[media] omap3isp: ccdc: Remove ispccdc_syncif structure

The structure is only used to store configuration data and pass it to
CCDC configuration functions. Access the data directly from the
locations that need it.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/omap3isp/ispccdc.c b/drivers/media/video/omap3isp/ispccdc.c
index 8dbb55a..c58b0c6 100644 (file)
--- a/drivers/media/video/omap3isp/ispccdc.c
+++ b/drivers/media/video/omap3isp/ispccdc.c
@@ -627,9 +627,12 @@ static void ccdc_configure_lpf(struct isp_ccdc_device *ccdc)
 static void ccdc_configure_alaw(struct isp_ccdc_device *ccdc)
 {
        struct isp_device *isp = to_isp_device(ccdc);
+       const struct isp_format_info *info;
        u32 alaw = 0;
 
-       switch (ccdc->syncif.datsz) {
+       info = omap3isp_video_format_info(ccdc->formats[CCDC_PAD_SINK].code);
+
+       switch (info->width) {
        case 8:
                return;
 
@@ -813,6 +816,7 @@ static void ccdc_config_vp(struct isp_ccdc_device *ccdc)
 {
        struct isp_pipeline *pipe = to_isp_pipeline(&ccdc->subdev.entity);
        struct isp_device *isp = to_isp_device(ccdc);
+       const struct isp_format_info *info;
        unsigned long l3_ick = pipe->l3_ick;
        unsigned int max_div = isp->revision == ISP_REVISION_15_0 ? 64 : 8;
        unsigned int div = 0;
@@ -821,7 +825,9 @@ static void ccdc_config_vp(struct isp_ccdc_device *ccdc)
        fmtcfg_vp = isp_reg_readl(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_FMTCFG)
                  & ~(ISPCCDC_FMTCFG_VPIN_MASK | ISPCCDC_FMTCFG_VPIF_FRQ_MASK);
 
-       switch (ccdc->syncif.datsz) {
+       info = omap3isp_video_format_info(ccdc->formats[CCDC_PAD_SINK].code);
+
+       switch (info->width) {
        case 8:
        case 10:
                fmtcfg_vp |= ISPCCDC_FMTCFG_VPIN_9_0;
@@ -959,17 +965,17 @@ void omap3isp_ccdc_max_rate(struct isp_ccdc_device *ccdc,
 /*
  * ccdc_config_sync_if - Set CCDC sync interface configuration
  * @ccdc: Pointer to ISP CCDC device.
- * @syncif: Structure containing the sync parameters like field state, CCDC in
- *          master/slave mode, raw/yuv data, polarity of data, field, hs, vs
- *          signals.
+ * @pdata: Parallel interface platform data (may be NULL)
+ * @data_size: Data size
  */
 static void ccdc_config_sync_if(struct isp_ccdc_device *ccdc,
-                               struct ispccdc_syncif *syncif)
+                               struct isp_parallel_platform_data *pdata,
+                               unsigned int data_size)
 {
        struct isp_device *isp = to_isp_device(ccdc);
        u32 syn_mode = ISPCCDC_SYN_MODE_VDHDEN;
 
-       switch (syncif->datsz) {
+       switch (data_size) {
        case 8:
                syn_mode |= ISPCCDC_SYN_MODE_DATSIZ_8;
                break;
@@ -984,20 +990,16 @@ static void ccdc_config_sync_if(struct isp_ccdc_device *ccdc,
                break;
        }
 
-       if (syncif->datapol)
+       if (pdata && pdata->data_pol)
                syn_mode |= ISPCCDC_SYN_MODE_DATAPOL;
 
-       if (syncif->hdpol)
+       if (pdata && pdata->hs_pol)
                syn_mode |= ISPCCDC_SYN_MODE_HDPOL;
 
-       if (syncif->vdpol)
+       if (pdata && pdata->vs_pol)
                syn_mode |= ISPCCDC_SYN_MODE_VDPOL;
 
        isp_reg_writel(isp, syn_mode, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_SYN_MODE);
-
-       if (!syncif->bt_r656_en)
-               isp_reg_clr(isp, OMAP3_ISP_IOMEM_CCDC, ISPCCDC_REC656IF,
-                           ISPCCDC_REC656IF_R656ON);
 }
 
 /* CCDC formats descriptions */
@@ -1111,11 +1113,7 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc)
        shift = depth_in - depth_out;
        omap3isp_configure_bridge(isp, ccdc->input, pdata, shift);
 
-       ccdc->syncif.datsz = depth_out;
-       ccdc->syncif.datapol = 0;
-       ccdc->syncif.hdpol = pdata ? pdata->hs_pol : 0;
-       ccdc->syncif.vdpol = pdata ? pdata->vs_pol : 0;
-       ccdc_config_sync_if(ccdc, &ccdc->syncif);
+       ccdc_config_sync_if(ccdc, pdata, depth_out);
 
        /* CCDC_PAD_SINK */
        format = &ccdc->formats[CCDC_PAD_SINK];
@@ -2446,8 +2444,6 @@ int omap3isp_ccdc_init(struct isp_device *isp)
        INIT_LIST_HEAD(&ccdc->lsc.free_queue);
        spin_lock_init(&ccdc->lsc.req_lock);
 
-       ccdc->syncif.datsz = 0;
-
        ccdc->clamp.oblen = 0;
        ccdc->clamp.dcsubval = 0;
 

diff --git a/drivers/media/video/omap3isp/ispccdc.h b/drivers/media/video/omap3isp/ispccdc.h
index 57007d7..a5da9e1 100644 (file)
--- a/drivers/media/video/omap3isp/ispccdc.h
+++ b/drivers/media/video/omap3isp/ispccdc.h
@@ -46,22 +46,6 @@ enum ccdc_input_entity {
 
 #define        OMAP3ISP_CCDC_NEVENTS   16
 
-/*
- * struct ispccdc_syncif - Structure for Sync Interface between sensor and CCDC
- * @datsz: Data size.
- * @datapol: 0 - Positive, 1 - Negative.
- * @hdpol: 0 - Positive, 1 - Negative.
- * @vdpol: 0 - Positive, 1 - Negative.
- * @bt_r656_en: 1 - Enable ITU-R BT656 mode, 0 - Sync mode.
- */
-struct ispccdc_syncif {
-       u8 datsz;
-       u8 datapol;
-       u8 hdpol;
-       u8 vdpol;
-       u8 bt_r656_en;
-};
-
 enum ispccdc_lsc_state {
        LSC_STATE_STOPPED = 0,
        LSC_STATE_STOPPING = 1,
@@ -135,7 +119,6 @@ struct ispccdc_lsc {
  * @lsc: Lens shading compensation configuration
  * @update: Bitmask of controls to update during the next interrupt
  * @shadow_update: Controls update in progress by userspace
- * @syncif: Interface synchronization configuration
  * @underrun: A buffer underrun occurred and a new buffer has been queued
  * @state: Streaming state
  * @lock: Serializes shadow_update with interrupt handler
@@ -164,8 +147,6 @@ struct isp_ccdc_device {
        unsigned int update;
        unsigned int shadow_update;
 
-       struct ispccdc_syncif syncif;
-
        unsigned int underrun:1;
        enum isp_pipeline_stream_state state;
        spinlock_t lock;

diff --git a/include/media/omap3isp.h b/include/media/omap3isp.h
index 4d94be5..5ab9449 100644 (file)
--- a/include/media/omap3isp.h
+++ b/include/media/omap3isp.h
@@ -67,6 +67,8 @@ enum {
  *             0 - Active high, 1 - Active low
  * @vs_pol: Vertical synchronization polarity
  *             0 - Active high, 1 - Active low
+ * @data_pol: Data polarity
+ *             0 - Normal, 1 - One's complement
  * @bridge: CCDC Bridge input control
  *             ISP_BRIDGE_DISABLE - Disable
  *             ISP_BRIDGE_LITTLE_ENDIAN - Little endian
@@ -77,6 +79,7 @@ struct isp_parallel_platform_data {
        unsigned int clk_pol:1;
        unsigned int hs_pol:1;
        unsigned int vs_pol:1;
+       unsigned int data_pol:1;
        unsigned int bridge:2;
 };