[PATCH v5 3/3] media: verisilicon: Remove useless internal fields

[Benjamin Gaignard <benjamin.gaignard@collabora.com>]

No more variants are using multiple registers regions so rename
reg_bases to reg_base.

Remove the useless fields and simplify driver code.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
---
 drivers/media/platform/verisilicon/hantro.h   | 10 ++--------
 .../media/platform/verisilicon/hantro_drv.c   | 20 +++++--------------
 2 files changed, 7 insertions(+), 23 deletions(-)

diff --git a/drivers/media/platform/verisilicon/hantro.h b/drivers/media/platform/verisilicon/hantro.h
index 0353de154a1e..f85035a98b28 100644
--- a/drivers/media/platform/verisilicon/hantro.h
+++ b/drivers/media/platform/verisilicon/hantro.h
@@ -72,8 +72,6 @@ struct hantro_irq {
  * @num_irqs:			number of irqs in the array
  * @clk_names:			array of clock names
  * @num_clocks:			number of clocks in the array
- * @reg_names:			array of register range names
- * @num_regs:			number of register range names in the array
  * @double_buffer:		core needs double buffering
  * @legacy_regs:		core uses legacy register set
  * @late_postproc:		postproc must be set up at the end of the job
@@ -97,8 +95,6 @@ struct hantro_variant {
 	int num_irqs;
 	const char * const *clk_names;
 	int num_clocks;
-	const char * const *reg_names;
-	int num_regs;
 	unsigned int double_buffer : 1;
 	unsigned int legacy_regs : 1;
 	unsigned int late_postproc : 1;
@@ -184,10 +180,9 @@ hantro_vdev_to_func(struct video_device *vdev)
  *			dev_ macros.
  * @clocks:		Array of clock handles.
  * @resets:		Array of reset handles.
- * @reg_bases:		Mapped addresses of VPU registers.
+ * @reg_base:		Mapped address of VPU registers.
  * @enc_base:		Mapped address of VPU encoder register for convenience.
  * @dec_base:		Mapped address of VPU decoder register for convenience.
- * @ctrl_base:		Mapped address of VPU control block.
  * @vpu_mutex:		Mutex to synchronize V4L2 calls.
  * @irqlock:		Spinlock to synchronize access to data structures
  *			shared with interrupt handlers.
@@ -204,10 +199,9 @@ struct hantro_dev {
 	struct device *dev;
 	struct clk_bulk_data *clocks;
 	struct reset_control *resets;
-	void __iomem **reg_bases;
+	void __iomem *reg_base;
 	void __iomem *enc_base;
 	void __iomem *dec_base;
-	void __iomem *ctrl_base;
 
 	struct mutex vpu_mutex;	/* video_device lock */
 	spinlock_t irqlock;
diff --git a/drivers/media/platform/verisilicon/hantro_drv.c b/drivers/media/platform/verisilicon/hantro_drv.c
index 12c804dcc669..6e3a24156a69 100644
--- a/drivers/media/platform/verisilicon/hantro_drv.c
+++ b/drivers/media/platform/verisilicon/hantro_drv.c
@@ -1080,7 +1080,6 @@ static int hantro_probe(struct platform_device *pdev)
 {
 	const struct of_device_id *match;
 	struct hantro_dev *vpu;
-	int num_bases;
 	int i, ret;
 
 	vpu = devm_kzalloc(&pdev->dev, sizeof(*vpu), GFP_KERNEL);
@@ -1128,21 +1127,12 @@ static int hantro_probe(struct platform_device *pdev)
 	if (IS_ERR(vpu->resets))
 		return PTR_ERR(vpu->resets);
 
-	num_bases = vpu->variant->num_regs ?: 1;
-	vpu->reg_bases = devm_kcalloc(&pdev->dev, num_bases,
-				      sizeof(*vpu->reg_bases), GFP_KERNEL);
-	if (!vpu->reg_bases)
-		return -ENOMEM;
+	vpu->reg_base = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(vpu->reg_base))
+		return PTR_ERR(vpu->reg_base);
 
-	for (i = 0; i < num_bases; i++) {
-		vpu->reg_bases[i] = vpu->variant->reg_names ?
-		      devm_platform_ioremap_resource_byname(pdev, vpu->variant->reg_names[i]) :
-		      devm_platform_ioremap_resource(pdev, 0);
-		if (IS_ERR(vpu->reg_bases[i]))
-			return PTR_ERR(vpu->reg_bases[i]);
-	}
-	vpu->enc_base = vpu->reg_bases[0] + vpu->variant->enc_offset;
-	vpu->dec_base = vpu->reg_bases[0] + vpu->variant->dec_offset;
+	vpu->enc_base = vpu->reg_base + vpu->variant->enc_offset;
+	vpu->dec_base = vpu->reg_base + vpu->variant->dec_offset;
 
 	/**
 	 * TODO: Eventually allow taking advantage of full 64-bit address space.
-- 
2.53.0