media: ti-vpe: cal: Reorganize remaining code in sections
Increase readability by reorganizing the remaining code in sections. No functional change is included. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Reviewed-by: Benoit Parrot <bparrot@ti.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Родитель
9f2b94b1ca
Коммит
6770318dc0
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@ -37,9 +37,6 @@
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#define CAL_MODULE_NAME "cal"
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#define MAX_WIDTH_BYTES (8192 * 8)
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#define MAX_HEIGHT_LINES 16383
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MODULE_DESCRIPTION("TI CAL driver");
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MODULE_AUTHOR("Benoit Parrot, <bparrot@ti.com>");
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MODULE_LICENSE("GPL v2");
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@ -80,11 +77,11 @@ MODULE_PARM_DESC(debug, "activates debug info");
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#define CAL_NUM_CONTEXT 2
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#define reg_read(dev, offset) ioread32(dev->base + offset)
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#define reg_write(dev, offset, val) iowrite32(val, dev->base + offset)
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#define MAX_WIDTH_BYTES (8192 * 8)
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#define MAX_HEIGHT_LINES 16383
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/* ------------------------------------------------------------------
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* Basic structures
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* Format Handling
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* ------------------------------------------------------------------
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*/
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@ -205,6 +202,11 @@ static char *fourcc_to_str(u32 fmt)
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return code;
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}
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/* ------------------------------------------------------------------
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* Driver Structures
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* ------------------------------------------------------------------
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*/
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/* buffer for one video frame */
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struct cal_buffer {
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/* common v4l buffer stuff -- must be first */
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@ -240,80 +242,6 @@ struct cal_data {
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unsigned int flags;
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};
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static const struct cal_camerarx_data dra72x_cal_camerarx[] = {
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{
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.fields = {
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[F_CTRLCLKEN] = { 10, 10 },
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[F_CAMMODE] = { 11, 12 },
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[F_LANEENABLE] = { 13, 16 },
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[F_CSI_MODE] = { 17, 17 },
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},
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.num_lanes = 4,
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},
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{
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.fields = {
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[F_CTRLCLKEN] = { 0, 0 },
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[F_CAMMODE] = { 1, 2 },
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[F_LANEENABLE] = { 3, 4 },
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[F_CSI_MODE] = { 5, 5 },
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},
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.num_lanes = 2,
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},
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};
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static const struct cal_data dra72x_cal_data = {
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.camerarx = dra72x_cal_camerarx,
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.num_csi2_phy = ARRAY_SIZE(dra72x_cal_camerarx),
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};
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static const struct cal_data dra72x_es1_cal_data = {
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.camerarx = dra72x_cal_camerarx,
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.num_csi2_phy = ARRAY_SIZE(dra72x_cal_camerarx),
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.flags = DRA72_CAL_PRE_ES2_LDO_DISABLE,
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};
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static const struct cal_camerarx_data dra76x_cal_csi_phy[] = {
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{
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.fields = {
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[F_CTRLCLKEN] = { 8, 8 },
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[F_CAMMODE] = { 9, 10 },
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[F_CSI_MODE] = { 11, 11 },
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[F_LANEENABLE] = { 27, 31 },
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},
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.num_lanes = 5,
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},
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{
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.fields = {
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[F_CTRLCLKEN] = { 0, 0 },
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[F_CAMMODE] = { 1, 2 },
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[F_CSI_MODE] = { 3, 3 },
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[F_LANEENABLE] = { 24, 26 },
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},
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.num_lanes = 3,
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},
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};
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static const struct cal_data dra76x_cal_data = {
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.camerarx = dra76x_cal_csi_phy,
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.num_csi2_phy = ARRAY_SIZE(dra76x_cal_csi_phy),
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};
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static const struct cal_camerarx_data am654_cal_csi_phy[] = {
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{
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.fields = {
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[F_CTRLCLKEN] = { 15, 15 },
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[F_CAMMODE] = { 24, 25 },
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[F_LANEENABLE] = { 0, 4 },
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},
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.num_lanes = 5,
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},
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};
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static const struct cal_data am654_cal_data = {
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.camerarx = am654_cal_csi_phy,
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.num_csi2_phy = ARRAY_SIZE(am654_cal_csi_phy),
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};
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/*
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* The Camera Adaptation Layer (CAL) module is paired with one or more complex
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* I/O PHYs (CAMERARX). It contains multiple instances of CSI-2, processing and
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@ -409,6 +337,98 @@ struct cal_ctx {
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bool dma_act;
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};
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static inline struct cal_ctx *notifier_to_ctx(struct v4l2_async_notifier *n)
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{
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return container_of(n, struct cal_ctx, notifier);
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}
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/* ------------------------------------------------------------------
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* Platform Data
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* ------------------------------------------------------------------
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*/
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static const struct cal_camerarx_data dra72x_cal_camerarx[] = {
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{
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.fields = {
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[F_CTRLCLKEN] = { 10, 10 },
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[F_CAMMODE] = { 11, 12 },
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[F_LANEENABLE] = { 13, 16 },
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[F_CSI_MODE] = { 17, 17 },
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},
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.num_lanes = 4,
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},
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{
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.fields = {
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[F_CTRLCLKEN] = { 0, 0 },
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[F_CAMMODE] = { 1, 2 },
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[F_LANEENABLE] = { 3, 4 },
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[F_CSI_MODE] = { 5, 5 },
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},
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.num_lanes = 2,
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},
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};
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static const struct cal_data dra72x_cal_data = {
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.camerarx = dra72x_cal_camerarx,
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.num_csi2_phy = ARRAY_SIZE(dra72x_cal_camerarx),
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};
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static const struct cal_data dra72x_es1_cal_data = {
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.camerarx = dra72x_cal_camerarx,
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.num_csi2_phy = ARRAY_SIZE(dra72x_cal_camerarx),
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.flags = DRA72_CAL_PRE_ES2_LDO_DISABLE,
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};
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static const struct cal_camerarx_data dra76x_cal_csi_phy[] = {
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{
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.fields = {
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[F_CTRLCLKEN] = { 8, 8 },
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[F_CAMMODE] = { 9, 10 },
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[F_CSI_MODE] = { 11, 11 },
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[F_LANEENABLE] = { 27, 31 },
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},
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.num_lanes = 5,
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},
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{
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.fields = {
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[F_CTRLCLKEN] = { 0, 0 },
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[F_CAMMODE] = { 1, 2 },
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[F_CSI_MODE] = { 3, 3 },
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[F_LANEENABLE] = { 24, 26 },
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},
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.num_lanes = 3,
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},
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};
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static const struct cal_data dra76x_cal_data = {
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.camerarx = dra76x_cal_csi_phy,
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.num_csi2_phy = ARRAY_SIZE(dra76x_cal_csi_phy),
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};
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static const struct cal_camerarx_data am654_cal_csi_phy[] = {
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{
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.fields = {
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[F_CTRLCLKEN] = { 15, 15 },
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[F_CAMMODE] = { 24, 25 },
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[F_LANEENABLE] = { 0, 4 },
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},
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.num_lanes = 5,
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},
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};
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static const struct cal_data am654_cal_data = {
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.camerarx = am654_cal_csi_phy,
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.num_csi2_phy = ARRAY_SIZE(am654_cal_csi_phy),
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};
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/* ------------------------------------------------------------------
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* I/O Register Accessors
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* ------------------------------------------------------------------
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*/
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#define reg_read(dev, offset) ioread32(dev->base + offset)
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#define reg_write(dev, offset, val) iowrite32(val, dev->base + offset)
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static inline u32 reg_read_field(struct cal_dev *cal, u32 offset, u32 mask)
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{
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return FIELD_GET(mask, reg_read(cal, offset));
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@ -424,41 +444,6 @@ static inline void reg_write_field(struct cal_dev *cal, u32 offset, u32 value,
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reg_write(cal, offset, val);
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}
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static const struct cal_fmt *find_format_by_pix(struct cal_ctx *ctx,
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u32 pixelformat)
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{
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const struct cal_fmt *fmt;
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unsigned int k;
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for (k = 0; k < ctx->num_active_fmt; k++) {
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fmt = ctx->active_fmt[k];
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if (fmt->fourcc == pixelformat)
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return fmt;
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}
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return NULL;
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}
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static const struct cal_fmt *find_format_by_code(struct cal_ctx *ctx,
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u32 code)
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{
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const struct cal_fmt *fmt;
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unsigned int k;
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for (k = 0; k < ctx->num_active_fmt; k++) {
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fmt = ctx->active_fmt[k];
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if (fmt->code == code)
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return fmt;
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}
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return NULL;
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}
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static inline struct cal_ctx *notifier_to_ctx(struct v4l2_async_notifier *n)
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{
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return container_of(n, struct cal_ctx, notifier);
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}
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static inline void set_field(u32 *valp, u32 field, u32 mask)
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{
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u32 val = *valp;
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@ -1148,6 +1133,11 @@ static void cal_ctx_wr_dma_addr(struct cal_ctx *ctx, unsigned int dmaaddr)
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reg_write(ctx->cal, CAL_WR_DMA_ADDR(ctx->csi2_port), dmaaddr);
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}
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/* ------------------------------------------------------------------
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* IRQ Handling
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* ------------------------------------------------------------------
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*/
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static inline void cal_schedule_next_buffer(struct cal_ctx *ctx)
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{
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struct cal_dmaqueue *dma_q = &ctx->vidq;
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@ -1256,9 +1246,41 @@ static irqreturn_t cal_irq(int irq_cal, void *data)
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return IRQ_HANDLED;
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}
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/*
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* video ioctls
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/* ------------------------------------------------------------------
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* V4L2 Video IOCTLs
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* ------------------------------------------------------------------
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*/
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static const struct cal_fmt *find_format_by_pix(struct cal_ctx *ctx,
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u32 pixelformat)
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{
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const struct cal_fmt *fmt;
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unsigned int k;
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for (k = 0; k < ctx->num_active_fmt; k++) {
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fmt = ctx->active_fmt[k];
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if (fmt->fourcc == pixelformat)
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return fmt;
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}
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return NULL;
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}
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static const struct cal_fmt *find_format_by_code(struct cal_ctx *ctx,
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u32 code)
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{
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const struct cal_fmt *fmt;
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unsigned int k;
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for (k = 0; k < ctx->num_active_fmt; k++) {
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fmt = ctx->active_fmt[k];
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if (fmt->code == code)
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return fmt;
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}
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return NULL;
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}
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static int cal_querycap(struct file *file, void *priv,
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struct v4l2_capability *cap)
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{
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@ -1567,9 +1589,46 @@ static int cal_enum_frameintervals(struct file *file, void *priv,
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return 0;
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}
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/*
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* Videobuf operations
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static const struct v4l2_file_operations cal_fops = {
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.owner = THIS_MODULE,
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.open = v4l2_fh_open,
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.release = vb2_fop_release,
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.read = vb2_fop_read,
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.poll = vb2_fop_poll,
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.unlocked_ioctl = video_ioctl2, /* V4L2 ioctl handler */
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.mmap = vb2_fop_mmap,
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};
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static const struct v4l2_ioctl_ops cal_ioctl_ops = {
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.vidioc_querycap = cal_querycap,
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.vidioc_enum_fmt_vid_cap = cal_enum_fmt_vid_cap,
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.vidioc_g_fmt_vid_cap = cal_g_fmt_vid_cap,
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.vidioc_try_fmt_vid_cap = cal_try_fmt_vid_cap,
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.vidioc_s_fmt_vid_cap = cal_s_fmt_vid_cap,
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.vidioc_enum_framesizes = cal_enum_framesizes,
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.vidioc_reqbufs = vb2_ioctl_reqbufs,
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.vidioc_create_bufs = vb2_ioctl_create_bufs,
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.vidioc_prepare_buf = vb2_ioctl_prepare_buf,
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.vidioc_querybuf = vb2_ioctl_querybuf,
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.vidioc_qbuf = vb2_ioctl_qbuf,
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.vidioc_dqbuf = vb2_ioctl_dqbuf,
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.vidioc_expbuf = vb2_ioctl_expbuf,
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.vidioc_enum_input = cal_enum_input,
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.vidioc_g_input = cal_g_input,
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.vidioc_s_input = cal_s_input,
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.vidioc_enum_frameintervals = cal_enum_frameintervals,
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.vidioc_streamon = vb2_ioctl_streamon,
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.vidioc_streamoff = vb2_ioctl_streamoff,
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.vidioc_log_status = v4l2_ctrl_log_status,
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.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
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.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
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};
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/* ------------------------------------------------------------------
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* videobuf2 Operations
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* ------------------------------------------------------------------
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*/
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static int cal_queue_setup(struct vb2_queue *vq,
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unsigned int *nbuffers, unsigned int *nplanes,
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unsigned int sizes[], struct device *alloc_devs[])
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@ -1773,40 +1832,10 @@ static const struct vb2_ops cal_video_qops = {
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.wait_finish = vb2_ops_wait_finish,
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};
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static const struct v4l2_file_operations cal_fops = {
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.owner = THIS_MODULE,
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.open = v4l2_fh_open,
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.release = vb2_fop_release,
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.read = vb2_fop_read,
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.poll = vb2_fop_poll,
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.unlocked_ioctl = video_ioctl2, /* V4L2 ioctl handler */
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.mmap = vb2_fop_mmap,
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};
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static const struct v4l2_ioctl_ops cal_ioctl_ops = {
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.vidioc_querycap = cal_querycap,
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.vidioc_enum_fmt_vid_cap = cal_enum_fmt_vid_cap,
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.vidioc_g_fmt_vid_cap = cal_g_fmt_vid_cap,
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.vidioc_try_fmt_vid_cap = cal_try_fmt_vid_cap,
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.vidioc_s_fmt_vid_cap = cal_s_fmt_vid_cap,
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.vidioc_enum_framesizes = cal_enum_framesizes,
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.vidioc_reqbufs = vb2_ioctl_reqbufs,
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.vidioc_create_bufs = vb2_ioctl_create_bufs,
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.vidioc_prepare_buf = vb2_ioctl_prepare_buf,
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.vidioc_querybuf = vb2_ioctl_querybuf,
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.vidioc_qbuf = vb2_ioctl_qbuf,
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.vidioc_dqbuf = vb2_ioctl_dqbuf,
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.vidioc_expbuf = vb2_ioctl_expbuf,
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.vidioc_enum_input = cal_enum_input,
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.vidioc_g_input = cal_g_input,
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.vidioc_s_input = cal_s_input,
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.vidioc_enum_frameintervals = cal_enum_frameintervals,
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.vidioc_streamon = vb2_ioctl_streamon,
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.vidioc_streamoff = vb2_ioctl_streamoff,
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.vidioc_log_status = v4l2_ctrl_log_status,
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.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
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.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
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};
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/* ------------------------------------------------------------------
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* Initialization and module stuff
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* ------------------------------------------------------------------
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*/
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static const struct video_device cal_videodev = {
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.name = CAL_MODULE_NAME,
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@ -1818,11 +1847,6 @@ static const struct video_device cal_videodev = {
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V4L2_CAP_READWRITE,
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};
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/* -----------------------------------------------------------------
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* Initialization and module stuff
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* ------------------------------------------------------------------
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*/
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static int cal_complete_ctx(struct cal_ctx *ctx)
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{
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struct video_device *vfd;
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