[ARM] tegra: i2s: Update pm_qos for 2.6.36

Change-Id: I205457db1432c672b026887defa8d498bc613412
Signed-off-by: Colin Cross <ccross@android.com>

diff --git a/arch/arm/mach-tegra/tegra_i2s_audio.c b/arch/arm/mach-tegra/tegra_i2s_audio.c
index b1344fc67ddc574a278f806334c11e32715404f3..a70f769b61cfac3a8e1b2abfce03a384e1a4a01d 100644 (file)
--- a/arch/arm/mach-tegra/tegra_i2s_audio.c
+++ b/arch/arm/mach-tegra/tegra_i2s_audio.c
@@ -83,7 +83,7 @@ struct audio_stream {
        int dma_has_it;
        struct tegra_dma_req dma_req;
 
-       struct pm_qos_request_list *pm_qos;
+       struct pm_qos_request_list pm_qos;
 };
 
 struct i2s_pio_stats {
@@ -531,7 +531,7 @@ static int start_playback(struct audio_stream *aos)
        rc = sound_ops->start_playback(aos);
        spin_unlock_irqrestore(&aos->dma_req_lock, flags);
        if (!rc)
-               pm_qos_update_request(aos->pm_qos, 0);
+               pm_qos_update_request(&aos->pm_qos, 0);
        return rc;
 }
 
@@ -548,7 +548,7 @@ static int start_recording_if_necessary(struct audio_stream *ais)
        }
        spin_unlock_irqrestore(&ais->dma_req_lock, flags);
        if (!rc)
-               pm_qos_update_request(ais->pm_qos, 0);
+               pm_qos_update_request(&ais->pm_qos, 0);
        return rc;
 }
 
@@ -561,7 +561,7 @@ static bool stop_playback_if_necessary(struct audio_stream *aos)
                if (aos->active)
                        aos->errors.full_empty++; /* underflow */
                spin_unlock_irqrestore(&aos->dma_req_lock, flags);
-               pm_qos_update_request(aos->pm_qos, PM_QOS_DEFAULT_VALUE);
+               pm_qos_update_request(&aos->pm_qos, PM_QOS_DEFAULT_VALUE);
                return true;
        }
        spin_unlock_irqrestore(&aos->dma_req_lock, flags);
@@ -590,7 +590,7 @@ static bool stop_recording(struct audio_stream *ais)
        rc = wait_for_completion_interruptible(
                        &ais->stop_completion);
        pr_debug("%s: done: %d\n", __func__, rc);
-       pm_qos_update_request(ais->pm_qos, PM_QOS_DEFAULT_VALUE);
+       pm_qos_update_request(&ais->pm_qos, PM_QOS_DEFAULT_VALUE);
        return true;
 }
 
@@ -2050,7 +2050,7 @@ static int tegra_audio_probe(struct platform_device *pdev)
 
        pr_info("%s\n", __func__);
 
-       state = kmalloc(sizeof(*state), GFP_KERNEL);
+       state = kzalloc(sizeof(*state), GFP_KERNEL);
        if (!state)
                return -ENOMEM;
 
@@ -2184,23 +2184,10 @@ static int tegra_audio_probe(struct platform_device *pdev)
        if (rc < 0)
                return rc;
 
-       state->in.pm_qos = pm_qos_add_request(PM_QOS_CPU_DMA_LATENCY,
+       pm_qos_add_request(&state->in.pm_qos, PM_QOS_CPU_DMA_LATENCY,
                                PM_QOS_DEFAULT_VALUE);
-       if (!state->in.pm_qos) {
-               dev_err(&pdev->dev,
-                       "%s: could not register pm_qos handle for input\n",
-                       __func__);
-               return -EIO;
-       }
-
-       state->out.pm_qos = pm_qos_add_request(PM_QOS_CPU_DMA_LATENCY,
+       pm_qos_add_request(&state->out.pm_qos, PM_QOS_CPU_DMA_LATENCY,
                                PM_QOS_DEFAULT_VALUE);
-       if (!state->out.pm_qos) {
-               dev_err(&pdev->dev,
-                       "%s: could not register pm_qos handle for output\n",
-                       __func__);
-               return -EIO;
-       }
 
        if (request_irq(state->irq, i2s_interrupt,
                        IRQF_DISABLED, state->pdev->name, state) < 0) {