[PATCH 1/7] gpu: ipu-v3: ipu-ic: Remove unused ipu_ic_task_graphics_init

linux
2024-12-26T02:28:16Z

ipu_ic_task_graphics_init() was added in 2014 by
commit 1aa8ea0d2bd5 ("gpu: ipu-v3: Add Image Converter unit")
but has been unused.

Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
---
drivers/gpu/ipu-v3/ipu-ic.c | 73 -------------------------------------
include/video/imx-ipu-v3.h | 4 --
2 files changed, 77 deletions(-)

diff --git a/drivers/gpu/ipu-v3/ipu-ic.c b/drivers/gpu/ipu-v3/ipu-ic.c
index 846461bac70d..acd76ecc5221 100644
--- a/drivers/gpu/ipu-v3/ipu-ic.c
+++ b/drivers/gpu/ipu-v3/ipu-ic.c
@@ -321,79 +321,6 @@ void ipu_ic_task_disable(struct ipu_ic *ic)
}
EXPORT_SYMBOL_GPL(ipu_ic_task_disable);

-int ipu_ic_task_graphics_init(struct ipu_ic *ic,
- const struct ipu_ic_colorspace *g_in_cs,
- bool galpha_en, u32 galpha,
- bool colorkey_en, u32 colorkey)
-{
- struct ipu_ic_priv *priv = ic->priv;
- struct ipu_ic_csc csc2;
- unsigned long flags;
- u32 reg, ic_conf;
- int ret = 0;
-
- if (ic->task == IC_TASK_ENCODER)
- return -EINVAL;
-
- spin_lock_irqsave(&priv->lock, flags);
-
- ic_conf = ipu_ic_read(ic, IC_CONF);
-
- if (!(ic_conf & ic->bit->ic_conf_csc1_en)) {
- struct ipu_ic_csc csc1;
-
- ret = ipu_ic_calc_csc(&csc1,
- V4L2_YCBCR_ENC_601,
- V4L2_QUANTIZATION_FULL_RANGE,
- IPUV3_COLORSPACE_RGB,
- V4L2_YCBCR_ENC_601,
- V4L2_QUANTIZATION_FULL_RANGE,
- IPUV3_COLORSPACE_RGB);
- if (ret)
- goto unlock;
-
- /* need transparent CSC1 conversion */
- ret = init_csc(ic, &csc1, 0);
- if (ret)
- goto unlock;
- }
-
- ic->g_in_cs = *g_in_cs;
- csc2.in_cs = ic->g_in_cs;
- csc2.out_cs = ic->out_cs;
-
- ret = __ipu_ic_calc_csc(&csc2);
- if (ret)
- goto unlock;
-
- ret = init_csc(ic, &csc2, 1);
- if (ret)
- goto unlock;
-
- if (galpha_en) {
- ic_conf |= IC_CONF_IC_GLB_LOC_A;
- reg = ipu_ic_read(ic, IC_CMBP_1);
- reg &= ~(0xff << ic->bit->ic_cmb_galpha_bit);
- reg |= (galpha << ic->bit->ic_cmb_galpha_bit);
- ipu_ic_write(ic, reg, IC_CMBP_1);
- } else
- ic_conf &= ~IC_CONF_IC_GLB_LOC_A;
-
- if (colorkey_en) {
- ic_conf |= IC_CONF_KEY_COLOR_EN;
- ipu_ic_write(ic, colorkey, IC_CMBP_2);
- } else
- ic_conf &= ~IC_CONF_KEY_COLOR_EN;
-
- ipu_ic_write(ic, ic_conf, IC_CONF);
-
- ic->graphics = true;
-unlock:
- spin_unlock_irqrestore(&priv->lock, flags);
- return ret;
-}
-EXPORT_SYMBOL_GPL(ipu_ic_task_graphics_init);
-
int ipu_ic_task_init_rsc(struct ipu_ic *ic,
const struct ipu_ic_csc *csc,
int in_width, int in_height,
diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h
index c422a403c099..0bb1d714cbf5 100644
--- a/include/video/imx-ipu-v3.h
+++ b/include/video/imx-ipu-v3.h
@@ -445,10 +445,6 @@ int ipu_ic_task_init_rsc(struct ipu_ic *ic,
int in_width, int in_height,
int out_width, int out_height,
u32 rsc);
-int ipu_ic_task_graphics_init(struct ipu_ic *ic,
- const struct ipu_ic_colorspace *g_in_cs,
- bool galpha_en, u32 galpha,
- bool colorkey_en, u32 colorkey);
void ipu_ic_task_enable(struct ipu_ic *ic);
void ipu_ic_task_disable(struct ipu_ic *ic);
int ipu_ic_task_idma_init(struct ipu_ic *ic, struct ipuv3_channel *channel,
--
2.47.1