Ben Hutchings wrote:
> The recently added support for lgs8g75 included some 8051 machine code
> without accompanying source code. Replace this with use of the
> firmware loader.
>
> Compile-tested only.
>
> Signed-off-by: Ben Hutchings <[email protected]>
> ---
> This firmware can be added to linux-firmware.git instead, and I will be
> requesting that very shortly.
Had you submitted a patch for it already? Could you please test the patch
before we commit it at the tree?
>
> Ben.
>
> drivers/media/dvb/frontends/Kconfig | 1 +
> drivers/media/dvb/frontends/lgs8gxx.c | 50 ++++++--------------------------
> 2 files changed, 11 insertions(+), 40 deletions(-)
>
> diff --git a/drivers/media/dvb/frontends/Kconfig
> b/drivers/media/dvb/frontends/Kconfig
> index d7c4837..26b00ab 100644
> --- a/drivers/media/dvb/frontends/Kconfig
> +++ b/drivers/media/dvb/frontends/Kconfig
> @@ -553,6 +553,7 @@ config DVB_LGS8GL5
> config DVB_LGS8GXX
> tristate "Legend Silicon LGS8913/LGS8GL5/LGS8GXX DMB-TH demodulator"
> depends on DVB_CORE && I2C
> + select FW_LOADER
> default m if DVB_FE_CUSTOMISE
> help
> A DMB-TH tuner module. Say Y when you want to support this frontend.
> diff --git a/drivers/media/dvb/frontends/lgs8gxx.c
> b/drivers/media/dvb/frontends/lgs8gxx.c
> index eabcadc..1bfcf85 100644
> --- a/drivers/media/dvb/frontends/lgs8gxx.c
> +++ b/drivers/media/dvb/frontends/lgs8gxx.c
> @@ -24,6 +24,7 @@
> */
>
> #include <asm/div64.h>
> +#include <linux/firmware.h>
>
> #include "dvb_frontend.h"
>
> @@ -46,42 +47,6 @@ module_param(fake_signal_str, int, 0644);
> MODULE_PARM_DESC(fake_signal_str, "fake signal strength for LGS8913."
> "Signal strength calculation is slow.(default:on).");
>
> -static const u8 lgs8g75_initdat[] = {
> - 0x01, 0x30, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
> - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
> - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
> - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
> - 0x00, 0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
> - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
> - 0xE4, 0xF5, 0xA8, 0xF5, 0xB8, 0xF5, 0x88, 0xF5,
> - 0x89, 0xF5, 0x87, 0x75, 0xD0, 0x00, 0x11, 0x50,
> - 0x11, 0x50, 0xF4, 0xF5, 0x80, 0xF5, 0x90, 0xF5,
> - 0xA0, 0xF5, 0xB0, 0x75, 0x81, 0x30, 0x80, 0x01,
> - 0x32, 0x90, 0x80, 0x12, 0x74, 0xFF, 0xF0, 0x90,
> - 0x80, 0x13, 0x74, 0x1F, 0xF0, 0x90, 0x80, 0x23,
> - 0x74, 0x01, 0xF0, 0x90, 0x80, 0x22, 0xF0, 0x90,
> - 0x00, 0x48, 0x74, 0x00, 0xF0, 0x90, 0x80, 0x4D,
> - 0x74, 0x05, 0xF0, 0x90, 0x80, 0x09, 0xE0, 0x60,
> - 0x21, 0x12, 0x00, 0xDD, 0x14, 0x60, 0x1B, 0x12,
> - 0x00, 0xDD, 0x14, 0x60, 0x15, 0x12, 0x00, 0xDD,
> - 0x14, 0x60, 0x0F, 0x12, 0x00, 0xDD, 0x14, 0x60,
> - 0x09, 0x12, 0x00, 0xDD, 0x14, 0x60, 0x03, 0x12,
> - 0x00, 0xDD, 0x90, 0x80, 0x42, 0xE0, 0x60, 0x0B,
> - 0x14, 0x60, 0x0C, 0x14, 0x60, 0x0D, 0x14, 0x60,
> - 0x0E, 0x01, 0xB3, 0x74, 0x04, 0x01, 0xB9, 0x74,
> - 0x05, 0x01, 0xB9, 0x74, 0x07, 0x01, 0xB9, 0x74,
> - 0x0A, 0xC0, 0xE0, 0x74, 0xC8, 0x12, 0x00, 0xE2,
> - 0xD0, 0xE0, 0x14, 0x70, 0xF4, 0x90, 0x80, 0x09,
> - 0xE0, 0x70, 0xAE, 0x12, 0x00, 0xF6, 0x12, 0x00,
> - 0xFE, 0x90, 0x00, 0x48, 0xE0, 0x04, 0xF0, 0x90,
> - 0x80, 0x4E, 0xF0, 0x01, 0x73, 0x90, 0x80, 0x08,
> - 0xF0, 0x22, 0xF8, 0x7A, 0x0C, 0x79, 0xFD, 0x00,
> - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xD9,
> - 0xF6, 0xDA, 0xF2, 0xD8, 0xEE, 0x22, 0x90, 0x80,
> - 0x65, 0xE0, 0x54, 0xFD, 0xF0, 0x22, 0x90, 0x80,
> - 0x65, 0xE0, 0x44, 0xC2, 0xF0, 0x22
> -};
> -
> /* LGS8GXX internal helper functions */
>
> static int lgs8gxx_write_reg(struct lgs8gxx_state *priv, u8 reg, u8 data)
> @@ -627,9 +592,14 @@ static int lgs8913_init(struct lgs8gxx_state *priv)
>
> static int lgs8g75_init_data(struct lgs8gxx_state *priv)
> {
> - const u8 *p = lgs8g75_initdat;
> + const struct firmware *fw;
> + int rc;
> int i;
>
> + rc = request_firmware(&fw, "lgs8g75.fw", &priv->i2c->dev);
> + if (rc)
> + return rc;
> +
> lgs8gxx_write_reg(priv, 0xC6, 0x40);
>
> lgs8gxx_write_reg(priv, 0x3D, 0x04);
> @@ -640,16 +610,16 @@ static int lgs8g75_init_data(struct lgs8gxx_state *priv)
> lgs8gxx_write_reg(priv, 0x3B, 0x00);
> lgs8gxx_write_reg(priv, 0x38, 0x00);
>
> - for (i = 0; i < sizeof(lgs8g75_initdat); i++) {
> + for (i = 0; i < fw->size; i++) {
> lgs8gxx_write_reg(priv, 0x38, 0x00);
> lgs8gxx_write_reg(priv, 0x3A, (u8)(i&0xff));
> lgs8gxx_write_reg(priv, 0x3B, (u8)(i>>8));
> - lgs8gxx_write_reg(priv, 0x3C, *p);
> - p++;
> + lgs8gxx_write_reg(priv, 0x3C, fw->data[i]);
> }
>
> lgs8gxx_write_reg(priv, 0x38, 0x00);
>
> + release_firmware(fw);
> return 0;
> }
>
--
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