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authorvolker <volker@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>2010-03-12 22:17:15 +0000
committervolker <volker@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>2010-03-12 22:17:15 +0000
commitd1c03f054cf14908aa5fc1f7d3eba6d4dcb46994 (patch)
treede59ea3d7c4f3f33ce2ea660b9b56b045beb3f63
parentadaa4da6bb46042c127714a20fde31ff12fa96a2 (diff)
downloadlcd4linux-d1c03f054cf14908aa5fc1f7d3eba6d4dcb46994.tar.gz
changed hardcoded pixel resolution to configuration; usb_*_np functions only if available; try to get USB vendor name
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@1116 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
Diffstat (limited to '')
-rw-r--r--drv_G15.c51
1 files changed, 30 insertions, 21 deletions
diff --git a/drv_G15.c b/drv_G15.c
index 8a95b99..296baa6 100644
--- a/drv_G15.c
+++ b/drv_G15.c
@@ -328,10 +328,17 @@ static int drv_G15_open()
for (bus = usb_get_busses(); bus; bus = bus->next) {
for (dev = bus->devices; dev; dev = dev->next) {
debug("%s: open %s/%s/%s", Name, bus->dirname, dev->bus->dirname, dev->filename);
- if ((g15_lcd = usb_open(dev))) {
- if (dev->descriptor.idVendor == G15_VENDOR) {
- debug("%s: Found USB vendor ID 0x%x (Logitech), checking productID 0x%x...",
- Name, G15_VENDOR, dev->descriptor.idProduct);
+ if (dev->descriptor.idVendor == G15_VENDOR) {
+ if ((g15_lcd = usb_open(dev))) {
+ // get vendor name if possible
+ if (dev->descriptor.iManufacturer) {
+ retval = usb_get_string_simple(g15_lcd, dev->descriptor.iManufacturer, dname, sizeof(dname));
+ if (retval <= 0) {
+ snprintf(dname, sizeof(dname), "(unknown)");
+ }
+ }
+ debug("%s: Found USB vendor ID 0x%x (%s), checking productID 0x%x...",
+ Name, G15_VENDOR, dname, dev->descriptor.idProduct);
switch (dev->descriptor.idProduct) {
case G15_DEVICE:
case G15_DEVICE2:
@@ -360,6 +367,7 @@ static int drv_G15_open()
debug("%s: Vendor 0x%x Product 0x%x found",
Name, dev->descriptor.idVendor, dev->descriptor.idProduct);
+#ifdef LIBUSB_HAS_GET_DRIVER_NP
/* detach from the kernel if we need to */
retval = usb_get_driver_np(g15_lcd, interf, dname, 31);
debug("%s: Ret %i from usb_get_driver_np(interf.%d), Drivername %s",
@@ -367,18 +375,21 @@ static int drv_G15_open()
switch (retval) {
case -EPERM:
error("%s: Permission denied! eUID of this process is %i %s",
- Name, geteuid(), geteuid() != 0 ? "(not root)" : "");
- return -1;
+ Name, geteuid(), geteuid() != 0 ? "(not root)" : "");
+ //return -1;
break;
case -ENODATA:
error("%s: No data available! Device switched off?", Name);
- return -1;
+ //return -1;
break;
}
+#ifdef LIBUSB_HAS_DETACH_KERNEL_DRIVER_NP
if (retval == 0 && strcmp(dname, "usbhid") == 0) {
debug("%s: detaching...", Name);
usb_detach_kernel_driver_np(g15_lcd, interf);
}
+#endif // detach_kernel_driver_np
+#endif // get_driver_np
retval = usb_set_configuration(g15_lcd, config);
debug("%s: Ret %d from usb_set_configuration(%d)", Name, retval, config);
@@ -400,9 +411,9 @@ static int drv_G15_open()
}
}
- }
- }
- }
+ } // G15_Vendor
+ } // all devices
+ } // all busses
return -1;
}
@@ -421,7 +432,7 @@ static int drv_G15_close(void)
static void drv_G15_update_img()
{
int i, j, k;
- unsigned char *output = malloc(160 * 43 * sizeof(unsigned char));
+ unsigned char *output = malloc(DCOLS * DROWS * sizeof(unsigned char));
int retval;
DEBUG("entered");
@@ -429,27 +440,25 @@ static void drv_G15_update_img()
return;
DEBUG("memory allocated");
- memset(output, 0, 160 * 43);
+ memset(output, 0, DCOLS * DROWS);
DEBUG("memory set");
output[0] = 0x03;
DEBUG("first output set");
for (k = 0; k < 6; k++) {
- for (i = 0; i < 160; i++) {
+ for (i = 0; i < DCOLS; i++) {
int maxj = (k == 5) ? 3 : 8;
for (j = 0; j < maxj; j++) {
- if (g15_image[(k * 1280) + i + (j * 160)])
- output[32 + i + (k * 160)] |= (1 << j);
+ if (g15_image[(k * 1280) + i + (j * DCOLS)])
+ output[32 + i + (k * DCOLS)] |= (1 << j);
}
}
}
DEBUG("output array prepared");
mutex_lock(kb_mutex);
- //retval = usb_interrupt_write(g15_lcd, 0x02, (char *) output, 992, 1000); // G15
- //retval = usb_interrupt_write(g15_lcd, 0x03, (char *) output, 992, 1000); // Z10
retval = usb_interrupt_write(g15_lcd, usb_endpoint, (char *) output, 992, 1000);
- //info("%s: Ret %i from usb_interrupt_write(endpoint 2)", Name, retval);
+ //info("%s: Ret %i from usb_interrupt_write(endpoint %d)", Name, retval, usb_endpoint);
mutex_unlock(kb_mutex);
usleep(300);
@@ -472,7 +481,7 @@ static void drv_G15_blit(const int row, const int col, const int height, const i
for (r = row; r < row + height; r++) {
for (c = col; c < col + width; c++) {
- g15_image[r * 160 + c] = drv_generic_graphic_black(r, c);
+ g15_image[r * DCOLS + c] = drv_generic_graphic_black(r, c);
}
}
@@ -520,11 +529,11 @@ static int drv_G15_start(const char *section)
DEBUG("allocating image buffer");
/* you surely want to allocate a framebuffer or something... */
- g15_image = malloc(160 * 43 * sizeof(unsigned char));
+ g15_image = malloc(DCOLS * DROWS * sizeof(unsigned char));
if (!g15_image)
return -1;
DEBUG("allocated");
- memset(g15_image, 0, 160 * 43);
+ memset(g15_image, 0, DCOLS * DROWS);
DEBUG("zeroed");
/* open communication with the display */