Skip to content

Commit

Permalink
parisc/stifb: Keep track of hardware path of graphics card
Browse files Browse the repository at this point in the history
commit b046f98 upstream.

Keep the pa_path (hardware path) of the graphics card in sti_struct and use
this info to give more useful info which card is currently being used.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: stable@vger.kernel.org   # v5.10+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  • Loading branch information
hdeller authored and gregkh committed Jun 9, 2022
1 parent b746c6a commit d22cc7a
Show file tree
Hide file tree
Showing 3 changed files with 14 additions and 9 deletions.
5 changes: 4 additions & 1 deletion drivers/video/console/sticon.c
Expand Up @@ -46,6 +46,7 @@
#include <linux/slab.h>
#include <linux/font.h>
#include <linux/crc32.h>
#include <linux/fb.h>

#include <asm/io.h>

Expand Down Expand Up @@ -392,7 +393,9 @@ static int __init sticonsole_init(void)
for (i = 0; i < MAX_NR_CONSOLES; i++)
font_data[i] = STI_DEF_FONT;

pr_info("sticon: Initializing STI text console.\n");
pr_info("sticon: Initializing STI text console on %s at [%s]\n",
sticon_sti->sti_data->inq_outptr.dev_name,
sticon_sti->pa_path);
console_lock();
err = do_take_over_console(&sti_con, 0, MAX_NR_CONSOLES - 1,
PAGE0->mem_cons.cl_class != CL_DUPLEX);
Expand Down
15 changes: 7 additions & 8 deletions drivers/video/console/sticore.c
Expand Up @@ -34,7 +34,7 @@

#include "../fbdev/sticore.h"

#define STI_DRIVERVERSION "Version 0.9b"
#define STI_DRIVERVERSION "Version 0.9c"

static struct sti_struct *default_sti __read_mostly;

Expand Down Expand Up @@ -503,7 +503,7 @@ sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name)
if (!fbfont)
return NULL;

pr_info("STI selected %ux%u framebuffer font %s for sticon\n",
pr_info(" using %ux%u framebuffer font %s\n",
fbfont->width, fbfont->height, fbfont->name);

bpc = ((fbfont->width+7)/8) * fbfont->height;
Expand Down Expand Up @@ -947,6 +947,7 @@ static struct sti_struct *sti_try_rom_generic(unsigned long address,

static void sticore_check_for_default_sti(struct sti_struct *sti, char *path)
{
pr_info(" located at [%s]\n", sti->pa_path);
if (strcmp (path, default_sti_path) == 0)
default_sti = sti;
}
Expand All @@ -958,7 +959,6 @@ static void sticore_check_for_default_sti(struct sti_struct *sti, char *path)
*/
static int __init sticore_pa_init(struct parisc_device *dev)
{
char pa_path[21];
struct sti_struct *sti = NULL;
int hpa = dev->hpa.start;

Expand All @@ -971,8 +971,8 @@ static int __init sticore_pa_init(struct parisc_device *dev)
if (!sti)
return 1;

print_pa_hwpath(dev, pa_path);
sticore_check_for_default_sti(sti, pa_path);
print_pa_hwpath(dev, sti->pa_path);
sticore_check_for_default_sti(sti, sti->pa_path);
return 0;
}

Expand Down Expand Up @@ -1008,9 +1008,8 @@ static int sticore_pci_init(struct pci_dev *pd, const struct pci_device_id *ent)

sti = sti_try_rom_generic(rom_base, fb_base, pd);
if (sti) {
char pa_path[30];
print_pci_hwpath(pd, pa_path);
sticore_check_for_default_sti(sti, pa_path);
print_pci_hwpath(pd, sti->pa_path);
sticore_check_for_default_sti(sti, sti->pa_path);
}

if (!sti) {
Expand Down
3 changes: 3 additions & 0 deletions drivers/video/fbdev/sticore.h
Expand Up @@ -370,6 +370,9 @@ struct sti_struct {

/* pointer to all internal data */
struct sti_all_data *sti_data;

/* pa_path of this device */
char pa_path[24];
};


Expand Down

0 comments on commit d22cc7a

Please sign in to comment.