* [PATCH v2 1/2] staging: sm750fb: rename pvReg to mmio
2026-03-18 17:08 [PATCH v2 0/2] staging: sm750fb: remove Hungarian notation and fix CamelCase Jad Keskes
@ 2026-03-18 17:08 ` Jad Keskes
2026-03-18 17:08 ` [PATCH v2 2/2] staging: sm750fb: rename pvMem to vram and fix CamelCase Jad Keskes
1 sibling, 0 replies; 3+ messages in thread
From: Jad Keskes @ 2026-03-18 17:08 UTC (permalink / raw)
To: Greg Kroah-Hartman; +Cc: linux-staging, Jad Keskes
Rename 'pvReg' to 'mmio', a more meaningful name that reflects its purpose as a memory-mapped I/O pointer. This improves readability and aligns with kernel naming conventions by removing Hungarian notation ('pv').
---
drivers/staging/sm750fb/sm750.c | 4 ++--
drivers/staging/sm750fb/sm750.h | 2 +-
drivers/staging/sm750fb/sm750_hw.c | 14 +++++++-------
3 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/staging/sm750fb/sm750.c b/drivers/staging/sm750fb/sm750.c
index fecd7457e..56c03078f 100644
--- a/drivers/staging/sm750fb/sm750.c
+++ b/drivers/staging/sm750fb/sm750.c
@@ -764,7 +764,7 @@ static int lynxfb_set_fbinfo(struct fb_info *info, int index)
* must be set after crtc member initialized
*/
crtc->cursor.offset = crtc->o_screen + crtc->vidmem_size - 1024;
- crtc->cursor.mmio = sm750_dev->pvReg +
+ crtc->cursor.mmio = sm750_dev->mmio +
0x800f0 + (int)crtc->channel * 0x140;
pr_info("crtc->cursor.mmio = %p\n", crtc->cursor.mmio);
@@ -1121,7 +1121,7 @@ static void lynxfb_pci_remove(struct pci_dev *pdev)
sm750fb_framebuffer_release(sm750_dev);
arch_phys_wc_del(sm750_dev->mtrr.vram);
- iounmap(sm750_dev->pvReg);
+ iounmap(sm750_dev->mmio);
iounmap(sm750_dev->pvMem);
kfree(g_settings);
}
diff --git a/drivers/staging/sm750fb/sm750.h b/drivers/staging/sm750fb/sm750.h
index fcb7d586e..f7501a46d 100644
--- a/drivers/staging/sm750fb/sm750.h
+++ b/drivers/staging/sm750fb/sm750.h
@@ -97,7 +97,7 @@ struct sm750_dev {
unsigned long vidreg_start;
__u32 vidmem_size;
__u32 vidreg_size;
- void __iomem *pvReg;
+ void __iomem *mmio;
unsigned char __iomem *pvMem;
/* locks*/
spinlock_t slock;
diff --git a/drivers/staging/sm750fb/sm750_hw.c b/drivers/staging/sm750fb/sm750_hw.c
index ce46f240c..e62c090b2 100644
--- a/drivers/staging/sm750fb/sm750_hw.c
+++ b/drivers/staging/sm750fb/sm750_hw.c
@@ -49,19 +49,19 @@ int hw_sm750_map(struct sm750_dev *sm750_dev, struct pci_dev *pdev)
}
/* now map mmio and vidmem */
- sm750_dev->pvReg =
+ sm750_dev->mmio =
ioremap(sm750_dev->vidreg_start, sm750_dev->vidreg_size);
- if (!sm750_dev->pvReg) {
+ if (!sm750_dev->mmio) {
pr_err("mmio failed\n");
ret = -EFAULT;
goto exit;
}
- pr_info("mmio virtual addr = %p\n", sm750_dev->pvReg);
+ pr_info("mmio virtual addr = %p\n", sm750_dev->mmio);
- sm750_dev->accel.dpr_base = sm750_dev->pvReg + DE_BASE_ADDR_TYPE1;
- sm750_dev->accel.dp_port_base = sm750_dev->pvReg + DE_PORT_ADDR_TYPE1;
+ sm750_dev->accel.dpr_base = sm750_dev->mmio + DE_BASE_ADDR_TYPE1;
+ sm750_dev->accel.dp_port_base = sm750_dev->mmio + DE_PORT_ADDR_TYPE1;
- mmio750 = sm750_dev->pvReg;
+ mmio750 = sm750_dev->mmio;
sm750_set_chip_type(sm750_dev->devid, sm750_dev->revid);
sm750_dev->vidmem_start = pci_resource_start(pdev, 0);
@@ -79,7 +79,7 @@ int hw_sm750_map(struct sm750_dev *sm750_dev, struct pci_dev *pdev)
sm750_dev->pvMem =
ioremap_wc(sm750_dev->vidmem_start, sm750_dev->vidmem_size);
if (!sm750_dev->pvMem) {
- iounmap(sm750_dev->pvReg);
+ iounmap(sm750_dev->mmio);
pr_err("Map video memory failed\n");
ret = -EFAULT;
goto exit;
--
2.53.0
^ permalink raw reply related [flat|nested] 3+ messages in thread* [PATCH v2 2/2] staging: sm750fb: rename pvMem to vram and fix CamelCase
2026-03-18 17:08 [PATCH v2 0/2] staging: sm750fb: remove Hungarian notation and fix CamelCase Jad Keskes
2026-03-18 17:08 ` [PATCH v2 1/2] staging: sm750fb: rename pvReg to mmio Jad Keskes
@ 2026-03-18 17:08 ` Jad Keskes
1 sibling, 0 replies; 3+ messages in thread
From: Jad Keskes @ 2026-03-18 17:08 UTC (permalink / raw)
To: Greg Kroah-Hartman; +Cc: linux-staging, Jad Keskes
Rename 'pvMem' to 'vram' to better describe the video RAM and remove Hungarian notation. Additionally, convert remaining CamelCase members in 'struct init_status' to snake_case to follow kernel coding standards.
---
drivers/staging/sm750fb/sm750.c | 30 +++++++++++++++---------------
drivers/staging/sm750fb/sm750.h | 10 +++++-----
drivers/staging/sm750fb/sm750_hw.c | 10 +++++-----
3 files changed, 25 insertions(+), 25 deletions(-)
diff --git a/drivers/staging/sm750fb/sm750.c b/drivers/staging/sm750fb/sm750.c
index 56c03078f..3d96f7976 100644
--- a/drivers/staging/sm750fb/sm750.c
+++ b/drivers/staging/sm750fb/sm750.c
@@ -624,27 +624,27 @@ static int sm750fb_set_drv(struct lynxfb_par *par)
output->paths = sm750_pnc;
crtc->channel = sm750_primary;
crtc->o_screen = 0;
- crtc->v_screen = sm750_dev->pvMem;
+ crtc->v_screen = sm750_dev->vram;
pr_info("use simul primary mode\n");
break;
case sm750_simul_sec:
output->paths = sm750_pnc;
crtc->channel = sm750_secondary;
crtc->o_screen = 0;
- crtc->v_screen = sm750_dev->pvMem;
+ crtc->v_screen = sm750_dev->vram;
break;
case sm750_dual_normal:
if (par->index == 0) {
output->paths = sm750_panel;
crtc->channel = sm750_primary;
crtc->o_screen = 0;
- crtc->v_screen = sm750_dev->pvMem;
+ crtc->v_screen = sm750_dev->vram;
} else {
output->paths = sm750_crt;
crtc->channel = sm750_secondary;
/* not consider of padding stuffs for o_screen,need fix */
crtc->o_screen = sm750_dev->vidmem_size >> 1;
- crtc->v_screen = sm750_dev->pvMem + crtc->o_screen;
+ crtc->v_screen = sm750_dev->vram + crtc->o_screen;
}
break;
case sm750_dual_swap:
@@ -652,7 +652,7 @@ static int sm750fb_set_drv(struct lynxfb_par *par)
output->paths = sm750_panel;
crtc->channel = sm750_secondary;
crtc->o_screen = 0;
- crtc->v_screen = sm750_dev->pvMem;
+ crtc->v_screen = sm750_dev->vram;
} else {
output->paths = sm750_crt;
crtc->channel = sm750_primary;
@@ -660,7 +660,7 @@ static int sm750fb_set_drv(struct lynxfb_par *par)
* need fix
*/
crtc->o_screen = sm750_dev->vidmem_size >> 1;
- crtc->v_screen = sm750_dev->pvMem + crtc->o_screen;
+ crtc->v_screen = sm750_dev->vram + crtc->o_screen;
}
break;
default:
@@ -771,7 +771,7 @@ static int lynxfb_set_fbinfo(struct fb_info *info, int index)
crtc->cursor.max_h = 64;
crtc->cursor.max_w = 64;
crtc->cursor.size = crtc->cursor.max_h * crtc->cursor.max_w * 2 / 8;
- crtc->cursor.vstart = sm750_dev->pvMem + crtc->cursor.offset;
+ crtc->cursor.vstart = sm750_dev->vram + crtc->cursor.offset;
memset_io(crtc->cursor.vstart, 0, crtc->cursor.size);
if (!g_hwcursor)
@@ -918,12 +918,12 @@ static void sm750fb_setup(struct sm750_dev *sm750_dev, char *src)
swap = 0;
- sm750_dev->initParm.chip_clk = 0;
- sm750_dev->initParm.mem_clk = 0;
- sm750_dev->initParm.master_clk = 0;
- sm750_dev->initParm.powerMode = 0;
- sm750_dev->initParm.setAllEngOff = 0;
- sm750_dev->initParm.resetMemory = 1;
+ sm750_dev->init_parm.chip_clk = 0;
+ sm750_dev->init_parm.mem_clk = 0;
+ sm750_dev->init_parm.master_clk = 0;
+ sm750_dev->init_parm.power_mode = 0;
+ sm750_dev->init_parm.set_all_eng_off = 0;
+ sm750_dev->init_parm.reset_memory = 1;
/* defaultly turn g_hwcursor on for both view */
g_hwcursor = 3;
@@ -1090,7 +1090,7 @@ static int lynxfb_pci_probe(struct pci_dev *pdev,
sm750_dev->mtrr.vram = arch_phys_wc_add(sm750_dev->vidmem_start,
sm750_dev->vidmem_size);
- memset_io(sm750_dev->pvMem, 0, sm750_dev->vidmem_size);
+ memset_io(sm750_dev->vram, 0, sm750_dev->vidmem_size);
pci_set_drvdata(pdev, sm750_dev);
@@ -1122,7 +1122,7 @@ static void lynxfb_pci_remove(struct pci_dev *pdev)
arch_phys_wc_del(sm750_dev->mtrr.vram);
iounmap(sm750_dev->mmio);
- iounmap(sm750_dev->pvMem);
+ iounmap(sm750_dev->vram);
kfree(g_settings);
}
diff --git a/drivers/staging/sm750fb/sm750.h b/drivers/staging/sm750fb/sm750.h
index f7501a46d..bc0ef3e02 100644
--- a/drivers/staging/sm750fb/sm750.h
+++ b/drivers/staging/sm750fb/sm750.h
@@ -39,13 +39,13 @@ enum sm750_path {
};
struct init_status {
- ushort powerMode;
+ ushort power_mode;
/* below three clocks are in unit of MHZ*/
ushort chip_clk;
ushort mem_clk;
ushort master_clk;
- ushort setAllEngOff;
- ushort resetMemory;
+ ushort set_all_eng_off;
+ ushort reset_memory;
};
struct lynx_accel {
@@ -98,11 +98,11 @@ struct sm750_dev {
__u32 vidmem_size;
__u32 vidreg_size;
void __iomem *mmio;
- unsigned char __iomem *pvMem;
+ unsigned char __iomem *vram;
/* locks*/
spinlock_t slock;
- struct init_status initParm;
+ struct init_status init_parm;
enum sm750_pnltype pnltype;
enum sm750_dataflow dataflow;
int nocrt;
diff --git a/drivers/staging/sm750fb/sm750_hw.c b/drivers/staging/sm750fb/sm750_hw.c
index e62c090b2..11834aa2f 100644
--- a/drivers/staging/sm750fb/sm750_hw.c
+++ b/drivers/staging/sm750fb/sm750_hw.c
@@ -76,15 +76,15 @@ int hw_sm750_map(struct sm750_dev *sm750_dev, struct pci_dev *pdev)
sm750_dev->vidmem_start, sm750_dev->vidmem_size);
/* reserve the vidmem space of smi adaptor */
- sm750_dev->pvMem =
+ sm750_dev->vram =
ioremap_wc(sm750_dev->vidmem_start, sm750_dev->vidmem_size);
- if (!sm750_dev->pvMem) {
+ if (!sm750_dev->vram) {
iounmap(sm750_dev->mmio);
pr_err("Map video memory failed\n");
ret = -EFAULT;
goto exit;
}
- pr_info("video memory vaddr = %p\n", sm750_dev->pvMem);
+ pr_info("video memory vaddr = %p\n", sm750_dev->vram);
exit:
return ret;
}
@@ -93,7 +93,7 @@ int hw_sm750_inithw(struct sm750_dev *sm750_dev, struct pci_dev *pdev)
{
struct init_status *parm;
- parm = &sm750_dev->initParm;
+ parm = &sm750_dev->init_parm;
if (parm->chip_clk == 0)
parm->chip_clk = (sm750_get_chip_type() == SM750LE) ?
DEFAULT_SM750LE_CHIP_CLOCK :
@@ -104,7 +104,7 @@ int hw_sm750_inithw(struct sm750_dev *sm750_dev, struct pci_dev *pdev)
if (parm->master_clk == 0)
parm->master_clk = parm->chip_clk / 3;
- ddk750_init_hw((struct initchip_param *)&sm750_dev->initParm);
+ ddk750_init_hw((struct initchip_param *)&sm750_dev->init_parm);
/* for sm718, open pci burst */
if (sm750_dev->devid == 0x718) {
poke32(SYSTEM_CTRL,
--
2.53.0
^ permalink raw reply related [flat|nested] 3+ messages in thread