diff options
| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-02-14 18:51:56 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-02-14 18:53:53 (GMT) |
| commit | 83ec8225b6aecfddafd3b1d40cf79c0d4615a84c (patch) | |
| tree | 47cab661c856546689c28b96edb1de85109fb06b /drivers/media/rc | |
| parent | 3691a0dd3a3e53d4b74c7a412f7e58929b65584e (diff) | |
| download | linux-83ec8225b6aecfddafd3b1d40cf79c0d4615a84c.tar.xz | |
[media] fintek-cir: add support for newer chip version
Acked-by: Jarod Wilson <jarod@redhat.com>
Reviewed-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/rc')
| -rw-r--r-- | drivers/media/rc/fintek-cir.c | 26 | ||||
| -rw-r--r-- | drivers/media/rc/fintek-cir.h | 4 |
2 files changed, 21 insertions, 9 deletions
diff --git a/drivers/media/rc/fintek-cir.c b/drivers/media/rc/fintek-cir.c index 7f7079b..392d4be 100644 --- a/drivers/media/rc/fintek-cir.c +++ b/drivers/media/rc/fintek-cir.c @@ -117,7 +117,7 @@ static u8 fintek_cir_reg_read(struct fintek_dev *fintek, u8 offset) static void cir_dump_regs(struct fintek_dev *fintek) { fintek_config_mode_enable(fintek); - fintek_select_logical_dev(fintek, LOGICAL_DEV_CIR); + fintek_select_logical_dev(fintek, fintek->logical_dev_cir); pr_reg("%s: Dump CIR logical device registers:\n", FINTEK_DRIVER_NAME); pr_reg(" * CR CIR BASE ADDR: 0x%x\n", @@ -143,7 +143,7 @@ static int fintek_hw_detect(struct fintek_dev *fintek) u8 chip_major, chip_minor; u8 vendor_major, vendor_minor; u8 portsel, ir_class; - u16 vendor; + u16 vendor, chip; int ret = 0; fintek_config_mode_enable(fintek); @@ -176,6 +176,7 @@ static int fintek_hw_detect(struct fintek_dev *fintek) chip_major = fintek_cr_read(fintek, GCR_CHIP_ID_HI); chip_minor = fintek_cr_read(fintek, GCR_CHIP_ID_LO); + chip = chip_major << 8 | chip_minor; vendor_major = fintek_cr_read(fintek, GCR_VENDOR_ID_HI); vendor_minor = fintek_cr_read(fintek, GCR_VENDOR_ID_LO); @@ -192,6 +193,15 @@ static int fintek_hw_detect(struct fintek_dev *fintek) fintek->chip_major = chip_major; fintek->chip_minor = chip_minor; fintek->chip_vendor = vendor; + + /* + * Newer reviews of this chipset uses port 8 instead of 5 + */ + if ((chip != 0x0408) || (chip != 0x0804)) + fintek->logical_dev_cir = LOGICAL_DEV_CIR_REV2; + else + fintek->logical_dev_cir = LOGICAL_DEV_CIR_REV1; + spin_unlock_irqrestore(&fintek->fintek_lock, flags); return ret; @@ -200,7 +210,7 @@ static int fintek_hw_detect(struct fintek_dev *fintek) static void fintek_cir_ldev_init(struct fintek_dev *fintek) { /* Select CIR logical device and enable */ - fintek_select_logical_dev(fintek, LOGICAL_DEV_CIR); + fintek_select_logical_dev(fintek, fintek->logical_dev_cir); fintek_cr_write(fintek, LOGICAL_DEV_ENABLE, CIR_CR_DEV_EN); /* Write allocated CIR address and IRQ information to hardware */ @@ -381,7 +391,7 @@ static irqreturn_t fintek_cir_isr(int irq, void *data) fit_dbg_verbose("%s firing", __func__); fintek_config_mode_enable(fintek); - fintek_select_logical_dev(fintek, LOGICAL_DEV_CIR); + fintek_select_logical_dev(fintek, fintek->logical_dev_cir); fintek_config_mode_disable(fintek); /* @@ -422,7 +432,7 @@ static void fintek_enable_cir(struct fintek_dev *fintek) fintek_config_mode_enable(fintek); /* enable the CIR logical device */ - fintek_select_logical_dev(fintek, LOGICAL_DEV_CIR); + fintek_select_logical_dev(fintek, fintek->logical_dev_cir); fintek_cr_write(fintek, LOGICAL_DEV_ENABLE, CIR_CR_DEV_EN); fintek_config_mode_disable(fintek); @@ -439,7 +449,7 @@ static void fintek_disable_cir(struct fintek_dev *fintek) fintek_config_mode_enable(fintek); /* disable the CIR logical device */ - fintek_select_logical_dev(fintek, LOGICAL_DEV_CIR); + fintek_select_logical_dev(fintek, fintek->logical_dev_cir); fintek_cr_write(fintek, LOGICAL_DEV_DISABLE, CIR_CR_DEV_EN); fintek_config_mode_disable(fintek); @@ -611,7 +621,7 @@ static int fintek_suspend(struct pnp_dev *pdev, pm_message_t state) fintek_config_mode_enable(fintek); /* disable cir logical dev */ - fintek_select_logical_dev(fintek, LOGICAL_DEV_CIR); + fintek_select_logical_dev(fintek, fintek->logical_dev_cir); fintek_cr_write(fintek, LOGICAL_DEV_DISABLE, CIR_CR_DEV_EN); fintek_config_mode_disable(fintek); @@ -634,7 +644,7 @@ static int fintek_resume(struct pnp_dev *pdev) /* Enable CIR logical device */ fintek_config_mode_enable(fintek); - fintek_select_logical_dev(fintek, LOGICAL_DEV_CIR); + fintek_select_logical_dev(fintek, fintek->logical_dev_cir); fintek_cr_write(fintek, LOGICAL_DEV_ENABLE, CIR_CR_DEV_EN); fintek_config_mode_disable(fintek); diff --git a/drivers/media/rc/fintek-cir.h b/drivers/media/rc/fintek-cir.h index 1b10b20..82516a1 100644 --- a/drivers/media/rc/fintek-cir.h +++ b/drivers/media/rc/fintek-cir.h @@ -88,6 +88,7 @@ struct fintek_dev { u8 chip_major; u8 chip_minor; u16 chip_vendor; + u8 logical_dev_cir; /* hardware features */ bool hw_learning_capable; @@ -172,7 +173,8 @@ struct fintek_dev { #define LOGICAL_DEV_ENABLE 0x01 /* Logical device number of the CIR function */ -#define LOGICAL_DEV_CIR 0x05 +#define LOGICAL_DEV_CIR_REV1 0x05 +#define LOGICAL_DEV_CIR_REV2 0x08 /* CIR Logical Device (LDN 0x08) config registers */ #define CIR_CR_COMMAND_INDEX 0x04 |