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Commit 73ea57eb authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Mauro Carvalho Chehab
Browse files

[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: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: default avatarSakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent cf7a3d91

drivers/media/video/omap3isp/ispccdc.c

+17 −21
Original line number Diff line number Diff line
@@ -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;

drivers/media/video/omap3isp/ispccdc.h

+0 −19
Original line number Diff line number Diff line
@@ -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;

include/media/omap3isp.h

+3 −0
Original line number Diff line number Diff line
@@ -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;

};