linux-kernel - [PATCH] media: b2c2: Remove unused functions

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Message-ID: <20241114020636.299783-1-linux@treblig.org>
Date: Thu, 14 Nov 2024 02:06:36 +0000
From: linux@...blig.org
To: mchehab@...nel.org,
	linux-media@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	"Dr. David Alan Gilbert" <linux@...blig.org>
Subject: [PATCH] media: b2c2: Remove unused functions

From: "Dr. David Alan Gilbert" <linux@...blig.org>

flexcop_dma_control_size_irq() last use was removed in 2005 by
commit 64221be7b900 ("[PATCH] dvb: flexcop: woraround irq stop problem")

flexcop_dump_reg() last use was removed in 2009 by
commit 382c5546d618 ("V4L/DVB (10694): [PATCH] software IRQ watchdog for
Flexcop B2C2 DVB PCI cards")

Remove them.

Signed-off-by: Dr. David Alan Gilbert <linux@...blig.org>
---
 drivers/media/common/b2c2/flexcop-common.h |  4 ----
 drivers/media/common/b2c2/flexcop-misc.c   | 13 -------------
 drivers/media/pci/b2c2/flexcop-dma.c       | 17 -----------------
 3 files changed, 34 deletions(-)

diff --git a/drivers/media/common/b2c2/flexcop-common.h b/drivers/media/common/b2c2/flexcop-common.h
index f944c59cf495..a468ea7e77a1 100644
--- a/drivers/media/common/b2c2/flexcop-common.h
+++ b/drivers/media/common/b2c2/flexcop-common.h
@@ -125,8 +125,6 @@ void flexcop_dma_free(struct flexcop_dma *dma);
 
 int flexcop_dma_control_timer_irq(struct flexcop_device *fc,
 		flexcop_dma_index_t no, int onoff);
-int flexcop_dma_control_size_irq(struct flexcop_device *fc,
-		flexcop_dma_index_t no, int onoff);
 int flexcop_dma_config(struct flexcop_device *fc, struct flexcop_dma *dma,
 		flexcop_dma_index_t dma_idx);
 int flexcop_dma_xfer_control(struct flexcop_device *fc,
@@ -170,8 +168,6 @@ int flexcop_sram_init(struct flexcop_device *fc);
 void flexcop_determine_revision(struct flexcop_device *fc);
 void flexcop_device_name(struct flexcop_device *fc,
 		const char *prefix, const char *suffix);
-void flexcop_dump_reg(struct flexcop_device *fc,
-		flexcop_ibi_register reg, int num);
 
 /* from flexcop-hw-filter.c */
 int flexcop_pid_feed_control(struct flexcop_device *fc,
diff --git a/drivers/media/common/b2c2/flexcop-misc.c b/drivers/media/common/b2c2/flexcop-misc.c
index 83d01d3a81cc..251c4f731ed1 100644
--- a/drivers/media/common/b2c2/flexcop-misc.c
+++ b/drivers/media/common/b2c2/flexcop-misc.c
@@ -70,16 +70,3 @@ void flexcop_device_name(struct flexcop_device *fc,
 			flexcop_bus_names[fc->bus_type],
 			flexcop_revision_names[fc->rev], suffix);
 }
-
-void flexcop_dump_reg(struct flexcop_device *fc,
-		flexcop_ibi_register reg, int num)
-{
-	flexcop_ibi_value v;
-	int i;
-	for (i = 0; i < num; i++) {
-		v = fc->read_ibi_reg(fc, reg+4*i);
-		deb_rdump("0x%03x: %08x, ", reg+4*i, v.raw);
-	}
-	deb_rdump("\n");
-}
-EXPORT_SYMBOL(flexcop_dump_reg);
diff --git a/drivers/media/pci/b2c2/flexcop-dma.c b/drivers/media/pci/b2c2/flexcop-dma.c
index ff8058568240..2ef97be4dc54 100644
--- a/drivers/media/pci/b2c2/flexcop-dma.c
+++ b/drivers/media/pci/b2c2/flexcop-dma.c
@@ -123,23 +123,6 @@ static int flexcop_dma_remap(struct flexcop_device *fc,
 	return 0;
 }
 
-int flexcop_dma_control_size_irq(struct flexcop_device *fc,
-		flexcop_dma_index_t no,
-		int onoff)
-{
-	flexcop_ibi_value v = fc->read_ibi_reg(fc, ctrl_208);
-
-	if (no & FC_DMA_1)
-		v.ctrl_208.DMA1_IRQ_Enable_sig = onoff;
-
-	if (no & FC_DMA_2)
-		v.ctrl_208.DMA2_IRQ_Enable_sig = onoff;
-
-	fc->write_ibi_reg(fc, ctrl_208, v);
-	return 0;
-}
-EXPORT_SYMBOL(flexcop_dma_control_size_irq);
-
 int flexcop_dma_control_timer_irq(struct flexcop_device *fc,
 		flexcop_dma_index_t no,
 		int onoff)
-- 
2.47.0