[PATCH v4 34/45] drm/rockchip: inno_hdmi: Remove useless coeff_csc matrix

Maxime Ripard
2023-11-28T10:29:12Z

The coeff_csc matrix isn't used anymore, let's remove it.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
---
drivers/gpu/drm/rockchip/inno_hdmi.c | 70 ------------------------------------
1 file changed, 70 deletions(-)

diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c
index 35f44e556fcf..e4fe02b79a98 100644
--- a/drivers/gpu/drm/rockchip/inno_hdmi.c
+++ b/drivers/gpu/drm/rockchip/inno_hdmi.c
@@ -64,76 +64,6 @@ static struct inno_hdmi *connector_to_inno_hdmi(struct drm_connector *connector)
return container_of(connector, struct inno_hdmi, connector);
}

-static const char coeff_csc[][24] = {
- /*
- * YUV2RGB:601 SD mode(Y[16:235], UV[16:240], RGB[0:255]):
- * R = 1.164*Y + 1.596*V - 204
- * G = 1.164*Y - 0.391*U - 0.813*V + 154
- * B = 1.164*Y + 2.018*U - 258
- */
- {
- 0x04, 0xa7, 0x00, 0x00, 0x06, 0x62, 0x02, 0xcc,
- 0x04, 0xa7, 0x11, 0x90, 0x13, 0x40, 0x00, 0x9a,
- 0x04, 0xa7, 0x08, 0x12, 0x00, 0x00, 0x03, 0x02
- },
- /*
- * YUV2RGB:601 SD mode(YUV[0:255],RGB[0:255]):
- * R = Y + 1.402*V - 248
- * G = Y - 0.344*U - 0.714*V + 135
- * B = Y + 1.772*U - 227
- */
- {
- 0x04, 0x00, 0x00, 0x00, 0x05, 0x9b, 0x02, 0xf8,
- 0x04, 0x00, 0x11, 0x60, 0x12, 0xdb, 0x00, 0x87,
- 0x04, 0x00, 0x07, 0x16, 0x00, 0x00, 0x02, 0xe3
- },
- /*
- * YUV2RGB:709 HD mode(Y[16:235],UV[16:240],RGB[0:255]):
- * R = 1.164*Y + 1.793*V - 248
- * G = 1.164*Y - 0.213*U - 0.534*V + 77
- * B = 1.164*Y + 2.115*U - 289
- */
- {
- 0x04, 0xa7, 0x00, 0x00, 0x07, 0x2c, 0x02, 0xf8,
- 0x04, 0xa7, 0x10, 0xda, 0x12, 0x22, 0x00, 0x4d,
- 0x04, 0xa7, 0x08, 0x74, 0x00, 0x00, 0x03, 0x21
- },
-
- /*
- * RGB2YUV:601 SD mode:
- * Cb = -0.291G - 0.148R + 0.439B + 128
- * Y = 0.504G + 0.257R + 0.098B + 16
- * Cr = -0.368G + 0.439R - 0.071B + 128
- */
- {
- 0x11, 0x5f, 0x01, 0x82, 0x10, 0x23, 0x00, 0x80,
- 0x02, 0x1c, 0x00, 0xa1, 0x00, 0x36, 0x00, 0x1e,
- 0x11, 0x29, 0x10, 0x59, 0x01, 0x82, 0x00, 0x80
- },
- /*
- * RGB2YUV:709 HD mode:
- * Cb = - 0.338G - 0.101R + 0.439B + 128
- * Y = 0.614G + 0.183R + 0.062B + 16
- * Cr = - 0.399G + 0.439R - 0.040B + 128
- */
- {
- 0x11, 0x98, 0x01, 0xc1, 0x10, 0x28, 0x00, 0x80,
- 0x02, 0x74, 0x00, 0xbb, 0x00, 0x3f, 0x00, 0x10,
- 0x11, 0x5a, 0x10, 0x67, 0x01, 0xc1, 0x00, 0x80
- },
- /*
- * RGB[0:255]2RGB[16:235]:
- * R' = R x (235-16)/255 + 16;
- * G' = G x (235-16)/255 + 16;
- * B' = B x (235-16)/255 + 16;
- */
- {
- 0x00, 0x00, 0x03, 0x6F, 0x00, 0x00, 0x00, 0x10,
- 0x03, 0x6F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10,
- 0x00, 0x00, 0x00, 0x00, 0x03, 0x6F, 0x00, 0x10
- },
-};
-
static inline u8 hdmi_readb(struct inno_hdmi *hdmi, u16 offset)
{
return readl_relaxed(hdmi->regs + (offset) * 0x04);

--
2.41.0