diff options
Diffstat (limited to 'drivers/media/platform/davinci/vpbe.c')
| -rw-r--r-- | drivers/media/platform/davinci/vpbe.c | 166 |
1 files changed, 76 insertions, 90 deletions
diff --git a/drivers/media/platform/davinci/vpbe.c b/drivers/media/platform/davinci/vpbe.c index c4a82a1a8a9..33b9660b7f7 100644 --- a/drivers/media/platform/davinci/vpbe.c +++ b/drivers/media/platform/davinci/vpbe.c @@ -174,26 +174,6 @@ static int vpbe_get_current_mode_info(struct vpbe_device *vpbe_dev, return 0; } -static int vpbe_get_dv_preset_info(struct vpbe_device *vpbe_dev, - unsigned int dv_preset) -{ - struct vpbe_config *cfg = vpbe_dev->cfg; - struct vpbe_enc_mode_info var; - int curr_output = vpbe_dev->current_out_index; - int i; - - for (i = 0; i < vpbe_dev->cfg->outputs[curr_output].num_modes; i++) { - var = cfg->outputs[curr_output].modes[i]; - if ((var.timings_type & VPBE_ENC_DV_PRESET) && - (var.timings.dv_preset == dv_preset)) { - vpbe_dev->current_timings = var; - return 0; - } - } - - return -EINVAL; -} - /* Get std by std id */ static int vpbe_get_std_info(struct vpbe_device *vpbe_dev, v4l2_std_id std_id) @@ -206,7 +186,7 @@ static int vpbe_get_std_info(struct vpbe_device *vpbe_dev, for (i = 0; i < vpbe_dev->cfg->outputs[curr_output].num_modes; i++) { var = cfg->outputs[curr_output].modes[i]; if ((var.timings_type & VPBE_ENC_STD) && - (var.timings.std_id & std_id)) { + (var.std_id & std_id)) { vpbe_dev->current_timings = var; return 0; } @@ -344,38 +324,42 @@ static unsigned int vpbe_get_output(struct vpbe_device *vpbe_dev) } /** - * vpbe_s_dv_preset - Set the given preset timings in the encoder + * vpbe_s_dv_timings - Set the given preset timings in the encoder * - * Sets the preset if supported by the current encoder. Return the status. + * Sets the timings if supported by the current encoder. Return the status. * 0 - success & -EINVAL on error */ -static int vpbe_s_dv_preset(struct vpbe_device *vpbe_dev, - struct v4l2_dv_preset *dv_preset) +static int vpbe_s_dv_timings(struct vpbe_device *vpbe_dev, + struct v4l2_dv_timings *dv_timings) { struct vpbe_config *cfg = vpbe_dev->cfg; int out_index = vpbe_dev->current_out_index; + struct vpbe_output *output = &cfg->outputs[out_index]; int sd_index = vpbe_dev->current_sd_index; - int ret; + int ret, i; if (!(cfg->outputs[out_index].output.capabilities & - V4L2_OUT_CAP_PRESETS)) + V4L2_OUT_CAP_DV_TIMINGS)) return -EINVAL; - ret = vpbe_get_dv_preset_info(vpbe_dev, dv_preset->preset); - - if (ret) - return ret; - + for (i = 0; i < output->num_modes; i++) { + if (output->modes[i].timings_type == VPBE_ENC_DV_TIMINGS && + !memcmp(&output->modes[i].dv_timings, + dv_timings, sizeof(*dv_timings))) + break; + } + if (i >= output->num_modes) + return -EINVAL; + vpbe_dev->current_timings = output->modes[i]; mutex_lock(&vpbe_dev->lock); - ret = v4l2_subdev_call(vpbe_dev->encoders[sd_index], video, - s_dv_preset, dv_preset); + s_dv_timings, dv_timings); if (!ret && (vpbe_dev->amp != NULL)) { /* Call amplifier subdevice */ ret = v4l2_subdev_call(vpbe_dev->amp, video, - s_dv_preset, dv_preset); + s_dv_timings, dv_timings); } /* set the lcd controller output for the given mode */ if (!ret) { @@ -392,17 +376,17 @@ static int vpbe_s_dv_preset(struct vpbe_device *vpbe_dev, } /** - * vpbe_g_dv_preset - Get the preset in the current encoder + * vpbe_g_dv_timings - Get the timings in the current encoder * - * Get the preset in the current encoder. Return the status. 0 - success + * Get the timings in the current encoder. Return the status. 0 - success * -EINVAL on error */ -static int vpbe_g_dv_preset(struct vpbe_device *vpbe_dev, - struct v4l2_dv_preset *dv_preset) +static int vpbe_g_dv_timings(struct vpbe_device *vpbe_dev, + struct v4l2_dv_timings *dv_timings) { if (vpbe_dev->current_timings.timings_type & - VPBE_ENC_DV_PRESET) { - dv_preset->preset = vpbe_dev->current_timings.timings.dv_preset; + VPBE_ENC_DV_TIMINGS) { + *dv_timings = vpbe_dev->current_timings.dv_timings; return 0; } @@ -410,13 +394,13 @@ static int vpbe_g_dv_preset(struct vpbe_device *vpbe_dev, } /** - * vpbe_enum_dv_presets - Enumerate the dv presets in the current encoder + * vpbe_enum_dv_timings - Enumerate the dv timings in the current encoder * - * Get the preset in the current encoder. Return the status. 0 - success + * Get the timings in the current encoder. Return the status. 0 - success * -EINVAL on error */ -static int vpbe_enum_dv_presets(struct vpbe_device *vpbe_dev, - struct v4l2_dv_enum_preset *preset_info) +static int vpbe_enum_dv_timings(struct vpbe_device *vpbe_dev, + struct v4l2_enum_dv_timings *timings) { struct vpbe_config *cfg = vpbe_dev->cfg; int out_index = vpbe_dev->current_out_index; @@ -424,12 +408,12 @@ static int vpbe_enum_dv_presets(struct vpbe_device *vpbe_dev, int j = 0; int i; - if (!(output->output.capabilities & V4L2_OUT_CAP_PRESETS)) + if (!(output->output.capabilities & V4L2_OUT_CAP_DV_TIMINGS)) return -EINVAL; for (i = 0; i < output->num_modes; i++) { - if (output->modes[i].timings_type == VPBE_ENC_DV_PRESET) { - if (j == preset_info->index) + if (output->modes[i].timings_type == VPBE_ENC_DV_TIMINGS) { + if (j == timings->index) break; j++; } @@ -437,9 +421,8 @@ static int vpbe_enum_dv_presets(struct vpbe_device *vpbe_dev, if (i == output->num_modes) return -EINVAL; - - return v4l_fill_dv_preset_info(output->modes[i].timings.dv_preset, - preset_info); + timings->timings = output->modes[i].dv_timings; + return 0; } /** @@ -448,7 +431,7 @@ static int vpbe_enum_dv_presets(struct vpbe_device *vpbe_dev, * Sets the standard if supported by the current encoder. Return the status. * 0 - success & -EINVAL on error */ -static int vpbe_s_std(struct vpbe_device *vpbe_dev, v4l2_std_id *std_id) +static int vpbe_s_std(struct vpbe_device *vpbe_dev, v4l2_std_id std_id) { struct vpbe_config *cfg = vpbe_dev->cfg; int out_index = vpbe_dev->current_out_index; @@ -459,14 +442,14 @@ static int vpbe_s_std(struct vpbe_device *vpbe_dev, v4l2_std_id *std_id) V4L2_OUT_CAP_STD)) return -EINVAL; - ret = vpbe_get_std_info(vpbe_dev, *std_id); + ret = vpbe_get_std_info(vpbe_dev, std_id); if (ret) return ret; mutex_lock(&vpbe_dev->lock); ret = v4l2_subdev_call(vpbe_dev->encoders[sd_index], video, - s_std_output, *std_id); + s_std_output, std_id); /* set the lcd controller output for the given mode */ if (!ret) { struct osd_state *osd_device = vpbe_dev->osd_device; @@ -489,10 +472,10 @@ static int vpbe_s_std(struct vpbe_device *vpbe_dev, v4l2_std_id *std_id) */ static int vpbe_g_std(struct vpbe_device *vpbe_dev, v4l2_std_id *std_id) { - struct vpbe_enc_mode_info cur_timings = vpbe_dev->current_timings; + struct vpbe_enc_mode_info *cur_timings = &vpbe_dev->current_timings; - if (cur_timings.timings_type & VPBE_ENC_STD) { - *std_id = cur_timings.timings.std_id; + if (cur_timings->timings_type & VPBE_ENC_STD) { + *std_id = cur_timings->std_id; return 0; } @@ -511,7 +494,7 @@ static int vpbe_set_mode(struct vpbe_device *vpbe_dev, { struct vpbe_enc_mode_info *preset_mode = NULL; struct vpbe_config *cfg = vpbe_dev->cfg; - struct v4l2_dv_preset dv_preset; + struct v4l2_dv_timings dv_timings; struct osd_state *osd_device; int out_index = vpbe_dev->current_out_index; int ret = 0; @@ -530,11 +513,12 @@ static int vpbe_set_mode(struct vpbe_device *vpbe_dev, */ if (preset_mode->timings_type & VPBE_ENC_STD) return vpbe_s_std(vpbe_dev, - &preset_mode->timings.std_id); - if (preset_mode->timings_type & VPBE_ENC_DV_PRESET) { - dv_preset.preset = - preset_mode->timings.dv_preset; - return vpbe_s_dv_preset(vpbe_dev, &dv_preset); + preset_mode->std_id); + if (preset_mode->timings_type & + VPBE_ENC_DV_TIMINGS) { + dv_timings = + preset_mode->dv_timings; + return vpbe_s_dv_timings(vpbe_dev, &dv_timings); } } } @@ -574,9 +558,9 @@ static int platform_device_get(struct device *dev, void *data) struct platform_device *pdev = to_platform_device(dev); struct vpbe_device *vpbe_dev = data; - if (strcmp("vpbe-osd", pdev->name) == 0) + if (strstr(pdev->name, "vpbe-osd") != NULL) vpbe_dev->osd_device = platform_get_drvdata(pdev); - if (strcmp("vpbe-venc", pdev->name) == 0) + if (strstr(pdev->name, "vpbe-venc") != NULL) vpbe_dev->venc_device = dev_get_platdata(&pdev->dev); return 0; @@ -600,7 +584,6 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) struct v4l2_subdev **enc_subdev; struct osd_state *osd_device; struct i2c_adapter *i2c_adap; - int output_index; int num_encoders; int ret = 0; int err; @@ -626,11 +609,11 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) vpbe_dev->dac_clk = clk_get(vpbe_dev->pdev, "vpss_dac"); if (IS_ERR(vpbe_dev->dac_clk)) { ret = PTR_ERR(vpbe_dev->dac_clk); - goto vpbe_unlock; + goto fail_mutex_unlock; } - if (clk_enable(vpbe_dev->dac_clk)) { + if (clk_prepare_enable(vpbe_dev->dac_clk)) { ret = -ENODEV; - goto vpbe_unlock; + goto fail_mutex_unlock; } } @@ -642,14 +625,16 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) if (ret) { v4l2_err(dev->driver, "Unable to register v4l2 device.\n"); - goto vpbe_fail_clock; + goto fail_clk_put; } v4l2_info(&vpbe_dev->v4l2_dev, "vpbe v4l2 device registered\n"); err = bus_for_each_dev(&platform_bus_type, NULL, vpbe_dev, platform_device_get); - if (err < 0) - return err; + if (err < 0) { + ret = err; + goto fail_dev_unregister; + } vpbe_dev->venc = venc_sub_dev_init(&vpbe_dev->v4l2_dev, vpbe_dev->cfg->venc.module_name); @@ -658,7 +643,7 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) v4l2_err(&vpbe_dev->v4l2_dev, "vpbe unable to init venc sub device\n"); ret = -ENODEV; - goto vpbe_fail_v4l2_device; + goto fail_dev_unregister; } /* initialize osd device */ osd_device = vpbe_dev->osd_device; @@ -669,7 +654,7 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) v4l2_err(&vpbe_dev->v4l2_dev, "unable to initialize the OSD device"); err = -ENOMEM; - goto vpbe_fail_v4l2_device; + goto fail_dev_unregister; } } @@ -685,7 +670,7 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) v4l2_err(&vpbe_dev->v4l2_dev, "unable to allocate memory for encoders sub devices"); ret = -ENOMEM; - goto vpbe_fail_v4l2_device; + goto fail_dev_unregister; } i2c_adap = i2c_get_adapter(vpbe_dev->cfg->i2c_adapter_id); @@ -711,7 +696,7 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) " failed to register", enc_info->module_name); ret = -ENODEV; - goto vpbe_fail_sd_register; + goto fail_kfree_encoders; } } else v4l2_warn(&vpbe_dev->v4l2_dev, "non-i2c encoders" @@ -730,7 +715,7 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) "amplifier %s failed to register", amp_info->module_name); ret = -ENODEV; - goto vpbe_fail_amp_register; + goto fail_kfree_encoders; } v4l2_info(&vpbe_dev->v4l2_dev, "v4l2 sub device %s registered\n", @@ -747,7 +732,6 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) /* set the current encoder and output to that of venc by default */ vpbe_dev->current_sd_index = 0; vpbe_dev->current_out_index = 0; - output_index = 0; mutex_unlock(&vpbe_dev->lock); @@ -770,16 +754,16 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev) /* TBD handling of bootargs for default output and mode */ return 0; -vpbe_fail_amp_register: - kfree(vpbe_dev->amp); -vpbe_fail_sd_register: +fail_kfree_encoders: kfree(vpbe_dev->encoders); -vpbe_fail_v4l2_device: +fail_dev_unregister: v4l2_device_unregister(&vpbe_dev->v4l2_dev); -vpbe_fail_clock: - if (strcmp(vpbe_dev->cfg->module_name, "dm644x-vpbe-display") != 0) +fail_clk_put: + if (strcmp(vpbe_dev->cfg->module_name, "dm644x-vpbe-display") != 0) { + clk_disable_unprepare(vpbe_dev->dac_clk); clk_put(vpbe_dev->dac_clk); -vpbe_unlock: + } +fail_mutex_unlock: mutex_unlock(&vpbe_dev->lock); return ret; } @@ -795,8 +779,10 @@ vpbe_unlock: static void vpbe_deinitialize(struct device *dev, struct vpbe_device *vpbe_dev) { v4l2_device_unregister(&vpbe_dev->v4l2_dev); - if (strcmp(vpbe_dev->cfg->module_name, "dm644x-vpbe-display") != 0) + if (strcmp(vpbe_dev->cfg->module_name, "dm644x-vpbe-display") != 0) { + clk_disable_unprepare(vpbe_dev->dac_clk); clk_put(vpbe_dev->dac_clk); + } kfree(vpbe_dev->amp); kfree(vpbe_dev->encoders); @@ -810,9 +796,9 @@ static struct vpbe_device_ops vpbe_dev_ops = { .enum_outputs = vpbe_enum_outputs, .set_output = vpbe_set_output, .get_output = vpbe_get_output, - .s_dv_preset = vpbe_s_dv_preset, - .g_dv_preset = vpbe_g_dv_preset, - .enum_dv_presets = vpbe_enum_dv_presets, + .s_dv_timings = vpbe_s_dv_timings, + .g_dv_timings = vpbe_g_dv_timings, + .enum_dv_timings = vpbe_enum_dv_timings, .s_std = vpbe_s_std, .g_std = vpbe_g_std, .initialize = vpbe_initialize, @@ -821,7 +807,7 @@ static struct vpbe_device_ops vpbe_dev_ops = { .set_mode = vpbe_set_mode, }; -static __devinit int vpbe_probe(struct platform_device *pdev) +static int vpbe_probe(struct platform_device *pdev) { struct vpbe_device *vpbe_dev; struct vpbe_config *cfg; |
