anx7625_unregister_audio(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; if (ctx->audio_pdev) { platform_device_unregister(ctx->audio_pdev); @@ -2042,7 +2044,7 @@ static int anx7625_register_audio(struct device *dev, struct anx7625_data *ctx) static int anx7625_setup_dsi_device(struct anx7625_data *ctx) { struct mipi_dsi_device *dsi; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; struct mipi_dsi_host *host; const struct mipi_dsi_device_info info = { .type = "anx7625", @@ -2076,7 +2078,7 @@ static int anx7625_setup_dsi_device(struct anx7625_data *ctx) static int anx7625_attach_dsi(struct anx7625_data *ctx) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int ret; DRM_DEV_DEBUG_DRIVER(dev, "attach dsi\n"); @@ -2102,7 +2104,7 @@ static void hdcp_check_work_func(struct work_struct *work) dwork = to_delayed_work(work); ctx = container_of(dwork, struct anx7625_data, hdcp_work); - dev = &ctx->client->dev; + dev = ctx->dev; if (!ctx->connector) { dev_err(dev, "HDCP connector is null!"); @@ -2129,7 +2131,7 @@ static void hdcp_check_work_func(struct work_struct *work) static int anx7625_connector_atomic_check(struct anx7625_data *ctx, struct drm_connector_state *state) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; int cp; dev_dbg(dev, "hdcp state check\n"); @@ -2174,7 +2176,7 @@ static int anx7625_bridge_attach(struct drm_bridge *bridge, { struct anx7625_data *ctx = bridge_to_anx7625(bridge); int err; - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; DRM_DEV_DEBUG_DRIVER(dev, "drm attach\n"); if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) @@ -2218,7 +2220,7 @@ anx7625_bridge_mode_valid(struct drm_bridge *bridge, const struct drm_display_mode *mode) { struct anx7625_data *ctx = bridge_to_anx7625(bridge); - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; DRM_DEV_DEBUG_DRIVER(dev, "drm mode checking\n"); @@ -2239,7 +2241,7 @@ static void anx7625_bridge_mode_set(struct drm_bridge *bridge, const struct drm_display_mode *mode) { struct anx7625_data *ctx = bridge_to_anx7625(bridge); - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; DRM_DEV_DEBUG_DRIVER(dev, "drm mode set\n"); @@ -2285,7 +2287,7 @@ static bool anx7625_bridge_mode_fixup(struct drm_bridge *bridge, struct drm_display_mode *adj) { struct anx7625_data *ctx = bridge_to_anx7625(bridge); - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; u32 hsync, hfp, hbp, hblanking; u32 adj_hsync, adj_hfp, adj_hbp, adj_hblanking, delta_adj; u32 vref, adj_clock; @@ -2403,7 +2405,7 @@ static int anx7625_bridge_atomic_check(struct drm_bridge *bridge, struct drm_connector_state *conn_state) { struct anx7625_data *ctx = bridge_to_anx7625(bridge); - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; dev_dbg(dev, "drm bridge atomic check\n"); @@ -2417,7 +2419,7 @@ static void anx7625_bridge_atomic_enable(struct drm_bridge *bridge, struct drm_bridge_state *state) { struct anx7625_data *ctx = bridge_to_anx7625(bridge); - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; struct drm_connector *connector; dev_dbg(dev, "drm atomic enable\n"); @@ -2444,7 +2446,7 @@ static void anx7625_bridge_atomic_disable(struct drm_bridge *bridge, struct drm_bridge_state *old) { struct anx7625_data *ctx = bridge_to_anx7625(bridge); - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; dev_dbg(dev, "drm atomic disable\n"); @@ -2458,7 +2460,7 @@ static enum drm_connector_status anx7625_bridge_detect(struct drm_bridge *bridge) { struct anx7625_data *ctx = bridge_to_anx7625(bridge); - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; DRM_DEV_DEBUG_DRIVER(dev, "drm bridge detect\n"); @@ -2469,7 +2471,7 @@ static struct edid *anx7625_bridge_get_edid(struct drm_bridge *bridge, struct drm_connector *connector) { struct anx7625_data *ctx = bridge_to_anx7625(bridge); - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; DRM_DEV_DEBUG_DRIVER(dev, "drm bridge get edid\n"); @@ -2494,7 +2496,7 @@ static const struct drm_bridge_funcs anx7625_bridge_funcs = { static int anx7625_register_i2c_dummy_clients(struct anx7625_data *ctx, struct i2c_client *client) { - struct device *dev = &ctx->client->dev; + struct device *dev = ctx->dev; ctx->i2c.tx_p0_client = devm_i2c_new_dummy_device(dev, client->adapter, TX_P0_ADDR >> 1); @@ -2629,7 +2631,7 @@ static int anx7625_i2c_probe(struct i2c_client *client) pdata = &platform->pdata; - platform->client = client; + platform->dev = &client->dev; i2c_set_clientdata(client, platform); pdata->supplies[0].supply = "vdd10"; |