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authorSylwester Nawrocki <s.nawrocki@samsung.com>2012-09-17 06:03:10 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-10-05 22:33:39 -0300
commitccbfd1d49dc0d6a6edab827ab4888cf93348f249 (patch)
tree1c3efacbc618e1282e7e8102043766c42636514f /drivers/media/platform/s5p-fimc/mipi-csis.c
parenteabe7b01c249c9d8166a1a10bb6effce2b3de665 (diff)
[media] s5p-csis: Replace phy_enable platform data callback with direct call
The phy_enable callback is common for all Samsung SoC platforms, replace it with direct function call so the MIPI-CSI2 DPHY control is also possible on device tree instantiated platforms. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/platform/s5p-fimc/mipi-csis.c')
-rw-r--r--drivers/media/platform/s5p-fimc/mipi-csis.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/media/platform/s5p-fimc/mipi-csis.c b/drivers/media/platform/s5p-fimc/mipi-csis.c
index 22bdf211a2ac..983e81f08cd6 100644
--- a/drivers/media/platform/s5p-fimc/mipi-csis.c
+++ b/drivers/media/platform/s5p-fimc/mipi-csis.c
@@ -160,6 +160,7 @@ struct csis_pktbuf {
* protecting @format and @flags members
* @pads: CSIS pads array
* @sd: v4l2_subdev associated with CSIS device instance
+ * @index: the hardware instance index
* @pdev: CSIS platform device
* @regs: mmaped I/O registers memory
* @supplies: CSIS regulator supplies
@@ -176,6 +177,7 @@ struct csis_state {
struct mutex lock;
struct media_pad pads[CSIS_PADS_NUM];
struct v4l2_subdev sd;
+ u8 index;
struct platform_device *pdev;
void __iomem *regs;
struct regulator_bulk_data supplies[CSIS_NUM_SUPPLIES];
@@ -666,14 +668,15 @@ static int __devinit s5pcsis_probe(struct platform_device *pdev)
spin_lock_init(&state->slock);
state->pdev = pdev;
+ state->index = max(0, pdev->id);
pdata = pdev->dev.platform_data;
- if (pdata == NULL || pdata->phy_enable == NULL) {
+ if (pdata == NULL) {
dev_err(&pdev->dev, "Platform data not fully specified\n");
return -EINVAL;
}
- if ((pdev->id == 1 && pdata->lanes > CSIS1_MAX_LANES) ||
+ if ((state->index == 1 && pdata->lanes > CSIS1_MAX_LANES) ||
pdata->lanes > CSIS0_MAX_LANES) {
dev_err(&pdev->dev, "Unsupported number of data lanes: %d\n",
pdata->lanes);
@@ -756,7 +759,6 @@ e_clkput:
static int s5pcsis_pm_suspend(struct device *dev, bool runtime)
{
- struct s5p_platform_mipi_csis *pdata = dev->platform_data;
struct platform_device *pdev = to_platform_device(dev);
struct v4l2_subdev *sd = platform_get_drvdata(pdev);
struct csis_state *state = sd_to_csis_state(sd);
@@ -768,7 +770,7 @@ static int s5pcsis_pm_suspend(struct device *dev, bool runtime)
mutex_lock(&state->lock);
if (state->flags & ST_POWERED) {
s5pcsis_stop_stream(state);
- ret = pdata->phy_enable(state->pdev, false);
+ ret = s5p_csis_phy_enable(state->index, false);
if (ret)
goto unlock;
ret = regulator_bulk_disable(CSIS_NUM_SUPPLIES,
@@ -787,7 +789,6 @@ static int s5pcsis_pm_suspend(struct device *dev, bool runtime)
static int s5pcsis_pm_resume(struct device *dev, bool runtime)
{
- struct s5p_platform_mipi_csis *pdata = dev->platform_data;
struct platform_device *pdev = to_platform_device(dev);
struct v4l2_subdev *sd = platform_get_drvdata(pdev);
struct csis_state *state = sd_to_csis_state(sd);
@@ -805,7 +806,7 @@ static int s5pcsis_pm_resume(struct device *dev, bool runtime)
state->supplies);
if (ret)
goto unlock;
- ret = pdata->phy_enable(state->pdev, true);
+ ret = s5p_csis_phy_enable(state->index, true);
if (!ret) {
state->flags |= ST_POWERED;
} else {

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