[PATCH 19/29] drm/omap: panel-dsi-cm: Store source pointer internally
Sebastian Reichel
sebastian.reichel at collabora.com
Sun Dec 9 22:04:24 UTC 2018
Hi,
On Wed, Dec 05, 2018 at 05:00:12PM +0200, Laurent Pinchart wrote:
> The source pointer will be removed to the omap_dss_device structure.
> Store it internally in the DSI panel driver data.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> ---
Reviewed-by: Sebastian Reichel <sebastian.reichel at collabora.com>
-- Sebastian
> .../gpu/drm/omapdrm/displays/panel-dsi-cm.c | 55 ++++++++++---------
> 1 file changed, 29 insertions(+), 26 deletions(-)
>
> diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c
> index fe9d9f847d2e..ce812094177c 100644
> --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c
> +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c
> @@ -43,6 +43,7 @@
>
> struct panel_drv_data {
> struct omap_dss_device dssdev;
> + struct omap_dss_device *src;
>
> struct videomode vm;
>
> @@ -143,7 +144,7 @@ static void hw_guard_wait(struct panel_drv_data *ddata)
>
> static int dsicm_dcs_read_1(struct panel_drv_data *ddata, u8 dcs_cmd, u8 *data)
> {
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> int r;
> u8 buf[1];
>
> @@ -159,14 +160,14 @@ static int dsicm_dcs_read_1(struct panel_drv_data *ddata, u8 dcs_cmd, u8 *data)
>
> static int dsicm_dcs_write_0(struct panel_drv_data *ddata, u8 dcs_cmd)
> {
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
>
> return src->ops->dsi.dcs_write(src, ddata->channel, &dcs_cmd, 1);
> }
>
> static int dsicm_dcs_write_1(struct panel_drv_data *ddata, u8 dcs_cmd, u8 param)
> {
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> u8 buf[2] = { dcs_cmd, param };
>
> return src->ops->dsi.dcs_write(src, ddata->channel, buf, 2);
> @@ -175,7 +176,7 @@ static int dsicm_dcs_write_1(struct panel_drv_data *ddata, u8 dcs_cmd, u8 param)
> static int dsicm_sleep_in(struct panel_drv_data *ddata)
>
> {
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> u8 cmd;
> int r;
>
> @@ -230,7 +231,7 @@ static int dsicm_get_id(struct panel_drv_data *ddata, u8 *id1, u8 *id2, u8 *id3)
> static int dsicm_set_update_window(struct panel_drv_data *ddata,
> u16 x, u16 y, u16 w, u16 h)
> {
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> int r;
> u16 x1 = x;
> u16 x2 = x + w - 1;
> @@ -277,7 +278,7 @@ static void dsicm_cancel_ulps_work(struct panel_drv_data *ddata)
>
> static int dsicm_enter_ulps(struct panel_drv_data *ddata)
> {
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> int r;
>
> if (ddata->ulps_enabled)
> @@ -311,7 +312,7 @@ static int dsicm_enter_ulps(struct panel_drv_data *ddata)
>
> static int dsicm_exit_ulps(struct panel_drv_data *ddata)
> {
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> int r;
>
> if (!ddata->ulps_enabled)
> @@ -363,7 +364,7 @@ static int dsicm_wake_up(struct panel_drv_data *ddata)
> static int dsicm_bl_update_status(struct backlight_device *dev)
> {
> struct panel_drv_data *ddata = dev_get_drvdata(&dev->dev);
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> int r = 0;
> int level;
>
> @@ -411,7 +412,7 @@ static ssize_t dsicm_num_errors_show(struct device *dev,
> {
> struct platform_device *pdev = to_platform_device(dev);
> struct panel_drv_data *ddata = platform_get_drvdata(pdev);
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> u8 errors = 0;
> int r;
>
> @@ -443,7 +444,7 @@ static ssize_t dsicm_hw_revision_show(struct device *dev,
> {
> struct platform_device *pdev = to_platform_device(dev);
> struct panel_drv_data *ddata = platform_get_drvdata(pdev);
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> u8 id1, id2, id3;
> int r;
>
> @@ -475,7 +476,7 @@ static ssize_t dsicm_store_ulps(struct device *dev,
> {
> struct platform_device *pdev = to_platform_device(dev);
> struct panel_drv_data *ddata = platform_get_drvdata(pdev);
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> unsigned long t;
> int r;
>
> @@ -525,7 +526,7 @@ static ssize_t dsicm_store_ulps_timeout(struct device *dev,
> {
> struct platform_device *pdev = to_platform_device(dev);
> struct panel_drv_data *ddata = platform_get_drvdata(pdev);
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> unsigned long t;
> int r;
>
> @@ -600,7 +601,7 @@ static void dsicm_hw_reset(struct panel_drv_data *ddata)
>
> static int dsicm_power_on(struct panel_drv_data *ddata)
> {
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> u8 id1, id2, id3;
> int r;
> struct omap_dss_dsi_config dsi_config = {
> @@ -715,7 +716,7 @@ static int dsicm_power_on(struct panel_drv_data *ddata)
>
> static void dsicm_power_off(struct panel_drv_data *ddata)
> {
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> int r;
>
> src->ops->dsi.disable_video_output(src, ddata->channel);
> @@ -769,6 +770,7 @@ static int dsicm_connect(struct omap_dss_device *src,
> return r;
> }
>
> + ddata->src = src;
> return 0;
> }
>
> @@ -778,12 +780,13 @@ static void dsicm_disconnect(struct omap_dss_device *src,
> struct panel_drv_data *ddata = to_panel_data(dst);
>
> src->ops->dsi.release_vc(src, ddata->channel);
> + ddata->src = NULL;
> }
>
> static void dsicm_enable(struct omap_dss_device *dssdev)
> {
> struct panel_drv_data *ddata = to_panel_data(dssdev);
> - struct omap_dss_device *src = dssdev->src;
> + struct omap_dss_device *src = ddata->src;
> int r;
>
> mutex_lock(&ddata->lock);
> @@ -810,7 +813,7 @@ static void dsicm_enable(struct omap_dss_device *dssdev)
> static void dsicm_disable(struct omap_dss_device *dssdev)
> {
> struct panel_drv_data *ddata = to_panel_data(dssdev);
> - struct omap_dss_device *src = dssdev->src;
> + struct omap_dss_device *src = ddata->src;
> int r;
>
> dsicm_bl_power(ddata, false);
> @@ -833,7 +836,7 @@ static void dsicm_disable(struct omap_dss_device *dssdev)
> static void dsicm_framedone_cb(int err, void *data)
> {
> struct panel_drv_data *ddata = data;
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
>
> dev_dbg(&ddata->pdev->dev, "framedone, err %d\n", err);
> src->ops->dsi.bus_unlock(src);
> @@ -842,7 +845,7 @@ static void dsicm_framedone_cb(int err, void *data)
> static irqreturn_t dsicm_te_isr(int irq, void *data)
> {
> struct panel_drv_data *ddata = data;
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> int old;
> int r;
>
> @@ -868,7 +871,7 @@ static void dsicm_te_timeout_work_callback(struct work_struct *work)
> {
> struct panel_drv_data *ddata = container_of(work, struct panel_drv_data,
> te_timeout_work.work);
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
>
> dev_err(&ddata->pdev->dev, "TE not received for 250ms!\n");
>
> @@ -880,7 +883,7 @@ static int dsicm_update(struct omap_dss_device *dssdev,
> u16 x, u16 y, u16 w, u16 h)
> {
> struct panel_drv_data *ddata = to_panel_data(dssdev);
> - struct omap_dss_device *src = dssdev->src;
> + struct omap_dss_device *src = ddata->src;
> int r;
>
> dev_dbg(&ddata->pdev->dev, "update %d, %d, %d x %d\n", x, y, w, h);
> @@ -926,7 +929,7 @@ static int dsicm_update(struct omap_dss_device *dssdev,
> static int dsicm_sync(struct omap_dss_device *dssdev)
> {
> struct panel_drv_data *ddata = to_panel_data(dssdev);
> - struct omap_dss_device *src = dssdev->src;
> + struct omap_dss_device *src = ddata->src;
>
> dev_dbg(&ddata->pdev->dev, "sync\n");
>
> @@ -942,7 +945,7 @@ static int dsicm_sync(struct omap_dss_device *dssdev)
>
> static int _dsicm_enable_te(struct panel_drv_data *ddata, bool enable)
> {
> - struct omap_dss_device *src = ddata->dssdev.src;
> + struct omap_dss_device *src = ddata->src;
> int r;
>
> if (enable)
> @@ -962,7 +965,7 @@ static int _dsicm_enable_te(struct panel_drv_data *ddata, bool enable)
> static int dsicm_enable_te(struct omap_dss_device *dssdev, bool enable)
> {
> struct panel_drv_data *ddata = to_panel_data(dssdev);
> - struct omap_dss_device *src = dssdev->src;
> + struct omap_dss_device *src = ddata->src;
> int r;
>
> mutex_lock(&ddata->lock);
> @@ -1013,7 +1016,7 @@ static int dsicm_memory_read(struct omap_dss_device *dssdev,
> u16 x, u16 y, u16 w, u16 h)
> {
> struct panel_drv_data *ddata = to_panel_data(dssdev);
> - struct omap_dss_device *src = dssdev->src;
> + struct omap_dss_device *src = ddata->src;
> int r;
> int first = 1;
> int plen;
> @@ -1095,7 +1098,7 @@ static void dsicm_ulps_work(struct work_struct *work)
> struct panel_drv_data *ddata = container_of(work, struct panel_drv_data,
> ulps_work.work);
> struct omap_dss_device *dssdev = &ddata->dssdev;
> - struct omap_dss_device *src = dssdev->src;
> + struct omap_dss_device *src = ddata->src;
>
> mutex_lock(&ddata->lock);
>
> @@ -1352,7 +1355,7 @@ static int __exit dsicm_remove(struct platform_device *pdev)
>
> if (omapdss_device_is_enabled(dssdev))
> dsicm_disable(dssdev);
> - omapdss_device_disconnect(dssdev->src, dssdev);
> + omapdss_device_disconnect(ddata->src, dssdev);
>
> sysfs_remove_group(&pdev->dev.kobj, &dsicm_attr_group);
>
> --
> Regards,
>
> Laurent Pinchart
>
> _______________________________________________
> dri-devel mailing list
> dri-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: not available
URL: <https://lists.freedesktop.org/archives/dri-devel/attachments/20181209/f5ffad9b/attachment-0001.sig>
More information about the dri-devel
mailing list