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Subject[PATCH v4 4/4] [media] exynos-gsc: Add hardware rotation limits
Date
The hardware rotation limits of gsc depends on SOC (Exynos
5250/5420/5433). Distinguish them and add them to the driver data.

Signed-off-by: Hoegeun Kwon <hoegeun.kwon@samsung.com>
---
drivers/media/platform/exynos-gsc/gsc-core.c | 127 +++++++++++++++++++++++++--
1 file changed, 122 insertions(+), 5 deletions(-)

diff --git a/drivers/media/platform/exynos-gsc/gsc-core.c b/drivers/media/platform/exynos-gsc/gsc-core.c
index 4380150..173a238 100644
--- a/drivers/media/platform/exynos-gsc/gsc-core.c
+++ b/drivers/media/platform/exynos-gsc/gsc-core.c
@@ -958,6 +958,51 @@ static irqreturn_t gsc_irq_handler(int irq, void *priv)
.target_rot_en_h = 2016,
};

+static struct gsc_pix_max gsc_v_5250_max = {
+ .org_scaler_bypass_w = 8192,
+ .org_scaler_bypass_h = 8192,
+ .org_scaler_input_w = 4800,
+ .org_scaler_input_h = 3344,
+ .real_rot_dis_w = 4800,
+ .real_rot_dis_h = 3344,
+ .real_rot_en_w = 2016,
+ .real_rot_en_h = 2016,
+ .target_rot_dis_w = 4800,
+ .target_rot_dis_h = 3344,
+ .target_rot_en_w = 2016,
+ .target_rot_en_h = 2016,
+};
+
+static struct gsc_pix_max gsc_v_5420_max = {
+ .org_scaler_bypass_w = 8192,
+ .org_scaler_bypass_h = 8192,
+ .org_scaler_input_w = 4800,
+ .org_scaler_input_h = 3344,
+ .real_rot_dis_w = 4800,
+ .real_rot_dis_h = 3344,
+ .real_rot_en_w = 2048,
+ .real_rot_en_h = 2048,
+ .target_rot_dis_w = 4800,
+ .target_rot_dis_h = 3344,
+ .target_rot_en_w = 2016,
+ .target_rot_en_h = 2016,
+};
+
+static struct gsc_pix_max gsc_v_5433_max = {
+ .org_scaler_bypass_w = 8192,
+ .org_scaler_bypass_h = 8192,
+ .org_scaler_input_w = 4800,
+ .org_scaler_input_h = 3344,
+ .real_rot_dis_w = 4800,
+ .real_rot_dis_h = 3344,
+ .real_rot_en_w = 2047,
+ .real_rot_en_h = 2047,
+ .target_rot_dis_w = 4800,
+ .target_rot_dis_h = 3344,
+ .target_rot_en_w = 2016,
+ .target_rot_en_h = 2016,
+};
+
static struct gsc_pix_min gsc_v_100_min = {
.org_w = 64,
.org_h = 32,
@@ -992,6 +1037,45 @@ static irqreturn_t gsc_irq_handler(int irq, void *priv)
.local_sc_down = 2,
};

+static struct gsc_variant gsc_v_5250_variant = {
+ .pix_max = &gsc_v_5250_max,
+ .pix_min = &gsc_v_100_min,
+ .pix_align = &gsc_v_100_align,
+ .in_buf_cnt = 32,
+ .out_buf_cnt = 32,
+ .sc_up_max = 8,
+ .sc_down_max = 16,
+ .poly_sc_down_max = 4,
+ .pre_sc_down_max = 4,
+ .local_sc_down = 2,
+};
+
+static struct gsc_variant gsc_v_5420_variant = {
+ .pix_max = &gsc_v_5420_max,
+ .pix_min = &gsc_v_100_min,
+ .pix_align = &gsc_v_100_align,
+ .in_buf_cnt = 32,
+ .out_buf_cnt = 32,
+ .sc_up_max = 8,
+ .sc_down_max = 16,
+ .poly_sc_down_max = 4,
+ .pre_sc_down_max = 4,
+ .local_sc_down = 2,
+};
+
+static struct gsc_variant gsc_v_5433_variant = {
+ .pix_max = &gsc_v_5433_max,
+ .pix_min = &gsc_v_100_min,
+ .pix_align = &gsc_v_100_align,
+ .in_buf_cnt = 32,
+ .out_buf_cnt = 32,
+ .sc_up_max = 8,
+ .sc_down_max = 16,
+ .poly_sc_down_max = 4,
+ .pre_sc_down_max = 4,
+ .local_sc_down = 2,
+};
+
static struct gsc_driverdata gsc_v_100_drvdata = {
.variant = {
[0] = &gsc_v_100_variant,
@@ -1004,11 +1088,33 @@ static irqreturn_t gsc_irq_handler(int irq, void *priv)
.num_clocks = 1,
};

+static struct gsc_driverdata gsc_v_5250_drvdata = {
+ .variant = {
+ [0] = &gsc_v_5250_variant,
+ [1] = &gsc_v_5250_variant,
+ [2] = &gsc_v_5250_variant,
+ [3] = &gsc_v_5250_variant,
+ },
+ .num_entities = 4,
+ .clk_names = { "gscl" },
+ .num_clocks = 1,
+};
+
+static struct gsc_driverdata gsc_v_5420_drvdata = {
+ .variant = {
+ [0] = &gsc_v_5420_variant,
+ [1] = &gsc_v_5420_variant,
+ },
+ .num_entities = 4,
+ .clk_names = { "gscl" },
+ .num_clocks = 1,
+};
+
static struct gsc_driverdata gsc_5433_drvdata = {
.variant = {
- [0] = &gsc_v_100_variant,
- [1] = &gsc_v_100_variant,
- [2] = &gsc_v_100_variant,
+ [0] = &gsc_v_5433_variant,
+ [1] = &gsc_v_5433_variant,
+ [2] = &gsc_v_5433_variant,
},
.num_entities = 3,
.clk_names = { "pclk", "aclk", "aclk_xiu", "aclk_gsclbend" },
@@ -1017,13 +1123,21 @@ static irqreturn_t gsc_irq_handler(int irq, void *priv)

static const struct of_device_id exynos_gsc_match[] = {
{
- .compatible = "samsung,exynos5-gsc",
- .data = &gsc_v_100_drvdata,
+ .compatible = "samsung,exynos5250-gsc",
+ .data = &gsc_v_5250_drvdata,
+ },
+ {
+ .compatible = "samsung,exynos5420-gsc",
+ .data = &gsc_v_5420_drvdata,
},
{
.compatible = "samsung,exynos5433-gsc",
.data = &gsc_5433_drvdata,
},
+ {
+ .compatible = "samsung,exynos5-gsc",
+ .data = &gsc_v_100_drvdata,
+ },
{},
};
MODULE_DEVICE_TABLE(of, exynos_gsc_match);
@@ -1045,6 +1159,9 @@ static int gsc_probe(struct platform_device *pdev)
if (ret < 0)
return ret;

+ if (drv_data == &gsc_v_100_drvdata)
+ dev_info(dev, "compatible 'exynos5-gsc' is deprecated\n");
+
gsc->id = ret;
if (gsc->id >= drv_data->num_entities) {
dev_err(dev, "Invalid platform device id: %d\n", gsc->id);
--
1.9.1
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