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Date: Tue, 14 Dec 2021 16:16:30 +0000
From: Corentin Labbe <clabbe@...libre.com>
To: mchehab@...nel.org, hverkuil@...all.nl, gregkh@...uxfoundation.org
Cc: linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
linux-staging@...ts.linux.dev, mjpeg-users@...ts.sourceforge.net,
Corentin Labbe <clabbe@...libre.com>
Subject: [PATCH v4 12/18] staging: media: zoran: clean unused code
It remains some unused code from old zoran buffer handling.
Let's remove them.
Signed-off-by: Corentin Labbe <clabbe@...libre.com>
---
drivers/staging/media/zoran/zoran.h | 14 ---------
drivers/staging/media/zoran/zoran_card.c | 36 ----------------------
drivers/staging/media/zoran/zoran_device.h | 2 --
drivers/staging/media/zoran/zoran_driver.c | 2 --
4 files changed, 54 deletions(-)
diff --git a/drivers/staging/media/zoran/zoran.h b/drivers/staging/media/zoran/zoran.h
index c36b33f42b16..654c95fa5aba 100644
--- a/drivers/staging/media/zoran/zoran.h
+++ b/drivers/staging/media/zoran/zoran.h
@@ -54,22 +54,8 @@ static inline struct zr_buffer *vb2_to_zr_buffer(struct vb2_buffer *vb)
#define BUZ_NUM_STAT_COM 4
#define BUZ_MASK_STAT_COM 3
-#define BUZ_MAX_FRAME 256 /* Must be a power of 2 */
-#define BUZ_MASK_FRAME 255 /* Must be BUZ_MAX_FRAME-1 */
-
#define BUZ_MAX_INPUT 16
-#if VIDEO_MAX_FRAME <= 32
-# define V4L_MAX_FRAME 32
-#elif VIDEO_MAX_FRAME <= 64
-# define V4L_MAX_FRAME 64
-#else
-# error "Too many video frame buffers to handle"
-#endif
-#define V4L_MASK_FRAME (V4L_MAX_FRAME - 1)
-
-#define MAX_FRAME (BUZ_MAX_FRAME > VIDEO_MAX_FRAME ? BUZ_MAX_FRAME : VIDEO_MAX_FRAME)
-
#include "zr36057.h"
enum card_type {
diff --git a/drivers/staging/media/zoran/zoran_card.c b/drivers/staging/media/zoran/zoran_card.c
index 4ea2fbf189b9..59df1e7691f9 100644
--- a/drivers/staging/media/zoran/zoran_card.c
+++ b/drivers/staging/media/zoran/zoran_card.c
@@ -60,20 +60,6 @@ static int video_nr[BUZ_MAX] = { [0 ... (BUZ_MAX - 1)] = -1 };
module_param_array(video_nr, int, NULL, 0444);
MODULE_PARM_DESC(video_nr, "Video device number (-1=Auto)");
-int v4l_nbufs = 4;
-int v4l_bufsize = 864; /* Everybody should be able to work with this setting */
-module_param(v4l_nbufs, int, 0644);
-MODULE_PARM_DESC(v4l_nbufs, "Maximum number of V4L buffers to use");
-module_param(v4l_bufsize, int, 0644);
-MODULE_PARM_DESC(v4l_bufsize, "Maximum size per V4L buffer (in kB)");
-
-int jpg_nbufs = 32;
-int jpg_bufsize = 512; /* max size for 100% quality full-PAL frame */
-module_param(jpg_nbufs, int, 0644);
-MODULE_PARM_DESC(jpg_nbufs, "Maximum number of JPG buffers to use");
-module_param(jpg_bufsize, int, 0644);
-MODULE_PARM_DESC(jpg_bufsize, "Maximum size per JPG buffer (in kB)");
-
/* 1=Pass through TV signal when device is not used */
/* 0=Show color bar when device is not used (LML33: only if lml33dpath=1) */
int pass_through;
@@ -1253,28 +1239,6 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
pci_info(pdev, "Zoran MJPEG board driver version %s\n", ZORAN_VERSION);
- /* check the parameters we have been given, adjust if necessary */
- if (v4l_nbufs < 2)
- v4l_nbufs = 2;
- if (v4l_nbufs > VIDEO_MAX_FRAME)
- v4l_nbufs = VIDEO_MAX_FRAME;
- /* The user specifies the in KB, we want them in byte (and page aligned) */
- v4l_bufsize = PAGE_ALIGN(v4l_bufsize * 1024);
- if (v4l_bufsize < 32768)
- v4l_bufsize = 32768;
- /* 2 MB is arbitrary but sufficient for the maximum possible images */
- if (v4l_bufsize > 2048 * 1024)
- v4l_bufsize = 2048 * 1024;
- if (jpg_nbufs < 4)
- jpg_nbufs = 4;
- if (jpg_nbufs > BUZ_MAX_FRAME)
- jpg_nbufs = BUZ_MAX_FRAME;
- jpg_bufsize = PAGE_ALIGN(jpg_bufsize * 1024);
- if (jpg_bufsize < 8192)
- jpg_bufsize = 8192;
- if (jpg_bufsize > (512 * 1024))
- jpg_bufsize = 512 * 1024;
-
/* some mainboards might not do PCI-PCI data transfer well */
if (pci_pci_problems & (PCIPCI_FAIL | PCIAGP_FAIL | PCIPCI_ALIMAGIK))
pci_warn(pdev, "%s: chipset does not support reliable PCI-PCI DMA\n",
diff --git a/drivers/staging/media/zoran/zoran_device.h b/drivers/staging/media/zoran/zoran_device.h
index 6c5d70238228..322b04c55d41 100644
--- a/drivers/staging/media/zoran/zoran_device.h
+++ b/drivers/staging/media/zoran/zoran_device.h
@@ -47,9 +47,7 @@ extern void zr36057_restart(struct zoran *zr);
extern const struct zoran_format zoran_formats[];
-extern int v4l_nbufs;
extern int v4l_bufsize;
-extern int jpg_nbufs;
extern int jpg_bufsize;
extern int pass_through;
diff --git a/drivers/staging/media/zoran/zoran_driver.c b/drivers/staging/media/zoran/zoran_driver.c
index 551db338c7f7..31993c266976 100644
--- a/drivers/staging/media/zoran/zoran_driver.c
+++ b/drivers/staging/media/zoran/zoran_driver.c
@@ -153,8 +153,6 @@ static __u32 zoran_v4l2_calc_bufsize(struct zoran_jpg_settings *settings)
result <<= 1;
}
- if (result > jpg_bufsize)
- return jpg_bufsize;
if (result < 8192)
return 8192;
--
2.32.0
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